HP 3150 - Manual

4 Contents EN 4 Functional overview Chapter contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65Basic functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66Printer functions . . . . . . . . . . . . . . . . . . . . . . . . . ....

EN Contents 5 Internal assemblies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107 LIU board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107Formatter board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108Metal si...

6 Contents EN Paper curl . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 181Paper path check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 182 Troubleshooting tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 183 Paper pat...

EN Contents-7 Figures Figure 1. Model and serial number label . . . . . . . . . . . . . . . . . 18 Figure 2. Document scanner path . . . . . . . . . . . . . . . . . . . . . . 19 Figure 3. Printer path (1 of 2) . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Figure 4. Printer path (2 of 2) . ....

8 EN Figure 42. Fuser pressure plate removal . . . . . . . . . . . . . . . . . 114 Figure 43. Fuser pressure plate replacement . . . . . . . . . . . . . . 115 Figure 44. Front casing removal . . . . . . . . . . . . . . . . . . . . . . . . 116 Figure 45. Heating element removal (1 of 2) . . . . . . ....

EN Contents-11 Tables Table 1. Product features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Table 2. Physical specifications . . . . . . . . . . . . . . . . . . . . . . . . 16 Table 3. Performance specifications . . . . . . . . . . . . . . . . . . . . 16 Table 4. Power specification...

EN Chapter contents 13 1 Product Information Chapter contents Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Product features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Product specifications . . . . . . . ....

14 Product Information EN Introduction The HP LaserJet 3100/3150 product is a powerful business tool with the capabilities of a full range of office equipment. With the HP LaserJet 3100/3150 product, you can: ● Print—Easily print documents with the laser quality you have come to expect from an HP La...

EN Product features 15 Product features Table 1. Product features Feature Description Print speed 6 pages per minute (ppm) Copy speed 6 ppm Fax transmission speed 6 seconds per page Margins for scanned items 0.16 in (4.06 mm) at leading and trailing edges0.12 in (3.05 mm) at sides Margins for printe...

16 Product Information EN Product specifications Table 2. Physical specifications Category Specification Height 10.71 in (272 mm) without supports attached;15.91 in (404 mm) with supports attached Depth 15.36 in (390 mm) without supports attached;23.55 in (598 mm) with supports attached Width 15.12 ...

EN Product specifications 17 Table 4. Power specifications Category Specification Power requirements 100 to 127 Volts alternating current (Vac) +/-10%; 50 to 60 hertz220 to 240 Vac +/-10%; 50 hertz Power consumption (in continuous copy mode) 135 watts Power consumption (idle) 9 watts Minimum recomme...

18 Product Information EN Model and serial numbers The model number and serial number are listed on an identification label located on the back of the printer. The serial number contains information about the Country of Origin, the Revision Level, the Production Code, and production number of the HP...

EN Product overview 19 Product overview Figure 2. Document scanner path 1 Document output support 2 Document output slot 3 Document release door/control panel 4 Document feeder tray guides 5 Document feeder tray 6 Document feeder support 7 Special media lever 1 2 7 3 4 5 6

20 Product Information EN Figure 3. Printer path (1 of 2) 1 Front paper output 2 Paper path lever 3 Control panel 4 Printer door 5 Printer door release latches 6 Paper output support 7 Paper input support 1 2 3 4 5 6 7 5

EN Product overview 21 Figure 4. Printer path (2 of 2) 1 Output bin 2 Input bin 3 Paper guides 4 Single-sheet input slot 1 4 2 3

22 Product Information EN Figure 5. Rear view 1 Power cable connector 2 Phone line connector (or connectors, depending on country) 3 Model and serial number label 4 Parallel cable connector 1 2 4 3

EN Regulatory information 23 Regulatory information Safety Transportation Non-operating Magnetic Field Emissions, IATA Packaging Instructions 902 Laser safety statement The Center for Devices and Radiological Health (CDRH) of the U.S. Food and Drug Administration has implemented regulations for lase...

24 Product Information EN Laser statement for Finland Luokan 1 laserlaite Klass 1 Laser Apparat HP LaserJet 3100/3150 laserkirjoitin on käyttäjän kannalta turvallinen luokan 1 laserlaite. Normaalissa käytössä kirjoittimen suojakotelointi estää lasersäteen pääsyn laitteen ulkopuolelle.Laitteen turval...

EN Regulatory information 25 FCC regulations This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. T...

26 Product Information EN This equipment uses the following USOC jacks: RJ11C An FCC-compliant telephone cord and modular plug is provided with this equipment. This equipment is designed to be connected to the telephone network or premises wiring using a compatible modular jack which is Part 68 comp...

EN Regulatory information 27 Telephone consumer protection act (U.S.) The Telephone Consumer Protection Act of 1991 makes it unlawful for any person to use a computer or other electronic device, including fax machines, to send any message unless such message clearly contains, in a margin at the top ...

28 Product Information EN IC CS-03 requirements NOTICE: The Industry Canada label identifies certified equipment. This certification means that the equipment meets certain telecommunications network protective, operational and safety requirements as prescribed in the appropriate Terminal Equipment T...

EN Regulatory information 29 Declaration of conformity according to ISO/IEC Guide 22 and EN 45014 Manufacturer’s Name: Hewlett-Packard Company Manufacturer’s Address: 11311 Chinden Boulevard Boise, Idaho 83714-1021, USA declares, that the product Product Name: HP LaserJet 3100/3150 product Model Num...

30 Product Information EN Canadian DOC regulations Complies with Canadian EMC Class B requirements. Conforme á la classe B des normes canadiennes de compatibilité électromagnétiques. << CEM>>. Environmental product stewardship program Protecting the environment Hewlett-Packard Company is...

EN Regulatory information 31 Toner consumption Depending on the type of printer driver you have, you may be able to select a “draft” mode which uses about 50% less toner, thereby extending the life of the toner cartridge. This is only available using printer driver properties when printing or making...

34 Product Information EN Material safety data sheet The Material Safety Data Sheet (MSDS) can be obtained by contacting the fax-on-demand service in the HP LaserJet Supplies website at the following address: http://www.hp.com/go/msds If you do not have access to the internet, call U.S. HP FIRST at(...

EN Chapter contents 35 2 Installation and operation Chapter contents Operating environment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 Media requirements. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37 Toner cartridge information . . . . . . . ....

36 Installation and operation EN Operating environment The environmental requirements listed below must be maintained to ensure the proper operation of the HP LaserJet 3100/3150 product. Consider the following before installing the printer: ● Install in a well-ventilated, dust-free area. ● Install o...

EN Media requirements 37 Media requirements Media must be in good condition. Do not use media that is torn, worn, or irregular. The table below details media requirements of the HP LaserJet 3100/3150 product. Table 8. Media requirements Input for paper input bin and single-sheet input slot (for prin...

38 Installation and operation EN Toner cartridge information Toner cartridges contain components that are sensitive to light, temperature, and humidity. Follow the recommendations in this section to ensure the highest quality and longest life of HP toner cartridges. Keep the HP LaserJet 3100/3150 pr...

EN Control panel 39 Control panel Figure 6. Control panel layout 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1. Ready light 7. Forward arrow key 13. Speed-dial key 2. Error light 8. Stop/clear key 14. Redial/pause key 3. Control panel display 9. Copy key 15. Numeric keys 4. Enter/menu key 10. One-t...

40 Installation and operation EN Control panel messages These control panel messages are listed alphabetically, and are accompanied by the cause for the message and steps to take to resolve the problem. Table 9. Control panel messages Message Cause Solution (number) is a GroupGroup not Allowed The g...

42 Installation and operation EN Communication Error An error occurred while trying to transmit a fax. Brief descriptions of communication errors are listed below: 60 no RTC at end of fax 81 memory filled up 82 fax was too short 84 power fail while receiving 85 failed to train 86 in ECM, fax data ha...

EN Control panel 43 Configuration Err # (number 1-4) An error was detected in the SRAM. Unplug the power cord from the power source, wait 10 seconds, and replug in the power cord.Try plugging the power cord into a different power source.If the error persists, see Chapter 6, “Troubleshooting.” Config...

44 Installation and operation EN Fax Document was Lost Faxes in memory were lost as a result of a power failure. If you set up faxes to be sent at a future time or to be polled, or if the product was set to receive faxes to memory, print a fax log to identify the lost faxes. The lost faxes should be...

EN Control panel 45 Memory Full - Send Unscanned Pages During the fax job the memory filled. All pages of the fax have to be in memory for a fax job to work correctly. Only the pages that fit into memory were sent. Reload the pages that were not sent and send them. Memory is Full The HP LaserJet 310...

46 Installation and operation EN No Memory for Report Erase/Print Document There is not enough memory to print a report because memory is being used to store faxes that have been received to memory. There is not enough memory to print a report because memory is being used to store faxes set up to be...

EN Control panel 47 Paper Bin is EmptyPlease Add Paper The paper input bin is empty. Load paper. If paper is already loaded, remove it. Check for and remove any jammed sheets and discard them. Then, reload the paper stack in the paper input bin. Password must be 4 Digits An attempt was made to enter...

48 Installation and operation EN Polling-In Error The HP LaserJet 3100/3150 product tried to poll another fax machine. The poll failed because there was no answer, the line was busy, or the other fax machine was not ready to be polled. Make sure that the sender’s fax machine is ready to be polled, a...

EN Control panel 49 Printer is Busy The HP LaserJet 3100/3150 product is temporarily unavailable for other types of printing (such as printing faxes or copies). No action is needed. If you already started another job, such as you sent a copy job through the document feeder tray and it was scanned in...

50 Installation and operation EN Redial Failed Attempts to redial a fax number failed. Try resending the fax. If the fax still fails to transmit, call the recipient to make sure that the fax machine is on and ready.Make sure that you are dialing the correct fax number.Disconnect the telephone cord f...

EN Control panel 51 Speed Dial (number) is not Assigned You tried to dial a speed-dial code that doesn’t have a fax number stored in it or you assigned a non-defined one-touch key to a group. Choose a speed-dial code to which you have already assigned a fax number. System Error An error has occurred...

52 Installation and operation EN Menu tree The following page shows the layout of the menu settings in a hierarchical diagram. You may want to refer to this menu tree before making changes to settings and features. To see the current settings, print a configuration report. Current settings are marke...

EN Chapter contents 55 3 Maintenance Chapter contents Life expectancies of consumables . . . . . . . . . . . . . . . . . . . . . . . . . . 56 Cleaning and maintaining the equipment . . . . . . . . . . . . . . . . . . . . 57 Cleaning the document scanner path . . . . . . . . . . . . . . . . . . . . ....

56 Maintenance EN Life expectancies of consumables Inspect the consumables when servicing the HP LaserJet 3100/3150. Replace consumables as needed, based on failures or wear, not strictly on usage. The following table lists approximate schedules for replacing consumables. Table 10. Life expectancies...

EN Cleaning and maintaining the equipment 57 Cleaning and maintaining the equipment WARNING! Before you perform these steps, unplug the printer to avoid shock hazard. To maintain quality, thoroughly clean the HP LaserJet 3100/3150 product: ● Any time a new toner cartridge is installed. ● After print...

58 Maintenance EN Cleaning the document scanner path Clean parts of the document scanner if the ink on items you are scanning can be smudged with your hand, or if the parts have excessive amounts of dust or dirt on them. Also clean these parts if there are smudges, lines, or other marks on original ...

60 Maintenance EN Cleaning the print path Clean the print path to re-establish print quality if you frequently duplex or if you notice other marks on printed pages. WARNING! Before cleaning the HP LaserJet 3100/3150 product, disconnect it from the power source. 1 Clean the outside of the device with...

EN Cleaning the print path 61 Note If toner gets on your clothing, wipe it off with a dry cloth and wash clothing in cold water. Hot water and the heat of the dryer set toner into the fabric. 3 Remove the toner cartridge. Note If you notice excessive amounts of toner inside the HP LaserJet 3100/3150...

62 Maintenance EN 6 Scrub the exposed area (top and front) of the pickup roller using a side-to-side motion. Do not rotate the roller to clean the unexposed sides. 7 Using a dry, lint-free cloth, dry the exposed area of the pickup roller using a side-to-side motion. 8 After the alcohol inside the pr...

EN Using a cleaning page 63 Using a cleaning page After you have cleaned the printer parts, use this procedure to print and use a cleaning page, if needed. This cleaning page can help remove toner specks on your printed pages. To use a cleaning page 1 Place a stack of plain letter- or A4-sized paper...

64 Maintenance EN 7 Place the cleaning page into the paper input bin, top first, face down. 8 Print a different file. 9 Inspect the page. If there are no shiny, black spots on the page’s black strip, the print path is clean. Discard the page, and the procedure has been completed. 10 If there are shi...

EN Chapter contents 65 4 Functional overview Chapter contents Basic functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66 Printer functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67 ECU/power system . . . . . . . . . . . ....

66 Functional overview EN Basic functions This chapter presents a functional overview of the HP LaserJet 3100/3150 product’s processes. The following systems are discussed: ● optical system (document scanner) ● ECU (engine controller unit) system/power system ● formatter system ● image formation sys...

EN Printer functions 67 Printer functions Printer functions are divided into four groups: ● engine control ● image formation ● printer laser/scanner ● pickup/feed The following figure is a block diagram of the printer unit: Figure 8. Printer unit functional block diagram

68 Functional overview EN ECU/power system The ECU coordinates all print engine activities, drives the laser, and coordinates print data from the formatter with the image formation process. The ECU also includes power supply and distribution circuitry. The ECU controls the following systems and func...

EN ECU/power system 69 Print engine control system Printer laser/scanner drive Based on information received from the formatter, the ECU sends signals to the laser/scanner assembly to modulate the laser diode “on” and “off” and to drive the laser/scanner motor. For more information, see “Image forma...

70 Functional overview EN Power system (on ECU) The AC, DC, and high-voltage power supply circuits are all contained within the ECU. AC power distribution The AC power circuitry supplies AC voltage whenever the power cord is connected to the AC power source. AC voltage is distributed to the DC power...

EN ECU/power system 71 High-voltage power distribution The high-voltage power supply PCA applies an overlap of DC and AC voltage to the primary charging roller and the developing roller. This circuit also applies a positive or negative DC voltage to the transfer roller according to the instructions ...

72 Functional overview EN Formatter system The formatter is responsible for the following: ● controlling the document scanner ● formatting and controlling faxes ● formatting and controlling copies ● receiving and processing print data from the printer interface ● monitoring the control panel and rel...

EN Formatter system 73 Random-access memory (RAM) ● One bank of RAM, which is battery-backed, stores parameters. Another two banks of RAM are used for temporary storage. ● DRAM (Dynamic RAM) provides temporary storage of fax, copy, scan, and print data. Parallel interface The formatter receives inco...

74 Functional overview EN Image formation system Laser printing requires the interaction of several different technologies (such as electronics, optics, and electrophotographics) to provide a printed page. Each process functions independently and must be coordinated with the other printer processes....

EN Image formation system 75 CAUTION The printer's toner cartridge does not include a light-blocking shutter. Be careful to avoid exposing the drum to light, which can permanently damage the drum. Protect the cartridge whenever removing it from the printer. Step 1: Primary charging This process cons...

76 Functional overview EN Step 4: Transferring During the transferring process, the toner image on the drum surface is transferred to the paper. A positive charge applied to the back of the paper by the transfer roller causes the negatively charged toner on the drum surface to be attracted to the pa...

EN Printer feed system 77 Printer feed system Both the paper input bin and the single-sheet input slot merge into one, main input area. Paper placed in either of these areas enables the paper-out sensor (PS202), which informs the ECU that paper is present. When the printer receives a print job and i...

EN Printer feed system 79 Paper jam detection The paper out sensor (PS202), paper registration sensor (PS203), and the paper exit sensor (PS201) detect paper moving through the HP LaserJet 3100/3150 product. If a paper jam is detected, the ECU immediately stops the printing process and displays a pa...

80 Functional overview EN Solenoid, photosensors, and switches The following figure shows the locations of the solenoid, photosensors, and switches. Figure 13. Solenoid, photosensors, and switches 2 1 3 4 7 8 5 6 1 Pickup solenoid (SL1). Enables the pickup roller. 2 Paper registration sensor (PS203)...

EN Document scanner system 81 Document scanner system The document scanner system consists of the optical system and document pickup and feed systems. The optical system, also known as the contact image sensor, contains the following: ● light-emitting diode (LED) array ● contact glass ● rod lens arr...

EN Chapter contents 85 5 Removal and replacement Chapter contents Removal and replacement strategy . . . . . . . . . . . . . . . . . . . . . . . . . 86 Required tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87 Covers . . . . . . . . . . . . . . . . . . . . ....

86 Removal and replacement EN Removal and replacement strategy This chapter documents removal and replacement of field replaceable units (FRUs) only. Replacement is generally the reverse of removal. Occasionally, notes are included to provide direction for difficult or critical replacement procedure...

EN Required tools 87 Before performing service . . . † Print internal reports. † Remove all media from the product. † Unplug all cables from the product, beginning with the power cable. † Place the product on an ESD mat. † Remove all supports and bins. † Remove the toner cartridge. After completing ...

88 Removal and replacement EN Covers Back cover 1 Unplug the power cord and phone cord(s) and remove the parallel cable from the back of the printer. 2 Remove all supports and bins. 3 Press the printer door release latches and open the printer door. 4 Remove the toner cartridge. 5 Rotate the HP Lase...

EN Covers 89 7 Insert the small flatblade screwdriver into the openings (callout 1) at the top of the back cover to pop the upper corners. Figure 17. Back cover removal (2 of 2) 8 Remove the back cover by grabbing it on both sides and pulling it away. To reinstall After placing the back cover in its...

90 Removal and replacement EN Right side cover 1 Remove the back cover. 2 Rotate the HP LaserJet 3100/3150 product so that you face its right side. 3 Remove one (1) screw (callout 1) from the top of the right side cover. Figure 18. Right side cover removal 4 Pop the latches at the top of the cover. ...

EN Covers 91 Left side cover 1 Remove the back cover. 2 Rotate the HP LaserJet 3100/3150 product so that you face the back of the product. 3 Pop the latches at the top and bottom (callout 1), at the back of the product. Figure 19. Left side cover removal 4 Remove the left side cover by rotating it a...

92 Removal and replacement EN Left front cover 1 Remove the back cover and the left side cover. 2 Rotate the HP LaserJet 3100/3150 product so that you face its left side. 3 Remove the pressure release lever cover by inserting the small flatblade screwdriver into the slot (callout 1) to release the l...

EN Covers 93 Top cover 1 Remove the back cover, the right side cover, the left side cover, and the left front cover. 2 Remove one (1) screw (callout 1) from the top of the top cover. Figure 21. Top cover removal 3 Lift the top cover off the product. 4 Lift the input bin straight up and away from the...

94 Removal and replacement EN RFI shield 1 Remove all covers. 2 Remove four (4) screws (callout 1) from the RFI shield. CAUTION When step 3 below is performed, all memory is cleared from the formatter, including country-specific settings. Clearing memory can render the product illegal or inoperable....

EN Document scanner assemblies 95 Document scanner assemblies Printer door 1 Press the printer door release latches and open the printer door. 2 Remove all covers and the RFI shield. 3 Pull the four (4) cables (callout 1) from the connectors aligned vertically along the right side of the formatter b...

96 Removal and replacement EN 5 Remove the printer door cable guide (callout 1) by rocking it free and lifting it out. 6 Remove the spacer (callout 2) by releasing the latch at one end and then lifting it out. Figure 24. Printer door removal (2 of 3) 2 2 1 2

98 Removal and replacement EN Document release door Note Although it is possible to separate the document release door from the printer door without opening or removing the printer door, HP recommends that you remove the printer door before replacing components of the document release door. 1 Remove...

EN Document scanner assemblies 99 4 To release the right hinge of the document release door from the printer door, use one hand to simultaneously press the right side of the document release door toward the left and pull the printer door frame to the right. Figure 27. Document release door removal (...

100 Removal and replacement EN Upper guide assembly 1 Remove the three (3) screws (callout 1) from the upper guide assembly. 2 On some HP LaserJet 3100 products, there is a fourth screw (callout 2) to remove. 3 Lift up and rotate the assembly toward you. Figure 28. Upper guide assembly removal (1 of...

EN Document scanner assemblies 101 4 Remove the screw (callout 1) from one of the small printed circuit boards. 5 On all HP LaserJet 3150 products and on some HP LaserJet 3100 products, there is an additional screw (callout 2) to remove. 6 Release two (2) cables (callout 3) from their connectors, on...

102 Removal and replacement EN Contact image sensor 1 Remove the document scanner guide by lifting it up while pressing the two tabs at the left side of the assembly. Figure 30. Contact image sensor removal (1 of 2)

EN Document scanner assemblies 103 2 Release the contact image sensor and its mounting plate by removing the two (2) screws (callout 1) from the mounting plate. Figure 31. Contact image sensor removal (2 of 2) 3 Lift up the contact image sensor and its mounting plate together. 4 Remove the grounding...

104 Removal and replacement EN Document scanner assembly/motor 1 Remove the document scanner guide by lifting it up while pressing the two tabs at the left side of the assembly (see Figure 30). 2 Remove the two (2) screws (callout 1) from the document scanner assembly. Figure 32. Document scanner as...

EN Document scanner assemblies 105 The scanner motor is located on the left side of the document scanner assembly. 4 Remove the two (2) screws (callout 1) from the document scanner motor. Figure 33. Document scanner assembly/motor removal (2 of 2) 5 Lift the document scanner motor straight out. To r...

106 Removal and replacement EN Document scanner pickup roller It is possible to remove the document scanner pickup roller without removing the document release door. However, the steps below detail pickup roller removal with the assumption that the document release door has already been removed. 1 R...

EN Internal assemblies 107 Internal assemblies LIU board 1 Remove the back cover. 2 Pull out slightly the connector for the flat, flexible cable (callout 1) to release the cable and disconnect the cable from the LIU board. Note The flat, flexible cable must be reinstalled to the same orientation. Ex...

108 Removal and replacement EN Formatter board 1 Remove all covers and the RFI shield. 2 If the LIU board has not been removed from the product, pull out slightly the connector for the flat, flexible cable (callout 1) at the left side of the formatter board to release the cable, and then disconnect ...

EN Internal assemblies 109 4 Pull the four (4) cables from the connectors (callout 1) aligned vertically along the right side of the formatter board, and then open the tie-wrap that holds all four cables to release the cables. 5 Remove the remaining screw from the formatter board (callout 2). Figure...

110 Removal and replacement EN Metal side plate 1 Remove all covers, the LIU board, the RFI shield, and the formatter board. 2 Remove the two (2) screws (callout 1) from the grounding plate and lift the grounding plate from the product. 3 Remove the three (3) grounding screws (callout 2). Note Upon ...

EN Internal assemblies 111 Exit roller 1 Remove all covers, the RFI shield, and the printer door. 2 Pry in the tab at the lower end of the left exit roller bushing and pull it inward. 3 Release the exit roller by rotating the tab up. Figure 39. Exit roller removal 4 Remove the exit roller by lifting...

112 Removal and replacement EN Delivery assembly 1 Remove all covers, the RFI shield, the printer door, and the exit roller. 2 Remove the cartridge guide by pressing in the tab (callout 1) and sliding the guide toward the front of the HP LaserJet 3100/3150 product (callout 2). Figure 40. Delivery as...

114 Removal and replacement EN Fuser pressure plate 1 Remove all covers, the RFI shield, the printer door, the exit roller, and the delivery assembly. 2 Remove the two (2) screws (callout 1). 3 Press the fuser plate retainer clips out (callout 2) to release the pressure plate. 4 Rotate the plate aro...

EN Internal assemblies 115 To reinstall The fuser pressure plate is held in place by four locking mechanisms in each corner. Place the rear slits in the plate over the rear brackets that hold the fusing assembly (callout 1). Lower the plate over the retaining clips, pressing on both sides of the fus...

116 Removal and replacement EN Front casing 1 Remove all covers, the RFI shield, and the printer door. 2 Remove the two (2) screws (callout 1) from the right hinge holder. Note The lower screw on each of the hinge holders secures a small metal grounding plate. Upon reinstallation, make sure the grou...

EN Internal assemblies 117 Heating element 1 Remove all covers, the RFI shield, the printer door, the exit roller, the delivery assembly, the fuser pressure plate, and the front casing. 2 Disconnect the AC voltage to the heating element by releasing the connector located on the ECU. Press down on th...

118 Removal and replacement EN 4 Disconnect the thermistor feedback connector (callout 1) in the left, front side of the fusing assembly. Figure 46. Heating element removal (2 of 2) 5 Lift the heating element out. To reinstall Make sure the connectors are properly reattached and that the thermistor ...

EN Internal assemblies 119 Pressure roller 1 Remove all covers, the RFI shield, the printer door, the exit roller, the delivery assembly, the fuser pressure plate, the front casing, and the heating element. 2 Remove the pressure roller guide by lifting the edge (callout 1) and then rolling it gently...

120 Removal and replacement EN Face-up/face-down lever 1 Remove all covers, the RFI shield, the printer door, the exit roller, the delivery assembly, the fuser pressure plate, the front casing, the heating element, and the pressure roller. 2 Rotate the lever forward 90 degrees (past the spring) and ...

EN Internal assemblies 121 Fuser exit roller assembly 1 Remove all covers, the RFI shield, the printer door, the exit roller, the delivery assembly, the fuser pressure plate, the front casing, the heating element, the pressure roller, and the face-up/face-down lever. 2 Remove the gear from the left ...

122 Removal and replacement EN Paper exit sensor flag 1 Remove all covers, the RFI shield, the printer door, the exit roller, the delivery assembly, and fuser pressure plate. Note Before proceeding, examine the paper exit sensor flag. It is important to note the position of the spring mechanism on t...

EN Internal assemblies 123 Laser/scanner assembly 1 Remove all covers. 2 Remove both laser/scanner connectors. 3 Remove the four (4) screws (callout 1). 4 Lift the assembly straight off. Note One of the four screws is longer than the other three. Upon reinstallation, the longer screw must be replace...

124 Removal and replacement EN Solenoid 1 Remove all covers, the RFI shield, the LIU board, the formatter board, and the metal side plate. 2 On the left side of the printer, remove the paper pickup gear (callout 1) by pressing the tabs in the center of the gear outward and pulling the gear off. Figu...

EN Internal assemblies 125 3 Remove the solenoid connector (callout 1) from the ECU. 4 Remove the self-tapping screw (callout 2) that holds the solenoid in place. 5 Unthread the wires from the printer chassis. 6 Lift the solenoid off. Figure 53. Solenoid removal (2 of 2) To reinstall The paper picku...

126 Removal and replacement EN Pickup roller assembly 1 Remove all covers, the RFI shield, the printer door, the LIU board, the formatter board, the metal side plate, and the paper pickup gear. 2 Remove the pickup roller grounding clip on the right of the printer by lifting each end of the clip up a...

EN Internal assemblies 127 3 Using needlenose pliers, pull the bottom of the bushing out (callout 1), then turn it counterclockwise (callout 2) to release it. Figure 55. Pickup roller assembly removal (2 of 2) 4 Lift the bushing out. 5 From inside the front of the printer, slide the right side of th...

128 Removal and replacement EN To reinstall After placing the pickup roller shaft through on the left side, line up the idler roller tabs while repositioning the right side. Rock the shaft back and forth until the pickup roller and the idler roller tabs are correctly reinstalled. Note It is importan...

EN Internal assemblies 129 Paper feed frame 1 Remove all covers, the RFI shield, the printer door, the LIU board, the formatter board, the metal side plate, the paper pickup gear, and the pickup roller assembly. 2 Disconnect the following: • Solenoid from the ECU at J204 (see Figure 53, callout 1). ...

130 Removal and replacement EN 3 Remove the four (4) screws (callout 1) from the back sheet metal plate and lift it off. 4 Remove the four (4) screws (callout 2) from the paper feed frame. Figure 58. Paper feed frame removal (2 of 3) 2 1 2 2 2 2

EN Internal assemblies 131 5 Release the sensor unit connector (callout 1). Figure 59. Paper feed frame removal (3 of 3) 6 Verify that all cables are clear of the frame and pull the frame straight back to remove it. To reinstall The paper feed frame may be easier to reinstall if you place the printe...

132 Removal and replacement EN Transfer roller guide and transfer roller 1 Remove all covers, the RFI shield, the printer door, the LIU board, the formatter board, the metal side plate, the paper pickup gear, the pickup roller assembly, and the paper feed frame. 2 Looking at the back of the printer,...

EN Internal assemblies 133 Kick plate CAUTION Be careful working with the kick plate and separation pad. The spring underneath the kick plate might stay attached to the kick plate, but it is also likely to spring away from the kick plate. Place the spring aside for separation pad disassembly. 1 Remo...

134 Removal and replacement EN To reinstall If the spring on the kick plate does not remain attached to the kick plate, replace the spring, making certain the diameter of the spring surrounds two lower pins on the kick plate and rests inside the third pin. Use needlenose pliers to place the spring c...

EN Internal assemblies 135 Separation pad 1 Remove all covers, the RFI shield, the printer door, the LIU board, the formatter board, the metal side plate, the paper pickup gear, the pickup roller assembly, and the kick plate. 2 Lift the bottom of the white plastic tab (callout 1) on the rear of the ...

136 Removal and replacement EN Subpads 1 Place your index finger on the subpad. 2 Press toward the top of the printer. Figure 64. Subpad removal Note If you replace the subpads, also replace the pickup roller assembly and the separation pad. See the removal procedures for the separation pad on the p...

EN Internal assemblies 137 Feed assembly The feed assembly is located in the paper feed frame. 1 Remove all covers, the RFI shield, the printer door, the LIU board, the formatter board, the metal side plate, the paper pickup gear, the pickup roller assembly, and the paper feed frame. 2 Turn the pape...

138 Removal and replacement EN 4 Remove the self-tapping screw (callout 1) that holds the feed assembly in place. Note Before proceeding, examine the tabs and how they fit into their slots (callout 2). The tabs must be reinstalled to exactly this position. 5 Remove the feed assembly. Figure 66. Feed...

EN Internal assemblies 139 6 Turn the feed assembly over and place it in one hand with the roller-side down. Pop one of the tabs on the other side and the feed roller should fall into your hand. Figure 67. Feed assembly removal (3 of 3) To reinstall Before securing the screw, ensure the tabs on the ...

140 Removal and replacement EN Bottom assemblies Cable guide 1 Remove all covers, the RFI shield, the printer door, the LIU board, the formatter board, and the metal side plate. 2 Two tabs hold the cable guide on the printer chassis. Press each tab inward. 3 Pull the cable guide out. Figure 68. Cabl...

EN Bottom assemblies 141 Main Motor 1 Remove all covers, the RFI shield, the printer door, the LIU board, the formatter board, and the metal side plate. 2 Remove the motor connector (callout 1). 3 Remove two (2) motor screws (callout 2). 4 Lift the motor out. Figure 69. Motor removal 2 2 1 2

142 Removal and replacement EN ECU Remove all covers, the RFI shield, the printer door, the LIU board, the formatter board, the metal side plate, and the front casing. 1 Disconnect the motor connector from the motor. 2 Release all connectors from the ECU. 3 Tip the printer on its top, with the front...

EN Bottom assemblies 143 5 Lift the bottom plate and release the fusing assembly connector (callout 1). Figure 71. ECU removal (2 of 4) 6 Lift the bottom plate from the product and place it on its feet. CAUTION Placing the ECU on a conductive surface can damage the unit. Place the ECU on an ESD mat....

144 Removal and replacement EN 7 Squeeze the speaker cover to release it from the bottom plate and lift it off the bottom plate. Figure 72. ECU removal (3 of 4)

146 Removal and replacement EN Feet 1 Insert the small flatblade screwdriver into the foot to release the tab. 2 Lift off the foot. Figure 74. Feet removal

EN Chapter contents 147 6 Troubleshooting Chapter contents Basic troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 148 Error messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 152 Image formation troubleshooting . . . . . . . . . ...

148 Troubleshooting EN Basic troubleshooting Verification steps Possible problems Solutions Is Power On successful? When the product is connected to a grounded power source, the printer motor should rotate for approximately six seconds and the document scanner motor should rotate for approximately t...

EN Basic troubleshooting 149 Is the product ready? The control panel should function without error messages. Control panel display an error message, such as “ Encoding Error .” Control panel is not functional. Control panel does not function correctly. Consult the list of common messages later in th...

EN Basic troubleshooting 151 Does the product receive a fax? Use another fax machine to send a fax to the product. Too many telephone devices are plugged in, or telephone devices are not connected in the correct order. Firmware is not current. Product’s fax settings are set incorrectly. The LIU is n...

152 Troubleshooting EN Error messages These control panel messages are listed alphabetically and are accompanied by the cause for the message and steps to take to resolve the problem. Message Cause Solution Configuration Err # (number 1-4) An error was detected in the SRAM. Unplug the power cord fro...

EN Image formation troubleshooting 157 Image formation troubleshooting Check the toner cartridge Image formation defects are many times the result of toner cartridge problems. If there is any doubt, always replace the toner cartridge before troubleshooting image defects. Use the following checklist ...

158 Troubleshooting EN Solving image quality problems Use the following table to help solve problems with printed pages. See also “Solving paper feed problems” in this chapter. Problem Cause Solution Parts of the page around the edges aren’t printing. The HP LaserJet 3100/3150 product cannot print t...

EN Image formation troubleshooting 161 Light character shadows or repetitive marks appear on the page. A roller is damaged. The HP LaserJet 3100/3150 product needs to be cleaned. If you are using transparencies, they do not meet HP’s specifications. The paper’s texture is too coarse. The toner cartr...

EN Image formation troubleshooting 163 Blank pages print occasionally. Page length and margins are not set correctly for the paper size. Your HP LaserJet 3100/3150 product is feeding two or more sheets of paper at a time because the paper is difficult to separate. Your software application is sendin...

EN Solving paper feed problems 165 Solving paper feed problems Use the following table to solve problems related to moving paper or documents through the HP LaserJet 3100/3150 product . Problem Cause Solution Pages are coming out curled or wrinkled from the HP LaserJet 3100/3150 product. Paper is cu...

EN Solving general software problems 169 Solving general software problems Use the following table to solve problems related to the software and problems that might occur when installing the software or changing settings manually. Problem Cause Solution On a computer such as a laptop that is regular...

EN Solving general software problems 171 When the product is connected to the network using an HP JetDirect print server, you receive this message: “JetSuite Fax has detected that the HP LaserJet 3150 is either switched off or is not connected to your computer.” The power cord is loose. The network ...

EN Functional checks 173 Functional checks Simple hardware test A simple test of the hardware is printing and copying the demonstration page. To perform the simple hardware test 1 At the product control panel, press V OLUME +C ONTRAST simultaneously to print the demonstration page. 2 Copy the demons...

174 Troubleshooting EN Engine test The engine test is used to verify that the print engine is functioning correctly. The formatter is bypassed during an engine test, so the engine test is useful for isolating printer problems. The engine test prints vertical lines down the entire printable area of a...

EN Functional checks 175 Internal reports Use the control panel to print configuration reports, self-test reports, and demonstration pages. The configuration report shows the settings selected from the control panel. The self-test report contains results of the completed self-test, including modem s...

176 Troubleshooting EN Printing all reports at once When you print all reports at once, the following reports are printed: ● Fax activity report—recent faxes sent and received, and status ● Billing log (if enabled)—prints by billing code (HP LaserJet 3150 product only) ● Block fax list (if enabled)—...

EN Functional checks 177 Half-self test functional check The electrophotographic process can be subdivided into the following stages: ● Image formation stage (charges the drum and writes a latent image to the drum with the laser) ● Development stage (forms a toner image on the drum) ● Transfer stage...

178 Troubleshooting EN Drum rotation functional check The photosensitive drum, located in the toner cartridge, must rotate for the print process to work. The photosensitive drum receives its drive from the main drive assembly. To verify that the drum is rotating: 1 Open the printer door. 2 Remove th...

EN Functional checks 179 Heating element check 1 Paper passes between the heating element and a soft pressure roller to fuse toner to the paper. To verify that the heating element is functioning correctly: 2 Unplug the HP LaserJet 3100/3150 product for at least ten minutes. 3 Verify that the thermis...

180 Troubleshooting EN High-voltage power supply check The high-voltage power supply PCA provides the necessary voltages for the electrophotographic processes. Checking the toner cartridge connection points Visually inspect the three connection points on the underside, right end of the toner cartrid...

EN Functional checks 181 Checking the high-voltage connector assembly The assembly uses three spring-loaded pins to contact the toner cartridge: charging (callout 1), drum ground (callout 2), and developing roller (callout 3). Verify that the pins are not dirty or corroded and that the spring-loadin...

182 Troubleshooting EN Paper path check If paper is not being picked up or is not moving through the paper path, you may want to observe all of the paper motion activities. Overriding SW101 allows you to observe: ● Motor rotation ● Solenoid action ● Kick plate motion ● Paper pickup roller motion ● D...

EN Troubleshooting tools 183 Troubleshooting tools Paper path and components Figure 79. Paper path and components

184 Troubleshooting EN Document path and components Figure 80. Document path and components Form a tte r

EN Troubleshooting tools 185 Repetitive image defect ruler Figure 81. Repetitive image defect ruler

186 Troubleshooting EN Document scanner recalibration If copies, items scanned to the computer, or faxes you send have vertical black or white lines running through them, recalibration might be necessary. Recalibrating the document scanner produces a calibration graph. Successful interpretation of t...

EN Troubleshooting tools 187 6 If the vertical black or white line appears on the copy of the demonstration page, continue with steps 7 through 12 below. 7 On the control panel, press E NTER / M ENU . 8 Press < once to display Service and press E NTER /M ENU . 9 Use the < and > keys to sele...

188 Troubleshooting EN Main wiring Figure 82. General circuit diagram (1 of 2) ECU

EN Troubleshooting tools 189 Figure 83. General circuit diagram (2 of 2) Document Scanner Motor Formatter

190 Troubleshooting EN Service menus Control panel service menu Use the control panel menu, under “service,” to set up remote servicing and to recalibrate the document scanner. The service portion of the control panel menu is shown below in a hierarchical diagram: Table 13. Control panel service men...

EN Service menus 191 Extended service menu Use the extended service mode to run various self-tests and to change softswitch settings, such as the country code softswitch setting. The following page shows the layout of the extended service menu settings in a hierarchical diagram.

192 Troubleshooting EN Table 14. Extended service menu tree Press B ACKSPACE #** to access the extended service menu. Use the < and > keys to select one of the choices below and press E NTER /M ENU . Use the < and > keys to select one of the choices below and press E NTER /M ENU . See th...

EN Service menus 193 Self-test in extended service mode If you perform a self-test from the extended service menu, the printed report will also show firmware revision number and details. Note Print the internal reports before performing extended service mode tests. The reports contain a record of al...

194 Troubleshooting EN Other tests in extended service mode The chart below shows tests that can be performed in extended service mode and a brief explanation of each test: Table 16. Extended service mode tests Test Explanation Keypad test Tests all keypad keys by pressing in sequence. LCD test Test...

EN Service menus 195 Reports in extended service mode The chart below shows reports that can be printed from extended service mode and a brief explanation of each report: Table 17. Extended service mode reports Report Explanation T.30 protocol trace Prints a report of the G3 protocol transmissions a...

196 Troubleshooting EN Clear memory in extended service mode CAUTION Clearing memory clears all parameters, which can render the product illegal or inoperable. Print the internal reports before clearing memory in extended service mode. The reports contain a record of all settings and can assist you ...

EN Softswitches 197 Softswitches Any time the RFI shield is removed from the product, or when softswitches are reset to defaults, the country code softswitch must be reset. Extended service mode allows you to change softswitches on the product. A softswitch is a set of one to eight bits (a sequence ...

EN Firmware and software downloads 199 Firmware and software downloads Newer versions of the firmware and software for the HP LaserJet 3100/3150 product can be downloaded to the product from the following websites: ● http://www.hp.com/support/lj3100/ ● http://www.hp.com/support/lj3150/ After you con...

200 Troubleshooting EN Hardware, software, and firmwarecompatibility The table below shows software and firmware compatibility with HP LaserJet 3100 and 3150 product formatters and control panels. It is easy to see from the table above that the only way to ensure complete compatibility is to have ei...

EN Fax trace report 201 Fax trace report Use the control panel service menu to choose T.30 Protocol Trace and then select At the end of each call . Configure another fax machine, preferably another HP LaserJet 3100 or 3150 product, to the same (or similar) settings. Send a fax from the product or re...

202 Troubleshooting EN Table 20. Fax phase sequence Sequence Calling station Called station Phase A—Call setup sequence 1 Ring signal 2 CNG tone beep, 1100Hz 1 second 3 Transmit CED, 3 seconds, 2100 Hz 4 Transmit NSF 5 Transmit CSI 6 Transmit DIS 7 DIS detected Phase B—Pre-message procedure (negotia...

204 Troubleshooting EN Table 22. Fax abbreviations Abbreviation Function Signal format (“X”= any #) CED Called station identification 2100 Hz CFR Confirmation to receive X010 0001 1850 or 1650 Hz for 3 seconds CIG Calling subscriber identification 1000 0010 CNG Calling tone 1100 Hz for 500 ms CRP Co...

EN Fax trace report 207 Figure 85. Example of a successfully received fax Explanation of DBM -dBM values shown on the fax trace report are hexadecimal numbers. Convert the value to a base-10 number and then divide by 5 to check signal strength. Using the example above, where DBM=34: 34 (hex) = 52 (d...

EN Chapter contents 209 7 Parts and diagrams Chapter contents How to use the parts lists and diagrams . . . . . . . . . . . . . . . . . . . . 210 Consumables and accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . 211 Common hardware . . . . . . . . . . . . . . . . . . . . . . . . . . ...

210 Parts and diagrams EN How to use the parts lists and diagrams The figures in this chapter illustrate the major subassemblies in the printer and their component parts. A table (material list) follows each exploded assembly diagram. Each table lists the reference designator, the associated part nu...

EN Consumables and accessories 211 Consumables and accessories The following items are available through a local authorized HP dealer. To find a dealer near you (or if your dealer is temporarily out of stock), call the HP Customer Information Center at (800) 752-0900. Table 23. Consumables and acces...

212 Parts and diagrams EN Power cables 8120-6810 Power cable—Australia, New Zealand 8120-6811 Power cable—Austria, Belgium, Finland, France, Germany, Hungary, Italy, Netherlands, Norway, Poland, Russia, Spain, Sweden, Ukraine 8120-6812 Power cable—Canada, Mexico, U.S. 8120-8707 Power cable—China 812...

EN Consumables and accessories 213 Ordering consumables The consumables and accessories listed in Table 23 may be ordered from Hewlett-Packard. The phone numbers are: ● U.S.: (800) 538-8787 ● Canada: (800) 387-3154 (Toronto: (516) 671-8383) ● United Kingdom: 0734-441212 ● Germany: 0130-3322 Contact ...

214 Parts and diagrams EN Common hardware Table 24. Common fasteners Example Description Screw, machine, truss head Screw, star Screw, self-tapping Screw, hex-head Screw, hex-head, star

EN Common hardware 215 Figure 86. Major assembly locations RG5-3452-000CNTransfer assembly RG5-3484-070CNPaper pickup assembly RG5-3474-020CNDelivery assembly RG5-3475-040CNSeparation guide assembly RG5-4771-000CN Document scannerassembly RG5-4768-000CN (LJ 3150) RG5-3485-030CNFeed assembly RG5-4769...

220 Parts and diagrams EN Figure 89. Printer door (1 of 2) RG5-4771-000CN RG5-4220-000CN (3100) RG5-4241-000CN (3100) RG5-4769-000CN (3150) RG5-4770-000CN (3150) 11 21 22 20 RG5-4221-000CN (3100) RG5-4768-000CN (3150)

222 Parts and diagrams EN Figure 90. Printer door (2 of 2)

226 Parts and diagrams EN Figure 92. Internal components (1 of 3) RG5-3484-070CN RG5-3474-020CN RG5-3486-040CN 25 22 21 16

EN Common hardware 227 Table 30. Internal components (1 of 3) Reference Part number Description RG5-3484-070CN Paper pickup assembly RG5-3486-040CN Pickup roller assembly RG5-3474-020CN Delivery assembly 1 RB2-3345-000CN Cap 2 RB1-7247-000CN Paper guide 3 RB2-3350-000CN Cable guide, formatter 4 RF5-...

228 Parts and diagrams EN Figure 93. Internal components (2 of 3) 21

230 Parts and diagrams EN Figure 94. Internal components (3 of 3) RG5-3475-040CN 21

242 Parts and diagrams EN Alphabetical parts list Table 38. Alphabetical parts list Part name Part number Figure # Reference Arm, plate, left RB1-7185-000CN 96 16 Arm, plate, right RB1-7186-000CN 96 17 Bottom plate RB2-3342-000CN 95 2 Bushing RB1-7184-000CN 96 5 Bushing (2) RB1-7246-000CN 94 2 Bushi...

EN Alphabetical parts list 245 Input bin assembly RG5-3488-000CN 88 9 Input sensor assembly RY7-5009-000CN 96 3 Jammed paper protector RB1-7334-000CN 99 8 Laser/scanner assembly RG5-3497-050CN 93 19 Left cartridge guide RF5-1514-020CN 94 10 Left cover RB2-3360-000CN 88 3 Left front cover RB2-3451-00...

248 Parts and diagrams EN Transfer guide RF5-2358-000CN 94 6 Transfer guide assembly RG5-3452-000CN 94 21 Transfer roller RF5-1534-000CN 94 7 Upper guide assembly—LJ 3100 RG5-4221-000CN 89 Upper guide assembly—LJ 3150 RG5-4768-000CN 89 Table 38. Alphabetical parts list Part name Part number Figure #...

EN Numerical parts list 249 Numerical parts list Table 39. Numerical parts list Part number Part name Figure # Reference 0515-2672 Screw, M3X6 (9) 92 25 C3948-00002 RFI shield 92 23 C3948-00010 Control panel overlay—German 87 7 C3948-00019 Control panel overlay—Danish 87 7 C3948-00021 Control panel ...

254 Parts and diagrams EN VS1-5057-002CN Fuser connector (2P) 94 15 WE8-5192-000CN Ferrite ring core 93 23 WT2-0276-000CN Clamp, wire 95 13 WT2-0367-000CN Clamp, cable 95 14 WT2-5178-000CN Cable guide, control panel 92 14 WT2-5178-000CN Clamp, cable 95 15 WT2-5300-000CN Cable guide, frame 92 15 XA9-...

EN Document scanner separation pad replacement 255 A Additional user notes Document scanner separation pad replacement The document scanner separation pad is a user-replacable part that is ordered as part of a kit for either the HP LaserJet 3100 product and HP LaserJet 3150 product. The “separation ...

256 A Additional user notes EN How to replace the document scanner separation pad 1 Lift open the document release door. 2 Roatate the strap on the left side of the printer door to unhook the strap. 3 Grasp the separation pad and mylar sheet together (callout 1, below) and lift them straight away fr...

EN Index 257 Index A abbreviations, fax 204AC power distribution 70accessories and consumables availability 33life expectancies 56list 211ordering 213part numbers 56replacement schedule 56 acoustical emissions 17adjusting registration 174amperage 17appropriate responses, fax 203assemblies cable guid...