Page 4 - Copyright
Target Readers This manual is published by Canon Inc. for qualified persons and contains the necessary technical information for technical theory, installation, maintenance, and repair of products. This manual covers all localities where the products are sold. For this reason, it may contain informa...
Page 5 - This part outlines the product and its specifications.; Part 3: Operating Instructions; This part outlines the unit operation giving a technically.
I I. ABOUT THIS MANUAL This manual is divided into five parts containing the information required for servicing the BJC-7100 printer. Part 1: Safety and Precautions This part contains information on how to service the unit safely. It is very important, andmust be read. Part 2: Product Specifications...
Page 6 - II. TABLE OF CONTENTS; Part 1: SAFETY AND PRECAUTIONS; II
II. TABLE OF CONTENTS Page Part 1: SAFETY AND PRECAUTIONS 1 - 1 1. SAFETY PRECAUTIONS 1 - 1 1.1 Moving Parts 1 - 2 1.2 Front Cover 1 - 3 1.3 Ink Stains 1 - 3 1.3.1 Ink path 1 - 4 1.3.2 Ink mist 1 - 5 1.4 Live Parts 1 - 6 1.5 BJ Cartridge Metal Plate 1 - 7 2. MACHINE PRECAUTIONS 1 - 7 2.1 BJ Cartridg...
Page 7 - III
Page2 -11 2.2.2 Printing range 2 -12 2.3 Interface Specifications Part 3: OPERATING INSTRUCTIONS 3 - 1 1. PRINTER SETUP 3 - 1 1.1 Unpacking 3 - 2 1.2 Installation Location 3 - 3 1.3 Installation 3 - 3 1.3.1 Connecting the interface cable 3 - 3 1.3.2 Connecting the power supply 3 - 4 1.3.3 Installing...
Page 8 - IV
Page4 - 8 2.2 Print Modes 4 - 9 2.2.1 Plain paper optimized printing mode (P-POP) 4 - 9 2.2.2 Economy print mode (Draft mode) 4 - 9 2.2.3 Standard mode 4 - 9 2.2.4 High quality and fine mode 4 -10 2.2.5 Print mode settings 4 -11 2.3 Smoothing Function 4 -11 2.4 Print Optimization Controls 4 -11 2.4....
Page 10 - III. ILLUSTRATION INDEX
III. ILLUSTRATION INDEX Page Part 1: SAFETY AND PRECAUTIONS 1 - 1 Figure 1 - 1 The Printer's Moving Parts 1 - 2 Figure 1 - 2 Front Cover 1 - 3 Figure 1 - 3 Ink Path 1 - 4 Figure 1 - 4 BC-62e Photo and BC-61 1 - 4 Figure 1 - 5 Ink Mist 1 - 5 Figure 1 - 6 AC Adapter 1 - 6 Figure 1 - 7 BJ Cartridge Met...
Page 11 - Part 4: TECHNICAL REFERENCE; VII
Page3 -18 Figure 3 -19 Hidden Control Sheet (Sample) 3 -20 Figure 3 -20 Nozzle Check Pattern (Sample) 3 -22 Figure 3 -21 Service Mode Test Print (Sample) 3 -23 Figure 3 -22 EEPROM Data Print (Sample) Part 4: TECHNICAL REFERENCE 4 - 1 Figure 4 - 1 Printer Block Diagram 4 - 2 Figure 4 - 2 Flowchart of...
Page 12 - VIII
Page5 -10 Figure 5 -12 Thickness Gauge Setting 5 -10 Figure 5 -13 Check the Head Gap 5 -11 Figure 5 -14 Adjust the Head Gap 1 5 -12 Figure 5 -15 Adjust the Head Gap 2 5 -37 Figure 5 -16 Logic Board 5 -39 Figure 5 -17 Carriage Board 5 -44 Figure 5 -18 Logic Board (Face) 5 -44 Figure 5 -19 Component B...
Page 13 - IX
IV. TABLE INDEX Page Part 2: PRODUCT SPECIFICATIONS 2 - 5 Table 2 - 1 BJ Cartridge vs Print Mode 2 -10 Table 2 - 2 Paper Specifications 2 -12 Table 2 - 3 IO Signals Compatible Mode 2 -13 Table 2 - 4 IO Signals in Nibble Mode 2 -13 Table 2 - 5 IO Signals in ECP Mode Part 3: OPERATING INSTRUCTIONS 3 -...
Page 17 - SAFETY PRECAUTIONS; Carriage motor; Carriage belt, idler pulleys, and carriage; Paper feed motor; Part 1: Safety and Precautions
1. SAFETY PRECAUTIONS 1.1 Moving Parts Be careful not to let your fingers, hair, clothing, accessories, etc., become caught up inthe moving parts of the printer.There are moving parts associated with the carriage motor and paper feed motor. Carriage motor Carriage belt, idler pulleys, and carriage P...
Page 18 - Figure 1-2 Front Cover
1.2 Front Cover Hold the front part of the front cover to open and close the cover.Be careful not to pinch your fingers between the front and main cover when closing thefront cover. Part 1: Safety and Precautions BJC-7100 1-2 Figure 1-2 Front Cover
Page 19 - CAUTION
1.3 Ink Stains 1.3.1 Ink path Be careful not to touch the ink path as it may stain your hands, clothes, printer, worktable etc., during servicing.The ink path consists of the BJ cartridge nozzles, head cap, waste ink tube, headwiper, cleaner unit, maintenance jet receiving section, and waste ink abs...
Page 21 - POWER; Figure 1-6 AC Adapter
1.4 Live Parts When the plug of the printer's AC adapter is plugged into a live power outlet, the powersupply unit of the printer is live regardless of the power being set to ON or OFF usingthe POWER button. Be careful not to get on electric shock if you are checking the printer operation with theco...
Page 22 - BJ Cartridge Metal Plate; Overheat detection when replacing cartridge; RESUME; Metal Plate; Figure 1-7 BJ Cartridge Metal Plate
1.5 BJ Cartridge Metal Plate Do not touch the BJ cartridge's metal plate as it may be very hot. The metal plateheats up during printing and becomes particularly hot during heavy duty printing. CAUTION Danger! High Temperature!Do not touch. The printer has the following protective mechanisms to detec...
Page 23 - MACHINE PRECAUTIONS; BJ Cartridge Handling; Head Cap; Figure 1-8 Removing the BJ Cartridge Cap and Tape
2. MACHINE PRECAUTIONS 2.1 BJ Cartridge Handling 2.1.1 Unpacking the BJ cartridge Do not unpack the BJ cartridge until you are ready to use it.Before installing the BJ cartridge in the printer, remove the cap protecting the nozzlesand gently peel off the protective tape.Do not attempt to reuse the c...
Page 24 - Figure 1-9 BJ Cartridges
2.1.3 Power on/off When the printer is turned off with the POWER button, the printer automatically caps the BJ cartridge's nozzles for protection and to prevent ink leakage.If the AC adapter is unplugged before the printer is turned off with the POWER button, the nozzles may not be capped. In this c...
Page 25 - Ink Tank Handling; Figure 1-10 Removing the Ink Tank Cap
2.1.5 Ink electroconductivity The ink used in the BJ cartridge can conduct electricity. If any ink leaks into theprinter's mechanical parts, use paper towels, etc., to wipe clean. If the ink leaks ontothe printer's electrical components, use tissue paper, etc., to wipe clean. If the inkgets to the I...
Page 26 - Double Spurs
2.3 Printer Handling 2.3.1 Spurs Take care not to bend the tips of the spurs.The spurs that transport and eject the paper after printing are very small and caneasily be deformed.If a spur is deformed, its contacting surface with the printed paper increases, creatinga dotted line. 2.3.2 Damage due to...
Page 27 - Cleaning; BJ Cartridge; Figure 1-14 Capping Position
2.3.3 Ink leakage and dry-out Make sure a BJ cartridge is installed before turning off the power, using the POWER button.When you turn off the printer using the POWER button, the printer automatically performs the following operations: Cleaning Any ink left in the purge unit or in the nozzles of the...
Page 28 - NOTES ON SERVICING; ) During logic board replacement; See
3. NOTES ON SERVICING 3.1 EEPROM Data The printer stores the function settings and keeps track of various informationincluding the total sheets printed, the number of cartridge replacements, the totalwaste ink amount, and the head position adjustment values. The data is stored in theEEPROM on the lo...
Page 29 - USA Only; Figure 1-16 Protecting the Power Supply
3.2 Service Mode of Printer Driver There are certain printer driver control functions, described below, that are, inprinciple, hidden from the end user. These service mode functions, which must beused with caution, are provided for service purposes only.See "Part 3: 3.3.2 Service mode of printer...
Page 30 - Static Electricity; Carriage Motor; Figure 1-17 Electrical System of Printer
3.4 Static Electricity The electrostatic charge accumulated in clothing can damage electrical componentsand alter their electrical characteristics.Before disassembling the printer to service it, use a wriststrap or other grounded metalobject to discharge the static electricity. The following parts m...
Page 31 - Disassembly and Assembly; Figure 1-18 Parts that Cannot be Disassembled
3.5 Disassembly and Assembly 3.5.1 Parts that cannot be disassembled Do not disassemble the ribbon cable to the head on the carriage unit. The position inrelation to the contacts with the BJ cartridge is factory adjusted, and cannot bereadjusted during printer servicing.In addition, do not attempt t...
Page 35 - Part 2: Product Specifications; Figure 2-1 Printer Appearance
1. PRODUCT OUTLINE 1.1 Outline The BJC-7100 is a personal desktop color bubble-jet printer that uses a new 600dpi BJcartridge and technology to achieve outstanding print quality and photographicrealism. The printing process uses an ink optimizer to enable water resistance printingon plain paper.The ...
Page 37 - View
1.3 BJ Cartridge 1.3.1 Black BJ cartridge (BC-60) The BC-60 BJ cartridge is used for monochrome printing and for printing using theink optimizer. It is a head and ink tank integrated type, disposable BJ cartridgeconsisting of a unified BJ head and ink tanks for black ink and ink optimizer.There are ...
Page 39 - TABLE 2-1 BJ CARTRIDGE VS PRINT MODE
1.3.3 Color BJ cartridge (BC-61) The BC-61 BJ cartridge is used for color printing (denser colors and filling largerareas with color). The cartridge consists of a main unit that separates the BJ heads,and disposable ink tanks (BCI-61 Color).The BJ head has 240 nozzles supplying the color inks. There...
Page 41 - General Specifications; Desktop serial color bubblejet printer; Throughput; Bit image printing; IEEE1284-compatible parallel interface; Interface connectors
2. SPECIFICATIONS 2.1 General Specifications 1. Type Desktop serial color bubblejet printer 2. Operating mode Canon extended mode 3. Print resolution 1200 (H) × 600 (V) dpi max. 4. Printing speed Burst (BC-60 monochrome) HQ: 480cps, HS: 720cps Throughput Monochrome printing: HQ: Approx. 5.8ppm, HS: ...
Page 44 - Paper Specifications; mm, similarly allows you to print to the; Plain paper; TABLE 2-2 PAPER SPECIFICATIONS
2.2 Paper Specifications 2.2.1 Paper types ● ● : OK ✕ : NG *1: A4+ size paper is a Canon original size paper that, measuring 222.7 × 355.6mm, is slightly larger than A4 size paper. The A4+size paper allows you to print to the full A4size. The LTR+ size, measuring 228.6 × 337.8mm, similarly allows yo...
Page 45 - : Recommended Printing Area; Figure 2-7 Printing Area
2.2.2 Printing range 2-11 BJC-7100 Part 2: Product Specifications : Recommended Printing Area : Printable Area (1) Monochrome Printing (2) Color or Photo Printing 3mm 7.0mm 3.4mm 3.4mm (1) 22.6mm (2) 21.6mm (1) 12.0mm (2) 21.0mm A4, A5 and B5 Sizes 3mm 7.0mm 6.4mm 6.4mm (1) 12.0mm (2) 21.0mm (1) 22....
Page 46 - Interface Specifications; Bidirectional parallel interface (IEEE1284 compatible); Input; Shielded twisted pair cable; ) Interface connectors; TABLE 2-3 IO SIGNALS IN COMPATIBLE MODE; Signal
2.3 Interface Specifications 1) Interface type Bidirectional parallel interface (IEEE1284 compatible) 2) Signal level Input TTL level: Input signals other than to data bus"Low" level: +0.0V to +0.6V "High" level: +2.4V to +5.0VTTL level: Data bus"Low" level: +0.0V to +0.8V ...
Page 47 - TABLE 2-4 IO SIGNALS IN NIBBLE MODE
*1: N.C.: No connection *1: N.C.: No connection 2-13 BJC-7100 Part 2: Product Specifications TABLE 2-4 IO SIGNALS IN NIBBLE MODE TABLE 2-5 IO SIGNALS IN ECP MODE Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 Signal HostClk Data 1 Data 2 Data 3 Data 4 Data 5 Data 6 Data 7 Data 8 PtrClk PtrBusy...
Page 48 - Compatible Mode
7) Description of input/output signals Compatible Mode Data Strobe [Input] This signal is used to read DATA1 to DATA8. The signal becomes valid after theBUSY signal goes Low and the printer outputs an ACKNLG signal. This signal isnormally High. After it goes Low, the printer receives data. When the ...
Page 49 - Nibble Mode; The data bus is not used in nibble mode.
Init [Input] When it changes to Low, this signal sets the printer in the BUSY state, then resetsthe printer by changing from Low to High.The pules width of this signal is requiired longer than 5 micro seconds.On completion of initialization, the head retreats to the home position and thedefault prin...
Page 50 - Init; This signal is not used in nibble mode.; ECP mode
Host Busy [Input] Indicates that the host is ready to receive the data from the printer by making theHost Busy signal Low in the reverse data transmission phase. After that, it goesHigh when data is received from the printer to verify receiving data.This signal changes to High in response to the Ptr...
Page 51 - This signal is always High in ECP mode.
Ack Reverse [Output] This signal remains High when data is sent from the host computer to the printer. Itremains Low in the reverse data transmission phase.When switching from the forward to reverse data transmission phase, this signalchanges to Low, to indicate that a request to switch modes has be...
Page 52 - Figure 2-8 Compatible Mode
Part 2: Product Specifications BJC-7100 2-18 4 µ s (When HS mode is invalid) Min.0.8 µ s 0.5 µ s Min. 0.5 µ s Min. STROBE Data 1-8 BUSY ACKNLG 0.5 µ s Min. Printer Busy 0000 0000 Ptr Host Bit0 Bit4 Bit1 Bit5 Bit3 Bit7 Bit2 Bit6 1284 Active Ack Data Req Data (1 to 8) Host Busy Host Clk Ptr Clk Ptr Bu...
Page 55 - After unpacking, make sure the items below have been included:; Part 3: Operating Instructions
1. PRINTER SETUP 1.1 Unpacking After unpacking, make sure the items below have been included: 3-1 BJC-7100 Part 3: Operating Instructions Instructions/Driver Software BJ Cartridge BJ Cartridge Container Instruction Manual Packing Packing Carton Packing Packing Packing Tapes Packing Tapes Tapes Tapes...
Page 56 - Installation Location; Figure 3-2 Printer Dimensions
1.2 Installation Location To ensure optimum performance, install the printer where there is adequate space.It is also important that you install the printer where the vibration caused by thecarriage movements will not cause problems.The figure illustrates the printer dimensions. Use the printer wher...
Page 57 - Connect the cable to the printer; Figure 3-3 Connecting the Interface Cable; POWER button; Figure 3-4 Connecting the Power Supply
1.3 Installation Set up the printer as follows. 1.3.1 Connecting the interface cable 1) Make sure both the printer and host PC are OFF.2) Connect the interface cable to the interface connector on the printer. Lock the connector clips. 3) Connect the other end of the interface cable to the host PC. 1...
Page 58 - REPLACE; Figure 3-5 Removing Cap and Tape from BJ Cartridge; REPRACE Button; Figure 3-6 Installing BJ Cartridges
1.3.3 Installing the BJ cartridge 1) Removing the BJ cartridge protectors Remove the BJ cartridge from the package, then remove the cap and tape on thenozzles, as shown in the figure. Do not reuse the cap and tape. It can clog the nozzles or mix the inkcolors.Do not touch the nozzles when removing t...
Page 59 - ) Aligning the print heads; Resolution Adjustment Pattern.; Figure 3-7 Checking Print Head Alignment
3) Aligning the print heads Because two BJ cartridges are installed in the printer, differences in how they aresecured and in the cartridges themselves can shift the way ink is ejected onto thepaper. To even out any differences and ensure satisfactory print quality, follow theprocedure below for adj...
Page 60 - Press the; ) Installing an ink tank; REPLACE Button; Figure 3-8 Replacing the Ink Tank
1.3.4 Replacing the ink tanks You can replace the ink tanks of the BC-61 and BC-62e Photo BJ cartridges (not theBC-60 BJ cartridge). Replace the ink tanks as described below. 1) When to replace the ink tank Replace the ink tank in any of the following cases: the ink runs out, the ink tank isout of i...
Page 61 - Container
1.3.5 Cartridge container [SB-60] The printer is supplied with a container for storing the BC-61 or BC-62e Photo BJcartridges for users who are using both the BC-61 and BC-62e Photo. (Note that theBC-60 cannot be stored in the container.)When the BC-61 is installed in the printer, the BC-62e Photo i...
Page 62 - Turning Printer Power On and Off; Figure 3-11 Incorrect Method of Powering Off
1.4 Turning Printer Power On and Off 1.4.1 Turning the power on When the printer is connected to a power supply, press the POWER button to turn it ON. The beeper sounds once and the printer initializes itself.If no BJ cartridge has been installed, the POWER indicator blinks to show that the printer ...
Page 63 - Loading Printer Paper; TABLE 3-1 PRINTER PAPER SETTINGS; Paper Type; Plain Paper; Size; Paper Rest; Figure 3-12 Paper Settings
1.5 Loading Printer Paper To obtain optimum print quality, either use the auto sheet feeder or the manual feed onthe back of the printer, depending on the type of print paper you are using. Becausethis printer automatically adjusts the platen-head gap according to the paper beingused, there are no p...
Page 64 - Names of Parts and Their Functions
1.6 Names of Parts and Their Functions The different parts of the printer and their functions are shown below. Part 3: Operating Instructions BJC-7100 3-10 FRONT Paper Rest Supprots the stack of paper loaded in thesheet feeder. Sheet Feeder Print paper is loaded in the sheet feeder.Note that the she...
Page 65 - The; BACK; Connects the parallel interface to the PC.
3-11 BJC-7100 Part 3: Operating Instructions INSIDE REPLACE Button The REPLACE button moves the carriage from the cartridge replacement position tothe home position or vice versa. BACK Parallel Interface Connector Connects the parallel interface to the PC. Manual Feed Slot Insert sheet s thr ough th...
Page 66 - TRANSPORTING THE PRINTER; Transporting the Printer; Emergency Measure; Figure 3-15 Transporting the Printer
2. TRANSPORTING THE PRINTER When carrying or transporting the printer, keep the BJ cartridge installed in the printeror stored in the cartridge container.This prevents the ink from leaking and drying out in the nozzles.Also when both BC-61 and BC-62e Photo are in use, keep one cartridge installed in...
Page 67 - Figure 3-16 Manual Capping Method
2.2 Manual Capping The BJ cartridges of the BJC-7100 printer can be capped manually only by servicepersonal.1) Insert a tweezers into the hole for manual capping positioning and rotate the gears slowly counterclockwise. 2) When the cap and carriage lock lever are in the lowest position, slowly move ...
Page 68 - PRINTER SERVICING FUNCTIONS; Error Indications; Figure 3-17 Control Panel; Error; TABLE 3-2 OPERATOR CALLS
3. PRINTER SERVICING FUNCTIONS 3.1 Error Indications The indicators in combination with the beeper indicate the nature of any error.There are two types of errors: operator call errors, which can be corrected by the user,and service call errors, which cannot be corrected by the user. The indicators s...
Page 69 - the same number of blinks.; Purge Error; Beeper; Initial position of purge gear not detected.; TABLE 3-3 SERVICE CALLS
3.1.2 Service calls In the case of service calls, "service personnel call error messages" are displayed onthe host computer’s screen via the printer driver, and you can check the details of theerror as shown in the table below by the number of times that the beeper on the mainunit sounds.If ...
Page 70 - Warning Indications; BJ cartridge mismatch warning; This warning message is displayed when you press the
3.2 Warning Indications The printer warns the operator of less serious error states by printing out messagesand sounding the beeper. Printing is not forcibly stopped while warnings are displayed. BJ cartridge mismatch warning If you select the photo ink system using the printer driver controls and s...
Page 71 - Function Settings; Procedure; b) High speed printing; Pause after printing each page
3.3 Function Settings This printer has no function selector for setting functions. Use the Windows driver tomake the respective settings. For details, see the Windows Driver Guide included withthe printer. 3.3.1 Items set by control function Procedure 1) Open the printer driver control dialog box.2)...
Page 72 - First power-on cleaning not performed
3.3.2 Service mode of printer driver There are certain printer driver control functions as service mode. These service mode functions, which must be used with caution, are provided for servicepurposes only.Procedure 1) Open the printer driver control dialog box.2) Select "Custom Setting" whi...
Page 73 - Cleaning the BJ Cartridge; Manual Print Head Cleaning
3.4 EEPROM The EEPROM stores data such as the total page count, BJ cartridgeinstallation/removal count, total waste ink amount, and customsettings. The pagecount and waste ink amount indicate the frequency with which the printer is used.The EEPROM must be reset when the logic board, EEPROM, or waste...
Page 75 - Function; TABLE 3-4 SERVICE MODE
3.8 Service Mode Use the control buttons to select printer service mode.In Service Mode, you can, in addition to resetting the EEPROM data, execute thefunctions shown in Table 3-4.1) While holding down the RESUME button, press the POWER button to turn on the printer. 2) Holding down the POWER button...
Page 77 - Printing EEPROM Data; button to print the EEPROM data on completion of the printer
3.8.3 Printing EEPROM data You can use the following self-print test to check the data recorded in the EEPROM. Printing EEPROM Data 1) Enter to a service mode. See "Part 3: 3.8 Service Mode" (page 3-21) . 2) Press the RESUME button four times. (The ERROR indicator turns off.) 3) Press the PO...
Page 81 - Printer Block Diagram; Part 4: Technical Reference; Figure 4-1 Printer Block Diagram
1. OVERVIEW 1.1 Printer Block Diagram 4-1 BJC-7100 Part 4: Technical Reference Figure 4-1 Printer Block Diagram CNHED 1 CNLF CNPWR CNIF CNPGS CNCR CNHED 2 EEPROM DRAM MPU Vcc (+5VDC) VH (+20VDC) VM (+27.6VDC) I/F Paper Feed Motor Carriage Motor Purge Unit • Purge Sensor Carriage (left) Carriage (rig...
Page 82 - Initial Flowchart; Figure 4-2 Flowchart of Initialization Sequence
1.2 Initial Flowchart The following flowchart shows the steps in the initialization sequence that takes placewhen the power is turned on and before the printer enters the online state. Part 4: Technical Reference BJC-7100 4-2 OK? Purge unit initialization BJ cartridge check Printer temperature check...
Page 83 - Print Signal Sequence; The print signals consist of print data and control commands.; MPU; Figure 4-3 Print Signal Sequence
1.3 Print Signal Sequence The following describes the sequence of signals from the time the host PC sends theprint signals to the printer up to the point at which printing is performed.a) The host PC sends print signals to the printer. The print signals consist of print data and control commands. b)...
Page 84 - BJ Cartridge Drive
1.4 BJ Cartridge Drive The BJ cartridges are driven according to the print data and control signals output bythe logic board. The control signals determine the timing with which ink is ejected fromthe nozzles in the BJ heads and the amount of ink. These are optimized by the printercontroller accordi...
Page 88 - TABLE 4-1 NUMBER OF PASSES VS NUMBER OF OPERATIONAL HEAD NOZZLES
2.2 Print Modes The printer selects the carriage operation and bubblejet drive method on the basis ofthe media and print quality selected by the driver, and the print data that is receivedfrom the host PC. This enables the printer to achieve optimum print quality, free ofsmears and fragmentation.To ...
Page 90 - TABLE 4-2 MAIN DEFAULT PRINT MODE SETTINGS; Print mode
2.2.5 Print mode settings The following table shows the default print mode settings in the printer driver. Selectthe Print Mode parameters to change the settings. Part 4: Technical Reference BJC-7100 4-10 Figure 4-10 Print Mode Main Sheet (Sample) TABLE 4-2 MAIN DEFAULT PRINT MODE SETTINGS Print mod...
Page 91 - Smoothing Function; 00dpi data into data equivalent to 1200dpi (h); Print Optimization Controls
2.3 Smoothing Function The BJC-7100 has two methods of smoothing black print data.The printer driver can convert 600 × 600dpi data into data equivalent to 1200dpi (h) × 600dpi (v). The printer itself can also convert 300 × 300dpi data into data equivalent to 600 × 600dpi. 2.4 Print Optimization Cont...
Page 92 - Head Overheat Protection
2.5 Head Overheat Protection If the temperature of the print heads of the BJ cartridges is allowed to rise beyond a settemperature, not only is there a risk of burns in the event that the heads are touched,but it becomes increasingly difficult to achieve optimum print quality. The printer istherefor...
Page 97 - Tank body; The tank body houses the ink sponges.; Ink sponges
BC-62e Photo Tank body The tank body houses the ink sponges. Ink sponges The ink sponges hold the inks that are fed to the BJ head unit.The BC-61 has three sponges for yellow, magenta, and cyan color inks. The BC-62ehas six sponges for yellow, magenta, and cyan color inks, and yellow, magenta, andcy...
Page 99 - Figure 4-16 Structure of BC-60 BJ Head Unit
3.2.2 Structure of BJ head unit The structure of the BJ head unit is different for each type of BJ cartridge. 1) BC-60 The BC-60 has two identical print heads, each with 310 nozzles, mounted side byside. One head ejects black ink, while the other ejects the ink optimizer. 2) BC-61 and BC-62e Photo T...
Page 100 - Figure 4-18 Structure of BC-62e Photo BJ Head Unit
BC-62e Photo 3) Description of parts BJ Print Head (black head, ink optimizer head, color head, and photo head) The heater board and aluminum plate are connected to the flexible cable. Flexible Cable The signal contacts are connected to the heater board by printed pattern wiring.The contacts are in ...
Page 101 - For details of alignment, see; Print direction forword; Figure 4-19 Nozzle Arrays
3.2.3 Nozzle arrays In each of the BJ print heads, the nozzles are arranged in vertical rows at a pitch of1/600-in. In addition to the nozzles shown in Figure 4-19, all BJ print heads havedummy nozzles at the top and bottom edges.Also, the color head and photo head have 16 nozzles separating eachcol...
Page 102 - Table 4-4 shows the signals input and output by each print head.; Direction of paper feed; Figure 4-20 Signal Contacts; BJ print head
3.2.4 Signal contacts The signal contacts on the flexible cable are in contact with the signal contacts on thecarriage, and are used to input and output print signals and sensor signals betweenthe printer and BJ print head (heater board). Table 4-4 shows the signals input and output by each print he...
Page 104 - Figure 4-21 Block Diagram of BC-60 Drive Circuit
3.2.5 Drive circuit The drive circuit built into the heater board controls the ejection of inks. The drivecircuit differs according to the type of BJ cartridge. 1) BC-60 The black head and ink optimizer head are each equipped with the drive circuitshown in Figure 4-21. Part 4: Technical Reference BJ...
Page 106 - that are shared with the index.
3) Description of block diagram Block enable decoder * 1 Generates BLOCK1 to 6 according to BE0 to 2 from the logic board.The output sequence of BLOCK1 to 6 is inverted according to whether INV is High or Low. 310-/240-bit shift register Converts IDATA *1 from the logic board into parallel print dat...
Page 107 - TABLE 4-4 AND GATE CONTACTS AND IDATA ORDER; Reverse order; TABLE 4-5 ELECTRODE CONNECTION PINS
*1: Forward order refers to serial data in the same order as the image being printed. Reverse order refers to serial data in the reverse order to the image being printed. *2: The ODDE and EVENE signals from the logic board are input to the black head and ink optimizer head, and to the color head and...
Page 108 - only the color ink system, or whether printing is interrupted.; TABLE 4-6 INDEX CONNECTIONS; Ink optimizer head; TABLE 4-7 INDEX SENSOR SIGNALS AND BJ CARTRIDGE DETECTION; Enabled
3.2.6 BJ cartridge detection The sensor signal from the index on the drive circuit is used to detect whether a BJcartridge is installed and, if so, what type it is.The index is either open or pulled down via the resistor on the heater board. *: Pins shared with electrodes. The detection signals are ...
Page 110 - Conditions for cleaning
*1: Total amount for yellow, magenta, and cyan color and photo inks.*2: Standard manual cleaning.*3: Deep cleaning.*4: Excluding when BJ cartridge installed and capped in the printer.*5: Executed only when printing is performed after turning on the printer. 3.3.2 Structure of purge unit 1) Purge dri...
Page 111 - ) Carriage lock lever
2) Wiper After the purge operation, the rotation of the purge drive gear is switched so that,when the cap lowers, wiping is performed. The wiper of the BJC-7100 printer'spurge unit operates in the direction of the rows of nozzles to wipe any ink from thehead face plate.The ink removed by the wiper f...
Page 112 - Waste Ink Tube; Figure 4-23 Purge Unit
Part 4: Technical Reference BJC-7100 4-32 Purge Unit Waste Ink Tube Ink: Lower TubeInk Optimizer: Upper Tube Carriage Lock Lever Slide Lock Lever Cap(For Capping) Purge DriveGear PumpSection Cap(For Purging and Capping) Wiper Figure 4-23 Purge Unit
Page 113 - BJ Cartridge Mount; Carriage Ribbon Cable; Carriage Drive
3.4 Carriage 3.4.1 Carriage functions 1) Attachment of print heads The carriage mechanically attaches the BJ cartridges, which are connected to thelogic board by ribbon cables. 2) Carriage drive The carriage moves horizontally across the print media driven by the carriage motorvia a carriage belt. 3...
Page 115 - Driving Sheet Feeder; Figure 4-25 Paper Feed Motor Drive Switching
4-35 BJC-7100 Part 4: Technical Reference Slide Lock Lever Transmission Arm Purge Unit Cam Transmission Gear Pump Transmission Gear Sheet Feeder Unit Driving Sheet Feeder Feeding Paper Driving Purge Unit 1) Wiping/Capping Release 2) Purge/Dummy Purge Top View Sheet FeederDrive Gear TransmissionArm G...
Page 116 - Figure 4-26 Auto Platen-Head Gap Adjustment
3.5 Paper Feed/Sheet Feeder Mechanism 3.5.1 Paper feed/sheet feeder mechanism functions 1) Paper feed function The paper feed mechanism has two paths: the path taken by sheets fedautomatically from the sheet feeder mechanism and sheets fed manually throughthe manual feed slot. The built-in sheet fee...
Page 117 - Figure 4-27 Paper Feed Mechanism
4-37 BJC-7100 Part 4: Technical Reference Auto Sheet Feeder (ASF) BJ Cartridge Pressure Roller Pickup Roller Sensor Pickup Roller Print Media Paper OutputUnit Spurs Paper Feed Roller Sensor Flag Paper End Sensor Manual Feed Paper Output Rollers Pickup Guide Figure 4-27 Paper Feed Mechanism
Page 118 - Figure 4-28 Paper Separator
3.5.2 Paper feed/sheet feeder mechanism structure The sheet feeder of the BJC-7100 printer has no mechanical paper selection lever.Provided the print media is within the specifications, the media is fed without havingto adjust the carriage position, etc., for the paper thickness.The print media is l...
Page 119 - PRINTER ELECTRICAL SYSTEM; Overview of Printer Electrical System; Figure 4-29 Printer Electrical System
4. PRINTER ELECTRICAL SYSTEM 4.1 Overview of Printer Electrical System The printer's electrical system can functionally be split into the logic (logic board andcarriage board) and the power supply.The logic converts the data received from the interface into print signals and printercommand signals, ...
Page 120 - Figure 4-30 Logic Board Block Diagram
4.2 Logic 4.2.1 Logic block diagram Part 4: Technical Reference BJC-7100 4-40 DBUS0 to DBUS15 ABUS1 to ABUS20 RD INIT0 to INIT3 RESET Printer Controller (IC2) LED0 to LED2 IP0 IP1 PWMA, PWMB RAMB0 to RAMB15 RAMA0 to RAMA9 RD OE CS0 CE D0 to D15 A11 to A30 D0 to D15 A0 to A18 Address Data Bus Address...
Page 123 - IO ports; The 8Mbit control ROM contains the printer control program.; Figure 4-31 Printer Block Diagram
IO ports The BJ cartridge rank signals, etc., are input to the IO ports. The power indicatorand error indicator lighting control signals, etc., are output from the output ports. 3) Control ROM (IC3) The 8Mbit control ROM contains the printer control program. 4) DRAMs (IC5 and IC6) The 8Mbit DRAMs (4...
Page 124 - Figure 4-32 Motor Drive Circuit
Part 4: Technical Reference BJC-7100 4-44 CARRIAGE MOTOR DRIVER IC13 13579 11 1315171921232527 2468101214161820222426 VsAALARMPhaseALGAN.C.RsAPGN.C.RsBN.C.LGBPhaseBVccVsB VrefA CR ENAA VmmA Out1Out2Out3 N.C. Out4 VmmB ENAB Decay VrefB MTD2005B CARRIAGE MOTOR VCC R19 10K, 1/16W R18 10K,1/16W C614700p...
Page 125 - Electrical System; Figure 4-33 AC Adaptor Output Voltages
4.3 Electrical System 4.3.1 Input power supply (AC adaptor) The AC adaptor supplies the voltages to the printer power supply circuit.The AC adaptor outputs three DC voltages: Vcc: 5.0VDC, BJ head drive VH: 20VDC,motor drive VM: 27.6VDC.The AC adaptor is mounted on the back of the printer so that the...
Page 126 - DETECTION FUNCTIONS; Head Temperature Sensor; Figure 4-34 Sensor Positions
5. DETECTION FUNCTIONS 5.1 Sensor-based Detection Functions The BJC-7000 has the following sensors for detecting the printer status. Part 4: Technical Reference BJC-7100 4-46 No.26 No.2 No.2 No.26 Head Temperature Sensor Home Position Sensor Pickup Roller Sensor (left)Paper End Sensor (right) Purge ...
Page 128 - Miscellaneous Detection Functions; ) Detection operation; Detection timing; • When power turned on using; Post ink-out detection processing
5.2 Miscellaneous Detection Functions In addition to sensor-based detection functions, the BJC-7100 printer also has thefollowing detection functions. 5.2.1 Waste-ink amount detection This function processes the amount of waste ink (and ink optimizer) in the waste inkabsorbers.The printer stores the...
Page 131 - MAINTENANCE
Part 5 MAINTENANCE Page5 - 1 1. MAINTENANCE 5 - 1 1.1 Parts for Periodic Replacement 5 - 1 1.2 Consumable Parts 5 - 1 1.3 Consumables 5 - 1 1.4 Periodic Maintenance 5 - 2 2. SERVICING TOOLS 5 - 2 2.1 List of Tools 5 - 3 3. APPLYING GREASE 5 - 4 4. DISASSEMBLY AND REASSEMBLY 5 - 4 4.1 Disassembly and...
Page 133 - User
1. MAINTENANCE 1.1 Parts for Periodic Replacement 1.2 Consumable Parts 1.3 Consumables 1.4 Periodic Maintenance The BJC-7100 uses a range of inks and an ink optimizer when printing onplain paper in other than draft mode. The ink optimizer is an almostcolorless, transparent fluid.For simplicity in th...
Page 134 - For use when checking and adjusting platen-head gap
2. SERVICING TOOLS 2.1 List of Tools Part 5: Maintenance BJC-7100 5-2 Ordinary Tools Phillips screwdriverBlade screwdriverTweezersFlat brushMultimeter Note For removing and replacing screwsFor removing plastic partsFor removing and installing coil springsFor applying grease (one per grease type)For ...
Page 135 - Figure 5-1 Grease Points
3. APPLYING GREASE Apply the MOLYKOTE PG641 greases at the points shown below.Smear a thin film of the appropriate amount of grease smoothly over the whole area to belubricated. The BJC-7100 uses three types of grease. Only apply the specified greaseto the specified locations. Never apply grease to ...
Page 136 - DISASSEMBLY AND REASSEMBLY; Disassembly and Reassembly
4. DISASSEMBLY AND REASSEMBLY 4.1 Disassembly and Reassembly When disassembling or reassembling the printer, refer to the parts catalog. The Figure No. of the illustrations in the parts catalog are in the order of thedisassembly sequence.The parts catalog also contains close-up diagrams where additi...
Page 137 - Purge unit and bottom case assembly; When the purge unit is assembled with the bottom case,; check that the two tubes from; Take care when assembling that the ends of; Securing idler pulley assembly screw; Lower: Ink Optimizer Tube; Figure 5-5 Purge Unit and Bottom Case Assembly; Idler Pulley Assembly; Figure 5-6 Tightening Idler Pulley Assembly Screw
4.2.3 Bearings at ends of support shaft The two bearings at the end of the support shaft are secured by fixing screws in placedafter being positioned at the factory. Never disassemble these bearings (except for headgap adjustment). Red fixing screws are used to distinguish them form other screws.The...
Page 138 - Waste Ink Absorbers; for details of how to reset the; Figure 5-7 Maintenance Jet and Waste Ink Absorbers
4.3 Waste Ink Absorbers If you are replacing the waste ink absorber (and/or waste ink optimizer absorber)because of a waste ink alarm or waste-ink full error, replace both top and bottomabsorbers together. Also replace the absorbers for the maintenance jets. In othercases, replace both top and botto...
Page 139 - Assembling the Chassis; fit the rear chassis onto the body first.; Figure 5-8 Tightening the Chassis Fixing Screws
4.4 Assembling the Chassis Follow the procedure below to tighten the following screws (total 9 screws securingfront chassis unit and rear chassis) after you have replaced parts. 1) When both the front chassis unit and rear chassis have been removed from the body, fit the rear chassis onto the body f...
Page 140 - Checking the Head Gap; Paper; Figure 5-9 Screws Influencing Head Gap
5. ADJUSTMENTS 5.1 Adjustment Locations 5.1.1 Adjusting registration Adjust the registration along the horizontal and vertical directions using the printerdriver. This adjustment is the same as the operation when the user installs theprinter or replaces the BJ cartridge. For details, see "Part 3...
Page 141 - Figure 5-10 Measuring Sheet Setting 1; Push down gently; Figure 5-11 Measuring Sheet Setting 2
2) Insert the measuring sheet into the manual paper feed slot. With the platen held down in position, align the left of the measuring sheet with the paper guides onthe printer. Then, insert the measuring sheet until its leading edge is hooked onthe spurs (see figure below) taking care not to deform ...
Page 143 - Adjusting the Head Gap; Follow the procedure below to adjust the head gap if required.; Figure 5-14 Adjust the Head Gap 1
2. Head Gap Check/Adjustment Flowchart Check results are categorized into three types as follows: A: The head clearly contacts the thickness gage, and the thickness gage is moved pressed against the head. B: The head barely contacts the thickness gage, and the thickness gage moves very slightly. C: ...
Page 144 - Figure 5-15 Adjust the Head Gap 2
2) Gently press down on both ends of the platen, and then quickly release your hands. Repeat this two or three times to stabilize the platen position. Be sure tocarry out this step. Otherwise, the head gap cannot be measured correctly. 3) Place the 1.4 mm thickness gage on the measuring sheet. 4) Mo...
Page 145 - Troubleshooting Overview; Example 1; Operation
6. TROUBLESHOOTING 6.1 Troubleshooting Overview 6.1.1 Overview This chapter consists of the following two sections: "Diagnosis" and "Action."If you do not know the cause of a problem, consult the "Diagnosis" section. If you doknow the cause, follow the instructions in the ...
Page 148 - Correction Error
6.2.2 Action a) Error displays <Cause> During initialization, the carriage print position is notcorrected. (The differential between the carriage travelin each direction is outside the correction range.) <Suspected parts> Carriage unit, carriage belt, carriage cable, carriage shaft, guid...
Page 151 - Sheet feeder not initialized during printer initialization.
<Cause> Sheet feeder not initialized during printer initialization. <Suspected parts> Sheet feeder unit, pickup roller, sheet feeder drive gear, paper feed motor drive transmissiongear, slide lock lever, logic board <Measure> 5-19 BJC-7100 Part 5: Maintenance 4. Sheet Feeder Error ...
Page 152 - Carriage unit, carriage cable, logic board; Temperature Error
<Cause> Thermistor (TH1) on carriage board detects higherthan prescribed temperature limit. <Suspected parts> Carriage unit, carriage cable, logic board <Measure> Part 5: Maintenance BJC-7100 5-20 5. Printer Temperature Error Beeper: 8 timesERROR indicator: Blinks 6 times Normal va...
Page 153 - Replace the logic board.
<Cause> The waste ink absorbers are 95% full (alarm) or 100%full (full error). <Suspected parts> Waste ink absorbers, logic board(EEPROM) <Measure> <Cause> Contents of EEPROM cannot be read correctly duringinitial check. <Suspected parts> EEPROM (IC7) and logic board. &...
Page 159 - Photo BJ cartridge BC-62e Photo
2. Color BJ cartridge BC-61 Photo BJ cartridge BC-62e Photo 5-27 BJC-7100 Part 5: Maintenance Replace appropriate ink tank. Does error recur? Repeat head cleaning and deap cleaning operations 4 or 5 times. Repeat cleaning. Check purging by purge unit. Does error recur? OK? Replace purge unit. No Yes...
Page 160 - Error detected in BJ cartridge type ID.
<Cause> 1. Error detected in BJ cartridge type ID. 2. Error detected in head rank resistance.3. Error detected in head temperature sensor resistance. 4. Head sub-heaters not controlled normally. <Suspected parts> BJ cartridge, color BJ cartridge, photo BJcartridge, carriage unit, carriag...
Page 161 - BJ cartridge; Overheat Error
<Cause> With ink in BJ cartridge, head temperature sensordetects overheat. <Suspected parts> BJ cartridge <Measure> Wait several minutes with power OFF, then turn power ON again. If the error recurs,follow the procedure in . 15. BJ Cartridge Error 5-29 BJC-7100 Part 5: Maintenance ...
Page 162 - not turn on
b) Symptoms <Symptoms> • The power does not turn on even when the POWER button is pressed. • When the power is turned ON, the printer operates abnormally. <Cause> Faulty AC adaptor or AC adaptor not installedcorrectly, faulty logic board, faulty control panel( POWER button), faulty power...
Page 164 - • Noise during pickup, paper output, and paper transport
• Noise during pickup, paper output, and paper transport Part 5: Maintenance BJC-7100 5-32 Remove the sheet feeder unit. Visually check sheet feeder unit. Visually check parts in paper transport path. OK? Yes No Check operation of sheet feeder unit. • Remove the sheet feeder unit from the printer an...
Page 166 - • The printer does not print at all.; No printing
<Symptoms> • The printer does not print at all. • Printing stops mid-way.• Only a certain color is printed. <Cause> • The ink has run out or the BJ cartridge is faulty.• The carriage unit is faulty, the carriage cable is faulty, the purge unit is faulty, or the logic board isfaulty. <...
Page 168 - *FINE mode: default setting of Auto mode; Symptoms
*FINE mode: default setting of Auto mode Part 5: Maintenance BJC-7100 5-36 5. Faulty printing <2>: Miscellaneousproblems Symptoms • White stripes (horizontal) • Blotching • Spur tracks (vertical) • Color dropout • Ink bleeds • Impure color or mixedcolors • Displaced borders • Dirty print media...
Page 169 - CONNECTOR LAYOUT AND SIGNAL ASSIGNMENT; Figure 5-16 Logic Board
7. CONNECTOR LAYOUT AND SIGNAL ASSIGNMENT 7.1 Logic Board CNPWR (Connection to AC Adaptor) CNPGS (Purge Sensor Connector) CNCR (Carriage Motor Connector) CNLF (Paper Feed Motor Connector) 5-37 BJC-7100 Part 5: Maintenance 1 8 CNPWR CNIF 1 18 19 36 CNLF 1 4 CNCR 1 4 1 3 CNPGS CNHEAD1 1 1 2 2 27 28 29...
Page 171 - Figure 5-17 Carriage Board; DARKCOL
7.2 Carriage Board The BLACK and AMM pins are connected, respectively, to the black head and inkoptimizer head of the BC-60.The DARKCOL and LIGHTCOL pins are connected as shown in Table 5-1. 5-39 BJC-7100 Part 5: Maintenance Pin No. 13 14151617 18 19 20212223 24-29 Signal ID1PH/ELMPH SUBHCL BE0 SUBH...
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