Epson TM-J8000- Manuals

Rev. A iii TM-J8000/J8000P Technical Manual Confidential Safety Precautions WARNING: ❏ Do not replace the fuse in the Power circuit board assembly. Replacing this fuse may result in electric shock or fire. This fuse prevents electric shock and fire due to the input of an abnormal power supply; it is...

iv Rev. A Confidential Safety Precautions (continued) CAUTION: Ink Cartridge ❏ Do not put your finger inside the ink cartridge holder which contains the ink cartridge. The ink supply needle inside the holder may cause injury. ❏ Do not shake or drop an ink cartridge that has been installed.Ink leakin...

vi Rev. A Confidential Precautions to Protect the Product CAUTION: Turning Product on its Side ❏ When turning the product on its side, be sure to turn it with the ink cartridge side facing down. Do not turn the printer upside down since it may cause ink leakage. After turning the printer upright, ch...

Rev. A vii TM-J8000/J8000P Technical Manual Confidential No Chemical Solvents ❏ Do not use alcohol, benzine, thinners, trichloroethylene, or ketone-based solvents to remove contamination. These may cause deterioration or damage to plastic and rubber parts. Precautions on Handling and Disposal of the...

viii Rev. A Confidential Precautions on Handling and Disposal of the Product (continued) Ink Discharging Cartridge ❏ Do not use a used ink cartridge as the ink discharging cartridge.This may cause ink leakage. ❏ An ink discharging cartridge can be used up to 26 times. Cross out a number from the tab...

Rev. A Contents ix TM-J8000/J8000P Technical Manual Confidential Contents For Safe Repair and Maintenance Work . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ii Key to Symbols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . i...

x Contents Rev. B Confidential Chapter 3 Handling Before Handling the Product . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1Turning the Power On or Off . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1 Standard mo...

Rev. B Contents xi TM-J8000/J8000P Technical Manual Confidential Chapter 6 Disassembly, Assembly, and Adjustment Before Disassembly, Assembly, and Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-1About this Chapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

xii Contents Rev. B Confidential About This Manual Aim of the Manual This manual was created to provide the information on printer maintenance and repair required by technicians who handle this work. Contents of the Manual The configuration of the manual is as follows: Related Software and Documents...

Rev. A Specifications 1-1 TM-J8000/J8000P Technical Manual Confidential Chapter 1 Specifications Features The TM-J8000 is a high-quality ink-jet POS printer that can print on roll paper or on slip paper. The printer has the following features: ❏ Low noise: • Low noise ink jet printing as required fo...

1-2 Specifications Rev. A Confidential ❏ Ink cartridge: • Using a large ink cartridge enables a long time between cartridge changes and low running cost (approximately 12,000,000 characters per cartridge with Font B continuous printing). ❏ Internal buffer: • 45 or 4 K receive buffer can be selected....

Rev. A Specifications 1-3 TM-J8000/J8000P Technical Manual Confidential General Specifications (for both receipt and slip) Printing specifications ❏ Printing method: Serial inkjet dot matrix ❏ Printing density: 360 dpi × 360 dpi ❏ Printing direction: Bidirectional (logical seeking) ❏ Paper feeding m...

1-4 Specifications Rev. A Confidential Character specifications ❏ Number of characters: Alphanumeric characters: 95 International characters: 32 Extended graphics: 128 × 9 pages (including two space pages) ❏ Character structure: Refer to Table 1-2 ❏ Character types: Refer to Table 1-2 Ink cartridge ...

Rev. A Specifications 1-5 TM-J8000/J8000P Technical Manual Confidential Interface RS-232 serial interface NOTES: * The data word length, baud rate, and parity depend on the DIP switch settings. * The stop bit for the printer side is fixed to 1. IEEE 1284 bidirectional parallel interface (Parallel in...

1-6 Specifications Rev. A Confidential RS-485 serial interface (RS485 serial interface is a dealer option.) Notes: * The handshaking, data word length, baud rate, and parity depend on the DIP switch settings. * Data transmitted from the printer has 1 stop bit (fixed). Table 1-7 RS-485 serial Interfa...

Rev. A Specifications 1-7 TM-J8000/J8000P Technical Manual Confidential DIP switches Serial interface model (BPS: Bits Per Second) Note: Changes in DIP switch settings (excluding switches 2-7 and 2-8, interface reset signals) are recognized only when the printer power is turned on or when the printe...

1-8 Specifications Rev. A Confidential Parallel interface model Note: Changes in DIP switch settings (excluding switches 2-7 and 2-8, interface reset signals) are recognized only when the printer power is turned on or when the printer is reset by using the interface. If the DIP switch setting is cha...

Rev. A Specifications 1-9 TM-J8000/J8000P Technical Manual Confidential Internal buffer ❏ Receive buffer: Selectable as 45 or 4K bytes using the DIP switch ❏ User-defined buffer (both for user-defined characters and downloaded bit images): Receipt: 12K bytesSlip: 5K bytes ❏ Macro buffer: 2K bytes El...

1-10 Specifications Rev. A Confidential Environmental condition ❏ Temperature and Humidity: Printing: 10 to 35 ° C, 20 to 80% RH (non-condensing) (Area which is shaded in Figure 1-1.) Standby: 5 to 40 ° C, 20 to 80% RH (non-condensing) (Area which is surrounded with a solid line in Figure 1-1.) Stor...

Rev. A Specifications 1-11 TM-J8000/J8000P Technical Manual Confidential EMI and safety standards applied The following standards are applied only to the printers that are so labeled. Receipt Section Paper feeding mechanism ❏ Paper feeding method Friction feed method ❏ Minimum paper feeding pitch: P...

1-12 Specifications Rev. A Confidential Slip Section Paper feeding mechanism ❏ Paper feeding method: Friction feed method ❏ Minimum paper feeding pitch: Possible to set 0.141 mm (1/180 inch) minimum ❏ Paper feeding speed: 35.3 ms/l, when the paper feeding pitch is set to 4.23 mm (1/6 inch) 120 mm/s ...

Rev. A Outline of Operation 2-1 TM-J8000/J8000P Technical Manual Confidential Chapter 2 Outline of Operation M-J8000 printer mechanism The printer is comprised of the following major mechanisms. ❏ Print mechanism ❏ Roll paper feed mechanism ❏ Slip feed mechanism ❏ Detector mechanisms ❏ Autocutter me...

2-2 Outline of Operation Rev. A Confidential Print mechanism This mechanism is comprised of the following: the print head unit (128-nozzle unit, with nozzles arranged in two vertical columns with 64 nozzles each), the head carriage assembly, carriage frame ("Frame, carriage"), the platen, th...

Rev. A Outline of Operation 2-3 TM-J8000/J8000P Technical Manual Confidential In the same way, rotation of the carriage motor in the arrow B direction causes the head carriage assembly to move in the arrow B’ direction. Figure 2-3 Movement of the Print head unit Printing The ink-jet head consists of...

2-4 Outline of Operation Rev. A Confidential 4. A printed pixel (or segment) consists of two dots. To print a segment, two consecutive pulses are applied to the relevant nozzle (to print to consecutive dots). Figure 2-4 Head (top view) Figure 2-5 Head (bottom view) Figure 2-6 Nozzle arrangement circ...

Rev. A Outline of Operation 2-5 TM-J8000/J8000P Technical Manual Confidential Data Input and Printing Figure 2-7 shows a block diagram of the driver IC. Each driver IC receives input through its DI (data) and XSCL.(sync) lines. These inputs are implemented separately on each of the two driver ICs (s...

2-6 Outline of Operation Rev. A Confidential Figure 2-8 Head drive implementation Roll paper feed mechanism This mechanism comprises the paper-feed motor assembly, the power transmission mechanism, the roll paper cover unit, the roll paper guide unit, and the detector mechanisms. For explanations ab...

Rev. A Outline of Operation 2-7 TM-J8000/J8000P Technical Manual Confidential Paper feeding The paper-feed motor assembly consists of a step motor and a gear ("Gear, paper feed motor"). The rotation of the motor propagates through three gears ("Gear, J/C changeover", "Gear, paper...

2-8 Outline of Operation Rev. A Confidential Paper loading The paper roll is loaded by putting it into the roll paper guide unit (which includes the paper supply section). The roll paper guide unit can be accessed by lifting the lock lever ("Lever, CS lock") and opening the cover ("Roll ...

Rev. A Outline of Operation 2-9 TM-J8000/J8000P Technical Manual Confidential J/S changeover mechanism This printer uses a single motor to feed both roll paper and slips. The J/S changeover mechanism switches the gear train so as to drive the correct paper. The mechanism consists of a gear ("Gea...

2-10 Outline of Operation Rev. A Confidential Slip paper-guide section This section consists of four major components: the front slip guide ("Paper guide, slip, front"), the upper slip guide ("Paper guide, slip, upper"), the lower slip guide ("Paper guide, slip, lower"), and ...

Rev. A Outline of Operation 2-11 TM-J8000/J8000P Technical Manual Confidential When the J/S changeover mechanism is switched to the slip-feed mechanism side, the drive power from the paper feed motor ("Motor, paper feed") drives each gear on the drive side; all three of the slip-feed rollers...

2-12 Outline of Operation Rev. A Confidential Top-feed rollers The driven rollers ("Roller, slip hold, top") are supported by lever ("Lever, slip hold, top"). The solenoid ("Solenoid, slip hold, top") engaged at the tip of the lever causes the lever to open and close. The ope...

Rev. A Outline of Operation 2-13 TM-J8000/J8000P Technical Manual Confidential Shutter mechanism Operating principle The purpose of this mechanism is to hold the entering slip firmly against the platen at the open area of the Platen where carriage passes through, so that the sheet is correctly guide...

Rev. A Outline of Operation 2-15 TM-J8000/J8000P Technical Manual Confidential The shutter detection mechanism can be used to detect abnormal shutter operation and to adjust the home position at time of shutter initialization. The user can control the shutter mechanism manually by turning the shutte...

2-16 Outline of Operation Rev. A Confidential Step 2 The shutter motor now turns in the CCW direction, returning the shutter mechanism to home position. The paper-feed motor then starts again, feeding the leading edge of the paper to the point where it is just about to reach the top slip holder guid...

Rev. A Outline of Operation 2-17 TM-J8000/J8000P Technical Manual Confidential T.O.F. detector mechanism Detects presence of a slip. Paper-width detector mechanism Detects presence of a slip. B.O.F. detector mechanism Detects presence of a slip. Slip detector mechanism Detects presence of a slip. Sh...

2-18 Outline of Operation Rev. A Confidential The carriage detector consists of an LED and a photo IC. The circular detection plate, which looks like a wagon wheel, has 12 evenly spaced plate which blocks the light along the circumference of the detection plate, and there are open spaces in between....

Rev. A Outline of Operation 2-19 TM-J8000/J8000P Technical Manual Confidential Pump position detector mechanism This mechanism detects the roller position. The mechanism consists of a pump-position detector plate (linked to a pressure pulley) and a pump-position detector. The pump-position detector ...

2-20 Outline of Operation Rev. A Confidential Cartridge detector mechanism The cartridge detector, mounted on the cartridge guide unit, detects whether the cartridge is installed, and whether it is installed correctly. Detection is by mechanical contact. The contact is closed if there is no ink cart...

Rev. A Outline of Operation 2-21 TM-J8000/J8000P Technical Manual Confidential Paper-width detector This detector detects the width of the inserted slip. The detector is mounted approximately 122mm from the right edge of the paper path. If the slip is wider than 122mm, the detector will detect its p...

2-22 Outline of Operation Rev. A Confidential The detector consists of an LED and a phototransistor. When a slip moves into place, light from the LED reflects from the slip back to the phototransistor. The phototransistor output changes accordingly, indicating that the sheet is in position. Figure 2...

Rev. A Outline of Operation 2-23 TM-J8000/J8000P Technical Manual Confidential Shutter detector mechanism This detector confirms that the shutter moves into home position (at initialization) and detects errors during the shutter operation. The detector mechanism is mounted around the circumference o...

2-24 Outline of Operation Rev. A Confidential A spring within the microswitch holds the lever so that it juts out into the paper path. When roll paper moves along the path, it presses the lever back out of the path, causing the microswitch contact to open. When paper runs out, the spring pulls the l...

Rev. A Outline of Operation 2-25 TM-J8000/J8000P Technical Manual Confidential Cover-open detector mechanism This mechanism consists of lock lever ("Lever, CS lock") located on the roll paper cover, and a detection lever ("Lever, cover-open detect") and cover-open detector located on...

2-26 Outline of Operation Rev. A Confidential The printer uses these signals to control stopping of the cutter motor and to detect errors related to the cutter mechanism. Figure 2-38 Cutter detector mechanism Autocutter mechanism The autocutter mechanism consists of a transmission mechanism, a detec...

Rev. A Outline of Operation 2-27 TM-J8000/J8000P Technical Manual Confidential The rotation speed from the cutter motor passes from the cutter-motor gear through the reduction and transmit gears (which reduce the speed) to the drive pulley. The rotation power of the gears move the pulley and the bel...

2-28 Outline of Operation Rev. A Confidential Cutter mechanism This mechanism is comprised of a cutter carriage sub-assembly, the circular cutting blade sub-assembly, a holding spring ("Spring, CCB hold"), three gears ("Gear, CCB driving," "Gear, CCB transmission,” and "Gear,...

Rev. A Outline of Operation 2-29 TM-J8000/J8000P Technical Manual Confidential catching and cutting the paper. The cutter carriage sub-assembly then reaches home position on the side opposite from which it started, causing the detection mechanism to output a HIGH signal. The system responds by stopp...

2-30 Outline of Operation Rev. A Confidential The following is a block diagram of the ink system. Figure 2-42 Ink system block diagram Pumping mechanism This mechanism comprises the pump motor and the pump unit. The mechanism sucks accumulating ink from the nozzles in the print head, and passes it t...

Rev. A Outline of Operation 2-31 TM-J8000/J8000P Technical Manual Confidential The pump consists of a roller, a tube, and a pressure pulley (see illustration below). To collect ink, the motor turns the pulley, causing the roller to press against and move around the tube. This action changes the inte...

Rev. A Outline of Operation 2-33 TM-J8000/J8000P Technical Manual Confidential Overview of electrical circuit The following is a block diagram of the TM-J8000 electrical circuit. Figure 2-46 Block diagram of electrical circuit

Rev. A Outline of Operation 2-35 TM-J8000/J8000P Technical Manual Confidential The following table describes the function of each of the principal elements on the main board unit. Table2-1 Major components and functions Block Location Signals on diagram Description Main Operation CPU peripheral area...

Rev. A Outline of Operation 2-37 TM-J8000/J8000P Technical Manual Confidential Air pressure sensor The air pressure sensor is mounted on the Main circuit board. The printing control is performed according to the ambient pressure of the printer. The pressure specification for this printer is as follo...

2-38 Outline of Operation Rev. A Confidential Power-ON/OFF control The TM-J8000 power provides two power switches: one on the front and one on the rear. A block diagram of the power on/off control circuit appears below. . Figure 2-48 Block diagram of power on/off control circuit The following tables...

Rev. A Outline of Operation 2-39 TM-J8000/J8000P Technical Manual Confidential Table 2-4 Logic circuit operation (where rear power switch is activated last) – : Not relevant Switch circuit board assembly This assembly has the control-panel LEDs and switches. It also has the carriage-cover open detec...

Rev. A Handling 3-1 TM-J8000/J8000P Technical Manual Confidential Chapter 3 Handling Before Handling the Product Before handling the product, carefully read the following sections at the front of this manual: “For Safe Repair and Maintenance Work,” “Precautions to Protect the Product,” and “Precauti...

3-2 Handling Rev. A Confidential Table 3-1 Power on/off modes The power on/off mode is set by DIP switches 2-4 and 2-5, as shown in the table below. Correct procedures for each power on/off mode are described below. Standard mode In this mode, the rear power switch remains on, and power is turned on...

Rev. A Handling 3-3 TM-J8000/J8000P Technical Manual Confidential Power switch fixed mode (power off command mode) This mode allows use of the power off command. Do not use this command in standard mode or IM interlock mode. The front and rear power switches always remain on. To turn on the printer ...

3-4 Handling Rev. A Confidential ❏ If either the front or rear power switch is turned off, follow the steps below to turn on printer power.1.Make sure the IM-5*5 power switch is turned off.2.Turn on the rear and front power switches.3.Turn on the IM-5*5 power switch. Power failure or power plug disc...

Rev. A Handling 3-5 TM-J8000/J8000P Technical Manual Confidential Part Names and Functions The front view of the TM-J8000 is shown below. Figure 3-1 Printer front view Table 3-6 Part names and functions (front view) Name Function Front power switch Turns the TM-J8000 on and off. The printer on or of...

3-6 Handling Rev. A Confidential The rear view of the TM-J8000 is shown below. Figure 3-2 Printer rear view Table 3-7 Part names and functions (rear view) Name Function IM interlock connector To turn the printer on or off when the EPSON IM-5*5 is turned on or off, connect the TM printer DC cable fro...

Rev. A Handling 3-7 TM-J8000/J8000P Technical Manual Confidential A view of the underside of the printer is shown below. Figure 3-3 Underside of the printer CAUTION: Be sure to turn the printer on its side with the ink cartridge side facing down when you access the DIP switches. Do not turn the prin...

3-8 Handling Rev. A Confidential A view of the control panel is shown below. Figure 3-4 Control panel Table 3-9 Part names and functions Name Function POWER LED (green) Lit: printer is turned on.Not lit: printer is turned off.Blinking: indicates one of the following:•immediately after power turned o...

Rev. A Handling 3-9 TM-J8000/J8000P Technical Manual Confidential A view of the printer with the printer cover open is shown below. Figure 3-5 Inside printer cover Table 3-10 Part names and functions (Inside printer cover) Name Function CLEANING button Starts the head cleaning operation. ERROR CODE ...

3-10 Handling Rev. A Confidential A view inside the roll paper cover is shown below. Figure 3-6 Inside roll paper cover Table 3-11 Part names and functions (inside roll paper cover) Name Function Round blade Autocutter blade. Combines with the fixed blade in the printer to cut the paper. round blade

Rev. A Handling 3-11 TM-J8000/J8000P Technical Manual Confidential Installing or Replacing the Paper Roll CAUTION: ❏ The manual cutter is intended to cut paper. Pressing your fingers on the cutter may result in injury. ❏ The autocutter blades (round cutter and fixed blade) are exposed when the roll ...

3-12 Handling Rev. A Confidential 4. Be sure to note the correct direction for the paper to come off the roll. Figure 3-9 Paper roll direction 5. Pull out a small amount of paper, as shown. Then close the cover and tear off the extra paper with the manual cutter by pulling it toward the front of the...

Rev. A Handling 3-13 TM-J8000/J8000P Technical Manual Confidential Installing or Replacing the Ink Cartridge CAUTION: ❏ Do not put your finger inside the ink cartridge holder which contains the ink cartridge. The ink supply needle inside the holder may cause injury. ❏ Do not shake or drop an ink car...

3-14 Handling Rev. A Confidential 3. Pull back the ink cartridge lever and remove the used ink cartridge if there is one. Figure 3-12 Ink cartridge lever 4. Take the new cartridge out of its box and wrapping and insert it label-side up, as shown. Note that there is a diagonal corner on one end of th...

Rev. A Handling 3-15 TM-J8000/J8000P Technical Manual Confidential Note: ❏ The first ink charging is conducted automatically when the first ink cartridge is installed (when the printer is turned on). Do not turn the printer power off during the charging. If the power is turned off, the ink charging ...

3-16 Handling Rev. A Confidential Inserting Slip Paper When inserting slip paper, be sure that the right side of the paper is against the right side of the paper guide, as shown below. Figure 3-15 Inserting slip paper ➊ ➋

Rev. A Handling 3-17 TM-J8000/J8000P Technical Manual Confidential Setting the DIP Switches If you need to change settings, follow the steps below to make your changes: CAUTION: ❏ Turn off the printer and unplug the power cord and all cables from the printer before removing the DIP switch cover, to ...

3-18 Handling Rev. B Confidential Front power switch cover The illustration below shows the front power switch cover installed. Figure 3-17 Front power switch cover If you need to turn the power on or off when the cover is installed, you can insert a thin tool into one of the holes in the cover to o...

Rev. B Handling 3-19 TM-J8000/J8000P Technical Manual Confidential 3. Remove the jammed paper. Figure 3-19 Shutter OPEN/CLOSE gear Paper jams near the autocutter 1. Open the roll paper cover. Figure 3-20 Opening the roll paper cover 2. Remove the jammed paper. shutter OPEN/CLOSE gear roll paper cove...

3-20 Handling Rev. B Confidential Self Test The self test is used to check whether the printer is operating correctly. Running the self test on a paper roll 1. Install the paper roll, and make sure the printer is turned off and the printer cover is closed properly. 2. While holding down the PAPER FE...

Rev. B Handling 3-21 TM-J8000/J8000P Technical Manual Confidential The printer is ready to receive data as soon as it completes the self test. Note: If you want to pause the self test manually, press the SLIP FEED button. Press the SLIP FEED button again to continue the self test. Hexadecimal Dump T...

3-22 Handling Rev. B Confidential 5. Run any software program that sends data to the printer. The printer prints “Hexadecimal Dump” and then all the codes it receives in a two-column format. The first column contains the hexadecimal codes and the second column gives the ASCII characters that corresp...

Rev. A Maintenance and Inspection 4-1 TM-J8000/J8000P Technical Manual Confidential Chapter 4 Maintenance and Inspection Proper maintenance is essential for keeping the printer in peak working condition, extending its useful life, and preventing operational failures. Maintenance and inspection shoul...

4-2 Maintenance and Inspection Rev. A Confidential CAUTION: ❏ Do not touch or contact any objects to the cap and cleaning plate on the Pump unit to maintain print quality. Figure 4-1 Cap and cleaning plate on the Pump unit ❏ Do not touch or contact any objects to the head nozzle to maintain print qu...

Rev. A Maintenance and Inspection 4-3 TM-J8000/J8000P Technical Manual Confidential Lubrication Lubrication is a particularly important element in keeping the printer operating properly for as long as possible. Therefore, lubricate at prescribed intervals, using the correct lubricants. Lubrication s...

Rev. A Repair and Troubleshooting 5-1 TM-J8000/J8000P Technical Manual Confidential Chapter 5 Repair and Troubleshooting Repairing the Printer Before Repairing Before repairing, carefully read the following sections at the front of this manual; “For Safe Repair and Maintenance Work,” “Precautions to...

5-2 Repair and Troubleshooting Rev. A Confidential The following tools are available commercially. Obtain the tools required. Table 5-2 Tools available commercially Commercial Tool Size Purpose Hexagon wrench Shape of the tip 2.5 mm To remove the hexagon socket head bolts.The bolts are used to secur...

Rev. A Repair and Troubleshooting 5-3 TM-J8000/J8000P Technical Manual Confidential Torque-limiting wrench Shape of the tip <Shape of the tip>7 mm <Tightening torque>0.12 to 0.16 N-m(1.2 to 1.6 kg-cm) (*) Tightening torque should be set by the tool supplier. To tighten the Joints,M6.(The...

5-4 Repair and Troubleshooting Rev. B Confidential Sequences Required for Repair The table below describes the sequences required for repairing the printer. (*)To find out when you need to perform the “LR adjustment,” see Table 6-2 on page 6-196, Note: The difference between the head exchange sequen...

Rev. B Repair and Troubleshooting 5-5 TM-J8000/J8000P Technical Manual Confidential Ink Discharging Sequence Perform this sequence before you disassemble the ink system for the TM-J8000 printer. You need a PC computer with an interface cable, the TM-J8000 Service Utility, and an ink discharging cart...

5-6 Repair and Troubleshooting Rev. B Confidential Head Exchange Sequence This sequence is used before you replace the head unit of the TM-J8000 printer. You need a PC computer with an interface cable, the TM-J8000 Service Utility, and an ink discharging cartridge to execute this sequence. Follow th...

Rev. B Repair and Troubleshooting 5-7 TM-J8000/J8000P Technical Manual Confidential 7. Cross out a number from the table on the label of the ink discharging cartridge. If the cartridge is used more than 26 times, do not use it. 8. When the PAPER OUT LED blinks, replace the ink cartridge with the ink...

5-8 Repair and Troubleshooting Rev. B Confidential Nozzle Test If the printout has missing dots, you can confirm whether a nozzle is clogged using the nozzle test. You need a PC and interface cable, and the TM-J8000 Service Utility, to run this test. Follow the steps below. 1. Install a paper roll i...

Rev. B Repair and Troubleshooting 5-9 TM-J8000/J8000P Technical Manual Confidential Preparing for transport Follow the steps below before you transport the TM-J8000 printer. 1. Perform the ink discharging sequence. See the “Ink discharging sequence” section in this chapter. 2. Remove the power cord ...

5-10 Repair and Troubleshooting Rev. B Confidential Troubleshooting WARNING: Do not replace the fuse in the Power circuit board assembly. Replacing this fuse may result in electric shock or fire. This fuse prevents electric shock and fire in the event of abnormal power supply input; it does not prot...

Rev. B Repair and Troubleshooting 5-11 TM-J8000/J8000P Technical Manual Confidential Error Messages When a printer error occurs, the printer indicates the type of error with the codes created by flashing the ERROR LED and ERROR CODE LEDs 1 and 2. This flashing pattern can be used to determine where ...

5-12 Repair and Troubleshooting Rev. B Confidential The ERROR CODE LEDs 1 and 2 indicate the type of error with the Flashing pattern combination of these lights. See the Table 5-8, "Error codes" for details. Table 5-6 ERROR CODE 1 LED flashing pattern Flashing pattern name Error type Flashin...

Rev. B Repair and Troubleshooting 5-13 TM-J8000/J8000P Technical Manual Confidential Pattern 6 Pattern 7 Pattern 8 Table 5-7 ERROR CODE 2 LED flashing pattern Flashing pattern name Flashing pattern

5-14 Repair and Troubleshooting Rev. B Confidential Table 5-8 Error codes ERROR CODE 1 A B C D E Mechanical error Head-related error Power supply error Circuit board (driver, etc.) error Circuit board (CPU/memory) error ERROR CODE 2 1 Carriage out-of-step error Head overheat error Mechanical system ...

Rev. B Repair and Troubleshooting 5-15 TM-J8000/J8000P Technical Manual Confidential Error descriptions and remedies The table below describes the errors and suggests remedies. Table 5-9 Error descriptions and remedies Error type Description Remedy (in order of probability) Carriage out-of-step erro...

5-16 Repair and Troubleshooting Rev. B Confidential Mechanical system power supply overvoltage error The mechanical system voltage (+35 V system) is too high. 1. Replace the Power circuit board assembly.2. Replace the Main circuit board unit. Mechanical system power supply undervoltage error The mec...

Rev. B Repair and Troubleshooting 5-17 TM-J8000/J8000P Technical Manual Confidential Troubleshooting Tables (*) The Power circuit board assembly also operates in the non-load status. Table 5-10 Motor/solenoid resistance values Motor/solenoid name Diagram Resistance value Motor,AC – Approx. 17 Ω Moto...

5-18 Repair and Troubleshooting Rev. B Confidential (*) Some of the test points are indicated as test terminals on the circuit board. For the other test points, check the component terminals. Table 5-12 Test Points for the main circuit board unit Class Description Test terminal Component terminal No...

Rev. A Disassembly, Assembly, and Adjustment 6-1 TM-J8000/J8000P Technical Manual Confidential Chapter 6 Disassembly, Assembly, and Adjustment Before disassembly, assembly, and adjustment Before disassembly, assembly, and adjustment, carefully read the following sections at the front of this manual;...

6-2 Disassembly, Assembly, and Adjustment Rev. A Confidential Screws This section lists the type of screws used in this manual. Table 6-1 Screws Head (side) Head (top) Terms Body Washer (assembled) C(Cross) B(Bind) C.B. Machine screw – C.B.B-tite Self tapping screw (B-type) – C.B.P-tite Self tapping...

Rev. A Disassembly, Assembly, and Adjustment 6-3 TM-J8000/J8000P Technical Manual Confidential Quick reference This Quick Reference will direct you to key areas of this Chapter. For a complete listing of topics, see the Contents at the front of this manual. R R R Re e e ep p p plllla a a ac c c ciii...

Rev. A Disassembly, Assembly, and Adjustment 6-5 TM-J8000/J8000P Technical Manual Confidential Disassembly and Assembly for the TM-J8000/J8000P Covers and upper case Cover, carriage assembly Follow the steps below to disassemble the parts. 1. Open the Cover, carriage assembly , using the tabs on bot...

6-6 Disassembly, Assembly, and Adjustment Rev. A Confidential To install, reverse the removal procedure. Read the following note before installation. Note for installation: After installing the C C C Co o o ov v v ve e e errrr, , , , c c c ca a a arr rr rr rriiiia a a ag g g ge e e e a a a ass ss ss...

Rev. A Disassembly, Assembly, and Adjustment 6-7 TM-J8000/J8000P Technical Manual Confidential Cover, cartridge assembly Follow the steps below to disassemble the parts. 1. Open the Cover, carriage assembly . 2. Push the mounts inward and remove the Cover, cartridge assembly . Figure 6-4 Removing th...

6-8 Disassembly, Assembly, and Adjustment Rev. A Confidential Cover, roll paper Follow the steps below to disassemble the parts. 1. Pull the lever forward and open the Cover, roll paper . Figure 6-5 Opening the Cover, roll paper 2. Remove two screws (C.C.S-tite, 3 x 16). Figure 6-6 Removing the scre...

Rev. A Disassembly, Assembly, and Adjustment 6-9 TM-J8000/J8000P Technical Manual Confidential 3. Release the two tabs and pull the Cover, roll paper back; then remove the cover. Figure 6-7 Removing the Cover, roll paper To install, reverse the removal procedure. Tab Tab Cover, roll paper Tab Cover,...

6-10 Disassembly, Assembly, and Adjustment Rev. A Confidential Case, upper assembly Follow the steps below to disassemble the parts. 1. Remove the three screws (C.P.T-B, 3 x 10). Figure 6-8 Removing the screws 2. While pressing the two positions shown on the front panel to release the tabs inside th...

Rev. A Disassembly, Assembly, and Adjustment 6-11 TM-J8000/J8000P Technical Manual Confidential 3. Put the Case, upper assembly down beside the printer. Figure 6-10 Putting the Case, upper assembly down by the printer 4. Remove the three screws (C.P.T-B, 3 x 10), three plain washers (3 x 8 x 10), an...

6-12 Disassembly, Assembly, and Adjustment Rev. A Confidential To install, reverse the removal procedure. Read the following notes before installation. Notes for installation: 1. Before you install the C C C Co o o ov v v ve e e errrr, , , , u u u up p p pp p p pe e e er r r r a a a ass ss ss sse e ...

Rev. A Disassembly, Assembly, and Adjustment 6-13 TM-J8000/J8000P Technical Manual Confidential 5. During installation of the S S S Sw w w wiiiittttc c c ch h h h b b b bo o o oa a a arrrrd d d d a a a ass ss ss sse e e em m m mb b b blllly y y y , install the S S S Sp p p pa a a ac c c ce e e errrr...

6-14 Disassembly, Assembly, and Adjustment Rev. A Confidential Mechanism assembly, M-J8000 Follow the steps below to disassemble the parts. 1. Remove the covers and the Case, upper assembly . See the “Covers and upper case” section in this chapter. 2. Remove the Sheet, FFC . Figure 6-16 Removing the...

Rev. A Disassembly, Assembly, and Adjustment 6-15 TM-J8000/J8000P Technical Manual Confidential 4. Remove the two screws (C.P.S-tite (O), 3 x 6) and remove the connector box. Figure 6-18 Removing the connector box 5. Turn the gear to open the shutter. Figure 6-19 Opening the shutter 6. Lift up the h...

6-16 Disassembly, Assembly, and Adjustment Rev. A Confidential 7. Move the head carriage to the left and remove the six screws. Figure 6-21 Removing the six screws (1) C.C., 4 x 20 (1) (2) (3) (6) (4) C.C., 4 x 20 (6) C.C., 4 x 20 (3) C.C., 4 x 20 (5) C.C.S-tite, 3 x 5 (2) C.C.S-tite, 3 x 5 (5) (4) ...

Rev. A Disassembly, Assembly, and Adjustment 6-17 TM-J8000/J8000P Technical Manual Confidential 8. Move the head carriage back to the right side as far as it will go. With this operation the ink jet head is capped to keep the head from drying out. Figure 6-22 Capping the ink jet head 9. Open the pap...

6-18 Disassembly, Assembly, and Adjustment Rev. A Confidential To install, reverse the removal procedure. Read the following notes before installation. Notes for installation: 1. Make sure that no cables are caught during installation. 2. While installing the M M M Me e e ec c c ch h h ha a a an n n...

Rev. A Disassembly, Assembly, and Adjustment 6-19 TM-J8000/J8000P Technical Manual Confidential 4. To install the connector box, hook the tab (marked with a “1”) first and slide the box to the left; then set the tab (marked with a “2”). Figure 6-26 Installing the connector box ❶ Connector box ❷

6-20 Disassembly, Assembly, and Adjustment Rev. A Confidential Case, lower assembly Follow the steps below to disassemble the parts. 1. Remove the covers and Case, upper assembly . See the “Covers and upper case” section in this chapter. 2. Remove the Mechanism assembly, M-J8000 . See the “Mechanism...

Rev. A Disassembly, Assembly, and Adjustment 6-21 TM-J8000/J8000P Technical Manual Confidential To install, reverse the removal procedure. Read the following notes before installation. Notes for installation: 1. Make sure that no cables are caught during installation. 2. When you install the P P P P...

6-22 Disassembly, Assembly, and Adjustment Rev. A Confidential Cables Follow the steps below to disassemble the parts. 1. Remove the covers and the Case, upper assembly . See the “Covers and upper case” section in this chapter. 2. Remove the Mechanism assembly, M-J8000 . See the “Mechanism assembly,...

6-24 Disassembly, Assembly, and Adjustment Rev. A Confidential 2. Fold the F FF FF FF FC C C C, , , , R R R R as shown below. Fold it so that the dotted lines shown in the illustration are on the outside, not the inside, of the fold. Figure 6-33 Folding the FFC, R Mechanism assembly side (100 % scal...

Rev. A Disassembly, Assembly, and Adjustment 6-25 TM-J8000/J8000P Technical Manual Confidential 3. Make sure that you pass the F FF FF FF FC C C C, , , , h h h he e e ea a a ad d d d and S S S Sw w w wiiiittttc c c ch h h h b b b bo o o oa a a arrrrd d d d a a a asssssssse e e em m m mb b b blllly y...

6-26 Disassembly, Assembly, and Adjustment Rev. A Confidential Circuit boards Follow the steps below to disassemble the parts. 1. Turn printer on its side with the ink cartridge side facing down. CAUTION: Do not turn the printer upside down since it may cause ink to leak. After turning the printer b...

Rev. A Disassembly, Assembly, and Adjustment 6-27 TM-J8000/J8000P Technical Manual Confidential 3. Remove two Hexagon socket head bolts, 3 x 5 and three C.B.S-tite, 3 x 6 screws. To remove the Hexagon socket head bolts, 3 x 5 , use a hexagonal driver (2.5 mm). Figure 6-37 Removing the bolts 4. Disco...

6-28 Disassembly, Assembly, and Adjustment Rev. A Confidential 5. Disconnect the FFC, L , FFC, R , FFC, head , Power switch assembly , Switch board assembly , and DC cable assembly . Figure 6-39 Disconnecting the cables FFC, L FFC, R FFC, head Switch board assembly DC cable assembly Power switch ass...

Rev. A Disassembly, Assembly, and Adjustment 6-29 TM-J8000/J8000P Technical Manual Confidential 6. Remove one long screw (C.C., 3 x 30) and the Spacer next to the battery. Remove the other five screws (C.P.(O), 3 x 8); then remove the Main circuit board unit . Figure 6-40 Removing the Main circuit b...

6-30 Disassembly, Assembly, and Adjustment Rev. A Confidential 8. Remove four screws (C.P.(O), 3 x 8). Figure 6-42 Removing the screws 9. Lift up the one side of the Power circuit board assembly , and remove it. Figure 6-43 Removing the Power circuit board assembly C.P.(O), 3 x 8 C.P.(O), 3 x 8 Powe...

Rev. A Disassembly, Assembly, and Adjustment 6-31 TM-J8000/J8000P Technical Manual Confidential To install, reverse the removal procedure. Read the following note before installation. Note for installation: 1. If you have replaced the Main circuit board unit, you need to set DIP switches on the boar...

6-32 Disassembly, Assembly, and Adjustment Rev. A Confidential Fan assembly Follow the steps below to disassemble the parts. 1. Turn printer on its side with the ink cartridge side facing down. CAUTION: Do not turn the printer upside down since it may cause ink to leak. After turning the printer bac...

Rev. A Disassembly, Assembly, and Adjustment 6-33 TM-J8000/J8000P Technical Manual Confidential 3. Disconnect the fan cable and remove the Plate, lower assembly . Figure 6-47 Removing the Plate, lower assembly 4. Remove the two screws (C.C.S-tite, 3 x 16); then remove the Fan assembly . Figure 6-48 ...

6-34 Disassembly, Assembly, and Adjustment Rev. A Confidential To install, reverse the removal procedure. Read the following note before installation. Note for installation: 1) When installing the F FF Fa a a an n n n a a a ass ss ss sse e e em m m mb b b blllly y y y , install it so the label-side ...

Rev. A Disassembly, Assembly, and Adjustment 6-35 TM-J8000/J8000P Technical Manual Confidential Disassembly and assembly for the mechanism assembly, M-J8000 Connector box (Connector board) Follow the steps below to disassemble the connector box. 1. Remove the covers so you can access the Mechanism a...

6-36 Disassembly, Assembly, and Adjustment Rev. A Confidential 4. Remove the two screws (C.P.S-tite (O), 3 x 6) and remove the connector box. Figure 6-52 Removing the connector box 5. Remove the screw (C.P.S-tite(O), 3 x 6); then remove the Cover, connector board by releasing the tab from the slit. ...

Rev. A Disassembly, Assembly, and Adjustment 6-37 TM-J8000/J8000P Technical Manual Confidential 6. Disconnect the cables from the Connector board . Figure 6-54 Disconnecting the cables Connector board

6-38 Disassembly, Assembly, and Adjustment Rev. A Confidential To install, reverse the removal procedure. Read the following notes before installation. Notes for installation: 1) To connect the cables on the Connector board, find the connector whose number of pins, shape, and color matches; then con...

Rev. A Disassembly, Assembly, and Adjustment 6-39 TM-J8000/J8000P Technical Manual Confidential Pump unit CAUTION: To maintain print quality, do not let any objects touch or contact the cap and cleaning plate on the Pump unit. Figure 6-57 Cap and cleaning plate on the Pump unit Follow the steps belo...

6-40 Disassembly, Assembly, and Adjustment Rev. A Confidential 5. Remove the Tube, waste ink from the Pump unit and remove the Pump unit . Figure 6-59 Removing the Tube, wast ink Pump unit Tube, waste ink

Rev. A Disassembly, Assembly, and Adjustment 6-41 TM-J8000/J8000P Technical Manual Confidential To install, reverse the removal procedure. Read the following notes before installation. Notes for installation: 1) Move the head carriage to the left end position before you install the Pump unit. 2) Mov...

6-42 Disassembly, Assembly, and Adjustment Rev. A Confidential Roll paper unit Follow the steps below to disassemble the unit. 1. Remove the covers so you can access the Mechanism assembly, M-J8000 . See the “Covers and upper case” section in this chapter. 2. Remove the connector box and remove the ...

Rev. A Disassembly, Assembly, and Adjustment 6-43 TM-J8000/J8000P Technical Manual Confidential 5. Remove the two Springs, platen hold that are hooked between the Roll paper unit and Platen paper guide sub-assembly . Figure 6-64 Removing the Springs, platen hold 6. Open the roll paper cover. Figure ...

6-44 Disassembly, Assembly, and Adjustment Rev. A Confidential 7. Remove the four screws (C.C.S-tite, 3 x 5) from inside the Roll paper unit . Figure 6-66 Removing the screws 8. Unhook the Cartridge frame unit ’s cable from the three hooks on the Roll paper unit . Figure 6-67 Unhooking the cable C.C...

Rev. A Disassembly, Assembly, and Adjustment 6-45 TM-J8000/J8000P Technical Manual Confidential 9. Slide out the Roll paper unit , and disconnect the Roll paper unit ’s cables from the Connector board . Figure 6-68 Disconnecting the cables Connector board

Rev. A Disassembly, Assembly, and Adjustment 6-47 TM-J8000/J8000P Technical Manual Confidential 2. When you set the Roll paper unit on the frame, make sure one shaft contacts the right side of the unit and the other shaft is completely attached to the cut out portion of the frame. During this proces...

6-48 Disassembly, Assembly, and Adjustment Rev. A Confidential Head unit CAUTION: To maintain print quality, do not let any objects touch or contact the head nozzle. Figure 6-72 Head nozzle Follow the steps below to disassemble the unit. 1. Perform the head exchange sequence using the TM-J8000 Servi...

Rev. A Disassembly, Assembly, and Adjustment 6-49 TM-J8000/J8000P Technical Manual Confidential 3. While pressing the two tabs inward, pull the Damper sub-unit to remove it. Figure 6-74 Removing the Damper sub-unit 4. Remove the screw (C.B.P-tite, 2.6 x 8); then remove the Holding plate, FPC by rele...

6-50 Disassembly, Assembly, and Adjustment Rev. A Confidential 5. Remove the two screws (C.B.P-tite, 2.6 x 8) and remove the Head unit . Figure 6-76 Removing the screws 6. Disconnect the Fp circuit, head from the Head unit . Figure 6-77 Disconnecting the Fp circuit, head C.B.P-tite, 2.6 x 8 Head uni...

Rev. A Disassembly, Assembly, and Adjustment 6-51 TM-J8000/J8000P Technical Manual Confidential To install, reverse the removal procedure. Read the following note before installation. Note for installation: While installing the Damper sub-unit, push it until you feel it click, and two tabs shown bel...

6-52 Disassembly, Assembly, and Adjustment Rev. A Confidential Cartridge frame unit Follow the steps below to disassemble the unit. 1. Discharge the ink from the TM-J8000 printer. See the “Ink discharging sequence” section in Chapter 5. 2. Remove the covers so you can access the Mechanism assembly, ...

Rev. A Disassembly, Assembly, and Adjustment 6-53 TM-J8000/J8000P Technical Manual Confidential 6. Pull back the Cartridge frame unit until it stops, and lift it up; then put it on the frame as shown below. Figure 6-81 Removing the Cartridge frame unit 7. Wearing rubber fingertips, unfasten the Join...

6-54 Disassembly, Assembly, and Adjustment Rev. A Confidential 8. Disconnect the Tube, waste from the Cartridge frame unit ’s tube. Figure 6-83 Disconnecting the Tube, waste Tube, waste

6-56 Disassembly, Assembly, and Adjustment Rev. A Confidential 3. Connect the Damper sub-unit ’s tube into the Cartridge frame unit until the tube stops at the O ring, tube fastener ; then secure the Joint, M6 with the torque-limiting wrench. (Tightening torque is 0.12 to 0.16 Nm or 1.2 to 1.6 kgcm....

Rev. A Disassembly, Assembly, and Adjustment 6-57 TM-J8000/J8000P Technical Manual Confidential 5. Make sure the Tube, waste is behind the tab shown below. Figure 6-88 Inserting the Tube, waste behind the tab 6. Align the tab on the Cartridge frame unit into the hole on the tab shown below and insta...

6-58 Disassembly, Assembly, and Adjustment Rev. A Confidential 7. Lubricate the two screws (C.C.S-tite, 3 x 6) shown below with O-10 and secure them. This is important to protect the Main circuit board unit from the metallic particles from the screw hole. Figure 6-90 Lubricating the two screws 8. Se...

Rev. A Disassembly, Assembly, and Adjustment 6-59 TM-J8000/J8000P Technical Manual Confidential 9. Hook the Cartridge frame unit ’s cable in the three tabs and two clamps. Figure 6-92 Hooking the cable 10. Connect the Cartridge frame unit ’s cable to the Connector board and install the connector box...

6-60 Disassembly, Assembly, and Adjustment Rev. A Confidential Carriage unit CAUTION: To maintain print quality, do not let any objects touch or contact the head nozzle. Figure 6-93 Head nozzle CAUTION: Do not touch the tip of the Damper sub-unit’s tube. Contamination of tube tip could cause ink lea...

Rev. A Disassembly, Assembly, and Adjustment 6-61 TM-J8000/J8000P Technical Manual Confidential 4. Unhook all the cables from the clamp shown below and disconnect the Carriage unit ’s cable. Figure 6-95 Unhooking the cables 5. Disconnect the FFC, head . Figure 6-96 Disconnecting the FFC, head Clamp ...

6-62 Disassembly, Assembly, and Adjustment Rev. A Confidential 6. Disconnect the Damper sub-unit ’s tube from the Cartridge frame unit . See “Cartridge frame unit” section in this chapter. Figure 6-97 Disconnecting the Damper sub-unit’s tube 7. Remove the seven screws and lift up the Carriage unit ....

Rev. A Disassembly, Assembly, and Adjustment 6-63 TM-J8000/J8000P Technical Manual Confidential 8. Remove the following parts in order from the Carriage unit . (1) Tube guide assist frame sub-assembly (2) Damper sub-unit (3) Holding plate, FPC (4) Fp circuit, head (5) Head unit (6) Spring, slip hold...

6-64 Disassembly, Assembly, and Adjustment Rev. A Confidential To install, reverse the removal procedure. Read the following notes before installation. Notes for installation: 1. When you install the Fp circuit, head to the Carriage unit, pull out the connector lock first. Then connect the Fp circui...

Rev. A Disassembly, Assembly, and Adjustment 6-65 TM-J8000/J8000P Technical Manual Confidential 3. When you install the Damper sub-unit, hook the Damper sub-unit’s tube on the L-shaped tab and the cut out portion on the Carriage frame unit as shown below. Figure 6-102 Hooking the Damper sub-unit’s t...

6-66 Disassembly, Assembly, and Adjustment Rev. A Confidential Shutter unit CAUTION: To maintain print quality, do not let any objects touch or contact the head nozzle. Figure 6-104 Head nozzle CAUTION: To maintain print quality, do not let any objects touch or contact the cap and cleaning plate on ...

Rev. A Disassembly, Assembly, and Adjustment 6-67 TM-J8000/J8000P Technical Manual Confidential 3. Remove the Pump unit and put it aside. (It is not necessary to remove the Tube, waste from the Pump unit .) See the “Pump unit” section in this chapter. Figure 6-106 Removing the Carriage unit and Pump...

6-68 Disassembly, Assembly, and Adjustment Rev. A Confidential 5. Remove three screws (C.C.S-tite, 3 x 6) and remove an assembly (center roller fixing plate sub-assembly) from the Shutter unit . Figure 6-108 Removing the center roller fixing plate sub-assembly Note: During installation of the Shutte...

Rev. A Disassembly, Assembly, and Adjustment 6-69 TM-J8000/J8000P Technical Manual Confidential 7. Remove five screws; then lift up the Shutter unit while releasing the two tabs on the unit. Figure 6-110 Removing five screws C.C.S-tite, 3 x 5 C.C.S-tite, 3 x 6 Tabs

6-70 Disassembly, Assembly, and Adjustment Rev. A Confidential To install, reverse the removal procedure. Read the following notes before installation. Notes for installation: 1. When you install the Shutter unit, make sure that no cables are caught. 2. Before you secure the right side of the Shutte...

Rev. A Disassembly, Assembly, and Adjustment 6-71 TM-J8000/J8000P Technical Manual Confidential Paper guide, slip, lower CAUTION: To maintain print quality, do not let any objects touch or contact the head nozzle. Figure 6-113 Head nozzle CAUTION: Do not touch the tip of the Damper sub-unit’s tube. ...

6-72 Disassembly, Assembly, and Adjustment Rev. A Confidential 4. Remove the following units. See the relevant section in this chapter. • Pump unit • Roll paper unit • Cartridge frame unit • Carriage unit • Shutter unit 5. Remove the two Springs, platen hold . Figure 6-115 Removing the Springs, plat...

Rev. A Disassembly, Assembly, and Adjustment 6-73 TM-J8000/J8000P Technical Manual Confidential 7. Remove the screw (C.P.T-B, 2.5 x 10) and plain washer (2.6 x 0.5 x 5). Figure 6-117 Removing the screw and washer 8. Remove the three screws (C.C.S-tite, 3 x 6) and the two Sleeves, S. paper guide ; th...

6-74 Disassembly, Assembly, and Adjustment Rev. A Confidential 9. Remove the following parts from the Paper guide, slip, lower . • B.O.F. detector sub-assembly • Slip detector sub-assembly • Shaft, slip detect lever/Spring, slip detect lever/Lever, slip detect Figure 6-119 Removing the parts from th...

Rev. A Disassembly, Assembly, and Adjustment 6-75 TM-J8000/J8000P Technical Manual Confidential To install, follow the steps below. 1. Assemble the following parts on the Paper guide, slip, lower . • B.O.F. detector sub-assembly • Slip detector sub-assembly • Shaft, slip detect lever/Spring, slip de...

6-76 Disassembly, Assembly, and Adjustment Rev. A Confidential 3. Install the Paper guide, slip, lower on the frame. Make sure no cables are caught. Figure 6-122 Installing the Paper guide, slip, lower 4. Arrange the two cables as shown below. Figure 6-123 Arranging the cables Paper guide, slip, low...

Rev. A Disassembly, Assembly, and Adjustment 6-77 TM-J8000/J8000P Technical Manual Confidential 5. Secure the screw (C.P.T-B, 2.5 x 10) and plain washer (2.6 x 0.5 x 5). Figure 6-124 Securing the screw and washer 6. Turn the screw you secured in the previous step 90 degrees in the counterclockwise d...

6-78 Disassembly, Assembly, and Adjustment Rev. A Confidential 7. Apply the Green screw lock on the side of the screw (C.P.T-B, 2.5 x 10) and plain washer (2.6 x 0.5 x 5). Figure 6-126 Applying the Green screw lock 8. Lubricate the three screws shown below with O-10. This is important to protect the...

Rev. A Disassembly, Assembly, and Adjustment 6-79 TM-J8000/J8000P Technical Manual Confidential 9. Set the two Sleeve, S. paper guide in the holes shown below and secure the three screws (C.C.S-tite, 3 x 6). Figure 6-128 Securing the screws 10. While lifting up the slip detect lever, set the Platen ...

6-80 Disassembly, Assembly, and Adjustment Rev. A Confidential 11. Hook the two Springs, platen hold . Figure 6-130 Hooking the Spring, platen hold 12. Install the following units. See the relevant section in this chapter. • Shutter unit • Carriage unit • Cartridge frame unit • Roll paper unit • Pum...