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SERVICE MANUAL SERVICE MANUAL SERVICE MANUAL SERVICE MANUAL Color ink jet printer Stylus COLOR 880 ® SEIJ00011...
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The contents of this manual are subject to change without notice. All effort have been made to ensure the accuracy of the contents of this manual. However, should any errors be detected, SEIKO EPSON would greatly appreciate being informed of them.
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2. MAKE CERTAIN THAT THE SOURCE VOLTAGES IS THE SAME AS THE RATED VOLTAGE, LISTED ON THE SERIAL NUMBER/RATING PLATE. IF THE EPSON PRODUCT HAS A PRIMARY AC RATING DIFFERENT FROM AVAILABLE POWER SOURCE, DO NOT CONNECT IT TO THE POWER SOURCE.
CHAPTER 5. ADJUSTMENTS Provides Epson-approved methods for adjustment. CHAPTER 6. MAINTENANCE Provides preventive maintenance procedures and the lists of Epson-approved lubricants and adhesives required for servicing the product. APPENDIX Provides the following additional information for reference: • EEPROM Address Map •...
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EPSON Stylus COLOR 880 Revision A Revision Status Revision Issued Date Description August 24, 2000 First Release...
EPSON Stylus COLOR 880 Revision A 1.1 FEATURES The major features of EPSON color inkjet printers EPSON Stylus COLOR 880 are: High Color Print Quality 1440 (H) X 720 (V) dpi printing Four Color Printing (YMCK) Traditional and New Microweave...
*This value is the speed of normal-dot printing. PC 858 ISO 8859-15 BRASCII * These character tables cannot select in the Default setting mode. Typeface Bit map LQ font: EPSON Roman 10 CPI, 12 CPI, 15CPI, Proportional EPSON Courier 10 CPI, 12 CPI, 15CPI PRODUCT DESCRIPTION SPECIFICATIONS...
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EPSON Stylus COLOR 880 Revision A Scalable font: PC 437 Greek PC 852(East Europe) EPSON Roman 10.5pt, 8pt - 32pt (every 2pt) PC 853(Turkish) Character Table and Typeface PC 855(Cyrillic) PC 857(Turkish) Character table Bitmap font Scalable font PC 866(Russian)
EPSON Stylus COLOR 880 Revision A [220 ∼ 240V Version] 1.2.3 Paper Feeding Rated Voltage: AC220V∼240V Feed Method Input Voltage Range: AC198∼264V Rated Frequency Range: 50∼60Hz Friction feed with ASF Input Frequency Range: 49.5∼60.5Hz Paper Path Rated Current: 0.2 A Power Consumption: Approx.
EPSON Stylus COLOR 880 Revision A 1.2.6 Environmental Condition 1.2.7 Reliability Temperature Total Print Volume: 75,000 pages (A4, Letter) Operating: 10 to 35°C (see the figure below for condition) Print Head Life: 3 billion dots/nozzle Non-operating: -20 to 40°C (with shipment container) 1 month at 40°C and 120 hours at 60°C...
EPSON Stylus COLOR 880 Revision A 1.3 INTERFACE D A T A data byte n data byte n+1 The EPSON Stylus COLOR 880 provide USB and parallel interface as hold standard. -S T R O B E next 1.3.1 Parallel Interface (Forward Channel)
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EPSON Stylus COLOR 880 Revision A Table 1-4. Typical Time of tack Table 1-6. Connector Pin Assignment and Signals Parallel I/F Mode Typical Time of tack Signal Return Pin No. In/Out Functional Description Name GND Pin High Speed The strobe pulse. Read-in of data is...
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EPSON Stylus COLOR 880 Revision A Table 1-6. Connector Pin Assignment and Signals (continued) Signal Return Pin No. In/Out Functional Description Name GND Pin Pulled up to +5V via 3.9 K ohm Logic H resistor. Pulled up to +5V via 3.3K ohm resistor.
EPSON Stylus COLOR 880 Revision A 1.3.3 USB Interface Device ID: The printer sends the following device ID string when requested. Standard: Based on: “Universal Serial Bus Specifications Rev. 1.0” When IEEE1284.4 is enabled, “Universal Serial Bus Device Class Definition [00H] [5AH] for Printing Devices Version 1.0”...
EPSON Stylus COLOR 880 Revision A 1.3.4 Prevention of Data Transfer Time-out Automatic Selection An initial state is compatible interface and starts IEEE1284.4 Generally, hosts abandon data transfer to peripherals when the peripheral is in communication when magic strings (1284.4 synchronous commands) are the busy state for dozens of seconds continuously.
EPSON Stylus COLOR 880 Revision A 1.4 OPERATOR CONTROLS 1.4.2.2 Indicators (1) Power Lights when the operating switch is “ON” and AC power is supplied. 1.4.1 Operating Switch (2) Paper Out Operating switch is located on the control panel. Lights during the paper-out condition, and blinks during the paper-jam condition.
EPSON Stylus COLOR 880 Revision A 1.4.3 Panel Functions Table 1-10. Panel Function with Power On Switch Pressing with Power On Function Table 1-9. Panel Functions • 1) Starts status printing. *1 Load / Eject Switch Function • Changes code pages / Select IEEE1284.4 mode for parallel Cleaning I/F.
EPSON Stylus COLOR 880 Revision A 1.4.4 Printer Condition and Panel Status 1.4.5 Printer Initialization There are three kinds of initialization methods, and the following explains each Table 1-12. Printer Condition and LED Status initialization. Indicators 1. Power-on Initialization Printer Status...
EPSON Stylus COLOR 880 Revision A 1.4.6 Errors Ink Out When the printer runs out most of the ink of any color, it indicates ink-low and keeps printing. When the printer runs out the whole ink of any color, it stops printing and indicates ink-out error.
EPSON Stylus COLOR 880 Revision A 1.5 PAPER 1.5.2.2 Transparency, Glossy Paper [Size] 1.5.1 Paper Handling Width 210mm (8.3”) x Length 297mm (11.7”) Letter: Width 216mm (8.5”) x Length 279mm (11.0”) Do not perform reverse feed more than 9.5mm (0.38”).
EPSON Stylus COLOR 880 Revision A 1.5.2.4 Index Card [Size] A6 Index Card: Width 105mm (4.1”) x Length 148mm (5.8”) A5 Index Card: Width 148mm (5.8”) x Length 210mm (8.3”) 5 x 8” Index Card: Width 127mm (5.0” x Length 203mm (8.0”) 10 x 8”...
EPSON Stylus COLOR 880 Revision A 1.5.3 Printing Area Table 1-13. Character Mode Paper Left Margin Right Margin Top Margin Bottom Margin 1.5.3.1 Cut Sheet Size (min.) (min.) (min.) (min.) See the figure below and tables on the right for printable areas for Raster 3mm (0.12”)
EPSON Stylus COLOR 880 Revision A 1.5.3.2 Envelopes 1.6 INK CARTRIDGE 1.6.1 Black Ink Cartridge Type: Exclusive Cartridge Color: Black Print Capacity: 900 pages/A4 (ISO/IEC 10561 Letter Pattern at 360 dpi) Ink Life: 2 years from date of production Storage Temperature:...
EPSON Stylus COLOR 880 Revision A 1.6.2 Color Ink Cartridge Type: Exclusive Cartridge Color: Magenta, Cyan, Yellow Print Capacity: 300 pages / A4 (360 dpi, 5% duty each color) Ink Life: 2 years from date of production Storage Temperature: Storage:...
2.1.1 Printer Mechanism PF Motor Pinion Detector Wheel Unlike other EPSON ink jet printers, the Stylus C O LO R 880 uses DC motor for PF Motor power source. Use of the DC motor enable the printer to lower noise during Flashing Window printing to a great extent.
EPSON Stylus COLOR 880 Revision A 2.1.1.1 Printing Mechanism The basic operating principles of the printhead, which plays a major role in printing, are the same as previous models; ones that use a on-demand type U- CHIP head method. (Refer to Figure1-1.)
EPSON Stylus COLOR 880 Revision A 2.1.1.2 Printing Process Figure 2-3 and Figure 2-4 show the normal state and ejecting state of the printhead, respectively. Ink Course Cavity 1. Normal State: When the print signal is not output, PTZ also does not move from a waiting state (normal state).
EPSON Stylus COLOR 880 Revision A 2.1.1.3 Carriage Mechanism The printhead, a core of the printing mechanism, is stored in the carriage unit. When the adjustment lever is moved up and down, this printhead is maintained The carriage mechanism for the Stylus COLOR 880 is mostly the same as for tilt in a flexible and adjustable structure by the tilt adjustment mechanism.
EPSON Stylus COLOR 880 Revision A 2.1.1.4 Platen Gap (PG) Adjust Mechanism 2.1.1.5 Paper Feeding Mechanism The PG adjustment, at the left of the printer mechanism, consists of the PG The paper feeding mechanism transports paper loaded from ASF using the PF lever, PF support lever, right/left parallelism adjustment levers, and CR guide rollers and paper eject rollers.
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EPSON Stylus COLOR 880 Revision A [Previous Models] Support Roller Printhead Star Wheel Assy. Paper Front Paper Guide Eject Roller PF Motor PF Roller Eject Roller Figure 2-6. Paper Feeding Mechanism Bottom margin 3 mm touches Platen the printhead surface.
EPSON Stylus COLOR 880 Revision A 2.1.1.6 CR Lock Mechanism The carriage lock mechanism prevents the carriage from being left at an uncapped position for a long time, that is usually caused by vibration during The carriage lock mechanism prevents the carriage from being left at an printer transportation, user’s mishandling of the printer, and so on.
EPSON Stylus COLOR 880 Revision A 2.1.1.7 Paper Loading Mechanism Torque from the ASF/Pump motor is transmitted to the ASF as described below: The paper loading mechanism loads paper at the ASF unit and feeds paper to Torque transmission to the ASF unit the PF rollers.
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EPSON Stylus COLOR 880 Revision A Torque sent from the ASF/Pump motor to the ASF unit via the disengage 1. W hen the printer pow er is turned on, the A S F/P um p m otor rotates mechanism is used for the following operation.
EPSON Stylus COLOR 880 Revision A 2.1.1.8 Pump Mechanism When the ASF/Pump motor torque is switched to the pump unit side by the disengage mechanism, the function of the pump mechanism varies depending The pump mechanism absorbs ink from the printhead or the cap assembly.
EPSON Stylus COLOR 880 Revision A 2.1.1.9 Capping Mechanism The capping mechanism, which is driven by the pump unit, caps the printhead For a specific feature of the Stylus COLOR 880, it has a newly designed closely to maintain air tightness of the cap. This operation is required to valveless capping mechanism instead of other printers’...
EPSON Stylus COLOR 880 Revision A 2.2 Electrical Circuit Operating Principles The electric circuit of the Stylus COLOR 880 is composed of the following boards. M ain board: C 378M AIN P ow er supply board: C 378P SB /P S E...
EPSON Stylus COLOR 880 Revision A 2.2.1 C378PSB/PSE Board Table 2-9. Application of the DC Voltages Voltage Application The Stylus COLOR 880 is equipped with the C378PSB/PSE, the common power supply board for the both products. The basic structure of the circuit is...
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EPSON Stylus COLOR 880 Revision A 1. Regardless of the state of the power switch (On or OFF), the voltage is +5V line over voltage protection circuit: always applied to the primary side of the power supply board from the This protection circuit is in the same line as the +42V over voltage moment or at the state that AC-plug is plugged in.
EPSON Stylus COLOR 880 Revision A 2.2.2 C378MAIN Board The logic circuit of the C378MAIN is composed of the following: CR Encoder senser Logic line (CPU, ASIC, DRAM, EEPROM, and so on) CR Motor CN8 HD FFC Head Various motor control/driver circuits (CR motor, PF motor, and ASF/...
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EPSON Stylus COLOR 880 Revision A Table 2-11 shows the functions of the CPU and ASIC. Table 2-11. Functions of the CPUs and ASIC Location Function • Sets the current value for the PF motor and CR motor. • Controls the PF motor and CR motors.
The printhead driver circuit consists of the following two components: Common driver IC (IC10: E09A14RA) directly attached to the C378MAIN board. Nozzle selector IC (Sharp IR2C95F or EPSON SED6125T0A) on the head board. The common driver (IC10: E09A14RA) generates a reference drive waveform according to the output signals from the C378MAIN board.
EPSON Stylus COLOR 880 Revision A 2.2.2.2 Reset Circuit Reset circuits are attached on the C378MAIN board to monitor the two voltages: +5V for the logic line and +42V for the drive line. When each circuit detects abnormality on the corresponding line, it outputs a reset signal to reset CPU and ASIC.
EPSON Stylus COLOR 880 Revision A 2.2.2.3 CR Motor Driver Circuit U nlike a stepping m otor, the D C m otor that drives the carriage can not detect the current carriage position by referring to the pulses given. For this The Stylus COLOR 880 is equipped with a DC motor for the CR motor.
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EPSON Stylus COLOR 880 Revision A Home position detection (capping position detection) Home position is detected based on the pulses output from the linear scale 1/180 inches sensor and CD motor control current value. The basic home position detection sequence is as described below: 1)The linear encoder pulse counter in the IC15 CPU is reset during a power-on sequence.
EPSON Stylus COLOR 880 Revision A 2.2.2.4 PF Motor Driver Circuit amount. The loop scale encoder sensor outputs two kinds of TTL level pulses Phase A TheStylus COLOR 880 is equipped with a DC motor for the PF motor. The and Phase B to IC25 ASIC.
EPSON Stylus COLOR 880 Revision A 2.2.2.5 ASF/Pump Motor Driver Circuit 2.2.2.6 EEPROM Control Circuit The block diagram for the ASF/Pump motor is as shown below: Since EEPROM is nonvolatile memory, it keeps information written if the printer power is turned off. Information stored in EEPROM is various adjustment values, factory values, and printer status values.
EPSON Stylus COLOR 880 Revision A 2.2.2.7 Sensor Circuit Function and detection method of each sensor is as described below. I/C detection sensor (for black I/C and color I/C) The Stylus COLOR 880 is equipped with the following five sensors to detect The I/C detection sensor included in the CR unit determines whether a the status of the printer.
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EPSON Stylus COLOR 880 Revision A CR unit encoder sensor CR unit encoder sensor includes the linear encoder in the CR unit and the scale plate attached along the CR scanning direction. The minimum resolution of the sensor is 1/180 inch, (minimum 1/720 inches with all edges of Phase A and Phase B) and outputs HIGH signals for the black bands of the scale and LOW signals for the transparent parts to the ASIC.
EPSON Stylus COLOR 880 Revision A 3.1 Overview Following sections show detailed information on each step in the flowchart. Be sure to perform troubleshooting without neglecting the correct order specified in each section. This chapter describes how to troubleshoot problems. It consists of the sections shown in the flowchart below.
EPSON Stylus COLOR 880 Revision A 3.1.1 Troubleshooting with LED Error Indications This section describes how to troubleshoot the problem when the printer indicates an error at power on and can not print. The Stylus COLOR 880 can detect the following six errors and seven status, and indicates them with the LEDs, as shown below.
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EPSON Stylus COLOR 880 Revision A See the following tables which show the error conditions and Table 3-4. Error Condition and the Possible Causes (continued) corresponding possible causes: Error Condition Possible Causes 1. The CR Encorder FFC has come off from the CR Fatal Error Encorder Sensor board.
EPSON Stylus COLOR 880 Revision A 3.1.1.1 Remedies for Paper Out Error Table 3-5. Remedies for Paper Out Error This section provides check points and corresponding actions which are Step Detail Phenomenon Check & Actions necessary when the Paper Out Error problem has occurred because of When the Paper Set a cleaning sheet in the ASF up side down.
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EPSON Stylus COLOR 880 Revision A Table 3-5. Remedies for Paper Out Error (continued) Step Detail Phenomenon Check & Actions When the Paper Check if the PE sensor is defective. Feed SW is pressed, Measure the voltage at the yellow 3-pin connector CN5...
EPSON Stylus COLOR 880 Revision A 3.1.1.2 Remedies for the Paper Jam Error Table 3-6. Remedies for Paper Jam Error Step Detail Phenomenon Check & Actions This section includes the check points and corresponding actions which When the Paper is...
EPSON Stylus COLOR 880 Revision A 3.1.1.3 Remedies for No I/C and Ink Out Errors Table 3-7. Remedies for No I/C and Ink Out Errors This section includes the check points and corresponding actions which Step Detail Phenomenon Check & Actions are necessary when the black ink (or color ink) LED comes on or blinks at power on despite the ink cartridge has been replaced with a new one.
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EPSON Stylus COLOR 880 Revision A Table 3-7. Remedies for No I/C and Ink Out Errors (continued) Table 3-7. Remedies for No I/C and Ink Out Errors (continued) Step Detail Phenomenon Check & Actions Step Detail Phenomenon Check & Actions...
EPSON Stylus COLOR 880 Revision A 3.1.1.4 Remedies for the Maintenance Error While the printer is in this error condition, it disables all operations including data communication except for the panel operation specified to clear the error. Therefore, follow the steps described in Table 3-8 to solve the problem.
EPSON Stylus COLOR 880 Revision A 3.1.1.5 Remedies for Fatal Error Table 3-9. Remedies for Fatal Error (continued) Step Detail Phenomenon Check & Actions A fatal error is basically caused by any of the following conditions: When the Printer is...
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EPSON Stylus COLOR 880 Revision A Table 3-9. Remedies for Fatal Error (continued) Table 3-9. Remedies for Fatal Error (continued) Step Detail Phenomenon Check & Actions Step Detail Phenomenon Check & Actions • Check for the correct waveform at 5 pins of FFC.
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EPSON Stylus COLOR 880 Revision A Table 3-9. Remedies for Fatal Error (continued) Step Detail Phenomenon Check & Actions • Make sure if the ASF unit is not assembled to the When the Printer is suitable position as following figures turned on, •...
EPSON Stylus COLOR 880 Revision A 3.1.2 Isolating the Faulty Part on the Power Supply Board Table 3-10. Isolating the Faulty Part on the Power Supply Board This section explains how to troubleshoot the following problems: Step Check Point Action The printer is turned on, but the initialization is not performed and LED on the control panel do not come on.
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EPSON Stylus COLOR 880 Revision A Table 3-10. Isolating the Faulty Part on the Power Supply Board Table 3-10. Isolating the Faulty Part on the Power Supply Board Step Check Point Action Step Check Point Action Is the main switching...
EPSON Stylus COLOR 880 Revision A 3.1.3 Isolating the Faulty Part according to the Phenomenon Refer to this section if you could not solve the problem in Section 3.1.1 or Section 3.1.2 or need more information to isolate the cause according to the exhibited phenomenon.
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EPSON Stylus COLOR 880 Revision A Table 3-12. CR Motor does not Operate Table 3-13. PF Motor does not Operate Step Check Point Action Step Check Point Action Getting ready The connector CN14 used to control the CR motor is...
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EPSON Stylus COLOR 880 Revision A Table 3-14. Pump/ASF Motor does not Operate Table 3-14. Pump/ASF Motor does not Operate (continued) Step Check Point Action Step Check Point Action Getting ready for The CN7 for the Pump/ASF motor is located on the...
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EPSON Stylus COLOR 880 Revision A Table 3-15. Cleaning does not Solve the Print Problem Table 3-15. Cleaning does not Solve the Print Problem (continued) Step Check Point Action Step Check Point Action Repeat the cleaning Unlike the previous products, the Stylus Color 880...
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EPSON Stylus COLOR 880 Revision A Table 3-15. Cleaning does not Solve the Print Problem (continued) Table 3-15. Cleaning does not Solve the Print Problem (continued) Step Check Point Action Step Check Point Action Is any ink tube Referring to the figure below, check the following...
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EPSON Stylus COLOR 880 Revision A Table 3-15. Cleaning does not Solve the Print Problem (continued) Step Check Point Action Is the head driving If a trapezoid waveform is not output in the pre-driver defective? previous step, check all the power transistors (Q3 - Q4) for base waveforms.
This chapter describes procedures for disassembling the main components of the right column and the following page, respectively, when disassembling or EPSON Stylus COLOR 880. Unless otherwise specified, disassembly units or assembling EPSON Stylus Color 440/640/740. components can be reassembled by reversing the disassembly procedure.
EPSON Stylus COLOR 880 Revision A 4.1.2 Tools Risque d’explosion si la pile est remplacée incorrectment. Ne Table 4-1 lists the tools recommended for disassembling, assembling, or remplacer que par une pile du même type ou d’un type adjusting the printer. Use only tools that meet these specifications.
EPSON Stylus COLOR 880 Revision A 4.1.3 Specification for Screws Table 4-2 shows screw specifications. During assembly and disassembly, make sure that the specified types of screws are used at proper locations, referring to the table below. Note that the screw numbers described in the manual correspond to the numbers in the table.
EPSON Stylus COLOR 880 Revision A 4.1.4 Service Checks After Repair Before returning the printer after servicing, use the check list below, which enables you to keep record of servicing and shipping more efficiently. Table 4-3. Inspection Checklist for the Repaired Printer...
EPSON Stylus COLOR 880 Revision A 4.2 Disassembly Procedures The flowchart below shows procedures for disassembly. Figure 4-1. Flowchart of Disassembly Disassembly and Assembly Disassembly Procedures...
EPSON Stylus COLOR 880 Revision A 4.2.1 Removing the Upper Housing Since the printer mechanism itself structures the bottom part, the printer mechanism appears just by removing the Upper Housing. 1) Open the printer cover and turn the PG adjustment lever towards (+) side.
EPSON Stylus COLOR 880 Revision A 4.2.2 Removing the Circuit Board Assembly 4) When removing each Circuit Board unit from the “M/B Shield plate”, remove the screws securing each unit and shield plate. Since the Main Board and Power Supply Circuit Board are built in a separate...
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EPSON Stylus COLOR 880 Revision A No1. Screws Since the CN10 is a locking connector, be sure to release C378PSB/PSE the locks before removing the cables. No1. Screws C378MAIN Board Board Also, make sure to lock them when connecting the cable.
EPSON Stylus COLOR 880 Revision A 4.2.3 Removing the Operation Panel Be sure to perform the following adjustments after replacing The panel board equipped with printer is as follows: the Main Board; - Stylus COLOR 880: C298PNL 1. Head voltage ID Input (Refer to Chapter 5.) 2.
EPSON Stylus COLOR 880 Revision A 4.2.4 Disassembling the Printer Mechanism Since Stylus Color 880 do not have the Lower Housing, the printer mechanism part should already appear by now. Therefore, this section explains procedures No.1 Screws for disassembling the major parts or units of the printer mechanism.
EPSON Stylus COLOR 880 Revision A 4.2.4.1 Removing the Printhead Unit Make sure that the earth board is installed at the left of the 1) Remove the Upper Housing. (Refer to Section 4.2.1.) CR unit correctly. There are 2 pins used to determine the location.
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EPSON Stylus COLOR 880 Revision A This part should be touching the CR shaft Make sure that these receiver. protrusions are in the U ditches of the print head side. Make sure that the protrusion of the carriage is aligned with...
EPSON Stylus COLOR 880 Revision A 4.2.4.2 Removing the Waste Ink Absorber Tray Assembly 1) Remove the Upper Housing. (Refer to Section 4.2.1.) Three hooks Paper Eject Assy 2) Remove one screw (No.1) securing the Left Housing Panel to the Printer Mechanism.
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EPSON Stylus COLOR 880 Revision A 1. When installing the Waste Ink Absorber Tray Assembly, make sure to fix it with the Spacer Tray in the left side of the printer mechanism. Refer to Figure 4-11. 2. Be careful not to damage Loop Scale when removing the Tray Spacer.
EPSON Stylus COLOR 880 Revision A 4.2.4.3 Removing the Ink System Assembly NOTE: The Pump Assembly and Cap Assembly are included in the Ink System Assembly 1) Remove the Upper Housing. (Refer to Section 4.2.1.) 2) Remove the Operation Panel. (Refer to Section 4.2.3.) 3) Remove one screw (No.1) securing the Right Sub Frame.
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EPSON Stylus COLOR 880 Revision A 6) From the Middle Frame, remove two screws (No.1) securing the Pump Assembly in the Ink System Assembly. Middle Frame Then, from the Right Frame, remove one screw (No.1) securing the Cap Assembly in the Ink System Assembly. Refer to Figure 4-15.
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EPSON Stylus COLOR 880 Revision A Since the spring is included among the gears in the pump assembly, make sure that the parts do not pop out during disassembly and assembly. When assembling the printer, be careful not to crush or leave any stress on the ink tube connecting the pump assembly and the cap assembly.
EPSON Stylus COLOR 880 Revision A 4.2.4.4 Removing the CR Motor Assembly Top Frame CR Motor 1) Remove the Upper Housing. (Refer to Section 4.2.1) 2) Using tweezers or a small screw driver, slide the CR Lock Lever to front and release the CR Lock Lever from the CR unit.
EPSON Stylus COLOR 880 Revision A 4.2.4.5 Removing the DE Assembly (include the ASF/Pump motor) 1) Remove the Upper Housing (Refer to Section 4.2.1) 2) Remove the Ink System Assembly (Pump Assembly & Cap Assembly) Tension Spring 7.3 (Refer to Section 4.2.4.3) 3) Remove the CR Motor Assembly.
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EPSON Stylus COLOR 880 Revision A 8) Remove the Torsion Spring 0.618 between DE Lock Lever and the hook on the DE unit. Refer to Figure 4-22. Torsion Spring 0.618 DE Lock Lever DE Lock Lever Hook on the DE Unit...
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EPSON Stylus COLOR 880 Revision A 12) Remove the several cables from the hook on the DE Assembly and disconnect the connector from the PE sensor. When you push down the hook in Step 9 to remove the DE Lock Lever, be careful not to break the hook.
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EPSON Stylus COLOR 880 Revision A Combination Gear 12, 22.4 Combination Gear Combination Gear 17.19, 25.6 17.19, 25.6 DE Assembly Combination Gear 14, 28 Tension Belt Figure 4-27. Setting the Tension Belt to 17.19 Gear Hook on the Middle Frame Tension Spring 7.3...
EPSON Stylus COLOR 880 Revision A 4.2.4.6 Removing the ASF Assembly 1) Remove the Upper Housing. (Refer to Section 4.2.1.) 4) Slide the ASF unit to the right (viewed from back) and pull it backward carefully. Refer to Figure 4-30.
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EPSON Stylus COLOR 880 Revision A When installing the ASF assembly, make sure that the Screws for ASF Assembly should be used at the following protrusion on the ASF is assembled into the fixing hole in positions. (Looking from the back of printer). Refer to the Middle Frame.
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EPSON Stylus COLOR 880 Revision A 4.2.4.6.1 Removing the Paper Feed Roller Assembly 1) Remove the ASF assembly. (Refer to Section 4.2.4.6.) 2) Remove the Gear 32 from the right edge of the LD Shaft by releasing the ASF HP Detector hook in the Gear 32.
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EPSON Stylus COLOR 880 Revision A 5) Release the Hopper Assembly fixing hooks from the protrusion at the top 6) Set the right arm portion of the Hopper Assembly to the square hole in the left corner of the ASF Frame by following the step in Figure 4-35.
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EPSON Stylus COLOR 880 Revision A 7) Remove the pin on the left side of the Edge Guide through the pin hole, and remove the Edge Guide and Compression Spring 1.96. Refer to Figure Edge Guide 4-XX. 8) Depress the hook, and remove the LD Roller Shaft from the Paper Feed Roller Assembly.
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EPSON Stylus COLOR 880 Revision A 4.2.4.6.2 Removing the LD Roller Assembly 1) Disassemble the ASF assembly and remove the LD Roller Assembly and Hopper Assembly from the ASF Assembly. (Refer to Section 4.2.4.6.1) 2) Release the two hooks fixing the LD Roller Cover to the Paper Feed Roller Assembly.
EPSON Stylus COLOR 880 Revision A 4.2.4.7 Removing the CR Assembly 1) Remove the Upper Housing. (Refer to Section 4.2.1) Driven Pulley Holder Compression Spring 23.52 2) Remove the Tension Spring 1.494 fixing the CR Encoder Slit Plate to the protrusion in the left side of the Top Frame and remove the CR Encoder Slit Plate carefully from the CR unit.
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EPSON Stylus COLOR 880 Revision A 7) Move the PG Lever to bring its hooks to the wider areas of the cutouts in 10) Remove the screw [C.B.S-TITE(P4)] fixing the Right Pam Adjustment the right side of the Top Frame. Then remove the PG Lever by releasing Bushing.
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EPSON Stylus COLOR 880 Revision A 12) Holding the carriage, remove the Right Parallelism Adjustment Bushing carefully by pushing it to the right slightly. 13) Remove the CR Assembly together with the CR Guide Shaft. Do not touch the surface of the CR Liner scale by bear CR Assembly hand.
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EPSON Stylus COLOR 880 Revision A 4.2.4.7.1 Disassembling the CR Assembly 4) Remove the CR Encoder Board Assembly from the CR Frame as shown in Figure 4-50. 1) Remove the Printhead Unit. (Refer to Section 4.2.4.1) 2) Remove the I/C Detector Holder by releasing the four hooks.
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EPSON Stylus COLOR 880 Revision A Torsion Spring Torsion Spring 1.08 I/C Detector Lever Hanging portion Hanging portion Figure 4-51. Assembling the I/C Detector Lever Figure 4-52. Placing the I/C Detector Cables Disassembly and Assembly Disassembly Procedures...
EPSON Stylus COLOR 880 Revision A 4.2.4.8 Removing the PF Roller Assembly and Paper Eject Roller Assembly 1) Remove the Upper Housing. (Refer to Section 4.2.1.) 2) Remove the Control Panel and Left Housing Panel. 3) Remove the Left Sub Frame.
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EPSON Stylus COLOR 880 Revision A 9) Remove the Lower Paper Support Front by loosing are screw(No.3). 10) Release the tow hooks from the Paper Eject Roller Shaft and slide the Paper Guide Front Paper Guide Front to left. Remove the Paper Eject Front from is left side by holding the CR unit to right side edge.
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EPSON Stylus COLOR 880 Revision A 13) Remove the PF Encoder Detector Assembly by releasing the three hooks 15) Slide the PF Roller Assembly to the left side carefully and pull it out from from the Printer Mechanism. Refer to Figure 4-58.
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EPSON Stylus COLOR 880 Revision A Do not bend or damage the PF Loop scale Plate during Torsion Spring 117.6 disassembly and assembly. Do not touch the surface of the PF roller by hand. Be careful not to scratch the PF roller assembly during disassembly and assembly, since its surface is specially coated to improve paper feeding.
EPSON Stylus COLOR 880 Revision A 4.2.4.9 Remove the PF Motor Assembly 1) Remove the Upper Housing (Refer to Section 4.2.1.) 5) Holding the PF Motor, remove one No.5 screw and PF Motor fixing screw securing the PF Motor, and remove the motor from the Left Side Frame.
EPSON Stylus COLOR 880 Revision A 4.2.4.10 Removing the PE Detector Assembly 1) Remove the Upper Housing. (Refer to Section 4.2.1.) Four hooks fixing the 2) Remove the ASF Assembly. (Refer to Section 4.2.4.6.) PE Detector Assy 3) Remove the Right Upper Paper Guide to forward releasing the Torsion Spring 117.6.
EPSON Stylus COLOR 880 Revision A 5.1 Overview Table below shows the actions taken and required adjustments in the order to be performed. This chapter describes adjustments required when the printer is disassembled and assembled after repair. Table 5-2. Actions Taken and Adjustment Required...
EPSON Stylus COLOR 880 Revision A 5.2 Adjustment [Right Parallelism Adjustment] 1) Remove the screw [C.B.S-TITE(P4)] fixing the Right Parallel Adjustment This section explains specific procedures for each adjustment required for Bushing. Stylus COLOR 880. 2) Install the “Parallelism adjustment bushing” for right and left frame and set them on the peaking of the upper frame side so that they match with “the...
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EPSON Stylus COLOR 880 Revision A 4) Move the carriage to the center and set the thickness gauge (t=1.14mm) 5) Move the carriage to the position that the printhead overlaps the thickness on the fixed position of Front Paper Guide as you can see in the following gauge.
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EPSON Stylus COLOR 880 Revision A 1) Move the carriage next to the head cleaner and make sure that overlap between the tip of the printhead and cleaner head is more than 0.5 mm. Figure 5-3. Overlap of Head Surface and the Cleaner Blade...
EPSON Stylus COLOR 880 Revision A 5.2.2 Backlash value Adjustment for PF motor Left Sub Frame When you remove or replace the following part, perform this adjustment. PF motor Combination Gear 15, 25 Gear 57 PF Roller Assembly (When the Gear 57 (& loop scale) is removed with the PF Roller assembly, this...
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EPSON Stylus COLOR 880 Revision A 1) Fasten the PF motor fixing screw and the No.5 screw securing the PF backlash value will be around the Standard (0.1mm) motor with 3.5kg± 0.5kgfcm torque once again. But, the following condition is confirmed, the backlash value will not be suitable.
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EPSON Stylus COLOR 880 Revision A smoothly with the jarring sounds. But, the following condition is confirmed, the backlash value will not be suitable. - The “B ” or “C ” portion of the G ear 57 dose not return to the norm al position.
EPSON Stylus COLOR 880 Revision A 5.2.3 Adjustment by Adjustment Program The adjustment program is exclusive for Windows: the OS that allows operation of this program is Windows 95. The following shows programs included in this program. This adjustment program operates only under Windows 95: This program does not operate under DOS or Windows 3.X, NT.
EPSON Stylus COLOR 880 Revision A Follow the procedure below to input the initial settings. 1) When you run this program, the following menu appears. Select the Style The user interface of the Sequential repair service program is as following COLOR 880 in the screen below.
EPSON Stylus COLOR 880 Revision A 5.3 Sequential Repair Service Program feature 5.3.1 Feature In this manual, we will explain mainly about the Sequential repair service program. This program provides you the suitable adjustment order by selecting the repair item in the Sequential repair service program main menu. In this program, following 7 items are listed.
EPSON Stylus COLOR 880 Revision A 5.3.2 Printhead removal Waste ink pad replacement When you remove the printhead from the printer mechanism and reinstall the removed printhead to the printer mechanism, this repair item should be selected in the Sequential repair service program.
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EPSON Stylus COLOR 880 Revision A 3) Click the “OK” button starts the Powerful CL in order to eject the air 6) Click the Bi-D adjustment to adjust the Bi-directional printing alignment. In bubbles from the printhead cavity. In this function, CL1’ is performed and the following menu click the “Print”...
EPSON Stylus COLOR 880 Revision A 5.3.3 Printhead replacement 7) Select the most aligned pattern number in the printed pattern and input the number in the following menu. When you replace the printhead with new one, this repair item should be selected in the Sequential repair service program.
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EPSON Stylus COLOR 880 Revision A NOTE: If you input the incorrect digits code for the Head ID menu, following error 3) After complete the Head voltage ID input, the following screen is displayed. message is displayed. Then click the “Complete” button.
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EPSON Stylus COLOR 880 Revision A 5) Click the “OK” button in the above menu. Following message is displayed. 8) For the next step, click the “nozzle check” in the menu. Following screen is Install the band-new I/C to the printer by following the message.
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EPSON Stylus COLOR 880 Revision A 11) Click the Bi-directional adjustment to adjust the Bi-directional printing 12) Select the most aligned pattern number in the printed pattern and input the alignment. number in the following menu. In the following menu, click the “Print” button to start the Bi-directional check pattern printing.
EPSON Stylus COLOR 880 Revision A 5.3.4 Main board replacement 4) Enter serial number, and click the “OK” button. When you replace the main board with new one, this repair item should be selected in the Sequential repair service program.
EPSON Stylus COLOR 880 Revision A 5.3.5 CR unit replacement or removal 5.3.6 CR motor replacement or removal After you replace or remove the CR unit in the service activity, Click the After you replace or remove the CR motor in the service activity, Click the “CR unit replacement or removal”...
EPSON Stylus COLOR 880 Revision A 5.3.7 Printer mechanism replacement 5.3.8 Waste ink pad replacement When you change the printer mechanism in your service, use this function. When the Waste drain ink pad is replaced with new one due to the maintenance error, you have to replace the Waste drain ink pad with new one NOTE: Use the function for the following case.
EPSON Stylus COLOR 880 Revision A 5.4 Individual service adjustment program 5.4.1 Head cleaning function feature This printhead cleaning is CL1’and about 1/13 of the brand-new black I/C and 1/16 of the brand-new color I/C are consumed. Before use this function, check This program menu is almost the same as the previous adjustment program.
EPSON Stylus COLOR 880 Revision A 5.4.3 Protection counter check/reset Change EEPROM data You can change the specific data stored in the specific address of the This function resets or checks the current waste drain ink pad counter. EEPROM. Especially, use the counter check function before return the repair product to your customer.
EPSON Stylus COLOR 880 Revision A 5.4.5 Refurbishment for DOA Select the “Refurbishment for DOA” function in the Maintenance menu. The main menu of this function is as following figure. Click the “EXCHANGE If you clean the cavity of the printhead and cap assembly, this function will be SEQUENCE”...
Figure 5-45. A4 Check pattern Do not print the A4 Check pattern on the EPSON exclusive paper such as Photo quality ink jet paper. This check pattern is for the plain paper. So, use the Plain paper for this check pattern printing.
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EPSON Stylus COLOR 880 Revision A Figure 5-46. A4 Check pattern Adjustment Individual service adjustment program feature...
EPSON Stylus COLOR 880 Revision A 6.1 Overview 6.1.2 Service Maintenance If print irregularity (missing dot, white line, etc.) has occurred or the printer This section describes points and procedures for maintaining the printer in its indicates “Maintenance Error”, take the following actions to clear the error.
EPSON Stylus COLOR 880 Revision A 6.1.3 Lubrication Table 6-2. Lubrication Point The type and amount of oil and grease used to lubricate the printer parts are Standard Remarks determined based on the results of internal evaluations. Therefore, be sure to <Lubrication Point>...
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EPSON Stylus COLOR 880 Revision A Table 6-2. Lubrication Point (continued) Table 6-2. Lubrication Point (continued) Standard Remarks Standard Remarks <Lubrication Point> <Lubrication Point> “SHAFT, PULLEY, DRIVEN” Groove of “ROLLER, PF” See page 148 <Lubricant Type> G-26 <Lubricant Type> G-26 See page 148 <Lubrication Amount>...
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EPSON Stylus COLOR 880 Revision A Table 6-2. Lubrication Point (continued) Table 6-2. Lubrication Point (continued) Standard Remarks Standard Remarks <Lubrication Point> <Lubrication Point> “CARRIAGE ASSEMBLY” “GUIDE PLATE, CR” (the part where Apply grease with the syringe while the carriage slides on.) rotating the “SHAFT,CR,GUIDE”.
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EPSON Stylus COLOR 880 Revision A Never apply oil to the CR guide shaft directly. This may cause fatal damage to the components of the printer. Avoid applying oil excessively to the oil pad. This may BUSHING, 12, LEFT cause fatal damage to the components of the printer.
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EPSON Stylus COLOR 880 Revision A G-26 G-26 ROLLER, PF UNIT Figure 6-9. Lubrication Point No. 13 Figure 6-11. Lubrication Point No. 14-2 PAPER GUIDE, FRONT G-26 G-26 Figure 6-10. Lubrication Point No. 14-1 Figure 6-12. Lubrication Point No. 14-3...
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EPSON Stylus COLOR 880 Revision A G-55 SHAFT, CR, GUIDE G-26 Shaft for FRAME, LEFT Figure 6-15. Lubrication Point No. 16 Figure 6-13. Lubrication Point No. 15-1 G-26 FRAME, ASF; B Figure 6-14. Lubrication Point No. 15-2 Figure 6-16. Lubrication Point No. 17...
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EPSON Stylus COLOR 880 Revision A Hole Indent G-26 HOPPER ASSY; C 270mm (between the screw and indent) G-26 G-26 Figure 6-18. Lubrication Point No. 19 FRAME, ASF; B Figure 6-17. Lubrication Point No. 18 Maintenance Overview...
EPSON Stylus COLOR 880 Revision A 7.1 Connector Summary 7.1.1 Connector Pin Assignment Tables below show connector pin assignments of the C378MAIN. This section gives information on connectors and their pin assignment. Table 7-1. Connector Summary of C378MAIN Connector Function...
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EPSON Stylus COLOR 880 Revision A Table 7-5. Connector CN8 (continued) Table 7-3. Connector CN6 Signal Name Function Signal Name Function +42V power supply for Nozzle Selector Sensor detect signal GND2 Ground Ground GND2 Ground ASFV Sensor power supply (+5V)
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EPSON Stylus COLOR 880 Revision A Table 7-6. Connector CN9 (continued) Table 7-8. Connector CN11 (continued) Signal Name Function Signal Name Function ---- ---- Logic power supply Ground LED2 LED drive signal (2) Thermistor detect signal Ground Color I/C detection signal...
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EPSON Stylus COLOR 880 Revision A Table 7-12. EEPROM Address Map (continued) Table 7-12. EEPROM Address Map (continued) QPIT Factory QPIT Factory Address Explanation Settings Address Explanation Settings Settings Settings Settings Settings Head Actuator Rank ID +30<=n<=+70 (*1) for IwLM...
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EPSON Stylus COLOR 880 Revision A Table 7-12. EEPROM Address Map (continued) QPIT Factory Address Explanation Settings Settings Settings Reserved Market ID 0:STD 2:Custom Reserved Model Name NOTE: *a: BUSY signal delay time from fall-edge of a -STB signal. (Fast:Max, 1MB/s, Slow:Max, 600KB/s) *b: Select IEEE1284 transfer mode.
EPSON Stylus COLOR 880 Revision A 7.3 Exploded Diagrams and Parts List for Stylus COLOR 880 EXPLODED DIAGRAMS For EAI(220V),EUR, S.E.ASIA, OCEANIA,EKL 400 For EAI,EUL(120V),ETT EPSON STYLUS COLOR 880 No.1 Rev.01 10242 Appendix Exploded Diagrams and Parts List for Stylus COLOR 880...
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EPSON Stylus COLOR 880 Revision A EPSON STYLUS COLOR 880 No.2 Rev.01 10242 Appendix Exploded Diagrams and Parts List for Stylus COLOR 880...
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EPSON Stylus COLOR 880 Revision A (501) (506) EPSON STYLUS COLOR 880 No.3 Rev.01 10242 Appendix Exploded Diagrams and Parts List for Stylus COLOR 880...
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EPSON Stylus COLOR 880 Revision A (501) EPSON STYLUS COLOR 880 Rev.01 No.4 10242 Appendix Exploded Diagrams and Parts List for Stylus COLOR 880...
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EPSON Stylus COLOR 880 Revision A EPSON STYLUS COLOR 880 No.5 Rev.01 10242 Appendix Exploded Diagrams and Parts List for Stylus COLOR 880...
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EPSON Stylus COLOR 880 Revision A Table 7-13. Parts List - Stylus COLOR 880 PARTS LIST Ref No. Description "C.B.(O) SCREW,4X5,F/ZG" Table 7-13. Parts List - Stylus COLOR 880 C.B.S. SCREW Ref No. Description "C.B.P-TITE SCREW,3X8,F/ZN" HOUSING "C.B.P-TITE,3X10,F/ZN" "COVER, PRINTER"...
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EPSON Stylus COLOR 880 Revision A Table 7-13. Parts List - Stylus COLOR 880 Table 7-13. Parts List - Stylus COLOR 880 Ref No. Description Ref No. Description ALMINIUM ELECTOROLYTIC CAPACITOR DIODE CAPACITOR NETWORK DIODE CONNECTOR 57RE-40360-830B(D7B) DIODE CN10 CONNECTOR...
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EPSON Stylus COLOR 880 Revision A Table 7-13. Parts List - Stylus COLOR 880 Table 7-13. Parts List - Stylus COLOR 880 Ref No. Description Ref No. Description TRANSISTOR "BUSHING,PARALLELISM ADJUST,RIGHT" "C.B.SCREW,2.6X8,F/ZN" "PAPER GUIDE,REAR" NPN TRANSISTOR "ROLLER ASSY.,PF,ASP" "C.B.SCREW,2.6X8,F/ZN" "TENSION BELT,PUMP TRANSMISSION"...
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EPSON Stylus COLOR 880 Revision A Table 7-13. Parts List - Stylus COLOR 880 Table 7-13. Parts List - Stylus COLOR 880 Ref No. Description Ref No. Description "SHAFT,PAPER GUIDE,UPPER" "BUSHING,PULLEY,DRIVEN" "SHAFT,ROLLER,DRIVEN" "SHAFT,PULLEY,DRIVEN" "ROLLER,DRIVEN;B" "EXTENSION SPRING,0.618" "TORSION SPRING,117.6" "LEVER,PLANET" "CIRCUIT ASSY.,PE;B"...
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EPSON Stylus COLOR 880 Revision A Table 7-13. Parts List - Stylus COLOR 880 Table 7-13. Parts List - Stylus COLOR 880 Ref No. Description Ref No. Description "SCALE,PF" EDGE GUIDE "FFC,ENCODER" CORK "EXTENSION SPRING,1.494" "ROLLER,LD,SUPPORT" "SCALLOP SPRING PIN-AW,2X10,F/B" "COMPRESSION SPRING,3.23"...
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EPSON Stylus COLOR 880 Revision A Table 7-13. Parts List - Stylus COLOR 880 Ref No. Description "HOLDER,SHEET,PAPERFEED" "C.P.S-TITE(P4),3X6,F/ZN" "PAPER GUIDE,LOWER" "POROUS PAD,INK EJECT,LARGE" "TRAY,POROUS PAD" "SPACER,TRAY" "COVER,CARTRIDGE,BK" "COVER,CARTRIDGE,C" "DETECTOR,HP;E" "CLENANER,HEAD,ASP" "POROUS PAD,INK EJECT,SMALL" HEXAGON NUT ASF UNIT Appendix Exploded Diagrams and Parts List for Stylus COLOR 880...
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