Epson Stylus Photo 870 Service Manual
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Epson Stylus Photo 870 Service Manual

Epson Stylus Photo 870 Service Manual

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EPSON Stylus Photo 1270
TM-870/1270

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Summary of Contents for Epson Stylus Photo 870

  • Page 1 Service Manual ® ® EPSON Stylus Photo 870 EPSON Stylus Photo 1270 TM-870/1270...
  • Page 2 ! Consult the dealer or an experienced radio/television technician Trademark Information for help. EPSON, EPSON Stylus, and ESC/P are registered trademarks of SEIKO Warning EPSON CORPORATION. The connection of a non-shielded equipment interface cable to this Epson Connection is a service mark of Epson America, Inc.
  • Page 3 Provides step-by-step procedures for disassembling the product. ! Chapter 5 Adjustments Provides EPSON-approved methods for adjustment. " Repairs on EPSON products should be performed only C A U T I O N ! Chapter 6 Maintenance by an EPSON-certified repair technician.

  • Page 4: Table Of Contents

    Power Supply Board................14 Removing the Disengage Assembly ............50 C304MAIN Board ..................15 Removing the ASF Assembly ..............53 ASF Disassembly (EPSON Stylus Photo 870)........54 Printer Initialization ..................22 Power On Initialization................22 ASF Disassembly (EPSON Stylus Photo 1270)........58 Operator Initialization ................
  • Page 5 Using the Control Panel to Clean the Printhead........86 C304PNL CIRCUIT Board ..............119 Using the Head Cleaning Utility............... 86 EPSON Stylus Photo 870 Parts List............119 Replacing an Ink Cartridge ................86 Removing and Installing New Ink Cartridges .......... 87 Exploded Diagrams for Stylus Photo 870...........

  • Page 6: Product Basics

    C H A P T E R PRODUCT BASICS...

  • Page 7: Features

    Figure 1-1. EPSON Stylus Photo 870 and 1270 Ink Out (Color) LED Paper Out LED The EPSON Stylus Photo 870 and Stylus Photo 1270 are designed for Power LED both home use and office use. As the enhanced models of Stylus Photo 750 and Stylus Photo 1200, they offer greater performance in both print speed and quality.

  • Page 8: Led Indicators

    EPSON Stylus Photo 870/1270 Chapter 1 Product Basics 1.2.1 LED Indicators 1.2.3 Button Functions at Power On During normal operation, the printer’s LEDs indicate the following: You can access certain functions by holding down one of the buttons listed below while pressing the Power button. These functions are not ! Power intended for users.

  • Page 9: Printer Initialization

    EPSON Stylus Photo 870/1270 Chapter 1 Product Basics Table 1-4. Special Settings Mode Functions Button Function Load/Eject Resets the following: • Interface selection (04H) • Power-off timer (6CH, 6DH) Cleaning Resets the waste ink counter: (Hold for 10 seconds) • Ink counter A0 (50H, 5DH) •...

  • Page 10: Technical Overview

    C H A P T E R TECHNICAL OVERVIEW...

  • Page 11: Overview

    EPSON Stylus Photo 870/1270 Chapter 2 Technical Overview 2.1 Overview The basic structure of the printer mechanism is similar to the EPSON Stylus COLOR 400/600/440/640/740, except that the EPSON Stylus Photo 870/1270 use a Pump/ASF motor. This motor drives only the...

  • Page 12: Printhead Operation

    Ink stored in the cavity then spurts out from nozzles, as shown in Figure 2-3. The carriage mechanism for the EPSON Stylus Photo 870/1270 is similar to other ink jet printers, except it is driven by a DC motor. The table below lists the carriage motor specifications.

  • Page 13: Platen Gap (Pg) Adjustment Mechanism

    EPSON Stylus Photo 870/1270 Chapter 2 Technical Overview Table 2-2. Carriage Motor Specifications Moving the platen gap lever rotates the mounting pins on the end of the carriage guide shaft, which are decentralized to make the shaft Specification Description move up or down. The user can move the lever to adjust the platen Inductance 30.8 mH +/- 25%...
  • Page 14 EPSON Stylus Photo 870/1270 Chapter 2 Technical Overview Figure 2-5 shows the paper feeding mechanism block diagram. bottom margin). The gears are shifted by 5× from the top of the eject roller toward the platen. This causes the trailing edge of the paper to feed lower, flat against the platen, as shown below.

  • Page 15: Carriage Lock Mechanism

    EPSON Stylus Photo 870/1270 Chapter 2 Technical Overview 2.3.3 Carriage Lock Mechanism The printer locks the carriage in place in the following conditions: ! After power-off If the carriage is left uncapped for a long time, ink on the printhead’s If the printer’s power is turned off in the middle of printing or any...
  • Page 16 Combination gear (14, 28) Spur gear (32) in ASF Like the EPSON Stylus COLOR printers, the ASF is designed to prevent more than one sheet of paper from loading at a time. Before loading, a paper return lever in the mechanism pushes fallen paper back onto the hopper.

  • Page 17: Pump Mechanism

    EPSON Stylus Photo 870/1270 Chapter 2 Technical Overview 3. When the paper is transported to the paper feed roller, the LD 3. With the rotation described in step 2, the planetary gear set in the roller stops where it loses friction, as shown in “Paper loading” in disengage mechanism moves to the combination gear (17.19,...

  • Page 18: Capping Mechanism

    EPSON Stylus Photo 870/1270 Chapter 2 Technical Overview Figure 2-11 shows the operation of the pump mechanism. The EPSON Stylus Photo 870/1270 includes a newly designed, valveless capping mechanism. Figure 2-12 shows the difference in its design from previous models.

  • Page 19: Electrical Circuits

    Chapter 2 Technical Overview 2.4 Electrical Circuits 2.4.1 Power Supply Board The C298PSB/PSE power supply board is used in both the EPSON The electrical circuits of the EPSON Stylus Photo 870/1270 are Stylus Photo 870 and EPSON Stylus Photo 1270.

  • Page 20: C304Main Board

    EPSON Stylus Photo 870/1270 Chapter 2 Technical Overview 2.4.2 C304MAIN Board Figure 2-14 shows the block diagram of the C298PSB/PSE board. The logic circuit of the C304MAIN board is composed of the following: P S C S i g n a l...
  • Page 21 EPSON Stylus Photo 870/1270 Chapter 2 Technical Overview Figure 2-15 shows the C304MAIN board block diagram. Table 2-9 lists the functions of the most important chips on the main board. C R E n c o d e r s e n s e r Table 2-9.
  • Page 22 EPSON Stylus Photo 870/1270 Chapter 2 Technical Overview Print data is converted to serial data by the ASIC (E05B70**) and then 2.4.2.2 Reset Circuits sent to the nozzle selector IC on the head board. Based on the serial Reset circuits are attached on the C304MAIN board to monitor two data, the nozzle selector IC determines which nozzles to actuate.
  • Page 23 2.4.2.3.1 Home Position Detection (Capping Position Detection) The printer does not use a home position sensor to detect the carriage The EPSON Stylus Photo 870/1270 are equipped with a DC carriage position. Instead, it performs the following sequence: motor. A slave CPU is mounted on the C304MAIN board to control the printer’s DC motors.
  • Page 24 R 1 3 9 4 . 9 9 B K C P U The EPSON Stylus Photo 870/1270 are equipped with a DC paper feed P 2 5 motor. A slave CPU is mounted on the C304MAIN board to control the printer’s DC motors.
  • Page 25 EPSON Stylus Photo 870/1270 Chapter 2 Technical Overview 2.4.2.5 EEPROM Control Circuit Rotational direction of the paper feed motor is determined by the phase between the output waveforms of Phase A and Phase B. Figure Since the EEPROM is nonvolatile memory, it stores information even 2-21 shows the different phases used for each direction.
  • Page 26 The function and detection method of each sensor is described below. ! Ink cartridge detection sensor (for black and color ink cartridges) The EPSON Stylus Photo 870/1270 includes the following sensors to detect printer status: The I/C detection sensor (included in the carriage unit) determines whether a black or color ink cartridge is installed.

  • Page 27: Printer Initialization

    ! Clears the print buffer ! Sets the default values 2.5 Printer Initialization The EPSON Stylus Photo 870/1270 printers use three different initialization methods. 2.5.1 Power On Initialization The printer is initialized when it is turned on or recognizes the cold- reset command (remote RS command).

  • Page 28: Troubleshooting

    C H A P T E R TROUBLESHOOTING...

  • Page 29: Overview

    Follow the instructions in this chapter to solve typical printer problems. Go to one of these sections: The EPSON Stylus Photo 870/1270 can indicate the status and error conditions listed in Table 3-1 using its control panel lights. ”Troubleshooting Using Control Panel Lights”...
  • Page 30 EPSON Stylus Photo 870/1270 Chapter 3 Troubleshooting After identifying the type of error indicated by the control panel lights, Table 3-1. Error Conditions and Possible Causes see the following table for a list of possible causes. Then follow the Error condition Possible causes links in the table for detailed troubleshooting procedures.

  • Page 31: Remedies For Paper Out Errors

    EPSON Stylus Photo 870/1270 Chapter 3 Troubleshooting 3.2.1 Remedies for Paper Out Errors Check here for error solutions to the following problems: ! Paper placed in the auto sheet feeder doesn’t feed fully ! Paper feeds too far NOTE: Check the symptoms described under “Problem”; if one of them pertains to your printer, try the action described under “Solution.” If you have a different problem, proceed to the next step.

  • Page 32: Remedies For Paper Jam Errors

    EPSON Stylus Photo 870/1270 Chapter 3 Troubleshooting Table 3-2. Remedies for Paper Out Error (continued) Step Problem Solution Same problems as described above, if nothing Hand-rotate the shaft in the ASF in the paper feed direction and check if the hopper springs back every time you rotate else works.

  • Page 33: Remedies For Low Ink Or Ink Out Errors

    EPSON Stylus Photo 870/1270 Chapter 3 Troubleshooting 3.2.3 Remedies for Low Ink or Ink Out Errors 3.2.4 Remedy for a Maintenance Error Check for problems in the order listed in Table 3-5 when the black or When the printer displays a maintenance error, the waste ink pads are color Ink Out lights flash or come on, even if you’ve already replaced...
  • Page 34 EPSON Stylus Photo 870/1270 Chapter 3 Troubleshooting Table 3-6. Remedies for Fatal Errors Step Problem Solution When you turn on the printer, the carriage Check the carriage encoder sensor board visually. Carriage encoder sensor leaves home position and strikes the right or Make sure the carriage encoder sensor board is securely mounted left frame;...
  • Page 35 EPSON Stylus Photo 870/1270 Chapter 3 Troubleshooting Table 3-6. Remedies for Fatal Errors (continued) Step Problem Solution When you turn on the printer, the carriage and While rotating the paper feed roller by hand, check for the correct paper feed motor move a little, then the control waveform at pins 2 and 4 of the paper feed encoder sensor cable panel displays a fatal error.
  • Page 36 EPSON Stylus Photo 870/1270 Chapter 3 Troubleshooting Table 3-6. Remedies for Fatal Errors (continued) Step Problem Solution When you turn on the printer, the ASF hopper Measure the coil resistance using a meter, as shown below. S t e p 1 does not sound as if it is moving and the control Ω...

  • Page 37: Checking For Power Supply Problems

    EPSON Stylus Photo 870/1270 Chapter 3 Troubleshooting 3.3 Checking for Power Supply Problems Table 3-7. Isolating Problems on the Power Supply Board (continued) Check for problems in the order listed in Table 3-8 if the printer does Step Problem Solution...
  • Page 38 EPSON Stylus Photo 870/1270 Chapter 3 Troubleshooting Table 3-7. Isolating Problems on the Power Table 3-7. Isolating Problems on the Power Supply Board (continued) Supply Board (continued) Step Problem Solution Step Problem Solution Is the main Check the electrical continuity of the main switching...

  • Page 39: Checking Motors And Sensors

    EPSON Stylus Photo 870/1270 Chapter 3 Troubleshooting 3.4 Checking Motors and Sensors 3.5 Troubleshooting Print Quality Problems If you notice that print quality declines, it is usually because: Table 3-8. Motor Resistance Measurement Procedures ! The printhead nozzles are clogged.
  • Page 40 Repeat printhead cleaning 7 or 8 times. Unlike the previous products, the EPSON Stylus Photo 870/1270 is not equipped with CL3 (dummy cleaning). You can repeat cleaning every time you press the Cleaning button without running a self-test or printing anything.
  • Page 41 EPSON Stylus Photo 870/1270 Chapter 3 Troubleshooting Table 3-10. If Cleaning Does Not Improve Print Quality (continued) Step Action Instructions • Check the following:. Make sure the ink tube is not disconnected from the cap assembly. • The ink tube should be securely inserted into the cap assembly.
  • Page 42 EPSON Stylus Photo 870/1270 Chapter 3 Troubleshooting Table 3-10. If Cleaning Does Not Improve Print Quality (continued) Step Action Instructions Check if a head driver transistor is defective. Power transistors Q3 and Q4 on the main board output the common voltage used to drive the printhead.

  • Page 43: Disassembly And Assembly

    C H A P T E R DISASSEMBLY AND ASSEMBLY...

  • Page 44: Overview

    Wear protective goggles to protect your eyes from ink and flying parts. If ink gets in your eyes, flush them with fresh The table below lists the screws used in the EPSON Stylus Photo 870/ water and see a doctor immediately.

  • Page 45: Disassembly Procedures

    EPSON Stylus Photo 870/1270 Chapter 4 Disassembly and Assembly 4.2.2 Removing the Control Panel Table 4-3. Screw Characteristics Screw number Illustration Name Size Preparation: × ! Remove the upper case (see the previous section). +Bind, S-tight, Sems 1. If necessary (to access the control panel screws in the next step),...

  • Page 46: Removing The Circuit Boards

    40) mechanism, then remove the circuit board assembly completely. 2. Remove the seven (EPSON Stylus Photo 870) or eight (EPSON 5. To remove the main board from the assembly, remove the 12 Stylus Photo 1270) No.1 screws securing the circuit board shield screws shown in Figure 4-5 (five screws on the back and seven on plate to the printer, as shown below.
  • Page 47 EPSON Stylus Photo 870/1270 Chapter 4 Disassembly and Assembly R E A S S E M B L Y When reassembling, be sure to connect the printhead Power supply board No1. screws Main board ribbon cables as shown below: Front of printer...

  • Page 48: Removing The Printhead

    EPSON Stylus Photo 870/1270 Chapter 4 Disassembly and Assembly 8. Remove the torsion spring from the left side of the carriage, as R E A S S E M B L Y shown below. Place each cable in the correct cable clip (left or right), as shown below: Table 4-4.
  • Page 49 EPSON Stylus Photo 870/1270 Chapter 4 Disassembly and Assembly Screw securing the printhead " Be sure the grounding plate is installed on the carriage R E A S S E M B L Y correctly. It has two positioning pins on the carriage, as shown in Figure 4-10.

  • Page 50: Removing The Waste Ink Tray

    EPSON Stylus Photo 870/1270 Chapter 4 Disassembly and Assembly 4.2.5 Removing the Waste Ink Tray 1. Remove the upper case (see ”Removing the Upper Case” page 40) 2. Remove the three No.1 screws securing the front panel to the Center hole printer, as shown below.

  • Page 51: Removing The Cap And Pump Assembly

    EPSON Stylus Photo 870/1270 Chapter 4 Disassembly and Assembly 9. Remove the waste ink tray by pulling it out the bottom of the printer. NOTE: You may need to release the locking tab on the right side of the printer while removing the tray. Detach the control panel’s ribbon cable where it adheres to the...
  • Page 52 EPSON Stylus Photo 870/1270 Chapter 4 Disassembly and Assembly No.1 screws securing the pump assembly Right sub frame No.1 screws No.1 screw securing Figure 4-16. Removing the Right Sub Frame the cap assembly 4. Tilt the printer back so you can see the bottom of it, as shown Figure 4-18.
  • Page 53 EPSON Stylus Photo 870/1270 Chapter 4 Disassembly and Assembly Ink absorption pad " Do not touch the rubber seal on the cap assembly. C A U T I O N ° " When replacing the printhead cleaner blade in the pump...

  • Page 54: Removing The Cap Assembly

    EPSON Stylus Photo 870/1270 Chapter 4 Disassembly and Assembly 3. Release the hook, shown below, securing the cap assembly to the inner frame. Hook Pump unit Marking line +/- 2 mm Figure 4-22. Unhooking the Cap Assembly Figure 4-21. Positioning the Ink Tube 4.

  • Page 55: Removing The Disengage Assembly

    EPSON Stylus Photo 870/1270 Chapter 4 Disassembly and Assembly Pulley tensioning A D J U S T M E N T After you replace the carriage motor, you need to perform Timing belt R E Q U I R E D mechanism a bidirectional adjustment.
  • Page 56 EPSON Stylus Photo 870/1270 Chapter 4 Disassembly and Assembly 3. Remove the tension spring shown below. Then loosen the screw 7. Push down the black plastic hook underneath the locking pin as shown. (above the ASF motor), as shown below. Slide the locking pin right until it touches the right frame.
  • Page 57 EPSON Stylus Photo 870/1270 Chapter 4 Disassembly and Assembly 4.2.9.1 Removing the ASF/Pump Motor Combination gear 12, 22.4 If you need to remove the ASF/Pump motor from the DE assembly, first remove the DE assembly as described in the previous section, Combination gear 17.19, 25.6...

  • Page 58: Removing The Asf Assembly

    EPSON Stylus Photo 870/1270 Chapter 4 Disassembly and Assembly 4.2.10 Removing the ASF Assembly ASF assembly (left side, ASF assembly (right viewed from back) side, viewed from back) 1. Remove the following: " Upper case as described in ”Removing the Upper Case”...

  • Page 59: Asf Disassembly (Epson Stylus Photo 870)

    EPSON Stylus Photo 870/1270 Chapter 4 Disassembly and Assembly 4.2.11 ASF Disassembly (EPSON Stylus Photo 870) Hole in the NOTE: These steps are for the EPSON Stylus Photo 870 only. middle frame Gear 32 For the EPSON Stylus Photo 1270, see ”ASF...
  • Page 60 EPSON Stylus Photo 870/1270 Chapter 4 Disassembly and Assembly ASF hopper assembly Spacer Figure 4-38. Removing the Spacer 6. Push the drive shaft to the left to expose the locking tab on the sensor wheel. Gently pry the locking tab up and slide the wheel off the shaft.
  • Page 61 Gear 32 Paper loading roller assembly Drive shaft Figure 4-42. Disassembling the ASF (EPSON Stylus Photo 870) C A U T I O N Don’t smear grease from the hopper release cams onto any other parts. If this happens, wipe off the grease...
  • Page 62 EPSON Stylus Photo 870/1270 Chapter 4 Disassembly and Assembly " Make sure you install the right hopper release cam in the R E A S S E M B L Y Paper loading roller assembly correction direction, as shown in Figure 4-42.

  • Page 63: Asf Disassembly (Epson Stylus Photo 1270)

    Figure 4-48. Removing the Sensor Wheel Photo 1270) 6. Slide the drive shaft all the way to the right. Then remove the E- NOTE: These steps are for the EPSON Stylus Photo 1270 only. For the EPSON Stylus Photo 870, see ”ASF Disassembly clip located between the right loading roller and the right side of (EPSON Stylus Photo 870)”...

  • Page 64: Removing The Paper Loading Rollers

    EPSON Stylus Photo 870/1270 Chapter 4 Disassembly and Assembly 4.2.13 Removing the Paper Loading Rollers 9. Free the hopper latch on the right side of the hopper assembly by passing it inward through the hole in the side of the ASF frame. (It 1.

  • Page 65: Removing The Carriage Assembly

    EPSON Stylus Photo 870/1270 Chapter 4 Disassembly and Assembly 4.2.14 Removing the Carriage Assembly Pulley tensioning mechanism Remove the following: Compression spring 23.52 " Upper case as described in”Removing the Upper Case” page 40 " Timing belt as described in step 1 to in step 3 in ”Removing...
  • Page 66 EPSON Stylus Photo 870/1270 Chapter 4 Disassembly and Assembly 9. Remove the No.7 screw securing the right parallelism adjustment PG lever bushing (shown in Figure 4-56). Lift up the top of the right parallelism adjustment bushing and rotate it forward to align the...

  • Page 67: Removing The Paper Feed And Paper Eject Rollers

    4.2.15 Removing the Paper Feed and Paper Figure 4-59. Removing the Carriage Guide Plate Screws Eject Rollers 3. Remove the springs and upper paper guides (six on the EPSON 1. Remove the following: Stylus Photo 870 and nine on the EPSON Stylus Photo 1270).
  • Page 68 Back view Front view Figure 4-60. Removing the Springs and Upper Paper Guides 4. On the EPSON Stylus Photo 870, use a small screwdriver to release the hook securing the small left paper guide to the frame, Three screws securing...
  • Page 69 EPSON Stylus Photo 870/1270 Chapter 4 Disassembly and Assembly 11. Release the white plastic locking tab on the left bushing of the paper feed roller and rotate the bushing to align it with the cutouts in the printer frame, as shown below.

  • Page 70: Removing The Paper Feed Motor

    EPSON Stylus Photo 870/1270 Chapter 4 Disassembly and Assembly Do not bend or damage the paper feed encoder wheel. C A U T I O N Clip Do not scratch the paper feed roller, and avoid touching 4.1 x 0.5 x 4.5 it with your bare hands.

  • Page 71: Removing The Paper End Sensor

    EPSON Stylus Photo 870/1270 Chapter 4 Disassembly and Assembly 4.2.17 Removing the Paper End Sensor 4. Push in on the two locking tabs securing the paper end sensor to the printer frame, as shown below. Then slide the paper end 1.
  • Page 72 EPSON Stylus Photo 870/1270 Chapter 4 Disassembly and Assembly Use the following tools: Do not position the wheel face up Table 4-5. Required Tools Position the wheel Side view Tool type Purpose Required tool face down Encoder wheel Attaching the encoder...
  • Page 73 EPSON Stylus Photo 870/1270 Chapter 4 Disassembly and Assembly 4.2.18.2 Attaching the Encoder Wheel to Gear 76 Do not touch the inside of the central hole on the C A U T I O N 1. Peel the protection tape off the encoder wheel.
  • Page 74 C H A P T E R C H A P T E R ADJUSTMENTS...

  • Page 75: Adjustments

    Chapter 5 Adjustments 5.1 Overview 5.2 Mechanical Adjustments After you remove or replace parts in the Stylus Photo 870/1270, you To perform the Parallelism Adjustment, you need a 1.14 mm thickness need to make certain adjustments, as described below. When making gauge.
  • Page 76 EPSON Stylus Photo 870/1270 Chapter 5 Adjustments 3. Remove the screws fixing the position of the right and left 5. Move the paper thickness lever to the rear (+) position, and then parallelism adjustment bushings, and then set the bushings to the slide the carriage over the thickness gauge.

  • Page 77: Paper Feed Motor Backlash Adjustment

    EPSON Stylus Photo 870/1270 Chapter 5 Adjustments 5.2.2 Paper Feed Motor Backlash Adjustment 2. Loosen the screw shown below by one-half turn. This adjustment sets the correct backlash (spacing) between the paper feed motor and paper feed roller gear; it ensures proper paper feeding and print accuracy.

  • Page 78: Using The Adjustment Program

    Device Manager Ports and delete ECP Printer Port. Then reboot your system.) ! Make sure EPSON Status Monitor is turned off, if the printer driver 0.0 - 0.1 mm is installed. (Close the printer icon on the task bar before starting the program.)

  • Page 79: Market Destination Check

    EPSON Stylus Photo 870/1270 Chapter 5 Adjustments 2. Select the model name and click OK. You see the screen below. 5.3.3 Market Destination Check The printer may not communicate properly with the computer to which it’s connected if the destination setting is incorrect. This function lets you check that the correct destination is stored in the printer’s EEPROM.

  • Page 80: Head Voltage Id Input

    EPSON Stylus Photo 870/1270 Chapter 5 Adjustments 5.3.4 Head Voltage ID Input 5.3.4.2 Checking the Current Printhead ID 1. From the main menu, click the Adjustment tab and select Head This function lets you write the printhead ID to the EEPROM on the voltage ID input.

  • Page 81: Head Angular Adjustment

    EPSON Stylus Photo 870/1270 Chapter 5 Adjustments 5.3.5 Head Angular Adjustment 3. Click OK to read the head ID from the EEPROM. The head ID appears. This adjustment aligns the black and color printheads. When making the adjustment, you print out a test pattern to check the alignment;...

  • Page 82: Bi-Directional Adjustment

    EPSON Stylus Photo 870/1270 Chapter 5 Adjustments 2. Select Print the head angular adjustment pattern and click OK. 7. Tighten the 3 printhead screws. The following test pattern prints: 8. Select Print the head angular adjustment pattern and click OK to print another test pattern.
  • Page 83 EPSON Stylus Photo 870/1270 Chapter 5 Adjustments 1. From the main menu, click the Adjustment tab and select Bi- MS Color Directional adjustment. You see the screen below: data = 1 data = 3 data = 5 6pl Color data = -2...

  • Page 84: Usb Id Check/Input

    EPSON Stylus Photo 870/1270 Chapter 5 Adjustments 5.3.7 USB ID Check/Input 5. Select the mode that corresponds to the value you need to adjust and click OK. You see the following screen. The printer’s USB ID is stored in the EEPROM on the main board. It’s unique to each printer and lets the printer communicate via USB with the computer to which it’s connected.
  • Page 85 EPSON Stylus Photo 870/1270 Chapter 5 Adjustments The USB ID is displayed here. Figure 5-26. USB ID Display Window Figure 5-25. USB ID Input Window If you need to check that the USB port is working properly 3. Type in the serial number marked on the identification plate on the (Windows 98 only), select Confirmation of USB port function and back of the printer, and click OK.

  • Page 86: Head Cleaning

    EPSON Stylus Photo 870/1270 Chapter 5 Adjustments 5.3.8 Head Cleaning 5.3.9 Initial Ink Charge Head cleaning is more powerful than the cleaning performed by The initial ink charge fills the ink cavities in a new printhead with ink, pressing the cleaning button. Use this cleaning method if you notice and must be performed whenever you replace the printhead.

  • Page 87: Protection Counter Check

    EPSON Stylus Photo 870/1270 Chapter 5 Adjustments NOTE: When using full-size cartridges, the initial ink charge 2. Select Check the present counter values and click OK. You see consumes the following ink amounts: the screen below. Stylus Photo 870 Black: approximately 1/10 cartridge...

  • Page 88: Csic Information (Remaining Ink Check)

    EPSON Stylus Photo 870/1270 Chapter 5 Adjustments 1. Select Clear the present counter value and click OK. 2. Select Black I/C or Color I/C, and then select the type of information you want to display: I/C unique information or I/C usage information.
  • Page 89 C H A P T E R MAINTENANCE...

  • Page 90: Overview

    EPSON Stylus Photo 870/1270 Chapter 6 Maintenance 6.1 Overview 6.2 Replacing the Battery This section describes how to solve printer problems using routine C A U T I O N A lithium battery is installed on the main board of this maintenance procedures.

  • Page 91: Using The Control Panel To Clean The Printhead

    Control Panel to Clean the Printhead” on page 86 for instructions. The nozzle check pattern prints. You can repeat these steps as many times as necessary. (The EPSON Using the Always performs CL2, the strongest cleaning cycle. adjustment program ”Head Cleaning”...

  • Page 92: Removing And Installing New Ink Cartridges

    EPSON Stylus Photo 870/1270 Chapter 6 Maintenance 6.4.2 Replacing an Outdated Ink Cartridge Follow the steps in these sections to replace the ink cartridges: ! If an ink out light is flashing or on, follow the instructions in When an installed ink cartridge is more than six months old, you may ”Removing and Installing New Ink Cartridges”...

  • Page 93: Bi-Directional Alignment

    Once the amount of waste ink reaches its limit, the printer reports a maintenance error and the waste ink pads should be replaced. The EPSON Stylus Photo 870/1270 does not need to be lubricated on a regular basis. However, you should apply lubricants if: During servicing, check the waste ink counter using the adjustment program.
  • Page 94 EPSON Stylus Photo 870/1270 Chapter 6 Maintenance Use only the following EPSON-approved lubricants. They have been Table 6-3. Lubrication Points carefully selected for optimal compatibility with this printer. Procedure Remarks Table 6-2. Specified Lubricants Lubrication point: Figure 6-1 Type Name...
  • Page 95 EPSON Stylus Photo 870/1270 Chapter 6 Maintenance Table 6-3. Lubrication Points (continued) Table 6-3. Lubrication Points (continued) Procedure Remarks Procedure Remarks Lubrication point: Figure 6-7 Lubrication point: Figure 6-10 Inside of “COMBINATION GEAR, 12, 22.4” Contact areas between “PAPER GUIDE, REAR” and “ROLLER, PF.”...
  • Page 96 EPSON Stylus Photo 870/1270 Chapter 6 Maintenance Table 6-3. Lubrication Points (continued) HOLDER, PULLEY, DRIVEN G-26 Procedure Remarks Lubrication point: Figure 6-15 Inside of the right hole of “FRAME, ASF; B” Lubricant type: G-26 Lubrication amount: 1 mm Evenly apply grease to the inside of the hole using a brush.
  • Page 97 EPSON Stylus Photo 870/1270 Chapter 6 Maintenance BUSHING, 12, LEFT FELT, D3.6 COMBINATION GEAR, 12, 22.4 G-26 O-12 O-12 COMBINATION GEAR, 14, 28 O-12 Figure 6-4. Lubrication Point No. 3 POLE C G-26 BUSHING, 6 G-26 Figure 6-7. Lubrication Point No. 7, 8, 9, and 10 Figure 6-5.
  • Page 98 EPSON Stylus Photo 870/1270 Chapter 6 Maintenance PAPER GUIDE, FRONT ROLLER, EJECT & GROUND SPRING, EJECT G-26 G-26 Figure 6-12. Lubrication Point No. 14-2 Figure 6-9. Lubrication Point No. 12 PAPER GUIDE, FRONT G-26 G-26 ROLLER, PF UNIT Figure 6-10. Lubrication Point No. 13 Figure 6-13.
  • Page 99 EPSON Stylus Photo 870/1270 Chapter 6 Maintenance Screw G-26 G-26 FRAME, ASF; B apply between these two points (270 mm) Figure 6-15. Lubrication Point No. 17 Figure 6-17. Lubrication Point No. 19 HOPPER ASSY; C G-26 G-26 FRAME, ASF; B...

  • Page 100: Appendix

    C H A P T E R APPENDIX...

  • Page 101: Specifications

    (Multilingual) Refer to the following sections for detailed specifications. For an overview of the printer’s main features, see Chapter 1. ! Typefaces: Bit map LQ font: EPSON Courier 10 CPI ! Feed method: Friction feed with ASF 6.9.1 Printing ! Paper path:...

  • Page 102: Environmental

    EPSON Stylus Photo 870/1270 Chapter 7 Appendix ! Power consumption: Resistance to shock Approximately 18 W (ISO10561 Letter Pattern) ! Operating: 1G, within 1 ms Approximately 3.5 W in standby mode ! Non-operating: 2G, within 2 ms (with shipping container)

  • Page 103: Ce Marking (220 To 240 V Model)

    [609 (W) x 311 (D) x 175 mm (H)] Weight Printing: 24 (W) x 30. (D) x 16.3 inches (H) 17 to 24 Ib (64 to 90 g/m (609 (W) x 766 (D) x 414 mm (H)] Quality Plain paper, bond paper, EPSON special ink jet papers...
  • Page 104 × × 10 x 8 inch card: 10.0 8.0 inches (254 203 mm) film only] Thickness For the EPSON Stylus COLOR 1270 only (glossy film only): Less than 0.0091 inch (0.23 mm) × 17 inches (279 × 432 mm) Quality ×...

  • Page 105: Printable Area Specifications

    × × 11.7 inches (210 297 mm)Quality Paper width EPSON special ink jet paper 6.9.9.8 Matte Paper–Heavyweight Size For the EPSON Stylus Photo 870/1270: × × Letter 11.0 inches (216 279 mm) For the EPSON Stylus COLOR 1270 only: ×...
  • Page 106 (3 mm) (9 mm) (3 mm) 0.12 inch (3 mm) (*2) 1* For the EPSON Stylus COLOR 1270 only. 2* The minimum bottom margin is reduced to 0.12 inch (3 mm) when the Maximum 0.12 inch 0.12 inch 0.12 inch 0.54 inch (14 mm) or...

  • Page 107: Ink Cartridge Specifications

    EPSON exclusive ink cartridge " Ink freezes at temperatures below –18 F (–4 C). The ink Part number: T008201 (Stylus Photo 870) thaws and is usable after approximately three hours at T009201 (Stylus Photo 1270) F (25 Color 6.9.12 Black Ink Cartridge...

  • Page 108: Interfaces

    42.9 (W) x 52.7 (D) x 38.5 mm (H) BUSY ready busy 6.9.14 Interfaces /ACKNLG The EPSON Stylus Photo 870/1270 each come equipped with a USB interface and a bidirectional parallel interface. nbusy reply 6.9.14.1 Parallel Interface (Forward Channel) Figure 6-21. Data Transmission Timing...
  • Page 109 EPSON Stylus Photo 870/1270 Chapter 7 Appendix Table 6-10 shows the TTL compatible signal level. Table 6-8. Data Transmission Timing Parameter Minimum Maximum Table 6-10. Signal Level: TTL Compatible (IEEE-1284 level 1 device) tsetup 500ns — thold 500ns — Parameter...
  • Page 110 EPSON Stylus Photo 870/1270 Chapter 7 Appendix Table 6-11. Pin Assignment and Signals (Forward Channel) Table 6-11. Pin Assignment and Signals (Forward Channel) Return Return Signal In/Out* Description Signal In/Out* Description GND pin GND pin DATA0 The DATA0 through DATA7 signals Chassis —...
  • Page 111 EPSON Stylus Photo 870/1270 Chapter 7 Appendix Stylus COLOR 1270) Table 6-12. Pin Assignments and Signals (Reverse Channel) MFG:EPSON; Return CMD: ESCPL2, BDC, D4; Signal In/Out Description GND pin MDL: Stylus[SP]COLOR[SP]870/ 1270; HostClk Host clock signal CLS:PRINTER; DATA0 The DATA0 through DATA7 signals...

  • Page 112: Prevention Of Data Transfer Time-Out

    Maximum 6.5 feet (2 meters) interface do not use this function. recommended 6.9.16 Automatic Interface Selection Table 6-13. Pin Assignments and Signals (USB Connector) The EPSON Stylus Photo 870/1270 each have two built-in interfaces: Pin no. Signal In/Out Description USB and parallel.

  • Page 113: Ieee1284.4 Protocol

    EPSON Stylus Photo 870/1270 Chapter 7 Appendix ! Interface State and Interface Selection 6.10 Connector Summary When the USB interface is selected, the parallel interface goes The printers main internal connections are shown below: into the BUSY state. When the printer is initialized or returns to idle state, the parallel interface goes into READY state.

  • Page 114: Connector Pin Assignments

    EPSON Stylus Photo 870/1270 Chapter 7 Appendix 6.10.1 Connector Pin Assignments Table 6-16. Connector CN6 The tables below list the pin assignments for connectors on the C298MAIN board. Signal In/Out Function Sensor detect signal Table 6-14. C298MAIN Board Connector Summary —...
  • Page 115 EPSON Stylus Photo 870/1270 Chapter 7 Appendix Table 6-18. Connector CN8 (continued) Table 6-19. Connector CN9 (continued) Signal In/Out Function Signal In/Out Function — Ground Waveform selection signal for MS shot and variable shot SP signal — Ground Head data —...

  • Page 116: Eeprom Address Map

    EPSON Stylus Photo 870/1270 Chapter 7 Appendix Table 6-21. Connector CN11 Table 6-23. Connector CN13 Signal In/Out Function Signal In/Out Function Panel switch on/off (2) Phase drive signal (A) Panel switch on/off (0) Phase drive signal (B) Power on/off switch Panel switch input (1) Table 6-24.
  • Page 117 EPSON Stylus Photo 870/1270 Chapter 7 Appendix Table 6-25. EEPROM Address Map (continued) Table 6-25. EEPROM Address Map (continued) Address Explanation Settings QPIT Factory Address Explanation Settings QPIT Factory Settings Settings Settings Settings IEEE1284.4 for parallel 0: Auto 1: On...
  • Page 118 EPSON Stylus Photo 870/1270 Chapter 7 Appendix Table 6-25. EEPROM Address Map (continued) Table 6-25. EEPROM Address Map (continued) Address Explanation Settings QPIT Factory Address Explanation Settings QPIT Factory Settings Settings Settings Settings PF measurement data — Ink flag 1...
  • Page 119 EPSON Stylus Photo 870/1270 Chapter 7 Appendix Table 6-25. EEPROM Address Map (continued) Table 6-25. EEPROM Address Map (continued) Address Explanation Settings QPIT Factory Address Explanation Settings QPIT Factory Settings Settings Settings Settings Ink counter Cc — CL timer —...
  • Page 120 EPSON Stylus Photo 870/1270 Chapter 7 Appendix Table 6-25. EEPROM Address Map (continued) Table 6-25. EEPROM Address Map (continued) Address Explanation Settings QPIT Factory Address Explanation Settings QPIT Factory Settings Settings Settings Settings Password — — Head actuator rank ID +30<=n<=+70...
  • Page 121 EPSON Stylus Photo 870/1270 Chapter 7 Appendix Table 6-25. EEPROM Address Map (continued) Address Explanation Settings QPIT Factory Settings Settings Market ID 0:STD 2:Custom Reserved — — E2H to Model Name — — NOTE: *1 BUSY signal delay time from fall-edge of an /STB...

  • Page 122: Circuit Board Component Layout

    EPSON Stylus Photo 870/1270 Chapter 7 Appendix 6.12 Circuit Board Component Layout 6.12.1 C304MAIN CONTROL CIRCUIT BOARD Component Side Soldered Side Figure 6-24. Component Layout—C304MAIN...

  • Page 123: C298Psb/Pse Circuit Board

    EPSON Stylus Photo 870/1270 Chapter 7 Appendix 6.12.2 C298PSB/PSE CIRCUIT Board Figure 6-26. Component Layout—C298PSE Figure 6-25. Component Layout—C298PSB...

  • Page 124: C304Pnl Circuit Board

    EPSON Stylus Photo 870/1270 Chapter 7 Appendix 6.12.3 C304PNL CIRCUIT Board Table 6-26. Parts List—Stylus Photo 870 (continued) Part Ref. No. Description Number 1030609 COVER,SHIELD PLATE,M/B,RIGHT 1049929 COVER,PRINTER,SUPPORT 1030608 COVER,CABLE 1037313 COVER,INLET,UPPER;B 1037314 COVER,INLET,LOWER;B 1048900 SHIELD PLATE,M/B 1051196 LOGO PLATE;B...
  • Page 125 EPSON Stylus Photo 870/1270 Chapter 7 Appendix Table 6-26. Parts List—Stylus Photo 870 (continued) Table 6-26. Parts List—Stylus Photo 870 (continued) Part Part Ref. No. Description Ref. No. Description Number Number 1051216 LABEL,ACCESARY;B 1037093 BUSHING,12,LEFT 2032533 BOARD ASSY.,MAIN 1048804 TENSION BELT,PUMP TRANSMISSION 2032851 BOARD ASSY.,MAIN...
  • Page 126 EPSON Stylus Photo 870/1270 Chapter 7 Appendix Table 6-26. Parts List—Stylus Photo 870 (continued) Table 6-26. Parts List—Stylus Photo 870 (continued) Part Part Ref. No. Description Ref. No. Description Number Number 1033652 STARHWEEL,8;B 1050345 PULLEY,DRIVEN 1032244 ROD SPRING,STAR WHEEL 1048810...
  • Page 127 EPSON Stylus Photo 870/1270 Chapter 7 Appendix Table 6-26. Parts List—Stylus Photo 870 (continued) Table 6-26. Parts List—Stylus Photo 870 (continued) Part Part Ref. No. Description Ref. No. Description Number Number 1048890 PLAIN WASHER,5.1X0.7X11,S/NA 1048840 COMBINATION GEAR,12,22.92 1048893 PLAIN WASHER,10.7X0.5X15.5,L/NA...
  • Page 128 EPSON Stylus Photo 870/1270 Chapter 7 Appendix Table 6-26. Parts List—Stylus Photo 870 (continued) Table 6-26. Parts List—Stylus Photo 870 (continued) Part Part Ref. No. Description Ref. No. Description Number Number 1048838 SPUR GEAR,32 1042067 LEVER,HOPPER,RELEASE 1040661 PAD ASSY.,RIGHT 1040607...
  • Page 129 EPSON Stylus Photo 870/1270 Chapter 7 Appendix Table 6-26. Parts List—Stylus Photo 870 (continued) Part Ref. No. Description Number 2032848 CABLE,HEAD,B 1053563 DAMPER,SUPPORT;B 1052326 POROUS PAD,FRAME,MIDDLE 1050505 SHEET,INK STOPPER 1043888 ASF UNIT;B 1050502 SHAFT,ASSY ROLLPAPER 1050500 FRAME,ROLLPAPER,FRONT 1048439 FRAME,ROLLPAPER,LEFT 1048438...

  • Page 130: Exploded Diagrams For Stylus Photo 870

    EPSON Stylus Photo 870/1270 Chapter 7 Appendix 6.14 Exploded Diagrams for Stylus Photo for JPN for JPN for LATIN,EUR for JPN PM-800C/EPSON STYLUS PHOTO 870 No.1 Rev. 01 10155 Figure 6-28. EPSON Stylus Photo 870 (1 of 5)
  • Page 131 EPSON Stylus Photo 870/1270 Chapter 7 Appendix PM-800C/EPSON STYLUS PHOTO 870 No.2 Rev.01 10155 Figure 6-29. EPSON Stylus Photo 870 (2 of 5)
  • Page 132 EPSON Stylus Photo 870/1270 Chapter 7 Appendix 545x5 PM-800C/EPSON STYLUS PHOTO 870 No.3 Rev.01 10155 Figure 6-30. EPSON Stylus Photo 870 (3 of 5)
  • Page 133 EPSON Stylus Photo 870/1270 Chapter 7 Appendix PM-800C/EPSON STYLUS PHOTO 870 No.4 Rev. 01 10155 Figure 6-31. EPSON Stylus Photo 870 (4 of 5)
  • Page 134 EPSON Stylus Photo 870/1270 Chapter 7 Appendix with 581 without 715,747,748 721 728 PM-800C/EPSON STYLUS PHOTO 870 No.5 Rev. 01 10155 Figure 6-32. EPSON Stylus Photo 870 (5 of 5)

  • Page 135: Epson Stylus Photo 1270 Parts List

    EPSON Stylus Photo 870/1270 Chapter 7 Appendix 6.15 EPSON Stylus Photo 1270 Parts List Table 6-27. Parts List—Stylus Photo 1270 (continued) Part Ref. No. Description Number Table 6-27. Parts List—Stylus Photo 1270 1005019 C.B.P-TITE SCREW, 3X8, F/ZN Part B300204311 C.B.S. SCREW (M3X8) Ref.
  • Page 136 EPSON Stylus Photo 870/1270 Chapter 7 Appendix Table 6-27. Parts List—Stylus Photo 1270 (continued) Table 6-27. Parts List—Stylus Photo 1270 (continued) Part Part Ref. No. Description Ref. No. Description Number Number 1048712 CAP ASSY. 1030403 BUSHING, 12, RIGHT 1049368 FRAME, LOWER 1030971 PLANE WASHER, 4.1X0.5X6.5...
  • Page 137 EPSON Stylus Photo 870/1270 Chapter 7 Appendix Table 6-27. Parts List—Stylus Photo 1270 (continued) Table 6-27. Parts List—Stylus Photo 1270 (continued) Part Part Ref. No. Description Ref. No. Description Number Number 1049370 GUIDE PLATE, CR 1048721 SHAFT, SPUR GEAR, PLANET...
  • Page 138 EPSON Stylus Photo 870/1270 Chapter 7 Appendix Table 6-27. Parts List—Stylus Photo 1270 (continued) Table 6-27. Parts List—Stylus Photo 1270 (continued) Part Part Ref. No. Description Ref. No. Description Number Number 1005019 C.B.P-TITE SCREW, 3X8, F/ZN 1051412 HOLDER, ROLLER PF, SUPPORT 1048822 MOUNTING PLATE, BOARD ASSY.
  • Page 139 EPSON Stylus Photo 870/1270 Chapter 7 Appendix Table 6-27. Parts List—Stylus Photo 1270 (continued) Table 6-27. Parts List—Stylus Photo 1270 (continued) Part Part Ref. No. Description Ref. No. Description Number Number 1030420 ROD SPRING, HOLDER, PAD 1035668 C.C.P-TITE SCREW, 3X8, F/ZN...
  • Page 140 EPSON Stylus Photo 870/1270 Chapter 7 Appendix Table 6-27. Parts List—Stylus Photo 1270 (continued) Part Ref. No. Description Number 1045092 ASSY., STAR WHEEL, RIGHT 1045093 ASSY., STAR WHEEL, LEFT 1049480 STAR WHEEL, SUPPORT, ASP 1053563 DAMPER, SUPPORT; B 1052324 SEAT, PAPER EJECT...

  • Page 141: Exploded Diagrams For Stylus Photo 1270

    Chapter 7 Appendix 6.16 Exploded Diagrams for Stylus Photo 1270 183 for JPN EAI(LATIN) 185 for for EAI,EUL(120V),ETT For EAI(220V),EUR, S.E.ASIA, EAL,EKL PM-3300C / EPSON STYLUS PHOTO 1270 No.1 Rev. 01 10151 Figure 6-33. EPSON Stylus Photo 1270 (1 of 5)
  • Page 142 EPSON Stylus Photo 870/1270 Chapter 7 Appendix PM-3300C / EPSON STYLUS PHOTO 1270 No.2 Rev. 01 10151 Figure 6-34. EPSON Stylus Photo 1270 (2 of 5)
  • Page 143 EPSON Stylus Photo 870/1270 Chapter 7 Appendix (501) (506) PM-3300C / EPSON STYLUS PHOTO 1270 No.3 Rev. 01 10151 Figure 6-35. EPSON Stylus Photo 1270 (3 of 5)
  • Page 144 EPSON Stylus Photo 870/1270 Chapter 7 Appendix (501) 525 521 523 517 530 556 542 544 PM-3300C / EPSON STYLUS PHOTO 1270 No.4 Rev. 01 10151 Figure 6-36. EPSON Stylus Photo 1270 (4 of 5)
  • Page 145 EPSON Stylus Photo 870/1270 Chapter 7 Appendix PM-3300C / EPSON STYLUS PHOTO 1270 No.5 Rev. 01 10151 Figure 6-37. EPSON Stylus Photo 1270 (5 of 5)

  • Page 146: Circuit Diagrams

    EPSON Stylus Photo 870/1270 Chapter 7 Appendix 6.17 Circuit Diagrams...
  • Page 147 EPSON Stylus Photo 870/1270 Chapter 7 Appendix...
  • Page 148 EPSON Stylus Photo 870/1270 Chapter 7 Appendix...
  • Page 149 EPSON Stylus Photo 870/1270 Chapter 7 Appendix...

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