Epson Stylus Photo895 Service Manual
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Epson Stylus Photo895 Service Manual

Epson Stylus Photo895 Service Manual

Color inkjet printer
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SERVICE MANUAL

Color Inkjet Printer
EPSON STYLUS PHOTO895/785EPX/915/825
®
SEIJ01001

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Summary of Contents for Epson Stylus Photo895

  • Page 1: Service Manual

    SERVICE MANUAL Color Inkjet Printer EPSON STYLUS PHOTO895/785EPX/915/825 ® SEIJ01001...
  • Page 2 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.
  • Page 3 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.

  • Page 4: About This Manual

    It may also provide additional information that is Provides preventive maintenance procedures and the related to a specific subject, or comment on the results lists of Epson-approved lubricants and adhesives achieved through a previous action. required for servicing the product.
  • Page 5 Revision Status Revision Issued Date Description April 19, 2001 First Release Revision: August 8, 2002 Added Stylus PHOTO 915/825 to the manual.

  • Page 6: Table Of Contents

    1.4.1 Card Slot Standard ..................15 1.12.2.1 Cut Sheet ..................24 1.12.2.2 Envelope ..................24 1.4.2 Supported Memory Card ................15 1.12.2.3 EPSON special media ..............24 1.4.3 Supported Voltage ..................15 1.4.4 Attached Card Adapter Imformation ............15 1.12.3 Printing Area .................... 27 1.12.3.1 Cut Sheet ..................
  • Page 7 2.1.1 Printer Mechanism ..................32 4.2.2.1 Printer Panel Board Removal ............77 2.1.2 Printhead ....................33 4.2.2.2 Monochrome panel board removal ........... 79 2.1.2.1 Printing Process ................. 34 4.2.3 Housing Lower Cover Removal ..............80 2.1.2.2 Printing Method ................. 35 4.2.3.1 Housing Lower Cover Left Removal ..........
  • Page 8 5.3.10 Ink charge ....................127 5.3.11 Refurbishment for DOA ................ 128 5.3.12 Protection counter .................. 129 5.3.13 EEPROM backup data ................130 5.3.14 Printing on normal A4 paper ..............131 5.3.15 EEPROM data ..................132 5.4 Firmware update .................... 133 5.4.1 Firmware update method .................

  • Page 9: Chapter 1 Product Description

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

  • Page 10: Features

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 1.1 FEATURES The major features of EPSON color inkjet printer EPSON Stylus PHOTO 895/ 785EPX/915/825 are: Standalone print Card reader function for PCMCIA Flash ATA Applicable to Compact Flash, Smart Media, Memory Stick, Microdrive, SD (Only...

  • Page 11: Specifications

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 1.2 SPECIFICATIONS Table 1-2. Raster Graphics Mode Horizontal This section covers specifications of the printer. Printable Area Available Dot CR Speed Resolution 360 dpi 8.26 inches 2976 23.8 IPS 1.2.1 Physical Specification 720 dpi 8.26 inches...

  • Page 12: Paper Feeding

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B [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: 0.25 A Power Consumption: Approx.

  • Page 13: Reliability

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B EMI: EN55022 (CISPR Pub.22) Class B AS/NZS 3548 Class B 1.2.9 Acoustic Noise Level: Approx. 47dB(A) (According to ISO 7779) Humidity (%) 1.2.10 CE Marking [220∼240V Version] Low Voltage Directive 73/23/EEC: EN60950 EMC Directive 89/336/EEC:...

  • Page 14: Interface

    CMD: ESCPL2, BDC, D4; MDL: Stylus [SP] Photo [SP] 895(or 785EPX or 915 or 825); CLS: PRINTER; 1.3.1 USB Interface DES: EPSON [SP]Stylus [SP] Photo [SP] 895(or 785EPX or 915 or 825); Standard: Based on: “Universal Serial Bus Specification Rev. 1.1”...

  • Page 15: Pcmcia Card Slot

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 1.4 PCMCIA Card Slot Table 1-4. Suppoted Card (CARRY’s SDMCA) 1.4.1 Card Slot Standard Type Maximum Size SmartMedia card 128MB PCMCIA Type-II card slot x 1 (In accordance with the PC Card Standard (‘97), JEIDA)

  • Page 16: Standalone Print Function

    [ Stylus PHOTO 895/785EPX ] EPSON frame file (*.EFF) The following file formats can be used for this machine: Frame data file format defined for standard use of EPSON products. Only files in the “¥MISC¥FRAME¥” directory are valid. JPEG file (*.JPG) Photo data file in accordance with Exif Version 2.1...

  • Page 17: Valid Image Sizes

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 1.5.3 Valid Image Sizes 1.5.6.1 File Sort Rule This machine sorts the photo data files based on the following priorities: The image sizes that are valid in this machine are in accordance with DCF Version 1.0.

  • Page 18: Printer Pnl Operation Specifications

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 1.6 Printer PNL Operation Specifications 1.6.3 Panel Functions Table 1-5. Panel Functions 1.6.1 Switches Switch Function There are three non-lock type push switches, one lock-type push switch, and one LED • Loads or Ejects the Paper (Pushing within 3seconds).

  • Page 19: Printer Condition And Panel Status

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B "-": No change. Table 1-7. Special Setting Mode "A->B": A is a indicator condition when carriage is on Home Position Switch Function B is indicator in ink exchange sequence. Blink: Repeats lighting on for 0.5 sec.+ off for 0.5 sec.

  • Page 20: Printer Initialization

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 1.8 Initial setting values Printer Initialization There are three kinds of initialization methods, and the following explains each Initial setting values during the initial operation are as follows. For the storable items initialization. of panel setting, default setting and remote commands, the memory contents become default values.

  • Page 21: Errors

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 1.10 Errors Printing of filled patterns Ink Out Filled patterns can be printed by the following methods. When the printer runs out most of the ink of any color, it indicates ink-low and Printing by Remote Command keeps printing.

  • Page 22: Monochrome Pnl Operation Specification

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 1.11 Monochrome PNL operation specification 1.11.1 Appearance Following figures show the monochrome PNLs of Stylus PHOTO 895/915 and Stylus PHOTO 785EPX/825. (When all LCDs are displayed) Print Mode Print Mode Paper Type Paper Type...

  • Page 23: Swith Function

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 1.11.2 Swith Function 1.11.4 Error Display (LCD) This machine displays the following errors with numbers (blinking) on the LCD panel. Table 1-9. Switch description Name Description Table 1-10. Error LCD Indication LCD PNL Indicates the print condition setting contents of printer...

  • Page 24: Paper

    Half Letter: (139.7mm x 215.9mm) 1.12.2.3 EPSON special media [Quality] [Quality] Plain paper, Bond paper EPSON specifically designed media for ink jet printers [Thickness] (1) 360dpi Ink Jet Paper 0.08mm ~ 0.11mm (0.003 ~ 0.004 inch) [Size] [Weight] (210mm x 297mm)
  • Page 25 Panoramic: (210mm x 594mm) Letter: (215.9mm x 279.4mm) (210mm x 297mm) 4” x 6”: (101.6mm x 152.4mm) (14) EPSON Premium Ink Jet Plane Paper 100mm x 150mm 200mm x 300mm [Size] 89mm x 7m 100mm x 8m (210mm x 297mm)
  • Page 26 (215.9mm x 279.4mm) 100mm x 8m 4” x 26”: (101.6mm x 152.4mm) 210mm x 10m (19) Bright White Ink Jet Paper [Size] (210mm x 297mm) (20) EPSON ColorLife(TM) Photo Paper [Size] (210mm x 297mm) Letter: (215.9mm x 279.4mm) PRODUCT DESCRIPTION PAPER...

  • Page 27: Printing Area

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 1.12.3 Printing Area Table 1-11. Printing Area Left Margin Right Margin Top Margin Bottom Margin 1.12.3.1 Cut Sheet Paper Size (min.) (min.) (min.) (min.) See the figure below and tables on the right for printable areas.

  • Page 28: Envelopes

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 1.12.3.2 Envelopes Printable Area Figure 1-8. Printable Area for Envelopes Table 1-12. Envelope Margin Left Margin Right Margin Top Margin Bottom Margin Size (min.) (min.) (min.) (min.) 3 mm (0.12”) 28 mm (1.10”) 3 mm (0.12”) 14 mm (0.55”)

  • Page 29: Ink Cartridge

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 1.13 INK CARTRIDGE 1.13.2 Color Ink Cartridge Type: Exclusive Cartridge 1.13.1 Black Ink Cartridge Color: Magenta, Cyan, Yellow, Light Cyan, Light Magenta Print Capacity: 220 pages / A4 (360 dpi, 5% duty each color)

  • Page 30: Accessories And Option

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 1.14 Accessories and Option 1.15 Changing the Model Name Standard accessories By setting the proper values in addresses 5EH and 60H to 7DH in EEPROM, the • Device ID and the model name in the BDC-ID can be changed. The other fields other Instruction manual than the model name are fixed and cannot be changed.

  • Page 31: Chapter 2 Operating Principles

    C H A P T E R OPERATING PRINCIPLES...

  • Page 32: Overview

    Paper Loading Mechanism, Ink System (Pump Mechanism, Cap Mechanism, and Paper Feed Back Plate Carriage Lock Mechanism). Like other EPSON ink jet printers, the Stylus PHOTO 895/785EXP/915/825 is equipped with three stepping motors; one for ASF/Pump mechanism, one for Paper Paper Separation Pad feeding mechanism and one for carriage mechanism.

  • Page 33: Printhead

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 2.1.2 Printhead CSIC Nozzle Selector Board The printhead uses a new developed U-CHIPS head and Stylus PHOTO 895/785EXP/ 915/825 can perform multiple shot printing and variable printing. The CSIC is mounted on the ink cartridge. By storing ink life data, this IC makes it Ink Cartridge possible to control the ink in ink cartridge unit.

  • Page 34: Printing Process

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Nozzle Layout 2.1.2.1 Printing Process Black: 48 nozzles (120 dpi) This section explains the process in which the printheads of On-Demand inkjet printers Color: 48 nozzles x5(Cyan, Magenta, Yellow, Light cyan, Light magenta)(120dpi) eject ink from each nozzle.

  • Page 35: Printing Method

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 2.1.2.2 Printing Method 2.1.3 Carriage Mechanism For print dot system, Stylus PHOTO 895/785EXP/915/825 has the following two kinds The carriage mechanism consists of Carriage motor (CR motor), Carriage unit of printing modes. (including printhead), CR timing belt, CR guide shaft, platen gap adjustment...
  • Page 36 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B HP Sensor CR Motor Lever Parallelism Adjustment Bushing CR Unit Carriage Guide Shaft CR Guide Shaft CR Timing Belt Adjust Lever Eccentric Shaft Figure 2-5. Carriage Mechanism (Top view) CR home position is detected with the HP sensor and the detection plate molded in the CR unit as following figure.

  • Page 37: Paper Feeding Mechanism

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 2.1.4 Paper Feeding Mechanism Table 2-3. PF Motor Specifications The paper feeding mechanism consists of Paper feed motor (PF motor), PF roller, Paper eject roller, Star wheel roller, and so on. The paper feeding mechanism feeds...

  • Page 38: Paper Loading Mechanism (Asf Unit)

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Paper loaded from ASF is advanced by the following roller. 2.1.5 Paper Loading Mechanism (ASF Unit) Paper feed roller & Paper guide roller (assembled on the Top Frame) → Paper The Paper loading mechanism is positioned at the printer rear. The Paper loading eject roller &...
  • Page 39 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Following Figure 2-9. "Switch the ASF Motor Drive to ASF Unit Side" shows the Table 2-5. ASF Unit Function & ASF Motor Rotational Direction switching path for ASF motor drive to ASF unit side.
  • Page 40 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Step1 Step 2 Step 3 NOTE: Spur Gear 35.2 Clutch Gear Change Lever 0.143 Tension Spring LD Roller Shaft The Clutch gear is molded on the back side of the Spur gear 35.2 such as Combination gear.

  • Page 41: Operating Principles

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B The Paper return plate is set to return the paper to the paper stand-by position in the ASF unit when the ASF unit is in the standby mode. When the paper is fed with the LD roller, the Paper return plate is stored in the ASF frame by the LD roller.

  • Page 42: Ink System Mechanism

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 2.1.6 Ink System Mechanism Table 2-6. ASF Motor Direction & Ink System Mechanism Ink system mechanism consists of pump unit (include the CR lock lever) and capping Directions Functions mechanism. Ink system mechanism drives the pump unit that presses cap to the •...

  • Page 43: Capping Mechanism

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 2.1.6.2 Capping Mechanism The capping mechanism covers the printheads with the cap holder to prevent the nozzle from increasing viscosity when the printer is in stand-by mode or when the printer is off. This product has valveless cap system. Air valve function used for the previous models pumps and ejects ink only inside the cap by absorbing ink with the valve open.

  • Page 44: Electrical Circuit Operating Principles

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 2.2 Electrical Circuit Operating Principles C408/C498 MAIN Monochrome panel board The electric circuit of the Stylus PHOTO 895/785EXP/915/825 consists of the following boards. Printer panel board Main board: C408 MAIN (For Stylus PHOTO 895/785EPX)

  • Page 45: C408 Pse Board

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 2.2.1 C408 PSE board ZC-RCC converter The power supply boards of Stylus PHOTO 895/785EXP/915/825 use a RCC (Ringing • Over current protective +42VDC Chalk Converter) circuit, which generates +42VDC for drive line and +5VDC, function +3.3VDC for logic line to drive the printer.

  • Page 46: Process How 42Vdc, 5Vdc And 3.3Vdc Are Generated

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 2.2.1.1 Process how 42VDC, 5VDC and 3.3VDC are generated 2.2.1.2 Protection circuit This section provides the description how +42VDC, +5VDC and +3.3VDC are The C408 PSE board has the various control circuits to stop voltage output if a generated from the supplied power supply referring to the Figure 2-18, "C408 PSE...

  • Page 47: Ps Control Function

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 2.2.1.3 PS Control Function This power supply circuit enables to supply the voltage to the 5V, 3.3V and 42V lines for about 30 seconds by using the secondary power supply even if the power is turned off with the power switch on the operation panel.

  • Page 48: C408/C498 Main Board

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 2.2.2 C408/C498 MAIN Board The printer mechanism is controlled by C408/C498 MAIN. See Figure for the C408/C498 MAIN board block diagram. C408/C498 MAIN Printer section Printon section D-RAM4M P-ROM SDRAM Address (IC5) Address (IC3)
  • Page 49 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Following shows you the major characteristic of this main board. Use of the newly designed board C408/C498 MAIN This product uses the newly developed C408/C498 MAIN board with the PCMCIA card slot, preview monitor (option) and monochrome panel (LCD) added.

  • Page 50: Main Elements

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 2.2.2.1 Main elements Table 2-10. Main Elements (Printon section) Following table provides the description of main element functions on the C408/C498 Location Function MAIN board. • USB storage class target • PCMCIA control Table 2-9. Main Elements (Printer section)

  • Page 51: Printhead Driver Circuit

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 2.2.2.2 Printhead Driver Circuit The printhead driver circuit consists of the following two components: Common driver IC (IC12:E09A14RA) directly attached to the C408/C498 MAIN board. HWA0 HWA1 NPNB Nozzle selector IC on the head board.

  • Page 52: Cr Motor Driver Circuit

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 2.2.2.3 CR Motor Driver Circuit 2.2.2.4 PF Motor Driver Circuit The motor driver IC on the MAIN board drives CR motor. This product uses 4-phase The motor driver IC on the MAIN board drives PF motor. This product uses 4-phase 200-pole hybrid type stepping motor and performs constant current bi-polar drive.

  • Page 53: Asf Motor Drive Circuit

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 2.2.2.5 ASF Motor Drive Circuit 2.2.2.6 Reset and EEPROM circuits The motor driver IC on the MAIN board drives the ASF motor. This product uses 4- Unlike the previous products, this product uses IC in which reset circuit and EEPROM phase 200-pole hybrid type stepping motor and performs constant current bi-polar are united.

  • Page 54: Sensor Circuit

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B +5V line reset circuit the paper path. This sensor outputs the LOW signal when there is no paper in the The 5V line is monitored at the VDD port of IC6. It outputs the reset signal from paper path.

  • Page 55: Chapter 3 Troubleshooting

    C H A P T E R TROUBLESHOOTING...

  • Page 56: Overview

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 3.1 Overview Table 3-1. Motor, Coil Resistance This chapter describes how to identify troubles in two levels: unit level repair and Motor Location Check Point Resistance component level repair. Refer to the flowchart in this chapter to identify the defective ±...

  • Page 57: Troubleshooting With Led Error Indications

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 3.2 Troubleshooting with LED Error Indications "-": No change. "A->B": A is a indicator condition when carriage is on Home Position B is a indicator in ink exchange sequence. This section describes how to troubleshoot the problem when the printer indicates an Blink: Repeats lighting on for 0.5 sec.+ off for 0.5 sec.
  • Page 58 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Following table describes the possible causes when the error is indicated with Table 3-5. Error Condition and possible cause LED and LCD, or troubles in other conditions. Symptom Possible Cause Check table Table 3-5. Error Condition and possible cause •...
  • Page 59 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Table 3-5. Error Condition and possible cause If the problem fits to the detail phenomenon in the table, make sure the check point and repair the product following the corresponding remedy mentioned in the table when...
  • Page 60 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Table 3-6. Paper out error indication Table 3-6. Paper out error indication Step Step Detail phenomenon Check point Remedy Detail phenomenon Check point Remedy • Check if the clutch • Replace the clutch 1. Check if the tip of the 1.
  • Page 61 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Table 3-7. Paper jam error indication Table 3-7. Paper jam error indication Step Step Detail phenomenon Check point Remedy Detail phenomenon Check point Remedy • Check if the star wheel • Remove the jammed 1.
  • Page 62 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Table 3-7. Paper jam error indication Table 3-9. Multiple papers are always loaded Step Step Detail phenomenon Check point Remedy Detail phenomenon Check point Remedy 1. Check if the CN4 1. Connect the CN4 •...
  • Page 63 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Table 3-11. Fatal Error indication Table 3-11. Fatal Error indication Step Step Detail phenomenon Check point Remedy Detail phenomenon Check point Remedy 1. Check if the Torsion 1. Set the Torsion spring 1. Check if the CR motor 1.
  • Page 64 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Table 3-11. Fatal Error indication Table 3-11. Fatal Error indication Step Step Detail phenomenon Check point Remedy Detail phenomenon Check point Remedy 1. Check if the Top 1. Secure the Housing fixing 4. If the CR lock lever is 4.
  • Page 65 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Table 3-12. Paper is not loaded completely without any error indication Table 3-13. Paper is not ejected completely without any error indication Step Step Detail phenomenon Check point Remedy Detail phenomenon Check point Remedy 1.
  • Page 66 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Table 3-14. Dot missing occur and it is not recovered with CL Table 3-14. Dot missing occur and it is not recovered with CL Step Step Detail phenomenon Check point Remedy Detail phenomenon Check point Remedy 5.
  • Page 67 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Table 3-14. Dot missing occur and it is not recovered with CL Table 3-15. Print quality is not good Step Detail phenomenon Check point Remedy Step Detail phenomenon Check point Remedy 1. Check if the segment in 1.
  • Page 68 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Table 3-15. Print quality is not good Table 3-15. Print quality is not good Step Step Detail phenomenon Check point Remedy Detail phenomenon Check point Remedy 1. Check if each segment is 1. Perform the CL and check 1.

  • Page 69: Chapter 4 Disassembly And Assembly

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

  • Page 70: Overview

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 4.1 Overview 4.1.1 Precautions See the precautions given under the handling “WARNING” and “CAUTION” in the This section describes procedures for disassembling the main components of the following column when disassembling or assembling the product.
  • Page 71 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Avant de commencer, assurez vous que l’imprimante soit eteinte W A R N I N G Never remove the ink cartridge from the carriage unless this C A U T I O N et que le cordon d’alimentation soit debranche.

  • Page 72: Tools

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 4.1.2 Tools Use only specified tools to avoid damaging the printer. Table 4-1. Tools Name Supplier Parts No. Phillips Screw Driver (No.1) EPSON B743800100 Phillips Screw Driver (No.2) EPSON B743800200 Nipper EPSON B740500100 Tweezers...

  • Page 73: Work Completion Check

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 4.1.3 Work Completion Check Table 4-2. Completion Check (continued) Classifi- If any service is made to the printer, use the checklist shown below to confirm all Item Check Point Status cation works are completed properly and the printer is ready to be returned to the user.

  • Page 74: Disassembly

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 4.2 Disassembly The flowchart below shows step-by-step disassembly procedures. When disassembling each unit, refer to the page number shown in the figure. Housing removal page 75 CR motor removal page 84 CR unit removal...

  • Page 75: Housing Removal

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 4.2.1 Housing Removal Remove three screws (C.B.S. 3x6, F/ZN) from the rear of the printer. Remove the two (C.B.S-TITE 3x6, F/ZN) screws fixing the left and right panel covers to the housing from the holes in the bottom of the printer (the screws are situated near to the rear.)
  • Page 76 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Remove the FFC of housing monochrome panel board. FFC connector Figure 4-5. Removing the right side housing Tightening Torque for screw C A U T I O N • C.B.S-TITE 3x6 F/ZN screw for housing front side: 6 +/- 1kgf.cm •...

  • Page 77: Operation Panel Removal

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 4.2.2 Operation Panel removal Tightening Torque for Screw • C.B.S 3x6 F/ZN screw for ground screw on the housing: 3.5 +/- 1 kgf.cm The panel board equipped with printer is as follows: To install the housing, make sure to install the FFC and the...
  • Page 78 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Tightening torque for screw Tightening torque for screw • C.B.S 3x6 F/ZN screw for control panel cover: 9 +/- 1 kgf.cm • C.B.P 3x8, F/ZN screw for printer panel board: 6 +/- 1 kgf.cm C.B.P 3x8 F/ZN screw for control panel cover: 6 +/- 1 kgf.cm...

  • Page 79: Monochrome Panel Board Removal

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 4.2.2.2 Monochrome panel board removal Remove the housing. (Refer to Section 4.2.1 "Housing Removal") Tightening torque for screw • C.B.S 3x6, F/ZN screw for monochrome panel board: 6 +/- 1 kgf.cm Remove four screws (C.B.P. 3x8, F/ZN) and detach the monochrome panel board.

  • Page 80: Housing Lower Cover Removal

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 4.2.3 Housing Lower Cover Removal Remove three screws (C.B.P. 3x8, F/ZN) from the left housing lower cover and detach the cover. There are two housing lower covers on the right and left sides of a printer.

  • Page 81: Housing Lower Cover Right Removal

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 4.2.3.2 Housing Lower Cover Right Removal 4.2.4 Printhead removal Detach the housing from the printer. (Refer to Section 4.2.1 "Housing Removal") Remove the Housing from the printer. (Refer to Section 4.2.1 "Housing Removal") Detach the printer panel from the printer. (Refer to section 4.2.2.1 "Printer Panel Board Removal")
  • Page 82 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Remove the Printhead from the CR unit Place the Printhead’s FFC in the cable holder by the four C.B.P-TITE 3x8 F/ZN C H E C K portions indicated in the following Figure 4-15. "Placing P O I N T the Printhead’s FFC".
  • Page 83 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Head installing position pins Head grounding plate Figure 4-16. Printhead installing the position pin & the grounding plate Tightening Torque for screw • C.B.P-TITE 3x8 F/ZN screw for printhead: 6 +/- 1 kgf.cm • B-TITE SEMSW2 2.5x5, F/ZB screw for printhead: 2 +/- 0.5 kgf.cm...

  • Page 84: Cr Motor Removal

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 4.2.5 CR motor removal Remove the Housing from the printer. (Refer to Section 4.2.1 "Housing Removal") Using tweezers or a small screwdriver, slide the CR Lock Lever to front and release the CR Lock Lever from the CR unit.

  • Page 85: Waste Drain Ink Pad Unit Removal

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Remove four Hexagon Nuts while holding the CR motor and remove the CR 4.2.6 Waste drain ink pad unit removal motor assembly. (Remove two hexagon nuts on the lower side with a one side Remove the Housing from the printer.

  • Page 86: Printer Mechanism Removal

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 4.2.7 Printer mechanism removal When attaching the waste drain inkpad, check that the tip of C H E C K waste ink tube is correctly placed at the specified position of P O I N T Detach the housing from the printer.

  • Page 87: Circuit Board Removal

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Disconnect the following 7 cables from the Main board. 4.2.8 Circuit board removal CR motor connector cable: CN13 Remove the Housing from the printer. (Refer to Section 4.2.1 "Housing Removal") PF motor connector cable: CN12 Detach the printer panel and Sub Left Panel from the printer.
  • Page 88 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Remove the following screws securing each circuit board to the Shield plate. Refer to Figure 4-23. "Panel shield plate removal". Remove two screws (C.F.S-TITE 3x8, F/ZN) for the AC120V cable and one screw (C.B.(O) 4x5, F/ZG) for the ground cable.
  • Page 89 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B A D J U S T M E N T C H E C K When replacing the Main board with a new one, perform the Check the Earth terminal and wire position. Refer to the following...

  • Page 90: Ld Roller Removal

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 4.2.9 LD Roller removal Remove two screws (C.B.S 3x6 F/ZN) securing the LD roller holder to the Main frame. Remove the Housing from the printer. (Refer to Section 4.2.1 "Housing Removal") C.B.S 3x6, F/ZN C.B.S 3x8, F/ZN...
  • Page 91 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Push the two hooks of the LD roller shaft holder as shown in the following figure. Remove the LD roller along with the Clutch mechanism from the LD roller shaft holder unit. Pull the LD roller shaft holder unit upward from the Main frame.
  • Page 92 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Do not damage the tooth of the Spur gear 35.2 and the Spur gear Before assembling the LD roller shaft, make sure that the round C A U T I O N 23.2 when assembling the LD roller shaft holder unit hole of the Clutch is set on the protrusion on the LD roller shaft as shown in the following figure.
  • Page 93 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Assemble the LD roller shaft holder unit while storing the Paper Fasten the LD roller shaft holder with two screws (C.B.S 3x6 return plate into the ASF frame F/ZN) in the order indicated in the following figure.

  • Page 94: Hp/Pe Sensor Removal

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 4.2.10 HP/PE Sensor removal Make sure that the Torsion spring 0.22 is hung to the following C H E C K suitable position P O I N T Remove the Housing from the printer. (Refer to Section 4.2.1 "Housing Removal")

  • Page 95: Ink System Unit Removal (Cap & Pump Unit )

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 4.2.11 Ink system unit removal (Cap & Pump unit ) Make sure that the HP or PE sensor cable is placed to the suitable groove on the LD roller shaft holder. Remove the Housing from the printer. (Refer to Section 4.2.1 "Housing Removal") Remove the Waste drain ink pad from the printer.
  • Page 96 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Remove four screws (C.B.S 3x6 F/ZN) securing the Ink system frame and the Cap Release one hook for Cap assembly on the Ink system frame and take the Cap assembly to the frame. assembly out from the Ink system frame.
  • Page 97 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Since the compression spring is included in the Pump assembly, When replacing the Cap Assembly, do not touch the sealing C A U T I O N C A U T I O N watch out for the spring and the gear that pop out from the unit rubber portion of the Cap Assembly.
  • Page 98 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Make sure that all gears are set in each gear shaft on the Ink Tightening torque for screw C H E C K system frame. • C.B.S 3x6 F/ZN screw for ink system frame & Cap assembly.: 9+/1 kgf.cm P O I N T Combination Gear 37.6, 44.4...

  • Page 99: Asf Motor Removal

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 4.2.12 ASF Motor Removal Remove the ASF motor from the ink system frame. Pay attention not to damage gears when attaching the ink system C A U T I O N Remove the housing from the printer. (Refer to Section 4.2.1 "Housing Removal") unit.

  • Page 100: Paper Eject Roller Removal

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 4.2.13 Paper Eject Roller removal Remove the Plain washer and then remove the Combination gear 11.6, 36.8 carefully. Refer to Figure 4-47. "Removing the combination gear 11.6, 36.8". Remove the Housing from the printer. (Refer to Section 4.2.1 "Housing Removal") Combination Gear 11.6, 36.8...
  • Page 101 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Rotate the bushing on the shaft of paper eject roller toward the top and release it. Move the paper eject roller to the left side, then take the paper eject roller out from the bushing on the right side and remove the paper eject roller from the left side bushing.

  • Page 102: Pf Motor Removal

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B When you assemble the Front frame to the Printer mechanism, 4.2.14 PF motor removal set the CR unit to the left side and assemble the Front frame Remove the Housing from the printer. (Refer to Section 4.2.1 "Housing from the right side.
  • Page 103 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Remove three nuts (Hexagon Nut M3) securing the PF motor to the left frame. C H E C K Be sure that the PF motor cable is placed to the backward. Refer to P O I N T the Figure 4-53.

  • Page 104: Cr Unit Removal

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 4.2.15 CR unit removal Remove the Lever, PG’s hook from the installation hole in the right side of the frame, then remove the Lever, PG. Remove the Housing from the printer. (Refer to Section 4.2.1 "Housing Removal")
  • Page 105 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Remove the Lever, PG and torsion spring from the frame. Turn the Bushing, parallelism adjustment, right, align it with the hole in the frame and remove it. C.B.S-TITE (P4) 3x6 F/ZN Bushing, Parallelism adjustment, right Lever, PG, auxiliary Figure 4-56.
  • Page 106 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Unlike the previous products, the oil pad is not built in the CR If the CR unit is disassembled or replaced with a new one, make C H E C K C H E C K unit.

  • Page 107: Paper Feed Roller Removal

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 4.2.16 Paper feed roller removal Release one hook located on the right edge of the Front paper guide. Remove the Housing from the printer. (Refer to Section 4.2.1 "Housing Removal") Remove the panel unit from the printer. (Refer to Section 4.2.2 "Operation Panel removal")
  • Page 108 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Lift up the left edge of the Front paper guide while slanting the Front paper guide Fit the protrusions of the Left PF roller bushing to the notches in the frames as by pulling up its front edge, and then slide the Front paper guide to the left side...
  • Page 109 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 11. Fit the protrusions of the Right PF roller bushing to the notches in the frames as After assemble the PF roller, make sure that the dowel of the C H E C K shown in the following figure.

  • Page 110: Disassembling Asf Frame Unit

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 4.2.17 Disassembling ASF frame unit Remove the Spur gear 23.2 from the ASF frame. Remove the Housing from the printer. (Refer to Section 4.2.1 "Housing Removal") Spur Gear 23.2 Remove the LD roller shaft holder unit (Refer to Section 4.2.9 "LD Roller removal")
  • Page 111 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Remove the Compression Spring 2.67 located between the ASF Frame and the Remove the Torsion spring 25.7 from the bottom of the ASF frame and the Pad Hopper, and remove the Hopper from the ASF frame.
  • Page 112 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Remove the Pad holder (Paper return plate) from the ASF frame When you replace the ASF frame or Hopper with the new one, make sure to lubricate the specific amount of G26 into the groove Pad Holder on ASF frame.

  • Page 113: Preview Monitor Disassembly Procedure

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 4.3 Preview monitor disassembly procedure Remove the monitor cable from the hook on the rear case. This section indicates a disassembling procedure of optional preview monitor. 4.3.1 Back case removal Remove the tilt screws and then tilt stand.

  • Page 114: Removal Of The Control Board Unit

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Open the back case, remove the monitor cable connector and then detach the back Remove three connectors attached to the control board unit. case. CN602 CN603 CN602 CN900 CN603 CN900 Connector Figure 4-78. Connectors removal Figure 4-76.

  • Page 115: Panel Unit Removal

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 4.3.3 Panel unit removal Detach the back case (Refer to 4.3.1.) A D J U S T M E N T When the panel unit is replaced, make sure to adjust as follows: R E Q U I R E D Brightness adjustment Remove the control board unit.

  • Page 116: Chapter 5 Adjustment

    C H A P T E R ADJUSTMENT...

  • Page 117: Outline

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 5.1 Outline This section explains the detailed procedures for adjustment programs. In order to ensure stable printing functions and maintain quality between each printer This section provides explanations on the adjustments required after dismantling and mechanism, it is necessary to set up the adjustment information for each mechanism.

  • Page 118: Parallel Adjustor

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 5.2 Parallel adjustor Ensure that the mark on the bush is aligned with the protruding part of the frame As it is necessary to temporarily remove the bushes and parallel adjustor when when attaching the left and right bush and parallel adjustor to the printer's disconnecting or replacing the carriage unit, parallel adjustments are required.
  • Page 119 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Temporarily move the carriage to the center of the printer, and the place gap Rotate the right-hand bush and parallel adjuster towards you, and set them so that gauges with a thickness of 1.14mm into the left and right paper guides and the they are one cog tooth towards the rear (in the direction where the PG is widened) square hole at the front, as shown in the illustration below.

  • Page 120: Adjustments With The Service Program

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 5.3 Adjustments with the service program 5.3.2 Starting up the service program The following screen will be displayed when the service program is started up. The service program operates on Windows programs on the Windows 98/ Me platforms.
  • Page 121 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Do not start up the adjustment program before connecting the C A U T I O N USB cable to the printer. Be sure to restart the adjustment program if the printer power is turned off or the USB cable is disconnected during the adjustment program execution.

  • Page 122: Eeprom Initial Setting

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 5.3.3 EEPROM initial setting It is required to write the initial setting values into EEPROM when the Main board is replaced. Figure 5-7. EEPROM Initial Setting Click on the [OK] button to write the initial setting values into EEPROM.

  • Page 123: Head Id

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 5.3.4 Head ID This adjustment writes the ID numbers for the Printhead into the EEPROM, and enables the current settings to be confirmed. Figure 5-9. Input head ID Check the 13-character ID written on each of the print heads, and enter the ID for the head that has been replaced.

  • Page 124: Bi-D

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 5.3.5 Bi-D Adjustments are required if the result of the printed Bi-D adjustment pattern looks like the examples shown below. This adjustment prints out a pattern and makes the necessary adjustments to ensure that The lines are not straight: the pattern is printed correctly.

  • Page 125: Usb Id

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 5.3.6 USB ID Click on the item to be implemented, and then click on the [OK] button. If [Check USB ID] has been selected, the value will be displayed in the center of the screen at the The Stylus PHOTO 895/785EPX/915/825 is equipped with a USB interface as a bottom.

  • Page 126: Memory Card Drive Confirmation

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 5.3.7 Memory card drive confirmation 5.3.8 First Dot Position Adjustment With this function, you can adjust the first dot position. This adjustment is not It is possible to check whether the memory card drive is normal when the Main board necessary for repair, as a rule.

  • Page 127: Head Cleaning

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 5.3.9 Head cleaning 5.3.10 Ink charge This function enables the heads to be cleaned forcibly from the operation panel. The This function implements the initial ink replenishment process. execution of this function will improve missing dots.

  • Page 128: Refurbishment For Doa

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 5.3.11 Refurbishment for DOA Click the “EXCHANGE SEQUENCE” in the Transportation Liquid Exchange menu. Exchange sequence 1 If you clean the cavity of the printhead and cap assembly, this function will be useful. Set the dummy I/C filled with S46 liquid into the CR unit and press the “Error After carry out this function, replace the waste drain ink pad reset switch”...

  • Page 129: Protection Counter

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 5.3.12 Protection counter This function enables the protection counter to be confirmed and to be cleared. Figure 5-21. Check the protection counter The following screen will be displayed if [Clear the protection counter value] has been selected to enable the protection counter to be cleared.

  • Page 130: Eeprom Backup Data

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 5.3.13 EEPROM backup data Upon completion of successful backup, “EEPROM parameter backup is completed” will be displayed in the central lower area on the screen. With this function, when replacing the Main Board, you can read all the information from the old board and write it on the new board.

  • Page 131: Printing On Normal A4 Paper

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 5.3.14 Printing on normal A4 paper This function prints several test patterns on A4 paper. Figure 5-26. Print A4 pattern Two pieces of A4 paper are used by the check pattern. Set two pieces of A4 paper in the printer, and then click on the [OK] button to commence printing.

  • Page 132: Eeprom Data

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 5.3.15 EEPROM data This function enables the EEPROM data to be checked and data written by specifying the EPPROM address directly, even when an error has been triggered. (However, this function cannot be used when the CPU in the main logic circuit, the I/F receiver, the RAM or the EEPROM have been damaged.) The following menu will be displayed...

  • Page 133: Firmware Update

    "Print Example of Detail Setting Values") Stylus PHOTO 895 Prepare the memory card in the FAT format. EPSON Stylus Photo 895 STATUS SHEET (XXXXXXXX) (c) SEIKO EPSON CORPORATION C H E C K Enter the firmware data to the top layer of memory.

  • Page 134: Adjustment/Inspection Of The Preview Monitor

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 5.5 Adjustment/inspection of the preview monitor Printer initial condition: START • Power cable is disconnected. This section describes the adjustment and inspection items when the control board unit and panel unit of the preview monitor are replaced.

  • Page 135: Brightness Adjustment

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 5.5.2 Brightness adjustment To absorb the individual difference between panel units, adjust VR500 and VR501 on the control board. VR500 VR501 C H E C K To check the image, observe from the front against the screen.

  • Page 136: Image Pattern Inspection

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 5.5.3 Image pattern inspection Table 5-4. Image pattern inspection Inspection item Display image Inspection description This section describes the inspection method of image patterns. Green raster • Total area should be green. C H E C K To check the image, observe from the front against the screen.

  • Page 137: Chapter 6 Maintenance

    C H A P T E R MAINTENANCE...

  • Page 138: Overview

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 6.1 Overview Exterior parts Use a clean soft cloth moistened with water and wipe off any dirt. If the exterior parts are stained with ink, use a cloth moistened with neutral detergent to wipe it This section provides information to maintain the printer in its optimum condition.

  • Page 139: Service Maintenance

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 6.1.2 Service Maintenance After the Replacement: Reset the Overflow Counter (Protection Counter A): If print irregularity (missing dot, white line, etc.) has occurred or the printer indicates Power on printer with Error reset SW and Ink Cartridge exchange SW are “Maintenance Error”, take the following actions to clear the error.
  • Page 140 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Table 6-2. Lubrication Point Table 6-2. Lubrication Point Lubrication Type/Point Remarks Lubrication Type/Point Remarks • Use a syringe to lubricate. <Lubrication Point> • Do not attach the grease to other <Lubrication Point> • After lubrication, move the CR •...
  • Page 141 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Table 6-2. Lubrication Point Table 6-2. Lubrication Point Lubrication Type/Point Remarks Lubrication Type/Point Remarks • Use a syringe to lubricate. • Use a syringe to lubricate. <Lubrication Point> <Lubrication Point> • Main frame shaft (Right). Refer to Figure •...
  • Page 142 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B G-56 G-26 Figure 6-3. Lubrication point 3 Figure 6-1. Lubrication point 1 G-26 G-26 Figure 6-4. Lubrication point 4 Figure 6-2. Lubrication point 2 Maintenance Overview...
  • Page 143 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B G-26 200 mm Figure 6-5. Lubrication point 5 Figure 6-7. Lubrication point 7 G-26 G-26 Figure 6-6. Lubrication point 6 Figure 6-8. Lubrication point 8 Maintenance Overview...
  • Page 144 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B G-26 G-26 Figure 6-11. Lubrication point 11 Figure 6-9. Lubrication Point 9 G-26 G-26 Figure 6-12. Lubrication point 12 Figure 6-10. Lubrication point 10 Maintenance Overview...
  • Page 145 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B G-26 G-26 Figure 6-15. Lubrication point 15 Figure 6-13. Lubrication point 13 G-26 G-26 Figure 6-16. Lubrication point 16 Figure 6-14. Lubrication point 14 Maintenance Overview...

  • Page 146: Chapter 7 Appendix

    C H A P T E R APPENDIX...

  • Page 147: Connector Summary

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 7.1 Connector Summary Table 7-1. Connector Summary for C408/C498 MAIN Connector Function Table to refer to 7.1.1 Major Component Unit Table 7-2 "CN1 PCMCIA PCMCIA" The Major component units of this printer are as follows.
  • Page 148 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Table 7-2. CN1 PCMCIA Table 7-2. CN1 PCMCIA Signal name Function Signal name Function Voltage sensing 2 1,34,35,68 Ground /CD1 Card detection 17,51 /CD2 Card detection 18,52 41,40,39,38,37, CD15,14,13,12, PCMCIA slot data bus Table 7-3. CN2 Preview Monitor...
  • Page 149 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Table 7-7. CN8 Printhead Table 7-5. CN5 PE Sensor Signal name Function Signal name Function CSIC output Sensor detection signal Black I/C detection signal Ground CSIC output Sensor supply voltage VDD3.3 Logic power supply (+3.3V) Table 7-6.
  • Page 150 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Table 7-8. CN9 Printhead Table 7-11. CN12 PF Motor Signal name Function Signal name Function Thermistor detect signal Phase drive signal (A) Print data output (1) Phase drive signal (-A) Print data output (2)
  • Page 151 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Table 7-13. CN14 Monochrome PNL Signal name Function LCD I/F indication lights-out +3.3V +3.3V power supply LCD I/F chip enable signal +5V power supply LCD I/F shift clock LCD I/F indication data Appendix Connector Summary...

  • Page 152: Eeprom Address Map (Printer Section)

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 7.1.2 EEPROM Address Map (printer section) Table 7-14. EEPROM Address Map QPIT Factory Address Explanation Setting Table 7-14. EEPROM Address Map setting setting QPIT Factory Ink counter Clm 000H Address Explanation Setting setting setting...
  • Page 153 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Table 7-14. EEPROM Address Map Table 7-14. EEPROM Address Map QPIT Factory QPIT Factory Address Explanation Setting Address Explanation Setting setting setting setting setting Interface selection Bit7: Reserved ERROR Code (don’t Bit6: Reserved care)
  • Page 154 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Table 7-14. EEPROM Address Map Table 7-14. EEPROM Address Map QPIT Factory QPIT Factory Address Explanation Setting Address Explanation Setting setting setting setting setting 1stDot Position -120<=n<=+120 (by 1/2880inch) Head Actuator Rank +30<=n<=+70 (*1)

  • Page 155: Eeprom Address Map (Storage Section)

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 7.1.3 EEPROM Address Map (Storage section) Table 7-15. EEPROM Address Map QPIT Factory Address Field Description Table 7-15. EEPROM Address Map Setting Setting QPIT Factory 0x90 iProduct 0x00 A,C,D) 0x74 Address Field Description Setting...
  • Page 156 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Table 7-15. EEPROM Address Map Table 7-15. EEPROM Address Map QPIT Factory QPIT Factory Address Field Description Address Field Description Setting Setting Setting Setting 0xa3 0x00 0x00 0xba 0x00 0xa4 0x00 0x00 0xbb 0x00...
  • Page 157 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Table 7-15. EEPROM Address Map Table 7-15. EEPROM Address Map QPIT Factory QPIT Factory Address Field Description Address Field Description Setting Setting Setting Setting 0xce 0x00 0x00 0xd4 Panel Initial setting for “Index” print mode (1)
  • Page 158 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Table 7-15. EEPROM Address Map Table 7-15. EEPROM Address Map QPIT Factory QPIT Factory Address Field Description Address Field Description Setting Setting Setting Setting 0xd8 Panel Initial setting for “One” print mode (2) 0x00...
  • Page 159 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Table 7-15. EEPROM Address Map QPIT Factory Address Field Description Setting Setting 0xf1 0x00 0x00 0xf2 0x00 0x00 0xf3 0x00 0x00 0xf4 0x00 0x00 0xf5 0x00 0x00 0xf6 0x00 0x00 0xf7 0x00 0x00 0xf8...

  • Page 160: Parts List And Exploded Diagram

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 7.2 Parts List and Exploded Diagram Table 7-16. Parts List Code Name 7.2.1 Stylus PHOTO 895/785EPX FOOT C.P.SCREW(B010103311) Table 7-16. Parts List C.B.S. SCREW(B300204211) Code Name C.B.(O) SCREW,4X5,F/ZG INDIVIDUAL CARTON BOX C,B,S-TITE R.SCREW,3X6,F/UC PAD,ACCESSORY C.B.P-TITE SCREW,3X8,F/ZN...
  • Page 161 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Table 7-16. Parts List Table 7-16. Parts List Code Name Code Name SHEET,LCD;B SHAFT,PULLEY,DRIVEN SHEET,LCD,UPPER;B BUSHING,PULLEY,DRIVEN SHEET,LCD,MIDDLE;B HOLDER,PULLEY,DRIVEN SHEET,LCD,LOWER;B COMPRESSION SPRING,5.85 BOARD ASSY., MAIN COMPRESSION SPRING,19.6 BOARD ASSY., POWER INSULATOR,MOTOR,CR WIRE HARNESS SPACER,INSULATOR WIRE HARNESS SPURGEAR,73.6...
  • Page 162 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Table 7-16. Parts List Table 7-16. Parts List Code Name Code Name SHAFT,ROLLER,DRIVEN COMPRESSION SPRING,2.94;B HOLDER,STARWHEEL,FRONT;B MOTOR ASSY.,ASF HOLDER,STARWHEEL,REAR TRAY,IS;B STARWHEEL ASSY.,8;E POROUS PAD,INK EJECT,CAP,LOWER;D ROD SPRING,STAR WHEEL SHEET,PROTECTION;SMALL STARHWEEL,8;B C.B.S-TITE(P4),3X6,F/ZN PAPER GUIDE,LEFT;B ROLLER,DRIVEN HOLDER,STARWHEEL,EJ;B...
  • Page 163 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Table 7-16. Parts List Table 7-16. Parts List Code Name Code Name LEVER,PG IDLE ROLLER C.P.SCREW(B010109511) HOLDER,IDLE ROLLER FRAME,ASF SPRING,HOLDER,IDLE ROLLER HOPPER;B DOUBLE SIDED TAPE,88X20 PAD,HOPPER COVER,ROLLER,LD COMPRESSION SPRING,4.80 GROUNDING PLATE,HEAD FFC TORSION SPRING,36.8...
  • Page 164 For JPN For JPN No.01 10304 Rev.03 PM-790PT/EPSON STYLUS PHOTO 785EPX,895...
  • Page 165 Without JPN,ETT No.02 10304 For JPN PM-790PT/EPSON STYLUS PHOTO 785EPX,895 Rev.01...
  • Page 166 For EAI,LATIN Wi t hout ASP MECHA (EAI,LATIN onl y ) No.03 10304 Rev.02 PM-790PT/EPSON STYLUS PHOTO 785EPX,895...
  • Page 167 PM-790PT/EPSON STYLUS PHOTO 785EPX,895 No.04 Rev.08 10304 C408-MECH-043...
  • Page 168 For ESP,ECC,ETT No.5 10304 PM-790PT/EPSON STYLUS PHOTO 785EPX,895 Rev.02...

  • Page 169: Stylus Photo 915/825

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Stylus PHOTO 915/825 7.2.2 Table 7-17. Parts List Code Name Table 7-17. Parts List C.B.S. SCREW(B300204211) Code Name C.B.(O) SCREW,4X5,F/ZG INDIVIDUAL CARTON BOX C,B,S-TITE R.SCREW,3X6,F/UC PAD,ACCESSORY C.B.P-TITE SCREW,3X8,F/ZN PLASTIC PROTECTIVE BAG,460X800X0.03T C.B.S. SCREW(B300204311) PAD,CR C.F.S-TITE,3X8,F/ZN...
  • Page 170 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Table 7-17. Parts List Table 7-17. Parts List Code Name Code Name SHEET,LCD,MIDDLE;B COMPRESSION SPRING,19.6 SHEET,LCD,LOWER INSULATOR,MOTOR,CR BOARD ASSY., MAIN SPACER,INSULATOR BOARD ASSY.,POWER ROLLER,PF,ASSY. WIRE HARNESS BUSH,ROLLER,PF,RIGHT WIRE HARNESS CARRIAGE;C POWER CABLE SHAFT,CR,GUIDE BOARD ASSY.,PANEL SLIDER,CR BOARD ASSY.,PANEL...
  • Page 171 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Table 7-17. Parts List Table 7-17. Parts List Code Name Code Name BUSHING,FASTEN,COMBINATION GEAR GROUNDING PLATE,PC CARD COMBINATION GEAR,16,21.6 SHIELD PLATE,P/B,UPPER PUSHING NUT,2 SPRING,SHUTTER,PC CARD HEXAGON NUT,NORMAL,M3 EDGE GUIDE;E LEVER,PG,SUPPORT HOUSING SUPPORT,PC CARD LEAF SPRING(B101254590) SHIELD PLATE,P/B,SUPPORT TORSION SPRING,63.7...
  • Page 172 EPSON Stylus PHOTO 895/785EPX/915/825 Revision B Table 7-17. Parts List Code Name PLATE SPRING,COVER,CARTRIDGE +.BIND B-TITE SEMS W2,2.5X5,F/ZB POROUS PAD,INK EJECT,UPPER;B STOPPER,PAPER GUIDE,LOWER SUPPORT PLATE,HOLDER SHAFT;C IDLE ROLLER HOLDER,IDLE ROLLER;B SPRING,HOLDER,IDLE ROLLER DOUBLE SIDED TAPE,88X20 COVER,ROLLER,LD GROUNDING PLATE,HEAD FFC HOLDER,SHAFT ASSY.
  • Page 173 EPSON STYLUS PHOTO 825/915 No.01 Rev.01 C498-CASE-001...
  • Page 174 EPSON STYLUS PHOTO 825/915 No.02 Rev.01 C498-CASE-002...
  • Page 175 EPSON STYLUS PHOTO 825/915 No.03 Rev.01 C498-ELEC-001...
  • Page 176 For EAI,LATIN EPSON STYLUS PHOTO 825/915 No.04 Rev.01 C498-MECH-001...
  • Page 177 EPSON STYLUS PHOTO 825/915 No.05 Rev.01 C498-MECH-002...
  • Page 178 ESPON STYLUS PHOTO 825/915 C498-MECH-003 Rev.01 No.06...
  • Page 179 Except ESPON STYLUS PHOTO 825/915 C498-MECH-004 Rev.01 No.07...
  • Page 180 EPSON STYLUS PHOTO 825 / 915 No.08 Rev.02 C498-MECH-0051...
  • Page 181 For ECC,ETT For 220v,240v EPSON STYLUS PHOTO 825 / 915 Rev.01 No.9 C498-PACK-001...

  • Page 183: Electrical Circuits

    EPSON Stylus PHOTO 895/785EPX/915/825 Revision B 7.3 Electrical Circuits The electric circuit diagrams below are shown at the following pages: C408 MAIN control circuit board (1/2) C408 MAIN control circuit board (2/2) C498 MAIN control circuit board (1/2) C498 MAIN control circuit board (2/2)

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