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Epson PhotoPC 800 Service Manual
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Epson PhotoPC 800 Service Manual

Epson PhotoPC 800 Service Manual

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Digital Still Camera
EPSON PhotoPC 800
®
SEDC99002

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Summary of Contents for Epson PhotoPC 800

  • Page 1 6(59,&( 0$18$/ 6(59,&( 0$18$/ 6(59,&( 0$18$/ 6(59,&( 0$18$/ Digital Still Camera EPSON PhotoPC 800 ® SEDC99002...
  • 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 2. MAKE CERTAIN THAT THE SOURCE VOLTAGES IS THE SAME AS THE RATED VOLTAGE, LISTED ON THE SERIAL NUMBER/RATING PLATE. IF THE EPSON PRODUCT HAS A PRIMARY AC RATING DIFFERENT FROM AVAILABLE POWER SOURCE, DO NOT CONNECT IT TO THE POWER SOURCE.
  • Page 4 Provides the step-by-step procedures for troubleshooting. CHAPTER 4. DISASSEMBLY AND ASSEMBLY Describes the step-by-step procedures for disassembling and assembling the product. CHAPTER 5. ADJUSTMENTS Provides Epson-approved methods for adjustment.. CHAPTER 6. MAINTENANCE Provides preventive maintenance procedures. APPENDIX Provides Circuit Boards and Shematics.
  • Page 5 Revision Status Revision Issued Date Description June 10, 1999 First Release...

  • Page 6: Table Of Contents

    EPSON PhotoPC 800 Revision A Table of Contents Product Description Trouble Shooting Features ......................9 Overview ...................... 53 Exterior View ....................11 Troubleshooting.................... 53 Camera has no power ................53 Functions Specification................. 12 No Shooting .................... 54 Image Data....................12 Image can not be taken................
  • Page 7 EPSON PhotoPC 800 Revision A CCD Defect Detect Adjustment............... 85 LCD Panel Adjustment ................85 LCD H AFC Adjustment ................86 Uploading the Firmware ................88 Maintenance Preventive Maintenance ................91 Check Points ................... 91 Appendix Connections among Boards ................. 93 Component Layoust of Circuit Boards............
  • Page 8 & + $ 3 7 ( 5 PRODUCT DESCRIPTION...

  • Page 9: Product Description

    † Built-in flash with automatic, forced flash, flash off, and Slow Synchro EPSON PhotoPC800 is a compact high-performance digital still camera with Flash (for taking pictures at night or in dark places) 2.1 Mega pixel color CCD. Major features of this camera are as follows.
  • Page 10 EPSON PhotoPC 800 Revision A „ Supported Printer: EPSON Stylus Photo, EPSON Stylus Photo EX, HARDWARE EPSON Stylus Photo700, EPSON Stylus Photo † 750, EPSON Stylus Photo 1200, EPSON Stylus High resolution CCD: 2.1 Mega pixel CCD Color 740. †...

  • Page 11: Exterior View

    EPSON PhotoPC 800 Revision A 1.2 Exterior View OPTIONS † Dimension: 113mm x 67.5 x 36mm See below for the optional products. † † Weight: 235g (Batteries and strap are not included) Cables for connecting with PC † Others: Tripod socket is available for installing the tripod.

  • Page 12: Functions Specification

    Electric iris with mechanical shutter 1/30 second to 1/750 second (auto flash and forced flash modes), 1/2 second to 1/750 second (flash off mode) Basic specifications of PhotoPC 800 is as follows. † Exposure control: Divided brightness metering Program Auto, Spot metering Program Auto, 1.3.1 Image Data...

  • Page 13: Shooting Mode

    EPSON PhotoPC 800 Revision A † 1.3.2 Shooting Mode Interval shooting „ † Shooting minimum interval; 10 seconds (except Hypict and recording LCD Shooting mode setting) „ TTL image play (Play back rate 1/30 sec) „ Shooting minimum interval ; 20 seconds (except Hypict and recording „...

  • Page 14: Function Display And Other

    EPSON PhotoPC 800 Revision A 1.3.4 Function Display and Other NOTE: However, Timer IC operates when the battery is installed. When the batteries are exchanged, the time will be kept counted for 30- † LCD Monitor: 1.8 inch TFT color LCD monitor (110K pixels: 5142 x 218 minutes until the the electricity in the capacitor runs out.

  • Page 15: Gui Menu Operation

    EPSON PhotoPC 800 Revision A † 1.3.5 GUI Menu Operation Memory setting „ Directory selection 1.3.5.1 Shooting „ Adding the expansion function Following shooting modes are available by using the dial switch. „ Initializing the memory card 1. SETUP Mode V/F SHOOTING MODE 2.
  • Page 16 EPSON PhotoPC 800 Revision A „ Audio recording LCD SHOOTING MODE † Manual; For experienced users who want complete control over the Using the LCD monitor allows the user to verify the whole image before camera’s wide array of settings and features. Available settings are;...
  • Page 17 EPSON PhotoPC 800 Revision A 1.3.5.2 Process after shooting (common with LCD shooting PLAYBACK MODE mode) † † Normal playback Image check „ Writing to the memory card/Erasing previous picture (Only at normal Displayed information shooting) Image No. Date and Time †...

  • Page 18: Processing Time

    EPSON PhotoPC 800 Revision A 1.3.6 Processing Time 1.3.7.2 Storage capacity of Compact Flash card Table 1-5. Storage capacity of each Compact Flash Card (Use as Table 1-3. Photo processing time (approximate) reference value) Interval time for Time (seconds) Replay time...

  • Page 19: External Interface

    EPSON PhotoPC 800 Revision A 1.3.8 External Interface † Video output Table 1-7. Signal Name for Serial Communication Interface NTSC/PAL video output PhotoPC-800 DOS/V side to Printer/Mac. to Modem † Inlet for DC power supply:DC input terminal for AC adapter...

  • Page 20: Power Supply

    EPSON PhotoPC 800 Revision A 1.3.9 Power Supply † Battery Ni-MH rechargeable battery (x2) Output voltage: 1.2V x 2 (2.4V) Volume: 1450mA/per one battery NOTE: Manganese battery can not be used.Although Alkaline battery can be used, it is not recommended.

  • Page 21: Indication And Switch Function

    EPSON PhotoPC 800 Revision A 1.4 Indication and Switch Function 1.4.1.1 Switches Table 1-9. Switches 1.4.1 Indication and Switch Name Functions Figure below shows switches and indications. • Power and setting switch • 7-mode rotary switch *Special shooting mode (Continuous/interval VF&shooting...
  • Page 22 EPSON PhotoPC 800 Revision A 1.4.1.2 Display Panel 1.4.1.3 Displays for Shooting Condition Picture below shows the display panel. There are several color frame indicators showing current capturing mode on the LCD monitor in the LCD shooting mode and special and continuous shooting modes.
  • Page 23 EPSON PhotoPC 800 Revision A 1.4.1.4 Lamp Indications Table 1-12. Lamp Condition Status Lamp (Red) Status Lamp (green) Status Lamp (orange) Shooting Lamp (green) Timer Lamp (red) Ready Focus Blink (0.2s) Flocus lock VF shooting when the lens Blink (0.8s) Shuts down after...

  • Page 24: List Of Setting Items

    EPSON PhotoPC 800 Revision A 1.4.2 List of Setting Items The table below shows the available settings for VF shooting mode and LCD shooting mode. Table 1-13. VF, LCD shooting at full auto mode Dial switch Replacing Replacing Shut down when...
  • Page 25 EPSON PhotoPC 800 Revision A Table 1-14. VF, LCD shooting at program mode Dial switch Replacing Replacing Shut down when operation Power saving batteries batteries Dial switch OFF the battery power (during shooting function (Effective Super (invalid super is low...
  • Page 26 EPSON PhotoPC 800 Revision A Table 1-15. VF, LCD shooting at manual mode Dial switch Replacing Replacing Shut down when operation Power saving batteries batteries Dial switch OFF the battery power (during shooting function (Effective Super (invalid super is low...
  • Page 27 EPSON PhotoPC 800 Revision A Table 1-16. Playback Dial switch Replacing Replacing Shut down when operation Power saving batteries batteries Dial switch OFF the battery power (during shooting function (Effective Super (invalid super is low mode) capacitor ) capacitor) Slide setting...

  • Page 28: Accessories

    EPSON PhotoPC 800 Revision A 1.5 Accessories 1.5.1.2 Connection Cable for Macintosh † Length: 1.5m † 1.5.1 Included Cables Connector „ Camera side: 14-pin dual line terminal (female) 1.5.1.1 Connection Cable for DOS/V „ PC side: 8-pin, mini-DIN (male) †...

  • Page 29: Other Accessories

    EPSON PhotoPC 800 Revision A 1.5.1.3 USB Interface Cable 1.5.1.4 Video Cable † † Length: 1.5m Length: 1.5m † † Connector: Connector: mini-pin, RCA „ Camera side: 14-pin dual line terminal 1.5.2 Other accessories „ PC side: † Soft camera case (TBD) †...

  • Page 30: Specification For Options

    USAGE PLACE † Input: AC100-240V, 50-60Hz † Environment: Home, Office, Outside † Output: DC1.2V, 490mA x 4 † Water proof:Not available † Compatible batteries:EPSON Ni-MH Batteries (Model EU-24) † Charging time: 4 batteries: Approx. 3.5H Product Description Specification for Options...

  • Page 31: Safety Standard And Reliability

    EPSON PhotoPC 800 Revision A 1.8 Safety Standard and Reliability EMI AND SAFETY STANDARDS † USA: FCC part15 subpart B class B † Canada:CSA C108.8 class B † Europe: EMC Directive 89/336/EEC (CE-marking) EN5502 Class B EN61000-3-2 (when using the AC adapter)

  • Page 32: Operating Principle

    & + $ 3 7 ( 5 OPERATING PRINCIPLE...

  • Page 33: Board Component

    EPSON PhotoPC 800 Revision A 2.1 Board Component Table 2-1. Functions of each board Board Function Major component of PhotoPC800 consists of electric circuit and lens ASSY. 8 bit microprocessor (driven at 4MHz) Figure below shows major electric boards and explains their functions.

  • Page 34: Operating Principles Of The Circuit Boards

    EPSON PhotoPC 800 Revision A 2.2 Operating principles of the Circuit Boards The figure below shows the block diagram of all boards in PhotoPC-800. Subject Figure 2-2. Block Diagram Operating Principle Operating principles of the Circuit Boards...

  • Page 35: Ca1 Circuit Operation

    EPSON PhotoPC 800 Revision A 2.2.1 CA1 Circuit Operation 2.2.1.2 IC903 Specification of the CCD(charged-Coupler Device) is shown below. 2.2.1.1 Overview † Structure CA1 board consists of the following ICs. „ CCD Image Sensor Interline type „ IC903 (LZ21N3): CCD imager „...
  • Page 36 EPSON PhotoPC 800 Revision A CCD block diagram and terminals are shown below. Ye is yellow detection cell, Table 2-2. CCD Pin Description Mg is Magenta detection cell, CY is Cyan detetion cell and G is green detection Terminal Terminal cell.
  • Page 37 EPSON PhotoPC 800 Revision A 2.2.1.3 IC902 (H Driver) and IC904 (V Driver) 2.2.1.4 IC905 (CDS, AGC Circuit, A/D Converter) An H driver (IC902) and V driver (IC904) are necessary in order to generate the The video signal which is output from the CCD is input to Pins (26) and (27) of clocks (vertical transfer clock, horizontal transfer clock and electronic shutter IC905.
  • Page 38 EPSON PhotoPC 800 Revision A 2.2.1.5 Transfer of Electric Charge by the Horizontal CCD Reset gate pulse 13V Pre-charge drain bia The transfer system for the horizontal CCD emplays a 2-phase drive method. The electric charges sent to the final stage of the horizontal CCD are transferred to the floating diffusion, as shown in the figure below.
  • Page 39 EPSON PhotoPC 800 Revision A 2.2.1.6 Lens Drive Clock Table 2-5. Focus Motor specification † Shutter drive: Item Contents The two control signals (SIN1, SIN2) which are output from the ASIC Method Stepping Motor expansion port (IC106) are converted into drive pulses (SOUT1, SOUT2) ±...
  • Page 40 EPSON PhotoPC 800 Revision A Shutter Motor Iris Motor Focus Motor Figure 2-11. Lens Drive Circuit Block Diagram Operating Principle Operating principles of the Circuit Boards...

  • Page 41: Ca2 Circuit Description

    EPSON PhotoPC 800 Revision A 2.2.2 CA2 Circuit Description 2.2.2.1 Outline of Operation When the shutter opens, the reset signals (ASIC and CPU) and the serial signals (“take a picture” commands) from the 4-bit microprocessor are input and operation starts. When the TG/SG drives the CCD, picture data passes through the A/D and CDS, and is then input to the ASIC as 10-bit data.
  • Page 42 EPSON PhotoPC 800 Revision A „ 2.2.2.2 Circuit Description This is the interface for the 8-bit microprocessor. † Digital Clamp „ The optical black section of the CCD extracts averaged values from the PIO/PWM/SIO for LCD subsequent data to make the black level of the CCD output data uniform 8-bit parallel input and output makes it possible to switch between for each line.

  • Page 43: Sy1 Circuit Description

    EPSON PhotoPC 800 Revision A 2.2.3 SY1 Circuit Description 2.2.2.3 LCD Block During monitoring, YUV conversion is carried out for the 10-bit CCD data which 2.2.3.1 Configuration and Functions is input from the A/D conversion block to the ASIC and is then transferred to the DRAM so that the CCD data can be displayed on the LCD.
  • Page 44 EPSON PhotoPC 800 Revision A Table 2-7. 8-bit Microprocessor Port Specification Table 2-8. 8-bit Microprocessor Port Specification Signal Name Outline Signal Name Outline CHG VOL Strobe charge voltage input (analog input) 57-59 SCAN IN4-6 Keymatrix input NOT USED Connect to GND...
  • Page 45 EPSON PhotoPC 800 Revision A 2.2.3.2 Internal Communication Bus The SY1 circuit board carries out overall control of camera operation by Table 2-9. 8-bit Microprocessor Port Specification detecting the input from the keyboard and the condition of the camera circuits.
  • Page 46 EPSON PhotoPC 800 Revision A 2.2.3.3 Key Operation (Key Matrix) 2.2.3.4 Power Supply Control For details of the key operation, refer to the instruction manual. The 8-bit microprocessor controls the power supply for the overall system. The following is a description of how the power supply is turned on and off. When Table 2-10.
  • Page 47 EPSON PhotoPC 800 Revision A Table 2-12. Power Supply Control Driver/ SPARC MEMO 8bit MODE ASIC Recei MONIT LITE Power switch 4MHz Auto power down Shutter → switch 4MHz Resoluti Flash, Self 4MHz timer switch 4MHz SPECIAL PLAY 4MHz DIRECT...

  • Page 48: Pw1 Power Circuit Description

    EPSON PhotoPC 800 Revision A 2.2.4 PW1 Power Circuit Description 2.2.4.1 Outline This is the main power circuit and is comprised of the following blocks. „ Switching controller( IC501, IC502) „ Digital and analog system and LCD 5.0 V system power output (L5010, Q5002, D5013, C5061) „...
  • Page 49 EPSON PhotoPC 800 Revision A † 2.2.4.2 Description of each block on the PW1 circuit Analog and LCD System Power Output 13.0V (A), -7.0V (A), 12.4 V (L) and 15V (L) are output. Feedback for the † Switching Controller (IC501) 13.0V (A) with view mode and 12.4V (L) with play mode is provided to the...
  • Page 50 EPSON PhotoPC 800 Revision A 2.2.4.3 PW1 Strobe Circuit Description generates a drive pulse with a frequency of approximately 50-100 kHz. Because self-excited light omission is used, the oscillation frequency Figure below shows the block diagram of Strobe circuit. changes according to the drive conditions.
  • Page 51 EPSON PhotoPC 800 Revision A PW1 board has a danger of getting electric shock because of C5412. Hold the edges of this board and never touch the board surface when you handle this board. Discharge the charged energy of C5412 for safety before handling this board.
  • Page 52 & + $ 3 7 ( 5 TROUBLE SHOOTING...

  • Page 53: Overview

    EPSON PhotoPC 800 Revision A 3.1 Overview 3.2 Troubleshooting There is no function to indicate an error on this camera. Code indications, Here shows the checking procedure for the malfunction unit or parts from the which sometimes are indicated on the LCD when the camera is in abnormal abnormal symptom.

  • Page 54: No Shooting

    EPSON PhotoPC 800 Revision A 3.2.3 Image can not be taken Table 3-2. Check points when the camera has no power Procedure Table 3-4. Image can not be taken Check-point Judgement Solution order Procedure Check 80-pin (XIN) Check-point Judgement Solution Check X3001.
  • Page 55 & + $ 3 7 ( 5 DISASSEMBLY AND ASSEMBLY...

  • Page 56: Overview

    Required Adjustment Maintenance This section describes disassembly and assembly for major components of 1. Initialization PhotoPC 800. Since the assembly process is relatively complicated, procedure 2. AWB 5100K adjustment for disassembly and assembly are explained individually. 3. Color Matrix adjustment 4.

  • Page 57: Equipment And Tools

    EPSON PhotoPC 800 Revision A 4.1.2 Equipment and Tools Table 4-2. Criterion of First and Second Maintenance Service Performed Required Adjustment Maintenance The table below shows the recommended tools for repair service. Note) If you replace the elements on Table 4-3. Equipment the PW1 board, perform the following adjustment.(these will be 2nd...

  • Page 58: Disassembly And Assembly

    EPSON PhotoPC 800 Revision A 4.2 Disassembly and Assembly Although adjustment operation can be done by PC/AT Flow chart below shows disassembly procedure. compatible PC with 80486 or higher processor, Mac. PC can not be used for adjustment. Figure 4-1. Flow chart „...
  • Page 59 EPSON PhotoPC 800 Revision A 4.2.0.1 Cabinet Parts Removal 4.2.0.2 Releasing the electricity from the Capacitor The figure 4-2 shows disassembling of Cabinet Assembly (Rear, Front and Following shows how to release the electricity from the electrolytic capacitor Top), Cover Battery and Cover CF. When removing the parts, follow the (C5412) on the PW1 board.
  • Page 60 EPSON PhotoPC 800 Revision A 4.2.0.3 CA1 Board and Lens Assembly Removal 1.Screw 1.7 x4 Here explains disassembly of CA1 board and Lens Assembly. Follow the order JEP-2 shown in the figure. 2.Control Panel When assembling the optical filter, be careful of its direction, since it has a determined direction to be installed.
  • Page 61 EPSON PhotoPC 800 Revision A 4.2.0.4 SY1 Board and LCD Monitor Removal Here shows SY1 board and LCD monitor removal. Since the numbers in the When replacing the CA1 board, refer to Chapter 5 figure show the disassembly order, follow that order.
  • Page 62 EPSON PhotoPC 800 Revision A NOTE: If only PW1 board is replaced or removed, it it not necessary to 4.2.0.5 CA2 Board and PW1 Board Removal remove the solder of earth terminal on the CA2 side. Here shows the removal of CA2 board, PW1 board, the holder battery and holder lens.

  • Page 63: Assembly Procedure

    EPSON PhotoPC 800 Revision A 4.3 Assembly Procedure Holder of ASSY Lens 4.3.1 Assembling the Lens Assembly 1. Make sure that there is no dust or scar on the surface of the filter. If Holder necessary, sweep with a cloth damped with diluted alcohol and install the filter into the holder of ASSY lens.

  • Page 64: Earth Terminal Installation Between Ca2-Pw1 Boards

    EPSON PhotoPC 800 Revision A 4.3.2 Earth Terminal installation between CA2-PW1 Boards 1. Fix the Earth Terminal with Stand to the Holder Lens by one screw (1.7x4). 2. Solder the Earth Terminal to the board. Solder with Shield Tape Solder to the land of PW1/CA2 board...

  • Page 65: Installing The Holder Monitor And Microphone

    EPSON PhotoPC 800 Revision A 4.3.3 Installing the Holder Monitor and Microphone 3. Stick “Heat Sink A” on the Heat Sink Rubber. NOTE: When sticking the “Heat Sink Rubber A” to “Heat Sink Rubber B”, Stick them so that the “PB” of rubber B can match the “PB” of the Heat sink A rubber A.

  • Page 66: Installing The Ca1 Board

    EPSON PhotoPC 800 Revision A 4.3.4 Installing the CA1 Board 1. Form the lead wires. Holder Lens 2. Connect the FPC from the CA2 board to the connector on the CA1 board. NOTE: Open the lock of the connector upward completely and insert FPC straight until it stops.

  • Page 67: Installing The Lcd Monitor

    EPSON PhotoPC 800 Revision A 4.3.5 Installing the LCD Monitor 3. Stick “Heat Sink A” to “Heat Sink Rubber A”. 4. Connect the FPC of LCD to the connector on the CA2 board. Install the 1. Solder the lead wire coming from the CA2 board to the CA1 board.

  • Page 68: Installing The Holder Cf

    EPSON PhotoPC 800 Revision A 4.3.6 Installing the Holder CF Fix the “Holder CF” to the “Holder Lens, Holder Batt” with 3 screws (1.7 x 4, ± black). (Tightening torque: 1.2 0.2 kgf-cm) Form the buzzer harness under the SY1 board.

  • Page 69: Installing The Shield Tape

    EPSON PhotoPC 800 Revision A 4.3.7 Installing the Shield Tape 1. Stick the Adhesive tape to the Holder LCD on the SY1 board. Shield Tape 2. Stick the “Shield Tape” to the top side of SY1 board from the side of the “Holder Lens”...

  • Page 70: Installing Cover Battery

    EPSON PhotoPC 800 Revision A 4.3.8 Installing Cover Battery 4.3.9 Installing Unit Control Panel 1. Put the FPC of “Unit Control Panel” to the LCD below. Fix the “Cover Battery” to the “Holder CF” by 4 screws (1.7 x 4, black).

  • Page 71: Installing Cabinet

    EPSON PhotoPC 800 Revision A 4.3.10 Installing Cabinet 3. Fix the “DEC Right” to the “Holder Batt” by one screw (1.7x4). (Tightening ± torque: 1.3 0.2 kgf-cm) 1. Install the “Cabinet Top” on the SY1 board. (Positioning points; 4 ) 4.
  • Page 72 EPSON PhotoPC 800 Revision A 6. Attach the Pad to the back side of Cabinet Front. (2 positions) Mark Mark Note) **Attaching dis21 guide line dis22 Figure 4-23. Attaching the PAD Figure 4-24. Forming for Harness of Cabinet Front 7. Connect the harness of “Cabinet Front” to the connector of SY1 board, then form the harness so that the harness does not hang over the flash.
  • Page 73 EPSON PhotoPC 800 Revision A Screw (1.7x4) Screw (1.7x4) Cover Battery Screw dis23 (1.7x4) Screw (1.7x4) ± 11. Fix “Stand” with 2 screws (1.7 x 4). (Tightening torque: 1.6 0.2 kgf-cm) 12. Fix “Cabinet Front” and “Cabinet Back” with 4 screws (1.7 x 4) (Tightening ±...

  • Page 74: Adjustment

    & + $ 3 7 ( 5 ADJUSTMENT...

  • Page 75: Overview

    EPSON PhotoPC 800 Revision A 5.1 Overview Table 5-1. Criterion of First/Second Maintenance Service Performed Required Adjustment Maintenance Here explains various required adjustments of PhotoPC-800. Refer to the 1.Initialization Table5-1 and perform appropriate adjustment, if corresponding parts are 2. AWB 5100K adjustment replaced in Chapter 4.

  • Page 76: Getting Ready For Adjustment

    EPSON PhotoPC 800 Revision A 5.1.1 Getting Ready for Adjustment Table 5-2. Criterion of First/Second Maintenance This section explains the setting-up of camera and PC for adjustment. Follow the procedure below and complete the setting-up before you start the Service Performed...
  • Page 77 EPSON PhotoPC 800 Revision A „ Error message “Camera is not connected” will be displayed, when you try to activate the program without To COM1 or COM2 turning the power of the camera On. serial port „ When using the Color Viewer, turn on the switch and wait for 30 minutes for aging to take place before using Color Pure.

  • Page 78: Adjustment

    EPSON PhotoPC 800 Revision A 5.2 Adjustment 3. Select “Yes” and perform initialization. A few seconds later, the screen below will appear. 5.2.1 Initialization Operation This section explains initialization, which must be done before adjustment. Unlike the previous models, even after initialization is performed, various adjustment values are not cleared in PhotoPC-800.

  • Page 79: Positions For Measuring And Adjusting On The Pw1 Board

    EPSON PhotoPC 800 Revision A 5.2.2 Positions for measuring and adjusting on the PREPARATION PW1 Board 1. Connect CN104 on the CA2 board and CN502 on the PW1 board with When replacing the PW1 board, it is not necessary to perform this adjustment.
  • Page 80 EPSON PhotoPC 800 Revision A 5.2.2.2 IC502 Oscillation Frequency Adjustment 5.2.2.4 3.3V (D) A Voltage Adjustment SETTING SETTING † † Measuring Point: CL532 or Q5008 collector Measuring Point: CL533 or CL534 † † Measuring Equipment: Frequency counter Measuring Equipment: Digital voltmeter †...
  • Page 81 EPSON PhotoPC 800 Revision A 5.2.2.6 12.4V (L) Voltage Adjustment 1 5.2.2.8 5.8V (L) Voltage Adjustment SETTING SETTING † † Measuring Point: CL523 or pin 3 of IC5029 Measuring Point: CL530 or pin 4 of Q5033 † † Measuring Equipment: Digital voltmeter Measuring Equipment: Digital voltmeter †...

  • Page 82: Lens Adjustment

    EPSON PhotoPC 800 Revision A 5.2.3 Lens Adjustment ADJUSTMENT METHOD ± 1. Set the siemens star chart 95cm 3cm so that it becomes center of the PREPARATION screen. Power switch: ON 2. Double-click on the DscCalDi122. 3. Click the Focus, and click the Yes.

  • Page 83: Awb Adjustment

    EPSON PhotoPC 800 Revision A 5.2.4 AWB Adjustment Button for AWB adjustment PREPARATION † Power switch: ON Serial Cable Figure 5-9. Button Location of AWB Adjustment Button ± 18cm Camera 4. AWB adjustment values will appear on the screen. †...

  • Page 84: Color Matrix Adjustment

    EPSON PhotoPC 800 Revision A 5.2.5 Color Matrix Adjustment Button for Color Matrix Adjustment PREPARATION † Power switch: ON Serial Cable Figure 5-11. Button Location of Color Matrix Adjustment ± Camera 5. Color matrix adjustment values will appear on the screen.

  • Page 85: Ccd Defect Detect Adjustment

    EPSON PhotoPC 800 Revision A 5.2.6 CCD Defect Detect Adjustment 5.2.7 LCD Panel Adjustment This adjustment should be performed when the CA2 board or is replaced or PREPARATION IC171 on the CA2 board is replaced. Figure below shows measuring and adjusting points on the A side of CA2 board.

  • Page 86: Lcd H Afc Adjustment

    EPSON PhotoPC 800 Revision A 5.2.8 LCD H AFC Adjustment 5.2.8.1 LCD RGB Offset Adjustment ADJUSTMENT METHOD PREPARATION † Power switch: ON Adjust LCD “RGB offset” so that the amplitude of the CL159 waveform is 6.8 V ± 0.3Vp-p. ADJUSTING METHOD 1.
  • Page 87 EPSON PhotoPC 800 Revision A 5.2.8.2 LCD Gain Adjustment 5.2.8.3 LCD Blue Brightness Adjustment ADJUSTING METHOD ADJUSTING METHOD ± ± Adjust LCD “Gain” so that the amplitude of the CL159 waveform is 4.2 0.2Vp- Adjust LCD “B Bright” so that the amplitude of the CL157 waveform is 0.2V...

  • Page 88: Uploading The Firmware

    ADJUSTING METHOD on page -76) ± 2. Store the Firmware which is provided from SEIKO EPSON to the Adjust LCD “R Bright” so that the amplitude of the CL158 waveform is 0.2V appropriate hard disk. (Firmware is usually bin. file and compressed) with respect to the CL159 (VG) waveform.
  • Page 89 EPSON PhotoPC 800 Revision A 6. LED located on the front side of the camera blinks for 20 seconds to indicate that the uploading is being performed correctly. (If SY1 board is removed, LED does not blink) „ If the power supply stops or the serial communication cable comes off during the uploading of Firmware, this may lead to destroy the Flash Memory.

  • Page 90: Maintenance

    & + $ 3 7 ( 5 MAINTENANCE...

  • Page 91: Preventive Maintenance

    EPSON PhotoPC 800 Revision A 6.1 Preventive Maintenance Table 6-1. Items to check PhotoPC-800 does not require specific maintenance such as lubrication or Check Points Check cleaning on a regular basis. However, it is necessary to perform cleaning according to its necessity if any dirt or fingerprints are found attached on the Is in and out of lens viewfinder free from the finger †...

  • Page 92: Appendix

    & + $ 3 7 ( 5 APPENDIX...

  • Page 93: Connections Among Boards

    EPSON PhotoPC 800 Revision A 7.1 Connections among Boards Following pages show the connections among boards. Appendix Connections among Boards...

  • Page 95: Component Layoust Of Circuit Boards

    EPSON PhotoPC 800 Revision A 7.2 Component Layoust of Circuit Boards Following pages show the component layout of each circuit board. † CA1 Circuit Board † CA2 Circuit Board † SY1 Circuit Board † PW1 Circuit Board Appendix Component Layoust of Circuit Boards...
  • Page 96 ca1_pcb...
  • Page 97 ca2_pcb...
  • Page 98 sy1_pcb...
  • Page 99 pw1_pcb...

  • Page 100: Circuit Shematics

    EPSON PhotoPC 800 Revision A 7.3 Circuit Shematics † CA1 Circuit † CA2 Circuit „ NTSC „ † SY1 Circuit † PW1 Circuit Appendix Circuit Shematics...
  • Page 102 NTSC...

  • Page 106: Exploded Diagram

    EPSON PhotoPC 800 Revision A 7.4 Exploded Diagram Following pages show the exploded diagram of PhotoPC800. Appendix Exploded Diagram...
  • Page 107 SR921/JEP Parts List-1...
  • Page 108 SR921/JEP Parts List-2...

  • Page 109: Simens Star Chart

    EPSON PhotoPC 800 Revision A 7.5 Simens Star Chart Next page is the Simens Star Chart which is necessary for adjustment. Appendix Simens Star Chart...

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