Epson PhotoPC 3000Z User manual

EPSON PhotoPC 3000Z
Digital Still Camera
SEDC00001
®
SERVICE MANUAL
SERVICE MANUALSERVICE MANUAL
SERVICE MANUAL

Notice:
All rights reserved. No part of this manual may be reproduced, stored in a retrieval system, or transmitted in any form or by any means,
electronic, mechanical, photocopying, recording, or otherwise, without the prior written permission of SEIKO EPSON CORPORATION.
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.
The above not withstanding SEIKO EPSON CORPORATION can assume no responsibility for any errors in this manual or the consequences
thereof.
EPSON is a registered trademark of SEIKO EPSON CORPORATION.
General Notice: Other product names used herein are for identification purpose only and may be trademarks or registered trademarks of their
respective owners. EPSON disclaims any and all rights in those marks.
Copyright © 2000 SEIKO EPSON CORPORATION. Printed in Japan.

PRECAUTIONS
Precautionary notations throughout the text are categorized relative to 1) Personal injury and 2) damage to equipment.
The precautionary measures itemized below should always be observed when performing repair/maintenance procedures.
DANGER
1. ALWAYS DISCONNECT THE PRODUCT FROM THE POWER SOURCE AND PERIPHERAL DEVICES PERFORMING ANY MAINTENANCE
OR REPAIR PROCEDURES.
2. NOWORK SHOULD BE PERFORMED ON THE UNIT BY PERSONS UNFAMILIAR WITH BASIC SAFETY MEASURES AS DICTATED FOR
ALL ELECTRONICS TECHNICIANS IN THEIR LINE OF WORK.
3. WHEN PERFORMING TESTING AS DICTATED WITHIN THIS MANUAL, DO NOT CONNECT THE UNIT TO A POWER SOURCE UNTIL
INSTRUCTED TO DO SO. WHEN THE POWER SUPPLY CABLE MUST BE CONNECTED, USE EXTREME CAUTION IN WORKING ON
POWER SUPPLY AND OTHER ELECTRONIC COMPONENTS.
WARNING
1. REPAIRS ON EPSON PRODUCT SHOULD BE PERFORMED ONLY BY AN EPSON CERTIFIED REPAIR TECHNICIAN.
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.
3. ALWAYS VERIFY THAT THE EPSON PRODUCT HAS BEEN DISCONNECTED FROM THE POWER SOURCE BEFORE REMOVING OR
REPLACING PRINTED CIRCUIT BOARDS AND/OR INDIVIDUAL CHIPS.
4. IN ORDER TO PROTECT SENSITIVE MICROPROCESSORS AND CIRCUITRY, USE STATIC DISCHARGE EQUIPMENT, SUCH AS ANTI-
STATIC WRIST STRAPS, WHEN ACCESSING INTERNAL COMPONENTS.
5. REPLACE MALFUNCTIONING COMPONENTS ONLY WITH THOSE COMPONENTS BY THE MANUFACTURE; INTRODUCTION OF
SECOND-SOURCE ICs OR OTHER NONAPPROVED COMPONENTS MAY DAMAGE THE PRODUCT AND VOID ANY APPLICABLE EPSON
WARRANTY.
W ARNING
Signals a precaution which, if ignored, could result
in serious or fatal personal injury. Great caution
should be exercised in performing procedures
preceded by a WARNING heading.
CAUTION
Signals a precaution which, if ignored, could result
in damage to equipment.

PREFACE
This manual describes basic functions, theory of electrical and mechanical operations, maintenance and repair procedures of PhotoPC 3000Z. The
instructions and procedures included herein are intended for the experienced repair technicians, and close attention should be given to the
precautions on the preceding page. Chapters are organized as follows:
CHAPTER 1. PRODUCT DESCRIPTIONS
Provides a general overview and specifications of the product.
CHAPTER 2. OPERATING PRINCIPLES
Describes the theory of electrical and mechanical operations of the product.
CHAPTER 3. TROUBLESHOOTING
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. ADJUSTMENT
Provides adjusting procedures.
CHAPTER 6. MAINTENANCE
Provides check items for maintenance.
CHAPTER 7. APPENDIX
The appendix includes the followings;
-Circuit Board Connection Diagram
-Circuit Board Component Layout
-Circuit Diagram
-Exploded Diagram
-Siemens Star Chart

Revision Status
Revision Date of Issue Description
A April 20, 2000 First Release

EPSON PhotoPC 3000Z Revision A
6
Contents
Chapter 1 Product Descriptions
1.1 Features .............................................................................................. 9
1.1.1 Exterior View ............................................................................. 10
1.2 Functional Specification ................................................................. 11
1.2.1 Image Data ................................................................................ 11
1.2.2 Optics ........................................................................................ 11
1.2.3 Shooting Mode .......................................................................... 11
1.2.4 Playback Mode .......................................................................... 14
1.2.5 Set Up Mode ............................................................................. 14
1.2.6 Video Recording Mode .............................................................. 15
1.2.7 Sound Mode .............................................................................. 15
1.2.8 Communication with PC ............................................................ 15
1.2.9 Memory ..................................................................................... 15
1.2.10 Internal Lock ............................................................................ 16
1.2.11 Miscellaneous .......................................................................... 16
1.3 Indication .......................................................................................... 17
1.3.1 Overview ................................................................................... 17
1.3.2 LCD Panel Indication ................................................................. 18
1.3.2.1 3 Digits 7 Segments -- Specification .................................. 18
1.3.2.2 ISO Sensitivity .................................................................... 19
1.3.2.3 White Balance .................................................................... 19
1.3.2.4 Battery Low Warning .......................................................... 20
1.3.2.5 Exposure Adjustment ......................................................... 20
1.3.2.6 Image Quality (Resolution) ................................................. 20
1.3.2.7 Monochrome ...................................................................... 20
1.3.2.8 Self Timer ........................................................................... 20
1.3.2.9 Flash ................................................................................... 20
1.3.3 LED Condition ........................................................................... 21
1.3.4 LCD Monitor .............................................................................. 22
1.4 Operation .......................................................................................... 23
1.4.1 Switch / Button .......................................................................... 23
1.4.1.1 Button Layout ..................................................................... 23
1.4.2 Sinking Lens Control ................................................................. 24
1.4.3 Setting Stored ............................................................................ 24
1.4.4 Processing Time ....................................................................... 25
1.4.5 File Size and the Number of Pictures ........................................ 25
1.4.5.1 File Size .............................................................................. 25
1.4.5.2 Average Number of Pictures Saved into CF Card .............. 25
1.5 Interface ........................................................................................... 26
1.5.1 External Connection .................................................................. 26
1.5.2 Exclusive Cable ......................................................................... 27
1.5.2.1 Serial Cable (for Windows) ................................................. 27
1.5.2.2 Mac. Serial Cable ............................................................... 28
1.5.2.3 USB Cable .......................................................................... 28
1.5.2.4 A/V Cable ........................................................................... 29
1.6 Power Supply ................................................................................... 30
1.6.1 Battery ....................................................................................... 30
1.6.2 Battery Life (TBD) ..................................................................... 30
1.6.3 Energy Saving Function ............................................................ 30
1.7 Environment Condition ................................................................... 32
1.7.1 Performing Environment & Storing Environment ...................... 32
1.7.2 Power Supply Specification ....................................................... 32
1.7.3 Assumed Performing Environment ........................................... 32
1.8 Safety Standard & Reliability ......................................................... 33
1.8.1 EMI, Safety Standard ................................................................ 33
1.8.2 Reliability Standards ................................................................. 33
1.9 Inhibitions and Cautions ................................................................ 34
Chapter 2 Operating Principles
2.1 Board Component ........................................................................... 36
2.2 Circuit ............................................................................................... 37
2.2.1 CA1 Circuit Description ............................................................. 38
2.2.1.1 Configuration ...................................................................... 39
2.2.1.2 IC903 (CCD) ....................................................................... 39
2.2.1.3 IC902 (H Driver) and IC904 (V Driver) ............................... 41
2.2.1.4 IC905 (CDS, AGC Circuit and A/D Converter) ................... 41
2.2.1.5 Transfer of Electric Charge by the Horizontal CCD ............ 42

EPSON PhotoPC 3000Z Revision A
7
2.2.2 CA2 Circuit Description ............................................................. 43
2.2.2.1 Circuit Description .............................................................. 44
2.2.2.2 Outline of Operation ........................................................... 44
2.2.2.3 LCD Block .......................................................................... 45
2.2.2.4 Lens Drive Block ............................................................... 45
2.2.3 PW1 Circuit Description ............................................................ 46
2.2.3.1 Circuit Description .............................................................. 46
2.2.3.2 Strobe CIrcuit Description .................................................. 47
2.2.4 SY 1 Circuit Description ............................................................ 49
2.2.4.1 Configuration and Functions .............................................. 49
2.2.4.2 Internal Communication Bus .............................................. 51
2.2.4.3 Power Supply Control ......................................................... 51
Chapter 3 Troubleshooting
3.1 Overview ........................................................................................... 54
3.1.1 LED Indication on Various Conditions ....................................... 54
3.2 Troubleshooting .............................................................................. 55
Chapter 4 Disassembly and Assembly
4.1 Overview ........................................................................................... 58
4.1.1 Caution ...................................................................................... 58
4.1.2 Tools .......................................................................................... 59
4.2 Disassembly ..................................................................................... 60
4.2.1 Cabinet Back / Front, TB2/3, ST1 Board Removal .................... 61
4.2.2 Discharging Electrolytic Capacitor ............................................. 61
4.2.3 Removal of SY1 and LCD ......................................................... 62
4.2.4 Removal of CA1/2 Board and Lens Assembly .......................... 62
4.2.5 Removal of Holder Battery and PW1 Board .............................. 63
4.3 Assembly .......................................................................................... 64
4.3.1 Assembling the Lens Assembly ................................................ 64
4.3.2 Installing the SY1 Board ............................................................ 65
4.3.3 Installing the CABINET TOP ..................................................... 66
4.3.4 Installing the TB1 Board ............................................................ 67
4.3.5 Installing the Board Unit ............................................................ 68
4.3.6 Installing the CABINET BACK ................................................... 69
Chapter 5 Adjustment
5.1 Overview .......................................................................................... 71
5.1.1 Preparation for Adjustment ....................................................... 72
5.2 Adjustment ....................................................................................... 74
5.2.1 Initial Operation ......................................................................... 74
5.2.2 PW1 Board Adjustment ............................................................. 75
5.2.2.1 PW1 Board Measurement / Adjustment Points .................. 75
5.2.2.2 IC501 Oscillation Frequency Adjustment ........................... 75
5.2.2.3 5.1V (A) Voltage Adjustment .............................................. 75
5.2.2.4 13.0V (L) Voltage Adjustment ............................................ 76
5.2.3 Lens Adjustment ....................................................................... 76
5.2.4 AWB Adjustment ....................................................................... 77
5.2.5 Color Matrix Adjustment ............................................................ 78
5.2.6 CCD Defect Detect Adjustment ................................................. 79
5.2.7 LCD Panel Adjustment .............................................................. 80
5.2.7.1 LCD H AFC Adjustment ..................................................... 81
5.2.7.2 LCD Gain Adjustment ......................................................... 82
5.2.7.3 LCD RGB Offset Adjustment .............................................. 83
5.2.7.4 LCD Red Brightness Adjustment ........................................ 84
5.2.7.5 LCD Blue Brightness Adjustment ....................................... 85
5.2.8 Firmware Upload ....................................................................... 86
5.2.8.1 Firmware Version Check .................................................... 87
5.2.9 Re-installing the Expanded Functions ....................................... 87
Chapter 6 Maintenance
6.1 Overview .......................................................................................... 89
6.1.1 Check Items .............................................................................. 89
Chapter 7 Appendix
7.1 Circuit Board Connection Diagram ............................................... 91
7.2 Circuit Board Component Layout .................................................. 93
7.3 Circuit Diagram ................................................................................ 96
7.4 Exploded Diagram ........................................................................... 97
7.5 Siemens Star Chart ....................................................................... 100

CHAPTER
1
PRODUCT DESCRIPTIONS

EPSON PhotoPC 3000Z Revision A
Product Descriptions Features 9
1.1 Features
Major features of EPSON PhotoPC 3000Z are as follows.
High Picture Quality

3.34 Mega pixel color CCD
 Hypict output equivalent to 5 Mega pixels
 Sophisticated image processing technology

Variety of Manual / Program shooting function will satisfy the
intention of photographers.
Full equipment

Collapsible optical 3 times zoom lens and optical view finder

Hot shoe and built-in flash (Auto, Red eye reduction, Flash
compulsion, Flash prohibition, Flash slow synchro)
 1.8-inch wide view LCD
 16MB Compact Flash card (Standard attachment)
 Microphone and speaker

USB, Serial I/F and AV output terminal
High-speed performance

Starting time = less than 1 second. (TBD)

Simple playback mode reduces customers’ stress of confirming the
image after taking a picture.
Abundant shooting modes
 Full Auto shooting.
 Program shooting. (Normal, Landscape, Portrait, Sports)
 Manual shooting (Full Auto, Aperture priority auto, Full Manual, Fixed
settings (TBD) ).
 Exposure adjustment, switching of ISO sensitivity and switching of
White Balance (Auto, Fix, Custom) are available.

Continuous shooting mode, Interval shooting mode, Digital zoom,
Panorama, Macro, Monochrome mode.
Video recording supported

Using Quick Time format 3.0 or later (Motion JPEG), you can take and
play moving films.
 It is possible to Video Clip shooting and Playback.
 Max. 25 seconds continuous shooting when taking 15 frame /sec.
(Suppose 1 frame is taken by 320 x 240 pixels)
 Synchronous sound recording and playback are available.
Appearance
 Metal body gives a high-class impression.
 High performance and compact size.
Compliant to the industry standard
 DCF format
 DPOF file creation function.
Exclusive software
 EPSON Photo!3
TWAIN driver, Stand alone utility, OLE server
High performance software that supports Push Function.
 EPSON File Converter
Covers the image on PC to EPSON DCF file.
 EPSON Photo! Print2
Easy print is available using Push Function. (only when USB is used.)
User I/F
 GUI is further improved from PhotoPC 800 and PhotoPC 850Z.
 Easy to understand and easy to use.
 Supports smooth scrolling under zoom mode.
External I/F
 USB

EPSON PhotoPC 3000Z Revision A
Product Descriptions Features 10

Serial

Video output (NTSC/PAL can be switched by menu.)
Print mark function

Printon and FDI service supported

Creates DPOF file.
 Image selection, printing number and index print are selectable.
 Can be used as easy print function.
1.1.1 Exterior View
WEIGHT AND DIMENSION
Dimension: 108mm x 89 x 65mm
(without some parts of protrusions.) (TBD)
Weight: 368g (TBD) (without batteries and strap.)
Tripod mounting holes: JIS B7103 1/4 compliant
APPEARANCE
Figure 1-1. Exterior View