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Sanyo VPC-A5 Service Manual

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SERVICE MANUAL

Digital Camera

Contents
1. OUTLINE OF CIRCUIT DESCRIPTION .................... 2
2. DISASSEMBLY ........................................................ 10
3. ELECTRICAL ADJUSTMENT .................................. 14
REGISTRATION ...................................................... 19
5. TROUBLESHOOTING GUIDE ................................. 20
6. PARTS LIST ............................................................. 22
CABINET AND CHASSIS PARTS 1 ........................ 22
CABINET AND CHASSIS PARTS 2 ........................ 24
ELECTRICAL PARTS .............................................. 26
PACKING MATERIALS ............................................ 30
ACCESSORIES ....................................................... 30
CIRCUIT DIAGRAMS &
PRINTED WIRING BOARDS ...................................... C1
The components designated by a symbol ( ! ) in this schematic diagram designates components whose value are of
special significance to product safety. Should any component designated by a symbol need to be replaced, use only the part
designated in the Parts List. Do not deviate from the resistance, wattage, and voltage ratings shown.
CAUTION : Danger of explosion if battery is incorrectly replaced.
Replace only with the same or equivalent type recommended by the manufacturer.
Discard used batteries according to the manufacturer's instructions.
NOTE : 1. Parts order must contain model number, part number, and description.
2. Substitute parts may be supplied as the service parts.
3. N. S. P. : Not available as service parts.
Design and specification are subject to change without notice.
SX71A/U, EX
PRODUCT SAFETY NOTICE
FILE NO.
VPC-A5
(Product Code : 126 694 00)
(Korea)
(Taiwan)
VPC-A5EX
(Product Code : 126 694 01)
(Europe)
(Asia)
REFERENCE No. SM5310603

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Summary of Contents for Sanyo VPC-A5

  • Page 1: Table Of Contents

    FILE NO. SERVICE MANUAL Digital Camera VPC-A5 (Product Code : 126 694 00) (Korea) (Taiwan) VPC-A5EX (Product Code : 126 694 01) (Europe) (Asia) Contents 1. OUTLINE OF CIRCUIT DESCRIPTION ....2 2. DISASSEMBLY ............10 3. ELECTRICAL ADJUSTMENT ........14 4.

  • Page 2: Outline Of Circuit Description

    1. OUTLINE OF CIRCUIT DESCRIPTION 1-1. CA1 CIRCUIT DESCRIPTION 1. IC Configuration IC903 (MN39620PJJ-A) CCD imager VøV6 VøV5B IC901 (AN20101A) V driver VøV5A IC905 H driver, CDS, AGC, A/D converter VøV4 VøV3B 2. IC903 (CCD imager) 6 VøV3A [Structure] VøV2 Interline type CCD image sensor VøV1 Image size...
  • Page 3 3. IC901 (V Driver) V driver is necessary in order to generate the clocks (vertical transfer clock, horizontal transfer clock and electronic shutter clock) which driver the CCD. IC901 is a V driver. The clock which is output from IC101 is added inside V driver, and gererated clock neccesary in or- der to read data from IC903.
  • Page 4 1-2. CP1 CIRCUIT DESCRIPTION 1. Circuit Description The data which has already been stored in the SDRAM is 1-1. Digital clamp read by the CPU and color generation is carried out. Each The optical black section of the CCD extracts averaged val- pixel is interpolated from the surrounding data as being ei- ues from the subsequent data to make the black level of the ther R, G, and B primary color data to produce R, G and B...
  • Page 5 1-3. PWA POWER CIRCUIT DESCRIPTION 1. Outline 3. Digital 3.25 V System Power Output This is the main power circuit, and is comprised of the follow- VDD3 is output. Feedback for the VDD3 is provided to the ing blocks. switching controller (Pin (35) of IC501) so that PWM control Switching power controller (IC501) can be carried out.
  • Page 6 1-4. ST1 STROBE CIRCUIT DESCRIPTION 1. Charging Circuit 2. Light Emission Circuit When UNREG power is supplied to the charge circuit and the When FLCLT signals are input from the ASIC expansion port, CHG signal from microprocessor becomes High (3.3 V), the the stroboscope emits light.
  • Page 7 1-5. SYA CIRCUIT DESCRIPTION 1. Configuration and Functions For the overall configuration of the SYA block diagram, refer to the block diagram. The SYA block centers around a 8-bit micropro- cessor (IC301), and controls camera system condition (mode). The 8-bit microprocessor handles the following functions. 1.
  • Page 8 46~48 NOT USED BAT OFF Battery OFF detection signal input Serial communication requirement signal SREQ SCAN IN4 Key matrix input SCAN IN3 Key matrix input RESET Microprocessor reset input XCIN Clock oscillation terminal for clock (32.768 kHz) XCOUT Clock oscillation terminal for clock (32.768 kHz) VSS1 Main clock oscillation terminal (4 MHz) Main clock oscillation terminal (4 MHz)
  • Page 9 4. Power Supply Control 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 the battery is attached, IC500 is operating and creating 4.7 V, a regulated 3.2 V voltage is normally input to the 8-bit microprocessor (IC301) by IC302, clock counting and key scanning is carried out even when the power switch is turned off, so that the camera can start up again.

  • Page 10: Disassembly

    2. DISASSEMBLY 2-1. REMOVAL OF CABI BACK AND CABI FRONT 1. Two screws 1.4 x 2 2. Two screws 1.4 x 2 3. Five screws 1.4 x 3.5 4. Cover card 5. Cabi back 6. Cabi front 7. FPC 8. Holder cover card 9.
  • Page 11 2-2. REMOVAL OF LCD 1. Screw 1.4 x 3.5 2. FPC 3. FPC 4. Spacer lens FPC 5. LCD 6. Holder monitor – 11 –...
  • Page 12 2-3. REMOVAL OF CP1 BOARD AND PW2 BOARD 1. Connector 2. Spacer CP1 3. Screw 1.4 x 3.5 4. Holder button zoom 5. FPC 6. Two connectors 7. Connector 8. Microphone 9. Remove the solder. 10. CP1 board 11. Screw 1.4 x 3.5 12.
  • Page 13 2-4. REMOVAL OF LENS ASSEMBLY, ST1 BOARD AND BOARD LOCATION ST1 board 1. Three screws 1.4 x 3.5 CA1 board 2. Lens assembly 3. Spacer CCD 4. Three screws 1.4 x 4 5. CA1 board 6. Screw 1.4 x 3.5 7.

  • Page 14: Electrical Adjustment

    3. ELECTRICAL ADJUSTMENT 3-3. Adjustment Items and Order 3-1. Table for Servicing Tools 1. IC501 Oscillation Frequency Adjustment Part code 2. Lens Data Adjustment Ref. No. Name Number 3. Lens Adjustment Pattern box (color viewer) VJ8-0190 4. AWB Adjustment Siemens star chart 5.
  • Page 15 3-5. Connecting the camera to the computer 1. Turn on the camera. 2. Line up the arrow on the cable connector with the notch on the camera's USB port. Insert the connector. 3. Locate a USB port on your computer. 4.
  • Page 16 3. Lens Adjustment 3-6. Adjust Specifications [CP1 board (Side B)] VR501 CL511 Camera Approx. 150 cm 3 cm Siemens star chart Note: 1. Frequency adjustment can be carried out in through image Preparation: mode. POWER switch: ON Adjustment condition: 1. IC501 Oscillation Frequency Adjustment More than A3 size siemens star chart CL511 Fluorescent light illumination with no flicker...
  • Page 17 4. AWB Adjustment 5. CCD White Point Defect Detect Adjustment Preparation: POWER switch: ON Adjustment method: 1. Double-click on the DscCalDi.exe. 2. Select “CCD Defect” on the LCD “Test”, and click the “Yes”. 3. After the adjustment is completed, OK will display. 4.
  • Page 18 3-7. Factory Code Setting 3-9. Firmware uploading procedure 1. Check the "Factory Code" display within the Setting group. 1. Uploading the firmware should be carried out if the version 2. For NTSC general area number (COMPL PWB XX-X) on the replacement circuit If "FC_SANYO_U"...

  • Page 19: Usb Storage Information Registration

    15.) 2. Double-click on the DscCalDi.exe. 3. Click on the Get button in the USB storage window and check the USB storage data. VID: SANYO PID: A5 Serial: Rev. : 1.00 4.

  • Page 20: Troubleshooting Guide

    5. TROUBLESHOOTING GUIDE POWER LOSS INOPERTIVE TAKING INOPERATIVE IC302-7 PUSH SHUTTER CHECK PWA BUTTON (UNREG) HIGH IC301 CHECK IC301-9, 36, 59 (SCAN IN) SHUTTER SW S5452, CHECK IC302-6 (VDD) PULSE INPUT R3004 HIGH CHECK IC302-5, IC301-19, 20 CHECK IC301, IC301-53 (P ON, P(A) ON) PWA BLOCK (RESET)
  • Page 21 MEMO – 21 –...

  • Page 22: Parts List

    6. PARTS LIST CABINET AND CHASSIS PARTS 1 LOCATION PARTS NO. DESCRIPTION LOCATION PARTS NO. DESCRIPTION 636 083 3036 DEC COVER LENS-SX71A/EX 636 083 3012 COVER CARD-SX71A/EX 636 083 3074 DEC COVER LENNS B-71A/EX 636 079 7178 SPRING COVER CARD-SX748EX 636 083 2954 ADHESIVE DEC COVER-71A/EX 636 083 3104...
  • Page 23 EXPLODED VIEW OF CABINET & CHASSIS PARTS 1 SX71A/U Parts List-1...

  • Page 24: Cabinet And Chassis Parts 2

    CABINET AND CHASSIS PARTS 2 LOCATION PARTS NO. DESCRIPTION LOCATION PARTS NO. DESCRIPTION 636 082 9213 COMPL PWB,PW-2 636 081 6497 SHIELD TAPE USB 636 079 3323 HOLDER TERMINAL BATT-748 636 079 3347 HOLDER BUTTON ZOOM-SX748 636 079 3446 TERMINAL BATTERY-SX748EXM 636 079 3095 BUTTON ZOOM-SX748/EXM 636 083 5276...
  • Page 25 EXPLODED VIEW OF CABINET & CHASSIS PARTS 2 SX71A/U Parts List-2...

  • Page 26: Electrical Parts

    ELECTRICAL PARTS Note: 1. Materials of Capacitors and Resistors are abbreviated as follows ; Resistors Capacitors MT-FILM Metallized Film Resistor MT-POLYEST Metallized Polyester Capacitor MT-GLAZE Metallized Glaze Resistor MT-COMPO Metallized Composite Capacitor OXIDE-MT Oxide Metallized Film Resistor TA-SOLID Tantalum Solid Capacitor AL-SOLID Aluminum Solid Capacitor NP-ELECT...
  • Page 27 LOCATION PARTS NO. DESCRIPTION LOCATION PARTS NO. DESCRIPTION (CAPACITORS) C3005 403 312 6805 CERAMIC 0.1U Z 16V CB171 403 392 5507 CERAMIC 1U K 6.3V C3006 403 397 0309 TA-SOLID 15U M 10V CB181 403 392 5507 CERAMIC 1U K 6.3V C3007 403 312 6805 CERAMIC...
  • Page 28 LOCATION PARTS NO. DESCRIPTION LOCATION PARTS NO. DESCRIPTION RB308 645 068 6405 R-NETWORK 150KX2 1/16W R9504 401 261 2909 MT-FILM 5.6K DU 1/16W RB501 645 032 8886 R-NETWORK 47KX4 1/32W R9505 401 261 8307 MT-FILM 39K DD 1/16W (RESISTORS) R9506 401 261 5108 MT-FILM 1.0K DU 1/16W...
  • Page 29 LOCATION PARTS NO. DESCRIPTION LOCATION PARTS NO. DESCRIPTION R9005 401 240 9103 MT-GLAZE 5.6 JA 1/16W R5408 401 261 5801 MT-FILM 300 DU 1/16W R9006 401 240 9103 MT-GLAZE 5.6 JA 1/16W R5409 401 224 9501 MT-GLAZE 2.2K JA 1/16W R9007 401 234 4800 MT-GLAZE 3.3 JA 1/16W...

  • Page 30: Packing Materials

    REINFORCE PAD,A-SX71A/EX (BOTTOM) 645 071 8540 DISC,CD-ROM SSP 71A U (N.S.P.) 7004 636 065 4525 REINFORCEMENT PAD,B-541JM (TOP) (Sanyo Software Pack 8.0, PDF file instruction manuals: English, German, French, Spanish, Dutch, Italian, Chinese, Korean) 645 072 0277 BATTERY,RECHARGE,LI-ION 645 072 0246...
  • Page 31 Table 6-1. Accessories...
  • Page 32 SANYO Electric Co., Ltd. Osaka, Japan Printed in Japan Mar./’05...

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