Sony Cyber-shot DSC-U20, Руководство по обслуживанию

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DSC-U20
TABLE OF CONTENTS
Section Title Page
1. SERVICE NOTE
1-1. Note for Repair ································································ 1-1
1-2. Discharging of the SL-59 Flexible Board’s
Charging Capacitor (C601) ············································· 1-1
1-2-1. Preparing the Short Jig ···················································· 1-1
1-2-2. Discharging the Capacitor ··············································· 1-1
1-3.
Description on Self-diagnosis Display ···························· 1-2
2. DISASSEMBLY
2-1. Cabinet (Front) Assembly ··············································· 2-2
2-2. OP-17 Flexible Board ······················································ 2-2
2-3. Cabinet (Rear) Assembly ················································· 2-3
2-4. Bottom Frame Assembly ················································· 2-3
2-5. TY-15 Board ···································································· 2-4
2-6. US-4 Flexible Board ························································ 2-4
2-7. PD-174 Board ·································································· 2-5
2-8. Lens Block Assembly ······················································ 2-5
2-9. Cabinet (Upper) Assembly ·············································· 2-6
2-10. SL-59 Flexible Board ······················································ 2-6
2-11. CCD Block Assembly ····················································· 2-7
2-12. DD-182 Board ································································· 2-7
2-13. Circuit Boards Location ·················································· 2-9
3. BLOCK DIAGRAMS
3-1. Overall Block Diagram (1/2) ··········································· 3-1
3-2. Overall Block Diagram (2/2) ··········································· 3-3
3-3. Power Block Diagram (1/2) ············································· 3-5
3-4. Power Block Diagram (2/2) ············································· 3-7
4. PRINTED WIRING BOARDS AND
SCHEMATIC DIAGRAMS
4-1. Frame Schematic Diagram ·············································· 4-1
4-2. Schematic Diagrams ························································ 4-5
CD-425 FLEXIBLE (1/2) (CCD IMAGER) ··················· 4-7
CD-425 FLEXIBLE (2/2) (CAMERA MODULE) ········· 4-9
SL-59 FLEXIBLE
(CHARGING CAPACITOR, FLASH UNIT) ··············· 4-25
ST-79 (FLASH DRIVE) ················································ 4-25
US-4 FLEXIBLE (USB CONNECTOR) ······················ 4-27
OP-17 FLEXIBLE (LENS COVER DETECT) ············ 4-28
SW-376 FLEXIBLE
(CONTROL SWITCH, MS CONNECTOR) ················ 4-29
RS-85, FP-532, FP-533 FLEXIBLE ····························· 4-31
4-3. Printed Wiring Boards ··················································· 4-35
CD-425 FLEXIBLE ······················································ 4-37
SL-59 FLEXIBLE ························································· 4-45
ST-79 ············································································· 4-47
US-4 FLEXIBLE ··························································· 4-49
OP-17 FLEXIBLE ························································· 4-51
SW-376 FLEXIBLE ······················································ 4-53
4-4. Waveforms ····································································· 4-57
4-5. Mounted Parts Location ················································ 4-60
5. REPAIR PARTS LIST
5-1. Exploded Views ···························································· 5-2
5-1-1. Cabinet Section ····························································· 5-2
5-1-2. Cabinet (Upper) and Bottom Section ···························· 5-3
5-1-3. Stroboscope and Lens Section ······································ 5-4
5-1-4. Battery Holder and LCD Section ·································· 5-5
5-2.
Electrical Parts List ······················································· 5-6