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Training Manual
DSC-S75 DSC-S85
DSC-F707
Digital Still Camera Servicing
Models: DSC-S75
DSC-S85
DSC-F707
Circuit Descriptions and Troubleshooting
Course: DSC-02
Table of Contents
1.Overview .............................................1 DSC-F707
10. Features ..........................................22
Symbol Explanations ............................................ 1
11. Repair Tools & Jigs ........................23
2. Software - All Models .......................2
12. Alignment ........................................24
PTP ......................................................................... 2
Radar W and RM-85 ........................................... 24
DSC-S75 and DSC-S85 When to Align ....................................................... 25
3. DSC-S75 & DSC-S85 Digital 13. Block Diagram ................................26
Cameras .................................................3 Lens Assembly ..................................................... 26
Overview................................................................. 3 Camera Control .................................................... 27
Repair Tools & Jigs ............................................... 3 Audio and Vidceo ................................................. 27
Alignment ............................................................... 4 Flash ...................................................................... 27
Radar W and RM-85 ............................................ 5 14. Lens Assembly ...............................28
4. Block Diagram ...................................6 Overview................................................................ 28
Overview................................................................. 6 Circuit Description................................................ 29
Operation................................................................ 6 Iris ........................................................................... 30
SY-68 Board T roubleshooting ............................ 6 Servicing ................................................................ 32
5. Power Supply ....................................9 Focus Ring Repairs ............................................. 34
Board Access ......................................................... 9 15. Power Supply .................................35
Circuit Operation ................................................... 9 Converter Operation ............................................ 36
Unregulated always ON voltages ...................... 11 SCP ........................................................................ 37
V REF .................................................................... 11 Troubleshooting .................................................... 38
DC IN - Battery Switching ................................... 11 Discharging Storage Capacitors ........................ 39
Power Supply Troubleshooting .......................... 13 Checking FR-181 Board ..................................... 39
6. Flash Assembly ................................14 16. Flash Circuit ...................................40
7. Video Processing .............................15 Overview................................................................ 40
8. Lens Assembly .................................16 Operation............................................................... 40
Operation............................................................... 16 Servicing ................................................................ 41
Troubleshooting .................................................... 18 Procedure .............................................................. 42
9. Camera Switches .............................20 Blue Flash ............................................................. 42
Overview................................................................ 20
17. Jigging Camera ..............................43
Troubleshooting .................................................... 20
18. Camera Switches ...........................44
Overview................................................................ 44
Troubleshooting .................................................... 44
9. Self-Diagnostics & Screen Display (DA4 & DA-4X Chassis)
Chapter 1 - Overview
The DSC-S75, DSC-S85 and DSC-F707 cameras are high quality `high