DSC-P20 (serv.man2) - Sony Digital Camera Service Manual (repair manual). Page 3

SERVICE NOTE

................................................................... 5

Self-diagnosis Display .......................................................... 7

1.

GENERAL

Introduction .............................................................................. 1-2
Identifying the Parts ................................................................. 1-2
Preparing the Power Supply ................................................... 1-2
Setting the Date and Time ....................................................... 1-4
Inserting the “Memory Stick” ................................................... 1-4
Basic Operations ..................................................................... 1-4
Recording Still Images ............................................................ 1-5
Recording Moving Images ...................................................... 1-6
Playing Back Still Images ........................................................ 1-7
Playing Back Moving Images .................................................. 1-7
Viewing Images Using a Personal Computer ......................... 1-7
Image File Storage Destinations and Image Files .................. 1-9
Before Performing Advanced Operations ............................... 1-9
Various Recording ................................................................... 1-11
Various Playback ..................................................................... 1-13
Editing ..................................................................................... 1-14
Additional Information ............................................................. 1-17
Troubleshooting ....................................................................... 1-18
Warning and Notice Messages ............................................... 1-19
Self-diagnosis Display ............................................................. 1-20
LCD Screen Indicators ............................................................ 1-20

2.

DISASSEMBLY

2-1.

Cabinet (Front) Assembly ............................................. 2-1

2-2.

DD-158 Board ............................................................... 2-1

2-3.

Chassis (Upper) Assembly ............................................ 2-2

2-4.

FP-062 Flexible Board .................................................. 2-2

2-5.

Battery Holder Assembly ............................................... 2-3

2-6.

JK-215 Board ................................................................ 2-3

2-7.

Lens Section .................................................................. 2-3

2-8.

Optical Finder ................................................................ 2-3

2-9.

Lens Block Assembly .................................................... 2-4

2-10. SY-66 Board .................................................................. 2-4
2-11. LCD Module ................................................................... 2-4
2-12. Circuit Boards Location ................................................. 2-6
2-13. Flexible Boards Location ............................................... 2-6

3.

BLOCK DIAGRAMS

3-1.

Overall Block Diagram .................................................. 3-1

3-8.

Power Block Diagram 1 ................................................. 3-15

3-9.

Power Block Diagram 2 ................................................. 3-17

4.

PRINTED WIRING BOARDS AND
SCHEMATIC DIAGRAMS

4-1.

Frame Schematic Diagram ........................................... 4-3
Frame Schematic Diagram ........................................... 4-3

4-2.

Printed Wiring Boards and Schematic Diagrams ......... 4-5
CD-332 Printed Wiring Board and
Schematic Diagram ....................................................... 4-5
JK-215 Printed Wiring Board ........................................ 4-27
JK-215 Schematic Diagram .......................................... 4-29
DD-158 Printed Wiring Board ....................................... 4-31
DD-158 (DC IN) Schematic Diagram ............................ 4-35
DD-158 (DC/DC CONVERTER) Schematic Diagram .. 4-37
DD-158 (FLASH CHARGE), FP-062
Schematic Diagram ....................................................... 4-39
FP-062 Printed Wiring Board ........................................ 4-41
FP-061 Printed Wiring Board and
Schematic Diagram ....................................................... 4-42

Section

Title

Page

Section

Title

Page

4-3.

Waveforms .................................................................... 4-43

4-4.

Parts Location ............................................................... 4-45

5.

ADJUSTMENTS

Before Starting Adjustment ..................................................... 5-1
1-1.

Adjusting Items when Replacing
Main Parts and Boards .................................................. 5-2

5-1.

Camera Section Adjustment ......................................... 5-3

1-1.

Preparations Before Adjustment ................................... 5-3

1-1-1. List of Service Tools ................................................. 5-3
1-1-2. Preparations ............................................................. 5-4
1-1-3. Discharging of the Flashlight Power Supply ............ 5-4
1-1-4. Precautions .............................................................. 5-6

1. Setting the Switch .................................................... 5-6
2. Order of Adjustments ............................................... 5-6
3. Subjects .................................................................... 5-6
4. Preparing the Flash Adjustment Box ....................... 5-7

1-2.

Initialization of B, D, E, F, 7, 9 Page Data .................... 5-8

1-2-1. Initialization of D Page Data .................................... 5-8

1. Initializing D Page Data ............................................ 5-8
2. Modification of D Page Data .................................... 5-8
3. D Page Table ............................................................ 5-8

1-2-2. Initialization of B, E, F, 7,9 Page Data ..................... 5-9

1. Initializing B, E, F, 7 ,9 Page Data ........................... 5-9
2. Modification of B, E, F, 7,9 Page Data ..................... 5-9
3. B Page Table ............................................................ 5-9
4. E Page Table ............................................................ 5-9
5. F Page Table ............................................................ 5-10
6. 7 Page Table ............................................................ 5-11
7. 9 Page Table ............................................................ 5-12

1-3.

Camera System Adjustments ........................................ 5-13

1.

HALL Adjustment ........................................................... 5-14

2.

Picture Frame Setting ................................................... 5-15

3.

F No. Standard Data Input ............................................ 5-16

4.

Mechanical Shutter Adjustment .................................... 5-16

5.

Light Level Adjustment .................................................. 5-17

6.

Mixed Color Cancel Adjustment .................................... 5-17

7.

Auto White Balance Standard Data Input ..................... 5-18

8.

Auto White Balance Adjustment ................................... 5-19

9.

Smear Compensation Adjustment ................................ 5-20

10. Color Reproduction Adjustment .................................... 5-20
11. Color Reproduction Check ............................................ 5-21
12. Auto White Balance Check ........................................... 5-22
13. CCD White Defect Compensation ................................ 5-23
14. CCD Black Defect Compensation ................................. 5-23
15. Strobe White Balance Adjustment ................................ 5-24

1-4.

LCD System Adjustments ............................................. 5-25

1.

LCD Initial Data Input (1) .............................................. 5-26

2.

LCD Initial Data Input (2) .............................................. 5-26

3.

VCO Adjustment (SY-66 Board) .................................... 5-27

4.

Black Limit Adjustment (SY-66 Board) .......................... 5-28

5.

Bright Adjustment (SY-66 Board) .................................. 5-29

6.

Contrast Adjustment (SY-66 Board) .............................. 5-30

7.

Color Adjustment (SY-66 Board) ................................... 5-30

8.

VG Center Adjustment (SY-66 Board) .......................... 5-31

9.

V-COM Adjustment (SY-66 Board) ................................ 5-31

10. White Balance Adjustment (SY-66 Board) .................... 5-32

5-2.

Service Mode ................................................................ 5-33

2-1.

Adjusting Remote Commander ..................................... 5-33

1.

Used the Adjusting Remote Commander ..................... 5-33

2.

Precautions upon Using
the Adjusting Remote Commander ............................... 5-33

2-2.

Data Process ................................................................. 5-34

2-3.

Service Mode ................................................................ 5-35

1.

Setting the Test Mode ................................................... 5-35

2.

Bit Value Discrimination ................................................ 5-35

3.

Mode Dial Check (1) ..................................................... 5-35

4.

Mode Dial Check (2) ..................................................... 5-35

5.

MACRO Switch Check .................................................. 5-35

6.

Switch Check (1) ........................................................... 5-36

7.

Switch Check (2) ........................................................... 5-36

8.

LED Check .................................................................... 5-36