DCR-TRV738E, DCR-TRV740, DCR-TRV740E, DCR-TRV840 - Sony Movie Service Manual (repair manual). Page 6

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• VC-278 (25/25)(LANC/RESET/BEEP I/F, CONNECTOR)

SCHEMATIC DIAGRAM ···························· 4-71

4-3.

PRINTED WIRING BOARDS

• CD-358 (CCD IMAGER)

PRINTED WIRING BOARD ······················· 4-73

• LB-076 (EVF, BACK LIGHT)

PRINTED WIRING BOARD ······················· 4-74

• SI-032 (STEADY SHOT, LASER LINK)

PRINTED WIRING BOARD ······················· 4-75

• FP-411 FLEXIBLE BOARD ····································· 4-76
• LS-057 (S/T REEL SENSOR), FP-228 (DEW SENSOR),

FP-299 (MODE SWITCH), FP-300 (TAPE TOP),
FP-302 (TAPE END), FP-301 (TAPE LED)

FLEXIBLE BOARDS ··································· 4-77

• FP-410 FLEXIBLE BOARD ····································· 4-78
• PD-156 (LCD DRIVER, BACKLIGHT, DRIVER,

TIMING GENERATOR)

PRINTED WIRING BOARD ······················· 4-79

• PD-160 (CHA, DISPLAY DRIVE, BACK LIGHT, LCD

DRIVE, TG)

PRINTED WIRING BOARD ······················· 4-83

• FP-412 FLEXIBLE BOARD ····································· 4-86
• VC-278 (CAMERA PROCESS, Hi8/STD8 PB

PROCESS, IRIS/FOCUS/ZOOM DRIVE, MPEG,
MOVIE/DIGITAL STILL, CHARACTER, AUDIO,
DIGITAL STILL CONTROL, FLASH MEMORY,
SDRAM, DV SIGNAL PROCESS, DV INTERFACE,
DIGITAL8 PB RF AMP, VIDEO IN/OUT, VIDEO A/D
CONVERTER, Hi8/STD8 PB RF AMP, EVF DRIVE,
USB I/F, DRUM/CAPSTAN DRIVE, CAMERA/
MECHA CONTROL, SIGNAL CONTROL, HI CON-
TROL, AUDIO, MIC AMP, PITCH/YAW SENSOR
AMP, D/A CONV., DC IN, CHARGE, DC/DC CON-
VERTER, CONNECTOR, LANC/RESET/BEEP I/F)

PRINTED WIRING BOARD ······················· 4-87

4-4.

WAVEFORMS ······························································ 4-91

4-5.

MOUNTED PARTS LOCATION ································· 4-96

1.

Before starting adjustment ··············································· 5-1

1-1.

Adjusting items when replacing main parts and boards ·· 5-2

5-1.

CAMERA SECTION ADJUSTMENT ··························· 5-4

1-1.

PREPARATIONS BEFORE ADJUSTMENT
(CAMERA SECTION) ··················································· 5-4

1-1-1. List of Service Tools ························································ 5-4
1-1-2. Preparations ····································································· 5-5
1-1-3. Precaution ········································································ 5-7
1.

Setting the Switch ···························································· 5-7

2.

Order of Adjustments ······················································ 5-7

3.

Subjects ··········································································· 5-7

1-2.

INITIALIZATION OF 8, A, B, C, D, E, F, 1B, 1C, 1E, 1F
PAGE DATA ···································································· 5-8

1-2-1. INITIALIZATION OF A, D PAGE DATA ······················ 5-9
1.

Initializing the A, D Page Data ········································ 5-9

2.

Modification of A, D Page Data ······································ 5-9

3.

A Page Table ···································································· 5-9

4.

D Page Table ·································································· 5-10

1-2-2. INITIALIZATION OF B, 1B PAGE DATA ·················· 5-11
1.

Initializing the B, 1B Page Data ···································· 5-11

2.

Modification of B, 1B Page Data ·································· 5-11

3.

Loader writing inhibit mode setting ······························ 5-11

4.

B Page Table ·································································· 5-11

5.

1B Page Table ································································ 5-11

1-2-3. INITIALIZATION OF 8, C, 1C PAGE DATA ·············· 5-12
1.

Initializing the 8, C, 1C Page Data ································ 5-12

2.

Modification of 8, C, 1C Page Data ······························ 5-12

3.

8 Page Table ··································································· 5-13

4.

C Page Table ·································································· 5-13

5.

1C Page Table ································································ 5-15

1-2-4. INITIALIZATION OF E, F, 1E, 1F PAGE DATA ········ 5-16
1.

Initializing the E, F, 1E, 1F Page Data ·························· 5-16

2.

Modification of E, F, 1E, 1F Page Data ························· 5-16

3.

E Page Table ·································································· 5-17

4.

F Page Table ·································································· 5-18

5.

1E Page Table ································································ 5-19

6.

1F Page Table ································································ 5-19

1-3.

CAMERA SYSTEM ADJUSTMENTS ························ 5-20

1.

HALL Adjustment ························································· 5-20

2.

Flange Back Adjustment (Using Minipattern Box) ······· 5-21

3.

Flange Back Adjustment (Using Flange Back Adjustment
Chart and Subject More Than 500m Away) ·················· 5-22

3-1.

Flange Back Adjustment (1) ·········································· 5-22

3-2.

Flange Back Adjustment (2) ·········································· 5-22

4.

Flange Back Check ························································ 5-23

5.

Mechanical Shutter Adjustment ···································· 5-23

6.

Black Defective CCD Adjustment ································· 5-24

7.

Picture Frame Setting ···················································· 5-24

8.

Color Reproduction Adjustment ···································· 5-25

9.

Auto White Balance & LV Standard Data Input ··········· 5-26

10.

Auto White Balance Adjustment ··································· 5-27

11.

White Balance Check ···················································· 5-28

12.

Steady Shot Check ························································· 5-29

1-4.

ELECTRONIC VIEWFINDER SYSTEM
ADJUSTMENT ····························································· 5-30

1.

VCO Adjustment (VC-278 board) ································ 5-30

2.

RGB AMP Adjustment (VC-278 board) ······················· 5-31

3.

Contrast Adjustment (VC-278 board) ··························· 5-31

1-5.

LCD SYSTEM ADJUSTMENT ··································· 5-32

1-5-1. LCD Type Check ··························································· 5-32
1-5-2. LCD SYSTEM ADJUSTMENT (PD-156 board) ········· 5-33
1.

VCO Adjustment (PD-156 board) ································· 5-33

2.

RGB AMP Adjustment (PD-156 board) ························ 5-33

3.

Contrast Adjustment (PD-156 board) ···························· 5-34

4.

COM AMP Adjustment (PD-156 board) ······················· 5-34

5.

V-COM Adjustment (PD-156 board) ···························· 5-35

6.

White Balance Adjustment (PD-156 board) ·················· 5-35

1-5-3. LCD SYSTEM ADJUSTMENT (PD-160 board) ········· 5-36
1.

VCO Adjustment (PD-160 board) ································· 5-36

2.

PSIG Gray Adjustment (PD-160 board) ························ 5-36

3.

RGB AMP Adjustment (PD-160 board) ························ 5-37

4.

Black Limit Adjustment (PD-160 board) ······················ 5-37

5.

Contrast Adjustment (PD-160 board) ···························· 5-38

6.

Center Level Adjustment (PD-160 board) ····················· 5-38

7.

V-COM Adjustment (PD-160 board) ···························· 5-39

8.

White Balance Adjustment (PD-160 board) ·················· 5-39

5-2.

MECHANISM SECTION ADJUSTMENT ·················· 5-40

2-1.

Hi8/STANDARD 8 MODE ··········································· 5-40

2-1-1. OPERATING WITHOUT CASSETTE ························ 5-40
2-1-2. TAPE PATH ADJUSTMENT ········································ 5-40
1.

Preparations for Adjustment ·········································· 5-40

2-2.

DIGITAL8 MODE ························································ 5-41

2-2-1. HOW TO ENTER RECORD MODE WITHOUT

CASSETTE ··································································· 5-41

2-2-2. HOW TO ENTER PLAYBACK MODE WITHOUT

CASSETTE ··································································· 5-41

2-2-3. OVERALL TAPE PATH CHECK ································· 5-41
1.

Recording of the tape path check signal ························ 5-41

2.

Tape path check ····························································· 5-41

5-3.

VIDEO SECTION ADJUSTMENT ······························ 5-42

3-1.

PREPARATIONS BEFORE ADJUSTMENTS ············ 5-42

3-1-1. Equipment to Required ·················································· 5-42
3-1-2. Precautions on Adjusting ··············································· 5-43
3-1-3. Adjusting Connectors ···················································· 5-44
3-1-4. Connecting the Equipment ············································ 5-44