Read Sony DCR-TRV25 / DCR-TRV27 Service Manual online
— 5 —
DCR-TRV25/TRV27
• MA-409 (MIC IN, HP JACK, REMOTE CONTROL
RECEIVER, SWITCH)
PRINTED WIRING BOARD ······················· 4-73
• FP-444 FLEXIBLE BOARD ····································· 4-74
• FB-219 (MANUAL FOCUS SENSOR)
• FB-219 (MANUAL FOCUS SENSOR)
PRINTED WIRING BOARD ······················· 4-75
• PD-161 (RGB DRIVE, TIMING GENERATOR
LCD DRIVE, BACK LIGHT)
PRINTED WIRING BOARD ······················· 4-76
• LB-077 (EVF, EVF BACK LIGHT)
PRINTED WIRING BOARD ······················· 4-77
• FP-100 (MODE SWITCH), FP-228 (DEW SENSOR),
FP-102 (TAPE TOP/END SENSOR, S/T REEL)
FLEXIBLE BOARD ····································· 4-77
• CK-108 (SWITCH, CONNECTOR)
PRINTED WIRING BOARD ······················· 4-79
• VA-117 (RGB DRIVE, TG, AUDIO, MIC AMP,
DC-DC CONVERTER, CHARGE, VIDEO I/O)
PRINTED WIRING BOARD ······················· 4-83
• VC-281 (A/D CONVERTER, TIMING GENERATOR,
IRIS/FOCUS/ZOOM DRIVE, EVR, CAMERA PRO-
CESS, MPEG MOVIE/DIGITAL STILL
PROCESS, HI CONTROL, DIGITAL STILL
CONTROL, FLASH MEMORY SDRAM, DV SIGNAL
PROCESS, DV INTERFACE, REC/PB AMP, USB I/F,
VIDEO A/D CONVERTER, AUDIO A/D,
D/A, PITCH/YAW SENSOR AMP,
DRUM/CAPSTAN DRIVE, CAMERA/MECHA
CONTROL, HI CONTROL, CONNECTOR)
CESS, MPEG MOVIE/DIGITAL STILL
PROCESS, HI CONTROL, DIGITAL STILL
CONTROL, FLASH MEMORY SDRAM, DV SIGNAL
PROCESS, DV INTERFACE, REC/PB AMP, USB I/F,
VIDEO A/D CONVERTER, AUDIO A/D,
D/A, PITCH/YAW SENSOR AMP,
DRUM/CAPSTAN DRIVE, CAMERA/MECHA
CONTROL, HI CONTROL, CONNECTOR)
PRINTED WIRING BOARD ······················· 4-87
4-4.
WAVEFORMS ······························································ 4-91
4-5.
MOUNTED PARTS LOCATION ································· 4-96
5.
ADJUSTMENTS
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
(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.
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, 1E, 1F
PAGE DATA ···································································· 5-8
PAGE DATA ···································································· 5-8
1-2-1. INITIALIZATION OF A, D PAGE DATA ······················ 5-9
1.
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.
1.
Initializing the B, 1B Page Data ···································· 5-11
2.
Modification of B, 1B Page Data ·································· 5-11
3.
B Page Table ·································································· 5-11
4.
1B Page Table ································································ 5-11
1-2-3. INITIALIZATION OF 8, C PAGE DATA ····················· 5-12
1.
1.
Initializing the 8, C Page Data ······································· 5-12
2.
Modification of 8, C Page Data ····································· 5-12
3.
8 Page Table ··································································· 5-12
4.
C Page Table ·································································· 5-13
1-2-4. INITIALIZATION OF E, F, 1E, 1F PAGE DATA ········ 5-15
1.
1.
Initializing the E, F, 1E, 1F Page Data ·························· 5-15
2.
Modification of E, F, 1E, 1F Page Data ························· 5-15
3.
E Page Table ·································································· 5-16
4.
F Page Table ·································································· 5-17
5.
1E Page Table ································································ 5-18
6.
1F Page Table ································································ 5-19
1-3.
CAMERA SYSTEM ADJUSTMENTS ························ 5-20
1.
66MHz Origin Oscillation Adjustment (VC-281 board) ·· 5-20
2.
HALL Adjustment ························································· 5-21
3.
MR Adjustment ····························································· 5-22
4.
Flange Back Adjustment (Using Minipattern Box) ······· 5-23
5.
Flange Back Adjustment ··············································· 5-24
5-1.
Flange Back Adjustment (1) ·········································· 5-24
5-2.
Flange Back Adjustment (2) ·········································· 5-24
6.
Flange Back Check ························································ 5-25
7.
MAX GAIN Adjustment ··············································· 5-25
8.
Picture Frame Setting ···················································· 5-26
9.
Color Reproduction Adjustment ···································· 5-27
10.
Auto White Balance & LV Standard Data Input ··········· 5-27
11.
Auto White Balance Adjustment ··································· 5-28
12.
White Balance Check ···················································· 5-29
13.
Mechanical Shutter Adjustment ···································· 5-30
14.
Black Defective CCD Adjustment ································· 5-30
15.
Steady Shot Check ························································· 5-31
1-4.
COLOR ELECTRONIC VIEWFINDER SYSTEM
ADJUSTMENT ····························································· 5-32
ADJUSTMENT ····························································· 5-32
1.
VCO Adjustment (VA-117 board) ································· 5-32
2.
RGB AMP Adjustment (VA-117 board) ························ 5-33
3.
Contrast Adjustment (VA-117 board) ···························· 5-33
4.
White Balance Adjustment (VA-117 board) ·················· 5-34
1-5.
LCD SYSTEM ADJUSTMENT ··································· 5-35
1.
VCO Adjustment (PD-161 board) ································· 5-35
2.
RGB AMP Adjustment (PD-161 board) ························ 5-36
3.
Contrast Adjustment (PD-161 board) ···························· 5-36
4.
COM AMP Adjustment (PD-161 board) ······················· 5-37
5.
V COM Adjustment (PD-161 board) ···························· 5-37
6.
White Balance Adjustment (PD-161 board) ·················· 5-38
5-2.
MECHANISM SECTION ADJUSTMENT ·················· 5-39
2-1.
HOW TO ENTER RECORD MODE WITHOUT
CASSETTE ··································································· 5-39
CASSETTE ··································································· 5-39
2-2.
HOW TO ENTER PLAYBACK MODE WITHOUT
CASSETTE ··································································· 5-39
CASSETTE ··································································· 5-39
2-3.
TAPE PATH ADJUSTMENT ········································ 5-39
1.
Preparation for Adjustment ··········································· 5-39
2.
Processing after Completing Operations: ······················ 5-39
5-3.
VIDEO SECTION ADJUSTMENTS ··························· 5-40
3-1.
PREPARATIONS BEFORE ADJUSTMENTS ············ 5-40
3-1-1. Equipment Required ······················································ 5-40
3-1-2. Precautions on Adjusting ··············································· 5-41
3-1-3. Adjusting Connectors ···················································· 5-42
3-1-4. Connecting the Equipment ············································ 5-42
3-1-5. Alignment Tapes ···························································· 5-43
3-1-6. Input/Output Level and Impedance ······························· 5-43
3-2.
3-1-2. Precautions on Adjusting ··············································· 5-41
3-1-3. Adjusting Connectors ···················································· 5-42
3-1-4. Connecting the Equipment ············································ 5-42
3-1-5. Alignment Tapes ···························································· 5-43
3-1-6. Input/Output Level and Impedance ······························· 5-43
3-2.
SYSTEM CONTROL SYSTEM ADJUSTMENT ········ 5-44
1.
Initialization of 8, A, B, C, D, E, F, 1B, 1E, 1F Page Data · 5-44
2.
Serial No. Input ····························································· 5-44
2-1.
Company ID Input ························································· 5-44
2-2.
Serial No. Input ····························································· 5-44
3-3.
SERVO AND RF SYSTEM ADJUSTMENT ··············· 5-46
1.
Cap FG Duty Adjustment (VC-281 Board) ··················· 5-46
2.
PLL f
0
& LPF f
0
Adjustment (VC-281 Board) ·············· 5-46
3.
Switching Position Adjustment (VC-281 Board) ·········· 5-47
4.
AGC Center Level and APC & AEQ Adjustment ········· 5-47
4-1.
Preparations before adjustments ···································· 5-47
4-2.
AGC Center Level Adjustment (VC-281 Board) ·········· 5-47
4-3.
APC & AEQ Adjustment (VC-281 Board) ··················· 5-48
4-4.
Processing after Completing Adjustments ···················· 5-48
5.
PLL f
0
& LPF f
0
Fine Adjustment (VC-281 Board) ······ 5-49
3-4.
VIDEO SYSTEM ADJUSTMENTS ····························· 5-50
1.
Chroma BPF f
0
Adjustment (VA-117 Board) ················ 5-50
2.
S VIDEO OUT Y Level Adjustment (VC-281 Board) ·· 5-50
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