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Sony DCR-TRV240 Service Manual page 6

Digital video camera recorder
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Enlarged version
DCR-TRV240/TRV340
2-1-1. OPERATING WITHOUT CASSETTE ························ 5-34
2-1-2. TAPE PATH ADJUSTMENT ········································ 5-34
1.
Preparations for Adjustment ·········································· 5-34
2-2-1. HOW TO ENTER RECORD MODE WITHOUT
CASSETTE ··································································· 5-35
2-2-2. HOW TO ENTER PLAYBACK MODE WITHOUT
CASSETTE ··································································· 5-35
2-2-3. OVERALL TAPE PATH CHECK ································· 5-35
1.
Recording of the tape path check signal ························ 5-35
2.
Tape path check ····························································· 5-35
3-1. PREPARATIONS BEFORE ADJUSTMENTS ············ 5-36
3-1-1. Equipment to Required ·················································· 5-36
3-1-2. Precautions on Adjusting ··············································· 5-37
3-1-3. Adjusting Connectors ···················································· 5-38
3-1-4. Connecting the Equipment ············································ 5-38
3-1-5. Alignment Tape ····························································· 5-39
3-1-6. Input/output Level and Impedance ································ 5-39
1.
Initialization of 8, A, B, C, D, E, F, 1B, 1C, 1F Page
Data ··············································································· 5-40
2.
Serial No. Input ····························································· 5-40
2-1. Company ID Input ························································· 5-40
2-2. Serial No. Input ····························································· 5-40
1.
REEL FG Adjustment (VC-276 board) ························· 5-42
2.
PLL f
& LPF f
Adjustment (VC-276 board) ·············· 5-42
0
0
3.
Switching Position Adjustment (VC-276 board) ··········· 5-43
4.
AGC Center Level and APC & AEQ Adjustment ········· 5-43
4-1. Preparations before adjustments ···································· 5-43
4-2. AGC Center Level Adjustment (VC-276 board) ··········· 5-43
4-3. APC & AEQ Adjustment (VC-276 board) ···················· 5-44
4-4. Processing after Completing Adjustments ···················· 5-44
5.
PLL f
& LPF f
Fine Adjustment (VC-276 board) ······ 5-45
0
0
6.
Hi8/Standard8 Switching Position Adjustment
(VC-276 board) ····························································· 5-45
7.
CAP FG Duty Adjustment (VC-276 board) ·················· 5-46
1.
27MHz Origin Oscillation Adjustment (VC-276 board) ·· 5-47
2.
S VIDEO OUT Y Level Adjustment (VC-276 board) ··· 5-47
3.
S VIDEO OUT Chroma Level Adjustment
(VC-276 board) ····························································· 5-48
4.
VIDEO OUT Y, Chroma Level Check (VC-276 board) ·· 5-48
5.
Hi8/Standard8 Y/C Output Level Setting
(VC-276 board) ····························································· 5-49
6.
Hi8/standard 8mm AFC f
1.
Hi8/Standard8 AFM BPF f
(VC-276 board) ····························································· 5-50
2.
Hi8/Standard8 AFM 1.5 MHz Deviation Adjustment
(VC-276 board) ····························································· 5-51
3.
Hi8/Standard8 AFM 1.7 MHz Deviation Adjustment
(VC-276 board) ····························································· 5-51
4.
Digital8 Playback Level Check ····································· 5-51
5.
Overall Level Characteristics Check ····························· 5-51
6.
Overall Distortion Check ··············································· 5-51
7.
Overall Noise Level Check ············································ 5-52
8.
Overall Separation Check ·············································· 5-52
1.
Using the Adjustment Remote Commander ·················· 5-53
2.
Precautions Upon Using the Adjustment Remote
Commander ··································································· 5-53
4-2. DATA PROCESS ··························································· 5-54
4-3. SERVICE MODE ·························································· 5-55
1.
Setting the Test Mode ···················································· 5-55
Adjustment (VC-276 board) · 5-49
0
Adjustment
0
2.
Emergence Memory Address ········································ 5-55
2-1. EMG Code (Emergency Code) ····································· 5-55
2-2. MSW Code ···································································· 5-56
3.
Bit Value Discrimination ··············································· 5-57
4.
Switch check (1) ···························································· 5-57
5.
Switch check (2) ···························································· 5-58
6.
Switch check (3) ···························································· 5-58
7.
Switch check (4) ···························································· 5-59
8.
Record of Use check (1) ················································ 5-60
9.
Record of Use check (2) ················································ 5-60
10.
Record of Self-diagnosis check ····································· 5-61
6.
6-1-3. CABINET (L) SECTION-2 ············································ 6-3
6-1-5. CABINET (R) SECTION ··············································· 6-5
6-1-9. MECHANICAL CHASSIS BLOCK ASSEMBLY-1 ······ 6-9
6-1-10. MECHANICAL CHASSIS BLOCK ASSEMBLY-2 ·· 6-10
Parts list of the VC-276 board are not shown.
Pages from 6-14 to 6-25 are not shown.
* Optical axis frame and Color reproduction frame are
shown on pages 206 and 207.
- 6 -
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