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1. Composite Output Level Adjustment
Measuring equipment: Composite waveform/vector monitor (terminated with 75 Z)
(1) METAL Y/C adjustment
Playback the color-bar signal portion (14:00 to 17:00) of the alignment tape CR5-1B or CR5-1B PS,
and perform the adjustment of each composite signal level.
(DNW-A22 CR5-1B, DNW-A22P: CR5-1B PS)
Equipment setting
WAVEFORM mode
VECTOR mode
WAVEFORM mode
A
WAVEFORM mode
A
(2) Eject the alignment tape CR5-1B/CR5-1B PS.
A
B
C
E200
TP201
RV500
TP203
RV200
RV501
LOT No.
S No.
A No.
RV201
RV202
TP202
E501
TP500
TP601
TBC-24 Board (Side A) (Suffix-11 and -12)
DNW-A22/A22P
Specifications
DNW-A22: A = 714 ± 7 mV (A = 100 ±1 IRE)
DNW-A22P: A = 700 ± 7 mV
Inside the corresponding frames
(DP: ±2.5d, DG: ±2.5%)
DNW-A22
DNW-A22P
D
E
F
G
TBC-24
RV300
TP101
RV101
TP103
RV102
E100
TP102
RV400
RV402
TP300
TP401
TP400
Adjustment point
1RV101/TBC-24(F-1)
1RV201/TBC-24(A/B-1)
VECTOR mode
M
G
R
Y
L
G
C
Y
VECTOR mode
R
M
G
Y
L
G
C
Y
A
B
RV500
RV201
RV501
TP203
A No.
1
2
3
E501
TP500
TP601
4
TBC-24 Board (Side A) (Suffix-13 and higher)
6-7. TBC-24 Board Replacement
B
B
C
D
E
F
TBC-24
TP201
RV504
RV300
E200
TP101
RV101
LOT No.
S No.
E100
RV400
RV402
TP300
TP401
G
TP103
1
2
3
4
6-93
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