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6-7. TBC-24 Board Replacement
6. TBC Y/C Delay Rough Adjustment
Measuring equipment: Composite waveform/vector monitor
(1) Turn off the power of DNW.
(2) Extend the TBC-24 board with the extension board.
(3) Turn on the power.
(4) Set the composite waveform/vector monitor as follows:
WAVEFORM mode, INPUT: CH-A, INT REF, SWEEP : 2 H, MAG: ON
LINE SELECT: 183 to 202 for NTSC
218 to 241 for PAL
(5) Set RV502 (A-5) on TBC-24 board to the specified position as shown below.
A
B
C
TP201
E200
RV501
TP203
RV200
LOT No.
S No.
A No.
RV201
RV500
RV202
TP202
E501
TP500
TP601
RV503
TP602
RV502
TP604
TP606
TP603
TBC-24 Board (Side A) (Suffix-11 and -12)
6-100
D
E
F
G
TBC-24
RV300
RV101
TP101
TP103
RV102
E100
TP102
RV400
RV402
TP300
TP401
TP400
E302
RV303
TP403
TP404
TP402
TP301
TP406
A
B
RV501
RV201
TP203
1
A No.
RV500
2
3
E501
TP500
TP601
4
RV503
5
RV502
TP604
TBC-24 Board (Side A) (Suffix-13 and Higher)
C
D
E
F
TBC-24
TP201
RV300
E200
RV101
TP101
LOT No.
S No.
RV504
E100
RV400
RV402
TP300
TP401
E302
RV303
TP602
TP606
TP404
G
TP103
1
2
3
4
5
TP403
DNW-A22/A22P
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