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4. FAST VCO Tracking Adjustment
Measuring equipment: Video monitor
(1) Set the following RVs on TBC-24 board to each specified position as shown below.
n
Specified RV(s) are not equipped according to the mode and the board number suffix of TBC-24 board.
Suffix
RV400
11, 12, 13
O
14 and higher
X
O: With RV
X: Without RV
(2) Playback the color-bar signal portion (14:00 to 17:00) of the alignment tape CR5-1B or CR5-1B PS
in the REW and FF mode, and confirm that the picture (color-bar) displays on the video monitor.
(DNW-A22: CR5-1B, DNW-A22P: CR5-1B PS)
(3) Playback the color-bar signal portion (14:00 to 17:00) of the alignment tape CR5-1B/CR5-1B PS in
the SHUTTLE _24 times speed, then confirm that vertical lines of color-bar on the video monitor
displays straight.
In DNW-A22 only, if vertical lines are not straight, adjust RV402.
(4) Playback the color-bar signal portion (14:00 to 17:00) of the alignment tape CR5-1B/CR5-1B PS in
the range from VARIABLE _10 times speed to fastest + speed, then confirm that vertical lines of
color-bar on the video monitor displays straight.
In DNW-A22 only, if vertical lines are not straight, adjust RV402.
(5) Eject the playback of the alignment tape CR5-1B/CR5-1B PS.
(6) Playback the color-bar signal portion (0:00 to 3:00) of the alignment tape CR5-2A or CR5-2A PS in
the REW and FF mode, and confirm that the picture (color-bar) displays on the video monitor.
(DNW-A22: CR5-2A, DNW-A22P: CR5-2A PS)
(7) Eject the alignment tape CR5-2A/CR5-2A PS.
A
B
C
TP201
E200
RV500
TP203
RV200
RV501
LOT No.
S No.
A No.
RV201
RV202
TP202
E501
TP500
TP601
RV503
TP602
TP604
TP606
RV502
TP603
LV601
RV601
RV604
TP605
TP303
TBC-24 Board (Side A) (Suffix-11 and -12)
DNW-A22/A22P
RV402
O
O: DNW-A22
X: DNW-A22P
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
RV404
LV401
RV401
TP302
TP405
E301
E502
RV400 (E-3)
A
B
RV500
RV201
RV501
TP203
1
A No.
2
3
E501
TP500
TP601
4
5
RV503
TP604
RV502
TP603
LV601
6
7
TBC-24 Board (Side A) (Suffix-13 and higher)
6-7. TBC-24 Board Replacement
RV402 (E-3)
C
D
E
F
TBC-24
TP201
RV504
RV300
E200
RV101
TP101
LOT No.
S No.
E100
RV400
RV402
TP300
TP401
E302
RV303
TP602
TP606
TP404
TP402
RV601
LV401
RV401
TP405
E502
TP605
TP303
G
TP103
1
2
3
4
5
TP403
TP406
6
E301
7
6-97
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