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6-6. TBC-23 Board Replacement
OXIDE adjustment [to step (19)]
(17) Playback the bowtie signal portion (6:00 to 9:00) of the alignment tape CR5-2A or CR5-2A PS.
(DNW-A22: CR5-2A, DNW-A22P: CR5-2A PS)
(18) Observe the 12.5T (PAL: 10T) portion of dowtie signal, adjust so that the waveform satisfies the
specification.
Adjustment point: 1RV501/TBC-24(C-1)
(19) Eject the alignment tape CR5-2A/CR5-2A PS.
6-86
Spec.
OK
OK
NG
Y lag
behind
chroma
12.5 T (for NTSC)
10 T
(for PAL)
NG
Y lead
chroma
RV501
RV201
RV200 RV500
TBC-24 board (suffix-13 and higher)
RV201 RV500
RV504
RV501
RV501 on TBC-24 Board
TBC-24 board (suffix-11 and 12)
RV300
RV101
RV300
RV101
DNW-A22/A22P
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