Sony DNW-A100 Maintenance Manual page 135

3. Y Phase Adjustment
1. Set the component waveform monitor to BOWTIE
mode.
2. During play back the alignment tape in PLAY mode,
adjust the deviation between the center marker and
bowtie dip point of CH-1/CH-2 (Y/B-Y).
PB portion: 50% bowtie signal (17:00 to 19:00) of
CR5-1B (NTSC) / CR5-1B PS (PAL)
1RV300/TBC-24 (D-1)
Adj. point:
Specification: A = 0 ± 10 ns
If the specification is not satisfied by adjustment,
perform steps (1) through (5), before readjusting.
Composite waveform/vector monitor (BOWTIE mode)
Center marker
CH-1/CH-2
A
If the specification in step 2 is not satisfied only, perform
the following steps (1) through (6).
(1) Set RV300 on the TBC-24 board to the mechanical
center.
(2) Restart the playback of alignment tape from the top of
PB portion in PLAY mode.
PB portion: 50% bowtie signal (17:00 to 19:00) of
CR5-1B (NTSC) / CR5-1B PS (PAL)
(3) To operate the maintenance mode, press the MENU
button once.
(4) Change the data value of item "SQ Y RZ" within +1
or _1 so that the bowtie dip point moves closer to the
center marker.
(5) To perform the tape operation, press the SET button
once.
(6) Perform step 2 again.
DNW-A100/A50/A45
DNW-A100P/A50P/A45P
http://getMANUAL.com
CH-1/CH-3
3-8. Analog Betacam PB System Alignment
3. Stop the playback of the alignment tape.
n
It is not necessary to eject the alignment tape when
perform subsequent "3-8-24. TBC Y/C Delay Rough
Adjustment".
4. To operate the maintenance mode, press the MENU
button once.
5. To exit A37 : TBC VR, press the MENU button once.
Data save (Store the adjusted data)
When the data of "SQ Y RZ" in A37 : TBC VR was not
changed, skip over to step 8.
6. Enter A3F : NV-RAM CONTROL, then execute
"SAVE ALL ADJUST DATA".
. Message "Save Complete" is displayed on the video
monitor when this data save is completed normally.
n
When loading the previous data without save the
current adjusted data, execute "ALL DATA PREVI-
OUS".
7. To exit A3F : NV-RAM CONTROL, press the MENU
button once.
8. To exit the maintenance mode, press the MENU
button three times.
TBC-24 board (suffix-11 and 12)
RV200 RV500 RV501 RV300
RV201
TBC-24 board (suffix-13 and higher)
RV300
RV201 RV500 RV501 RV504
RV300 on TBC-24 Board
3-8-23. PB Video Phase Adjustment
RV101
RV101
3-99