Playback Blanking Level Adjustment With 7.5% Setup (Vd-032 Board)(Dsr-45); Playback Y Signal Level Adjustment With 7.5% Setup (Vd-032 Board)(Dsr-45) - Sony DSR-45 Service Manual

13. Playback Blanking Level Adjustment with 7.5%
Setup (VD-032 Board) (DSR-45)
Mode Playback
Signal Arbitrary
Measurement Point COMPONENT OUT Y terminal
(75 Ω terminated)
Measuring Instrument Oscilloscope
Adjustment Page E
Adjustment Address C8
Specified Value A = 53.6 ± 3 mV (7.5 IRE)
Note:
Perform this adjustment after inserting and playing a tape
into the set and setting "SETUP" for "VIDEO LVL" of
the "VIDEO SET" menu to 7.5%.
After the adjustment finished, return "SETUP" to 0%.
Adjusting method:
1) Select page: 0, address: 01, and set data: 01.
2) Select page: 3, address: 0C, set data: 01, and press the PAUSE
button of the adjustment remote commander.
3) Select page: E, address: C8, change the data and adjust the
blanking level (A) to the specified value.
4) Press the PAUSE button of the adjustment remote commander.
5) Select page: 3, address: 0C, set data: 00, and press the PAUSE
button.
6) Select page: 0, address: 01, and set data: 00.
magnified
Fig. 5-3-19
14. Playback Y Signal Level Adjustment with 7.5%
Setup (VD-032 Board) (DSR-45)
Mode
Signal
Measurement Point
Measuring Instrument
Adjustment Page
Adjustment Address
Specified Value
Note:
Perform this adjustment after inserting and playing a tape
into the set and setting "SETUP" for "VIDEO LVL" of
the "VIDEO SET" menu to 7.5%.
After the adjustment finished, return "SETUP" to 0%.
Adjusting method:
1) Select page: 0, address: 01, and set data: 01.
2) Select page: 3, address: 0C, set data: 01, and press the PAUSE
button of the adjustment remote commander.
3) Select page: E, address: C2, change the data and adjust the
component Y signal level (A) to the specified value.
4) Press the PAUSE button of the adjustment remote commander.
5) Select page: 3, address: 0C, set data: 00, and press the PAUSE
button.
6) Select page: 0, address: 01, and set data: 00.
A
A
5-63
DSR-45/45P
Playback
Arbitrary
COMPONENT OUT Y terminal
(75 Ω terminated)
Oscilloscope
E
C2
A = 835 ± 10 mVp-p
H
Fig. 5-3-20