Pb Y Out Level Adjustment - Sony CCD-TRV32 Service Manual

3-10. PB Y OUT LEVEL ADJUSTMENT

Purpose : Adjusts playback video level for the
specification value.
Adjustment error : Playback picture can be too brighter or too
darker than normal picture.
Mode Playback
Signal Alignment tape : color bar segment of
operation check tape
• Normal mode
WR5-5CSP (PAL)
WR5-5NSP (NTSC)
Measurement Point VIDEO output terminal
(terminated in 75Ω)
Measuring Instrument Oscilloscope
Adjustment Page F
Adjustment Address 32
A=1.00 ± 0.05Vp-p
Specification Value
Adjustment procedure:
Order Page Address
1 6 00
2
3 F 32
4
5 6 00
PAL MODEL
H
Data
01 After setting the data, press the PAUSE button. (Preparation)
Playback the color bar segment of the normal alignment tape.
Change data using PLAY and STOP buttons so that the playback signal level (A) satisfies
the specification.
Press the PAUSE button.
00 After setting the data, press the PAUSE button. (End)
White (100%)
A
Procedure
NTSC MODEL
H
6-68
White (100%)
A