Video System Adjustment; Composite Video Level Adjustment - Sony DSC-P31M Service Manual

DSC-P31/P31M
1-3.

VIDEO SYSTEM ADJUSTMENT

1. Composite Video Level Adjustment

Adjust the sync level of the composite video signal output and
check the burst level of the composite video signal output.
Mode
Signal
Measurement Point
Measuring Instrument
Adjustment Page
Adjustment Address
Specified Value
Adjusting method:
Order Page Address Data
1 0 01
2 A 02
3 4 F1
4 A A0
5 A A0
6
Processing after Completing Adjustments:
Order Page Address Data
1 4 F1
2 0 01
B
PLAY
Arbitrary
Video terminal of VIDEO OUT
jack (75 Ω terminated)
Oscilloscope
A
A0
Sync level:
A = 286 ± 5 mV (NTSC)
A = 300 ± 5 mV (PAL)
Burst level:
B = 286 ± 10 mV (NTSC)
B = 300 ± 30 mV (PAL)
Procedure
01
03
04
Change the data and set the
sync level (A) to the specified
value.
Press PAUSE button.
Check the burst level (B) to the
specified value.
Procedure
00
00
H
Fig. 5-1-11
A
5-12