29
HCD-C700/C900
3. Checking S Video Output S-C (DVD BOARD)
<Purpose>
This checks whether the S-C satisfies the NTSC Standard. If it is
not correct, the colors will be too dark or light.
Mode
Video level adjustment in test mode
Signal
Color bars
Test point
CN003 pin
2
Instrument
Oscilloscope
Specification
286 ± 50 mVp-p
Connection:
Checking method:
1) Confirm that the S-C burst is 286 ± 50 mVp-p.
Figure 5-3
286 ± 50 mVp-p
3
2
100
µ
F
75
Ω
±
1%
100k
±
1%
CN003
+
Oscilloscope
4-2. ADJUSTMENT RELATED PARTS
ARRANGEMENT
DVD BOARD (SIDE A)
1
2
9
CN003
RV501
VIDEO LEVEL ADJ