Sanyo PLV-WF10 Service Manual page 39

3. The voltage check of the 3D-Noise-reduction-PLL circuit.
Equipment
Probe :
Input mode
Input signal
Picture condition
Check :
Check that the voltage of the TP5103 is correct. The voltage of the
TP5103 is outputted between 2.85 V and 2.95 VDC. If the voltage of
the TP5103 is not correctly, check the periphery of the 3D-Noise-
reduction-PLL circuit and repair it.
4. AV Color and Tint adjustments
Equipment Oscilloscope.
Input mode AV.
Input signal Color bar signal(NTSC)
Picture condition Normal.
Probe + TP221 or TP5183
- chassis ground.
Adjustment :
Enter the mode of "service adjustment".
Adjust each following item.
Group Item Adjustment part.
1000- 25 Amplitude of part A
1000- 24 Parts B, C and D
Digital voltmeter
+ TP5103/ - chassis ground.
AV
Color bar signal(PAL)
Normal
Adjustment or adjustment value.
0.45± 0.02Vp-p
Same width
B
C
D
A
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