Sanyo WF10 - PLV WXGA LCD Projector, Руководство по обслуживанию

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3. The voltage check of the 3D-Noise-reduction-PLL circuit.
Equipment Digital voltmeter
Probe : + TP5103/ - chassis ground.
Input mode AV
Input signal Color bar signal(PAL)
Picture condition Normal
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.
Adjustment or adjustment value.
1000- 25 Amplitude of part A 0.45± 0.02Vp-p
1000- 24 Parts B, C and D Same width
A
B
C
D