Vizio VW42L Service Manual page 21
42.0” wuxga tft lcd
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Also See for VW42L:
- User manual (57 pages) ,
- Quick start manual (2 pages) ,
- Service manual (33 pages)
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TROUBLE OF DDC READING
Start
Analog DDC OK?
Yes
HDMIDDC OK?
END
CONFIDENTIAL
DO NOT COPY
–
Yes
N0
N0
Yes
Support DDC1/2B
1. VGA cable ok?
2. Check signal
(U31 to
P5)
3. Check
U31
Voltage
4. Is compliant protocol?
Support DDC1/2B
1. HDMI cable ok?
2. Check signal
(U32 to
P7)
3. Check signal
(U33 to
P8)
4. Check signal
(U34 to
P9)
5. Is compliant protocol?
Page 9-6
File No. SG-0264
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