Vizio VO420E Service Manual page 20
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Also See for VO420E:
- User manual (67 pages) ,
- Quick start manual (2 pages) ,
- User manual (67 pages)
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TROUBLE OF DDC READING
Analog DDC OK?
HDMIDDC OK?
–
CONFIDENTIAL
DO NOT COPY
Start
Yes
N0
Yes
N0
Yes
END
Support DDC1/2B
1. VGA cable ok?
2. Check signal (U22 to P1)
3. Check U22 Voltage
4. Is compliant protocol?
Support DDC1/2B
1. HDMI cable ok?
2. Check signal (U19 to P9)
3. Check signal (U31 to P7)
4. Check signal (U30 to P8)
5. Is compliant protocol?
Page 9-6
File No. SG-0295
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