CONFIDENTIAL
–
DO NOT COPY
Page
9-
6
File No. SG-0264
N0
Yes
Yes
N0
Yes
TROUBLE
OF
DDC
READING
Start
Analog DDC OK?
Support DDC1/2B
1. VGA cable ok?
2. Check signal (
U31 to P5
)
3. Check
U31
Voltage
4. Is compliant protocol?
HDMIDDC OK?
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?
END
