Vizio VOJ370F1A_MT5382_LGD Service Manual page 23

(TV, COMPOSITE VIDEO1, S-VIDEO) IS NOT DISPLAY CORRECTLY
Start
Input signal good?
U13 input correct?
LVDS output
1. Check J8 Connect is good?
2. Is panel working ok?
END
CONFIDENTIAL – DO NOT COPY
N0
Yes
N0
Yes
N0
Yes
1. Check video
2. Check DVD player
1. Check P14 signal
2. Check signal between P14 and U13 (IF AV1 mode)
3. Check Tuner & U13 (IF TV mode)
4. Check U13 POWER 3.3V
1. Check LVDS LINE
2. Check U13 clock (60MHz)(X1)
3. Check U13 Power
Page 9-2
File No. SG-0285