(Tv, Composite Video1,, S-Video) Is Not Display Correctly - Vizio VX32L Service Manual

(TV, COMPOSITE VIDEO1,, S-VIDEO) IS NOT DISPLAY CORRECTLY

Start
Input signal good?
U14 input correct?
U14 output correct?
LVDS output correct?
1.Chcak J7 Connect is good?
2.Is panel working ok?
END
CONFIDENTIAL DO NOT COPY
–
N0
Yes
N0
Yes
N0
Yes
N0
Yes
1.Check video
2.Check DVD player
1.Check P11(VIDEO&S) signal
2.Check signal between P1 and
U14 (IF IN AV mode)
3.Check Tuner &U13 (IF TV mode)
4.Check P1 (IF S-Video)
1. Check U14
DV33&DV12&AV15&AV12
2.Check X1 is OK?
1.Check LVDS LINE
2.Check U14 clock (27MHz)
3.Check LVDS 5V or 12V
Page 9-2
File No. SG-0204