Vizio L32HDTV10A Service Manual - Page 22

Composite, Video1, S-video, Display, Correctly

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(TV, COMPOSITE VIDEO1, 2, 3, S-VIDEO) IS NOT DISPLAY CORRECTLY Start Input signal good? Yes U20 input correct? Yes U20 output correct? Yes LVDS output correct? Yes 1.Chcak J6 Connect is good? 2.Is panel working ok? END N0 1.Check video 2.Check DVD player N0 1.Check P2 signal 2.Check signal between P2 and U20 (IF AV1/AV2 mode) 3.Check Tuner &U20 (IF TV mode) 4.Check J4&J6 (IF AV3&S-Video) 5.Check U20 POWER +9V 6.Check U22 data input/output N0 1.Check signal between U20 and U9 N0 1.Check signal between U20 and U9 2.Check U9 clock (27MHz) 3.Check U9 power CONFIDENTIAL - DO NOT COPY Page 10-2 File No. SG-0182

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CONFIDENTIAL – DO NOT COPY
Page 10-
2
File No. SG-0182
Yes
N0
N0
N0
Yes
Yes
Yes
N0
(TV,
COMPOSITE
VIDEO1,
2,
3,
S-VIDEO)
IS
NOT
DISPLAY
CORRECTLY
Start
Input signal good?
1.Check video
2.Check DVD player
U20 input correct?
1.Check P2 signal
2.Check signal between P2 and
U20 (IF AV1/AV2 mode)
3.Check Tuner &U20 (IF TV mode)
4.Check J4&J6 (IF AV3&S-Video)
5.Check U20 POWER +9V
6.Check U22 data input/output
LVDS output correct?
1.Check signal between U20 and
U9
1
.Chcak J6 Connect is good?
2.Is panel working ok?
END
U20 output correct?
1.Check signal between U20 and
U9
2.Check U9 clock (27MHz)
3.Check U9 power