Vizio VP50 HDTV20A Service Manual - Page 19

Component, Display, Correctly

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(COMPONENT) IS NOT DISPLAY CORRECTLY Start Input signal good? Yes P1 input correct? Yes U14 input correct? Yes LVDS output correct ? Yes 1.Is J7 connected good? 2.Is panel working ok? END N0 1.Check video 2.Check host's setting N0 1.Check signal between P1 2.Check power 12V& 5v N0 1.Check signal between U14&P1 2.Check U14 Clock (27MHZ) 3.Check U14 :DV33&DV12&AV15&AV12 N0 1.Check U14 2. Check LVDS 5V or 12V CONFIDENTIAL - DO NOT COPY Page 9-3 File No. SG-0246

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CONFIDENTIAL
–
DO NOT COPY
Page
9-
3
File No. SG-0246
N0
N0
N0
N0
Yes
Yes
Yes
Yes
(COMPONENT)
IS
NOT
DISPLAY
CORRECTLY
Start
Input signal good?
1.Check video
2.Check host’s setting
P1 input correct?
1.Check signal between P1
2.Check power 12V& 5v
U14 input correct?
1.Check signal between U14&P1
2.Check U14 Clock (27MHZ)
3.Check U14 :DV33&DV12&AV15&AV12
LVDS output correct ?
1.Check U14
2. Check LVDS 5V or 12V
1.Is J7 connected good?
2.Is panel working ok?
END