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(TV_SIDE, AUDIO) IS NOT DISPLAY CORRECTLY
Start
Input signal good?
input correct?
J3 output correct?
Check signal correct?
U45(MT8292) Volt
U45
output correct?
END
CONFIDENTIAL
DO NOT COPY
–
N0
Yes
N0
Yes
N0
Yes
N0
Yes
N0
Yes
N0
Yes
1. Check Audio source
2. Check the player of source
1. Check signal of Main Board(
2. Check signal of Audio Board
(J3
output/J1 Input)
3. Check the wire of Main Board to
Audio Board
1. Check the output volt of
J3
output
&U7 L/R
output of Audio Board
1.
Check MT8292
CE94(ChL)and
C95(ChR)
AV in
CE96(ChL)
and CE97(ChR)Lineout
1. Check 12V&8292_9V of
U45
1. Check DV33 of
U45
1. Check feedback resistor and
capacitor.
Page 9-7
File No. SG-0240
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