Panasonic PT-AE8000U Service Manual page 28

 COMPUTER Input checks
Check the output waveform of FL1003.
A
R/Pr, G/Y, B/Pb
Check the input waveform of IC1001(ADV).
A
C1032(G/Y), C1033(R/Pr), C1034(B/Pb)
Check the input signal of IC1001(ADV).
A
R1149(HD sync), R1150(VD sync)
Check the output waveform of IC1001(ADV).
A
R1168(HD,VD,ACT), R1169(CLK), R1164(G9)
Check the output wave form of IC1046.
A AW_LOUT1CKN : R1471
AW_LOUT2CKN : R1477
Replace the A-P.C.Board.
A
 COMPONENTI Input checks
Check the output of FL1000(Y), FL1001(Pb/Cb),
A
FL1002(Pr/Cr).
Check the input waveform of IC1001(ADV).
A
C1036(Y), C1037(Pr/Cr), C1038(Pb/Cb)
Check the output waveform of IC1001(ADV).
A
R1168(HD,VD,ACT), R1169(CLK), R1164(G9)
Check the output wave form of IC1046.
A AW_LOUT1CKN : R1471
AW_LOUT2CKN : R1477
Replace the A-P.C.Board.
A
OK
OK
OK
OK
OK
OK
OK
OK
OK
NG
A Check FL1003 and around them.
NG
Check R1139-R1141, C1032-C1034 and around
A
them.
NG
Check R1008-IC1000(HD), R1009-IC1002(VD)
A
and around them.
NG
A
Check IC1001 and around them.
NG
Follow the section "Main microprocessor checks".
NG
A Check FL1000-FL1002 and around them.
NG
Check R1143-R1145, C1036-C1038 and around
A
them.
NG
A
Check IC1001 and around them.
NG
Follow the section "Main microprocessor checks".
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