Sony RDR-GX210 Service Manual page 68

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When External Input, No Audio Output
DISC PLAY Audio Out
is normal?
IC702 ñ 17,18pin
No Audio Signal input ?
IC703,704 - 7pin
Audio swiching is okay ?
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L 13942296513
When AV1 Input
REAR JACK is okay?
When AV2 Input
PIM02,PMI02 -27,29p in
are okay?
When AV2 Input
PMJ01,PJM01-2,3pin
are okay?
Check JACK JK701,JK702 and other circuits
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NO
Check 'When Playin g Disc , No Audi o Output'
YES
NO
Check ADC Data path :IC702 - 6pin
=> IC503 -5pin => IC503 -6pin => IC301 -199pin
YES
Check IC703, IC704 (AUDIO SWITCH)
NO
& Check Control signal from MICOM IC501
YES
NO
Check signal path from RCA JACK to IC703,704
YES
NO
Check Connector PIM02 & PMI02
YES
NO
Check Connector PMJ01 & PJM01 and Cable
YES
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2 9
8
Tuner - 2pin : High, 4pin : Low
AV1 - 2pin : High, 4pin : High
AV2 - 2pin : Low , 4pin : Low
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3 6 7 1 3 1 5
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6-7
9 4 2 8
0 5 8 2 9 9 4 2 8
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9 9
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