Toshiba RD-XS27KE, Руководство по обслуживанию

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1-9-9 E2G71TR
Are the analog audio signals outputted to each pin
of CN1201?
CN1201 17PIN AUDIO (L)-OUT
CN1201 15PIN AUDIO (R)-OUT
IC1202 7PIN AUDIO (L)-OUT
IC1202 1PIN AUDIO (R)-OUT
IC1202 6PIN AUDIO (L)-OUT
IC1202 2PIN AUDIO (R)-OUT
Replace P1(AV ASSEMBLY).
Is the signal at Pin(37) of IC009 "H"?
Is the signal at Pin(18) of CN1201 "H"?
Check the periphery between Pin(73,74) of IC005
and the audio terminal (JK1206), and replace P1
(AV ASSEMBLY) if defective.
Check each line between each pin of CN1201
and each pin of IC1202, and replace P1(AV
ASSEMBLY) if defective.
Check the line between pin(18) of CN1201
and pin(37) of IC009, and replace P1(AV
ASSEMBLY) if defective.
CN1201 17PIN
→
IC1202 6PIN AUDIO(L)-OUT
CN1201 15PIN
→
IC1202 2PIN AUDIO(R)-OUT
Are the analog audio signals inputted to each pin
of IC1202?
Are the analog audio signals outputted to each pin
of IC1202?
Are the audio signals outputted to the specific
output terminal?
Are the audio signals outputted to the audio
terminal (JK1206)?
Are the audio signals outputted to the audio
terminal (JK1207)?
Are the audio signals outputted to the audio
terminal (JK1204)?
Yes
Yes
Yes
Yes
Yes
No
No
IC005 77PIN AUDIO (L)-OUT
IC005 76PIN AUDIO (R)-OUT
Check each line between each pin of IC1202
and each pin of IC005, and replace P1(AV
ASSEMBLY) if defective.
IC1202 7PIN
→
IC005 77PIN AUDIO(L)-OUT
IC1202 1PIN
→
IC005 76PIN AUDIO(R)-OUT
Are the analog audio signals inputted to each pin
of IC005?
Yes
No
IC005 73,74PIN AUDIO-OUT 1 (AV1)
IC005 71,72PIN AUDIO-OUT 2 (AV2)
IC005 67,68PIN AUDIO-OUT 2 (REAR)
Are the analog audio signals outputted to each pin
of IC005?
Yes
No
No
No
No
Check the periphery between Pin(71,72) of IC005
and the audio terminal (JK1207), and replace P1
(AV ASSEMBLY) if defective.
No
Check the periphery between Pin(67,68) of IC005
and the audio terminal (JK1204), and replace P1
(AV ASSEMBLY) if defective.
No
Replace P2(DVD MECHANISM & DVD/HDD MAIN
BOARD ASSEMBLY).
Replace P2(DVD MECHANISM & DVD/HDD MAIN
BOARD ASSEMBLY).
B
Check the AL+5V(2) , AL+9V line
and replace P1(AV ASSEMBLY),
P5(BOARD POWER SUPPLY) if
defective.
Replace P1(AV
ASSEMBLY).
Yes No
No
Is 5V voltage supplied to Pin(63) of IC005?
Is 9V voltage supplied to Pin(75) of IC005?