Toshiba D-VR610KU, Руководство по обслуживанию

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1-10-12 E9KGATR
D-FG
D-PG
5Vp-p
2.5Vp-p
D-FG
FLOW CHART NO.6
Capstan Motor does not rotate.
FLOW CHART NO.7
Drum Motor does not rotate.
FLOW CHART NO.8
Drum Motor rotates only for a few seconds.
FLOW CHART NO.9
RF-SW signal is not outputted.
Is the Drum Motor rotating?
Is 5V voltage supplied to Pin(2) of CN1502?
Is 12V voltage supplied to Pin(1,11) of CN1502?
Is over approximately 2.6V voltage supplied to
Pin(5) of CN1502?
Check the P-ON+5V(1) line and replace
P1 (BOARD MCV) or P3 (BOARD POWER
SUPPLY) if defective.
Check the line between Pin(5) of CN1502 and
Pin(33) of IC1501, and replace P1 (BOARD MCV)
if defective.
Check the AL+12V(1) line and replace
P1 (BOARD MCV) or P3 (BOARD POWER
SUPPLY) if defective.
Check the P-ON+5V(1) line and replace
P1 (BOARD MCV) or P3 (BOARD POWER
SUPPLY) if defective.
Check the line between Pin(8) of CN1502 and
Pin(34) of IC1501, and replace P1 (BOARD MCV)
if defective.
Check the AL+12V(1) line and replace
P1 (BOARD MCV) or P3 (BOARD POWER
SUPPLY)if defective.
Check the AL+12V(1) line and replace
P1 (BOARD MCV) or P3 (BOARD POWER
SUPPLY) if defective.
DRUM PG/FG SIGNAL WAVEFORM
Replace P1 (BOARD MCV).
No
No
No
No
No
No
No
No
No
No
No
Yes
Yes
Yes
Is 5V voltage supplied to Pin(2) of CN1502?
Is the drum PG/FG signal inputted to Pin(65) of
IC1501?
Is the drum PG/FG signal inputted to Pin(65) of
IC1501?
Is 12V voltage supplied at Pin(1,11) of CN1502?
Is the RF-SW signal outputted to Pin(23) of IC1501?
Is 12V voltage supplied Pin(1,11) of CN1502?
Refer to "FLOW CHART NO.7" <Drum Motor does
not rotate> and "FLOW CHART NO.8" <Drum
Motor rotates only for a few seconds>.
Is over approximately 2.6V voltage supplied to
Pin(8) of CN1502?
Yes
Yes
Yes
Yes
Replace P1 (BOARD MCV).
Yes
Yes
Yes
Yes
Replace 1B1 (DECK ASSEMBLY).
Replace 1B1 (DECK ASSEMBLY).
Replace 1B1 (DECK ASSEMBLY).
Replace 1B1 (DECK ASSEMBLY).
Replace 1B1 (DECK ASSEMBLY).