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8 TROUBLE SHOOTING
Basic operating
Symptom
Condition
Checking item
Power is not turned on.
When using the battery.
Incorrect battery polarity, Battery terminal
failure, BATT+ line parts.
failure, BATT+ line parts.
When using the AC adaptor.
AC adaptor, USB cradle, Connector (CN1)
contact, BATT_AC line parts.
contact, BATT_AC line parts.
When both are using the battery
and AC adaptor.
and AC adaptor.
Circuit around IC1001, IC3401,
Power supply.
Power supply.
No beep sound.
Only speaker.
Speaker lead open circuit,
Speaker connector.
Speaker connector.
Only stereo earphones.
Remote controller, stereo earphones,
Remote control terminal.
Remote control terminal.
Both speaker and stereo
earphones.
earphones.
Sub C.B.A., Connectors (PS4001, PP4001),
IC3401.
IC3401.
SD card cannot be read.
Specific card.
SD card, Format failure.
All cards.
L6407, IC6401.
Specific key.
Key entry failure, Switch.
Key entry impossible.
All keys.
IC3401.
In specific direction.
IC3404-IC3407, Jog ball.
Jog ball does not function.
Decision button.
S3101, Jog ball.
The whole operations.
IC3401, Q3101, L3101 open circuit, C3101/
C3108 short circuit, Jog ball.
C3108 short circuit, Jog ball.
Specific key.
Remote controller, HOLD switch.
Remote controller does not
function.
function.
All keys.
Remote control terminal, IC3401,
Power supply.
Power supply.
LCD does not display.
Back light does not light up.
LCD FFC (4 pin) open circuit,
Connector (FP602), IC601.
Connector (FP602), IC601.
LCD does not display.
LCD FFC (27 pin) open circuit,
Connector (FP601), IC601.
Connector (FP601), IC601.
15
SV-AS10EB / SV-AS10EG / SV-AS10GC / SV-AS10GN
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