Akai LCT2660, Руководство по обслуживанию

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13
TROUBLE SHOOTING LIST
ITEM
PROBLEM
REASON
SOLUTION/
CHANGE PART
REMARK
POWER
NO
WORKING
1.Power wire not connect
well with the connecter.
2. Battery no electric. of
the Remote control
3. Power damage.
4. A/D board damage.
1.Power wire re-connect
with the connecter
again.
2. Change new battery.
3. Change new power.
4. Change the A/D board.
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HAVE SOUND
BUT NO
IMAGE
1. Inverter damage or
connecter loose
2. Tuner damage.
3. A/D board damage.
4. Cable wire connect
wrong position
1. Re-connect the wire or
change new inverter.
2. Change new tuner.
3. Change new A/D board.
4. Try to connect right
position again.
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AUDIO/
SOUND
HAVE IMAGE
BUT NO
SOUND
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1. Tuner damage.
2. A/D board damage. 1. Change new tuner.
2. Change new A/D board.
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PICTURE SHIFT
& UNCLEAR
1. Set up the wrong
frequency of picture
signal.
1. Set up the right
frequency and
auto-adjust the TV.
PC MODE
FUNCTION
PICTURE IS
ABNORMAL OF
PIP/POP
FUNCTION
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1. A/D board damage. 1. Change new A/D board.
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KEY
FUNCTION
CHANNEL UP
& DOWN NOT
WORKING
1. Not scan the channel .
2. Key-board damage.
3. A/D board damage. 1.Scan the channel .
2.Change new key board.
3. Change new A/D board.
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