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Standard Repair Process
Error
symptom
☞A9
Check
Power Indicator
LED On?
. Stand-By: Red or Turn On
. Operating: Turn Off
Check Power cord
was inserted properly
Normal?
B. Power error
Y
Power
N
N
Y
☞A10
Close
Check ST-BY (7.8V)
No power
DC Power on
Normal
by pressing Power Key
operation?
On Remote control
☞A10
Measure each output
voltage of Power B/D
Y
Normal
voltage?
Normal
voltage?
Y
Replace Power B/D
N
Replace Power B/D
6
Established
date
Revised date
☞A10
N
Check Power
OK?
On '"High"
Y
Replace Main B/D
Y
Replace Main B/D
N
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Only for training and service purposes
6/17
Y
Replace
Power B/D
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