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DCR-DVD92/DVD92E/DVD103/DVD602/DVD602E/DVD653/DVD653E
ANMON & RW Bias Power
Purpose
Adjust the constant for laser
power staring characteristic
when DVD-R writing starts.
Adjust bias power of DVD-RW/
DVD+RW
power staring characteristic
when DVD-R writing starts.
Adjust bias power of DVD-RW/
DVD+RW
Trouble Symptom
Cause
Faulty connection to power
meter
Faulty installation of power
sensor jig
OP
meter
Faulty installation of power
sensor jig
OP
RF IC
WG5
WG5
Repair
Check connection to power
meter, Check power supply
Check installation of power
sensor jig
Check flexible board, Replace
MD block
Replace IC
Replace IC
meter, Check power supply
Check installation of power
sensor jig
Check flexible board, Replace
MD block
Replace IC
Replace IC
RW Peak Power
Purpose
Adjust peak power of
DVD-RW/DVD+RW
DVD-RW/DVD+RW
Trouble Symptom
Cause
Faulty connection to power
meter
Faulty installation of power
sensor jig
OP
meter
Faulty installation of power
sensor jig
OP
RF IC
Repair
Check connection to power
meter, Check power supply
Check installation of power
sensor jig
Check flexible board, Replace
MD block
Replace IC
meter, Check power supply
Check installation of power
sensor jig
Check flexible board, Replace
MD block
Replace IC
Shock Sensor
Purpose
Check operation of Shock
sensor
sensor
Trouble Symptom
Cause
Faulty sensor
CPU port broken
CPU port broken
Repair
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