Remote Control Trouble Service Flow Chart - Daewoo DV-2500H Service Manual

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3.6. Remote Control Trouble Service Flow Chart

Remote Control Trouble
Check Remote Control
Check U3 Pin2 Voltage
Check U3 Pin3 Output Signal
Check U2 IR Input Signal
Replace U2
DV-2500H Service Manual
OK
NG
Replace Battery
OK
NG
Check Power Supply
OK
NG
OK
NG
- 41 -
NG
Replace Control
Replace U3

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