Daewoo DN-K538 Service Manual
35
Replace
D1/D2/D6/D7/D8/D9/D10/
D11/D12/D13/D14
3. Servicing Procedures
3.1. 1 Power Supply Trouble Service Flow Chart
嗻
Philip
嗼
Power Supply
Block Trouble
NG
Check FU1 Condition
Replace FU1
OK
NG
Check F01 Condition Replace F01
OK
Check
on
D1/D2/D6/D7
NG
D8/D9/D10/D11/D12/D13/D14
Output Voltage Condition
OK
NG
Check on U1
Replace U1
Voltage Condition
Pin1(2.4V)/ Pin2(0V)/ Pin3 (2.6V)
NG
NG
Check on U4
Replace U4
NG
NG
Check
on
U3
Replace
U3
Check
CN1
Output Voltage
Summary of Contents for DN-K538
Page 7: ...Daewoo DN K538 Service Manual 7 Table1 Vaddis 962 Pin s operational function description ...
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Page 26: ...Daewoo DN K538 Service Manual 26 Fig2 2 Power Supply Assembly Drawing ...
Page 27: ...Daewoo DN K538 Service Manual 27 Fig 2 3 Power Supply Composite ...
Page 29: ...Daewoo DN K538 Service Manual 29 Fig2 5 Power Supply Assembly Drawing ...
Page 30: ...Daewoo DN K538 Service Manual 30 Fig 2 6Power Supply Composite ...
Page 32: ...Daewoo DN K538 Service Manual 32 Fig 2 9 AUDIO VIDEO FILTER Fig 2 10 MEMOR ...