Daewoo DPX-42D1NMSB, Руководство по обслуживанию

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Check Start
Does “No signal”
screen appear?
Is the signal input Jack
correctly connected?
Does input source
(AV device) operate?
Is input selection
in used mode?
Check the connection of
Jack (PDP or AV device)
Check A/V Device
function
Confirm input
selection
Is there a weak
discharge
on the screen?
Is the LVDS Cable
correctly connected?
1. Confirm AC connection
2. Confirm Cable connection
of Power PCB
3. Reassemble or change
Power PCB
1. Confirm Cable connection
of Video PCB
2. Reassemble or
change Video PCB
1. Check other PCBs
(DIGITAL,X/Y-SUS),
CONNECTION
2. Reassemble or change PA603
YES
NO
NO
YES
YES YES
YES
NO
NO
NO
NO
Check Start
Does screen appear?
Is the sound input Jack
correctly connected?
Does input source
(AV device) operate?
Check the connection of
Jack (PDP or AV device)
Check A/V Device
function
1. Confirm AC connection
2. Confirm Cable connection
of Power PCB
3. Reassemble or change
Power PCB
YES
NO
NO
YES
NO
10. Main PCB Trouble Diagnosis
10-1. VIDEO & JACK PCB Trouble Diagnosis
10-2. Sound Trouble Diagnosis
Is the sound power Cable
correctly connected?
Is the sound Cable
correctly connected?
Confirm
speaker cable
connection
Confirm
speaker power Cable
connection
YES
YES
YES
YES
YES
Change Video PCB
or speaker