Daewoo DSP-4210GM, Руководство по обслуживанию

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Service manual SP-110
Is the signal input jack
correctly connected?
Does the input source operate?
Is input selection in PC mode?
Does the ‘Video’ screen
appear after inputting signal 1. PC signal processing is N.G
to Video jack? 2. Change video PCB
Can you see input to P502 No.9,8,31,32,33 1. Inspect jack PCB
R,G,B,Hsync,Vsync of Video PCB? 2. Inspect input jack
Can you output PC signal in 1. PC S/W and DTV processor(IC505) are N.G
TP R,G,B? 2. PC H/V Sync processing part is N.G
3. Change video PCB
Can you output Sync of TP V1 : Hz/ 1. PC S/W is N.G
H1 : KHz/ Hz? 2.Change video PCB
1. PC signal processing is N.G
2. A/D Converter is N.G
3. Change Video PCB
Does the ‘Please check input Is there a weak electronic 1.Confirm AC connection
signal or press “input” key.’ discharge on the screen? 2.Confirm Power S/W on
message appear? Y 3.Inspect Digital and X,Y
N
NO PC screen
Check start
Y
1.Make sure of is PA603 properly Confirm Video to digital
connection of connected? Connector PA603
Jack(PDP Monitor
& PC)
Does DVS,DHS,DCLK Video PCB is N.G
of Video PCB P603 Change PCB
Operate A/V device, being output?
Which is used.
Confirm
input selection
Y
N
N
N N
N
N
Y
Y
1.Confirm other PCBs than Video PCB
2.Change PA603
Y
Y
N
N
Y
Y
N
N
Y
Y