DAEWOO ELECTRONICS DLP-15D3SHS, Руководство по обслуживанию

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Trouble Shooting
8-4. When “No picture” in TV mode.
Does LED turn on
in Green?
Go to chap 8-2
Ch eck start
Y
N
N
Check the tuner
(TU1) or the VCTI.
Check the LV385(IC17).
Check the cable to panel.
N
Confirm AC connection.
Confirm Power S/W ON.
Check the adapter,
inverter and panel.
N
Check the VCTI.
N
Check the MST9883(IC16)
and switching IC(2,9,34).
N
Check the 12C of MDIN150
(IC22) and PW113(IC13).
N
Check the PW113(IC13).
N
Y
Does raster
screen appear?
Is there a weak discharge
on the screen?
Is output of TP normal?
(VCTI_VS,VCTI_HS,
R,G,B)
Y
Y
Y
Is GCLK(R63), GFBK(R62),
GVS(R66), GHS(R64), R, G, B
output of IC16(MST9883)
normal?
Y
Is DVS, DHS, DCLK,
DEN(#2,3,4 of RP38, R54), R, G, B
output of IC13(PW113)
normal?
Is DVS, DHS, DCLK,
DEN(#2,3,4 of RP38, R54), R, G, B
output of IC13(PW113) normal?
Y
Y
Does auto-tuning
function operate normally?
Y
Tune the channel.