Daewoo DSJ-6000LN, Руководство по обслуживанию

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No Display
(RF / VIDEO / DVD)
LAMP, FAN, Power abnormal
Does Power LED operate normally in green?
When pressing Menu button, is OSD
displayed normally?
RF signal is off RF, VIDEO Screen is off
Check U101 (1855) output
(#19-C, #21-Y, #23-V)
Check after Q106, Q107 Repair
(#E-C, #E-Y)
Is IC219 (3230) output correct?
(#Y0~#Y7, #C0~#7)
Check after IC218 (9400) repair
(#VPT00~#VPT20)
Check after
repair
Check after
connection
Check after
connection
Check Input signal
(480i)
Check after
connection
Only DVD Screen is off
Check IC219 (3230) input
(#4-B, #5-G, #6-R)
Check after IC219 Repair
(#Y0~#Y7, #C0~#C7)
Repair Engine BOARD
CheckIC217 (PW364) output
(#DPT00~#DPT23)
Check IC220 (LVDS IC) output
(#LVDS00~#LVDS09)
Check U104 (1232) output
(#5-Y/V,#6-C)
Check connection of antenna
Check TU601 (TUNER output)
repair
Check after Q101 repair (#E)
Is all Screens not displayed?
(RF / VIDEO / DVD)