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[ Flow chart 7 ] Symptom: DVD has no image
Description: DVD has no image but has sound.
Y
Y
Check
whether pin 13/15/17
of U106 has signal
output
Y
N
Y
N
Check
whether L195/L196/L198
has video signal
output
Check Mt1389 and
peripheral elements
Whether
machine switches in
DVD state
Change machine setup
N
Check U106 peripheral
elements
DVD has no image
Check
whether pin 7/9/12
input signal of MST718
is normal
N
Check components video
input loop
Y
Change MST718
Содержание LD2006K
Страница 1: ...Service Manual LD2006K RU ...
Страница 62: ...5 1 2 Bottom layer of Main Board 21901 2 4941424 59 ...
Страница 63: ...5 1 3 TOP layer of Power Board 52006 5UL 5449928 5 1 4 Bottom layer of Power Board 52006 5UL 5449928 60 ...
Страница 85: ...5 2 6 DVD KEY Board 82 1 2 SW601 1 2 SW602 1 2 SW603 1 2 3 CN601 CN 3P2 0 1 2 D601 1N4148 D602 1N4148 SW2 SW1 ...