Hitachi SM0541 Service Manual page 14

CP-S235 (C10SM2)
Picture is not displayed
when the RGB signal is input
Check at operating mode
Are
voltage input
at pins , , , of
1 3 5 7
E800 on the
MAIN board?
YES
MAIN board
Picture is not displayed when the
VIDEO, S-VIDEO, Component Signal is input
Check at operating mode
Are
voltage input at
pins 1 , 3 , 5 , 7
E800 on the
MAIN board?
YES
MAIN board
NO
1 : +12V
3 : +17V
5
:+6.6V
7
:+4.1V
LCD panel
of NO
: +12V
1
Power unit (circuit)
3 : +17V
5 : +6.6V
7 : +4.1V
LCD module assembly
14
Power unit
(circuit)