Sanyo PDP-42XR8DA - Page 24

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2.2. Backlight, but no picture
Check if the unit button
or remote control
operation?
Check if all channels
have no signal?
Replace
main board
Enter factory-menu,
initialization EEPROM,
then turn off the TV,
turn on again, displa
y
p
icture?
Adjust main boar
d
again
Replace main
board
no
yes
yes
no
yes
Does display OSD
menu on screen when
p
ress menu button?
yes
no
no