Sanyo LCD-24XR10F Service Manual page 35

2、 No Picture, but backlight is normal.
Check the operation
Check relative circuits
of remote control or
No
on main board
key board.
Yes
Press key "menu", check
if OSD displays normally?
Yes No
Check if
Isn't there
voltage of
picture of each
X405-1# is
channel?
5V?
Yes No Yes No
Check circuits of each
channel?
Enter into factory
Check power circuits
Check LVDS circuits
2
menu, initialize E PROM,
of T-CON.
power off and then power
on again, Does picture
display?
Yes No
Check related
OK
channel.