Troubleshooting; Backlight Does Not Light - Sony LMD-2450W Service Manual

3-1. Backlight does not light

Backlight does not light.
Are harness
and flexible flat cable
connected correctly?
Yes
Is the LED of
the standby switch lit?
No
Is the backlight
lit when another G1 board
is installed?
No
Is the backlight
lit when another G2 board
is installed?
No
Replace the LCD panel
or inverter.
LMD-2450W
Section 3

Troubleshooting

No
Connect the harness and
flexible flat cable correctly.
Yes
Replace the B board.
Yes
Replace the G1 board.
Yes
Replace the G2 board.
3-1