5. Lift the backlight controller board from the computer (3).
To install the backlight controller board, reverse the removal procedures.
Multiple display panels are available for this computer. The panels use the same backlight controller
board spare part. You must position the jumper on the backlight controller board based on the display
panel installed. Please refer to the table on the base pan near the backlight controller board for the
appropriate jumper setting on the backlight controller board.
Panel manufacturer Jumper setting
LG 1
CMI 2
AUO 3
CAUTION: Incorrect jumper placement can result in damage to the backlight controller board and
LCD panel.
52 Chapter 7 Removal and Replacement Procedures All-in One (AIO) Chassis
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