Repair manual

Adjustments Adjustment Tools - 11
3. Connect one end of the
jumper adjustment tool
(922-4165) to the
video board pin.
Note: The video board
pin is located
approximately one inch
below the ground pin and
is accessible through a
small hole in the video
board sheet metal
4. Connect the other end to
one of the ground pins.
5. Power on the iMac and
begin the adjustments.