TM 5-6675-323-14
9-20.5 Replace Rear Input PC Board.
MOS: 35E, Special Electronic Devices Repairer
3/16 in. Flat Tip Screwdriver
TOOLS:
N o . 2 Cross Tip Screwdriver
R e a r Input PC Board
SUPPLIES:
Remove four screws and washers from top of auto-scaler. Lift off top.
a.
b. Disconnect rear panel ribbon cable J103 from main logic PC board.
R e m o v e 0 F F / E2/ E1 knob, locknut, and
Loosen O F F / E 2 / E 1 knob locknut.
c.
washer f r o m b a c k p a n e l .
d . Remove t h r e e rear input PC board mounting screws and nuts from back
Remove defective rear input PC board.
panel.
Secure n e w rear input PC board on back panel with three nuts and screws.
e.
9-152
