TM5-6675-326-14
6-14.3 Replace Main Logic PC Board
PERSONNEL REQUIRED:
1 Special electronic devices repairer MOS 35E
TOOLS :
3 / 1 6 - i n . f l a t - t i p s c r e w d r i v e r
N o . 2 c r o s s – t i p s c r e w d r i v er
Needle - nose pliers
MATERIALS/PARTS:
Main logic PC board
REMOVAL :
a .
Remove four screws and washers from top of auto-scaler. Lift
o f f t o p.
CAUTION
Front panel is connected to frame of auto-
scaler by two ribbon cables.
Do not pull
front panel more than a few inches from
frame.
Damage to circuit boards can result.
b .
Remove four screws on front panel of auto-scaler.
P u l l f r o n t
panel free from auto–scaler frame .
6-152
