Control System
42
Service Manual – SC1500
Removal and Installation
A1 Control Board
Caution! Electronic devices like the A1 Control Board are sensitive to Electrostatic Discharge (ESD).
Before handling the Control Board, touch a metal bench or shelf to discharge any electrical
charge that may have built up in your body. Do not walk around with a Control Board in your
hands.
1
Disconnect the batteries.
2
Remove the four
Phillips
Screws
and
Flat Washers
holding the
Interface Panel
Assembly
to the
Control
Panel
3
Carefully lift the
Interface
Panel Assembly
out of the
Control Panel
Phillips Screw
and Flat
Washer (4)
Control
Panel
Interface
Panel
Assembly
Control
Panel
Interface Panel
Assembly