DO THIS FIRST
Remove Housing Cover
TOOLS
Phillips screwdriver
Control PCB Fixing Panel
8
Revised 09 .15 .11
Replace Control PCB
1
Place the Housing Cover face down on soft surface .
2
Push in and down on the mounting tabs (one on each
side) on the Control PCB Fixing Panel .
3
Pull out on mounting tabs to separate the Control PCB,
Keypad, and Fixing Panel .
Keypad
Control PCB
4
Push the new Control PCB in to the housing cover . The
tabs lock into position when properly in place .
Proteus A3/125 Technical Service Manual