GE Brivo OEC 715 Service Manual page 468

3. Remove the 3 screws of the plate and remove the metal
plate to easily access to power on indicator.
4. Unplug the wires connected to the power on indicator.
5. Release the secure ring of power indicator.
6. Remove the indicator and replace a new one.
7. Connect the AC cord to the socket. Verify that the power
on indicator will light.
Replacement
7-61