![GE Security 1200C Installation Manual Download Page 29](http://html.mh-extra.com/html/ge-security/1200c/1200c_installation-manual_572048029.webp)
1200C-2000C Fire Alarm Control Panel, Repeater, and Black Box Installation Manual
25
Starting up on battery power
If mains power is not available the control panel may be powered up using battery
power. To do this, press the battery startup button on the PS1200N power supply
interface module (see Figure 18 on page 20).
Third-source power supply
An optional 9V PP3 battery may be installed as a third-source power supply. The
third-source battery is connected to the FC1200N or FC2012 host CPU module.