Wireless detector PCB (current design):
1. Inovonics wireless transmitter
module, plugged in PCB
2. Right battery pack connector
3. External power source terminal
4. Cover temper switch
5. Test socket (power/bus)
6. Left battery pack connector
7. Alarm relay terminal (NO/C/NC)
8. Bracket temper switch connector
9. Power module connector
10. DIP Switches
11. Battery power fuse
12. External power source fuse