User's Manual

38 68P80801E35-B 5/1/2002
Troubleshooting EBTS System Manual - Vol 2
Generation 2/EBRC Single Channel Base Radio Backplane
Table 10 lists the pin-outs for the 25-pin P7 Alarm connector.
Table 10 Gen 2 BR P7 External Alarm Connector Pin-outs
Pin Signal
1 EXT_GPI_1*
2 EXT_GPO_1*
3 GND
4 EXT_GPI_2*
5 EXT_GPO_2*
6
7
8
9
10 GND
11 28.6 VDC
12 14.2 VDC
13 14.2 VDC
14
15 5.1 VDC
16 GND
17 BAT_STAT*
18 MTR_STAT*
19 EXT_VFWD
20 EXT_VREF
21 GND
22 GND
23 BATT_TEMP
24
25 GND
NOTE: * = enabled low