User Manual

BTS Redundancy/Alarm Testing – continued
5/21/04 1X SC4812T–MC BTS Optimization/ATP 3-105
DRAFT
Table 3-47: CDI Alarm Input Verification Without the Alarms Test Box
Step Action
NOTE
Input 21 (pins 29 and 30) on the Alarm B connector is reserved for the Power Supply Modules alarm.
15 Refer to NO TAG and sequentially short the ALARM B connector CDI 19 through CDI 36 pins
(25–26 through 59–60) together.
A clear alarm should be reported for each pair of pins that are shorted.
An alarm should be reported for each pair of pins when the short is removed.
16 Select the MGLI.
17 Click on the Device menu.
18 Click on the Set Alarm Relays menu item.
19 Click on Unequipped.
A status report window displays the results of the action.
20 Click on OK to close the status report window.
21 Refer to NO TAG and sequentially short the ALARM A connector CDI 1 through CDI 18 pins (25–26
through 59–60) together.
No alarms should be displayed.
NOTE
Input 21 (pins 29 and 30) on the Alarm B connector is reserved for the Power Supply Modules alarm.
22 Refer to NO TAG and sequentially short the ALARM B connector CDI 19 through CDI 36 pins
(25–26 through 59–60) together.
No alarms should be displayed.
23 Load data to the MGLI to reset the alarm relay conditions according to the CDF file.
Pin and Signal Information for
Alarm Connectors
Table 3-48 lists the pins, wire color codes, and signal names for Alarms
A and B.
Table 3-48: Pin and Signal Information for Alarm Connectors
Wire
Signal Name
Wire
Signal Name
Pin
Wire
Color
Alarm A Alarm B
Pin
Wire
Color
Alarm A Alarm B
1 Blu/Wht A CDO1 NC B CDO9 NC 31 Blu/Yel Cust Retn 4 B CDI 22
2 Wht/Blu A CDO1 Com B CDO9 Com 32 Yel/Blu A CDI 4 Cust Retn 22
3 Org/Wht A CDO1 NO B CDO9 NO 33 Org/Yel Cust Retn 5 B CDI 23
4 Wht/Org A CDO2 NC B CDO10 NC 34 Yel/Org A CDI 5 Cust Retn 23
5 Grn/Wht A CDO2 Com B CDO10 Com 35 Grn/Yel Cust Retn 6 B CDI 24
3