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Testing the battery backup
External battery backup (AEH)
To test operation of external battery backup:
1.
2.
3.
4.
5.
6.
7.
The test of external battery backup operation is now complete.
Inst. 7–20
Switch the main 32 A circuit breaker to off to disconnect the external ac
supply.
Check that the yellow I/P HEALTHY and green O/P HEALTHY LEDs on
the three TOPSMs are extinguished.
Check that the green RADIO LED on the CAB remains illuminated.
Check that the RADIO STATUS LED for each CTU continues to flash
green.
Verify (by listening) that the TMS recirculation fans are operating.
NOTE
In step 5 ambient air fans may also run, depending on site
conditions.
Switch the main 32 A circuit breaker to on to reconnect the external ac
supply.
Check that the yellow I/P HEALTHY and green O/P HEALTHY LEDs on
the three TOPSMs illuminate, and that the indications checked in steps 3
to 5 remain unchanged.
Installation & Configuration: Horizon macro outdoor
68P02902W03-A
CONTROLLED INTRODUCTION
GSM-204-423
31st Oct 01
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