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Powering up the cabinet
Powering up the cabinet
Power-up
overview
This procedure assumes all previous procedures have been completed.
Relevant components to power up procedures are shown in Figure 7-2.
Power up
procedure
without code
load
The following procedure should be carried out to power up the cabinet, with no
code load. This proves the cabinet hardware is capable of operation. The
procedure for cabinet code load is described in the next section.
Procedure to prepare the cabinet for power up without code load
Proceed as follows to prepare the cabinet prior to power up:
1.
2.
3.
4.
5.
6.
7.
8.
Inst. 7–8
CAUTION
Ensure the correct –48/60 V dc PSMs are fitted.
Ensure that there is no blockage to ventilation at the base
of the cabinet.
WARNING
Earth straps are not to be worn during the commissioning
of the power system, and watches and other jewellery
should be removed.
Only insulated tools should be used.
The power source must be supplied to the cabinet via a
suitable overcurrent protective device and be isolated from
the BTS cabinet.
Verify that the power source isolator is set to off.
Disconnect all E1/T1 lines from the BTS.
If fitted, remove the optional PCMCIA card from the MCUF slot.
Set the switch of each PSM to the OUTPUT DISABLE position.
Set all circuit breakers in both ac distribution boxes to off.
Set all circuit breakers on the PSU dc circuit breaker panel to off.
Set the internal and external battery circuit breakers to off.
Press and release all push on/push off circuit breaker buttons on the CBM
to the out (off) position.
Installation & Configuration: Horizon macro outdoor
68P02902W03-A
CONTROLLED INTRODUCTION
GSM-204-423
31st Oct 01
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