Product Info

1X UBS Macro B T S FRU Break er Module Assembly (BMA)
Prerequisites
Coordinate this repair task with the OMCR operator .
Before you begin
Before you begin, record the pertinent information in T able 9 -4 .
Table 9 -4 Item number replacement list
Item
Number
BTS number
F ailed BMA
BMA replacement procedure
BMA mounting screws must be tightened to the specied torque to prev ent arcing
and possible re hazard.
T o replace a BMA perform Procedure 9 -3 and then Procedure 9 -4 .
Procedure 9 -3 R emo ving the failed BMA
A T THE OMCR
1
Shut down site signaling functions according to Procedure 3-2 Shutdown site signaling
functions procedure for a packet BTS on page 3- 5 .
A T THE BTS SITE
2
P ower down the UBS Macro BTS frame according to the section: P owering Down the
Frame on page 2- 3 .
Continued
68P09283A64 -3 9 -9
FOA SEP 2007