User Manual

AS4000 Central Terminal Installation and
Commissioning
DLP 009
605-0000-432
Issue 1.3a Date 18th October 1999
Page 1 of 8 Copyright Airspan Communications Corporation 1999
CARD INSTALLATION
3. Preliminary
Warning: Before handling any cards or modules, observe full anti-static
precautions.
1. Ensure that the CT Circuit Breakers located on the lower assembly of the Combiner Shelf
are set to the OFF position.(Down) See Figure 26.
PSU1 PSU2 PSU3
DC SUPPLY
OFF
1 2 3 4
OK
Fail
OK
Fail
OK
Fail
Test Test
Test
Figure 26. Part of RF Combiner Shelf showing Circuit Breakers.
Warning: Isolation of power from the rack is only achieved by ensuring that
both circuit breakers are in the off position.
2. Ensure that the end of suite fuses are adequately rated and insert these into the respective
fuse holder positions.
3. Ensure that each shelf identity is set by the provision of links as shown in Table 7.
Shelf JP1 JP2
1
In In
2
Out In
3
In Out
4
Out Out
Table 7. Shelf Identity Settings