User Manual
Airbridge cBTS3612-450 12-carrier CDMA Base Station
2 cBTS3612-800 Monthly Maintenance
Instructions
03Q-0112-20020720-120
2-1
2 cBTS3612-800 Monthly Maintenance
Instructions
Items
Instructions
Note
Call test
Make calls with an MS. Collect information at both
the MS and the BSC to see if all calls are normal
for all sector carriers.
There should be no noise, no call
dropping, nor cross talking.
Grounding, lightening protection
system (including E1 lightening
protection board) and power
supply system
1) Check the connections in the grounding system
and the lightening protection system.
2) Check if the power supply system is normal.
3) Check if any part of the lightening protector is
burnt.
Keep the lightening protector for the
power supply system and the antenna
and feeder system in good shape.
Antenna and feeder part
1) Check if there is any VSWR alarms;
2) Check if the support of the antenna is set to the
correct direction;
3) Check if the water-proof performance of the
feeder is normal.
Query at the maintenance console.
Secondary power supply
Check if there is any alarm on the fault of the
secondary power supply module.
