User Manual
Airbridge cBTS3612-450 12-carrier CDMA Base Station
4 cBTS3612-800 Yearly Maintenance
Instructions
03Q-0112-20020720-120
4-1
4 cBTS3612-800 Yearly 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.
Cabinet sanitation
Tools required: Vacuum cleaner, alcohol and towel.
Impose strict operation regulations
to prevent mis- operation on power
supply.
BTS power output
Test the output power of the RFs.
Check if the output is the same as
recorded in the BSC.
Grounding resistance and
grounding wires
1). Measure the grounding resistance with proper test
instruments.
2). Check if the connector of the grounding wires are
normal
Water-proof performance of
antenna and feeder connector
and lightening protection
grounding clip
1). Check the external parts;
2). Unwrap them and check.
Wrap up the checked parts with
the same material used before the
check.
Firmness and angle of
antenna
1). Tighten the screw with the wrench.
2). Check if the angle are correctly set.
Do not apply too much force with
the wrench.
