User Manual of
C20-GSM
Repeaters
11
Please check whether the connection of RF cable is correct (donor antenna connected to
BTS port, service antenna connected to MS port), and whether every port is stable. After
affirmation, please go along the followings:
5.1
Power supply connection
After power supply connection, check ALARM and POWER and PA failure indicators first.
Status and definition of POWER indicators:
Status and definition of ALARM indicators:
Status
Definition of ALARM
Meaning: working in linearity
green
attention: Input signals may be not enough
Meaning: overloading or self oscillation, strong input signals
red
Attention: cut the connection of equipment and service antenna,
then connect the MS port to load, if the red light changes to green
or orange, which means the isolation of donor antenna and service
antenna is not enough, then please adjust the isolation.
If the red light still turning on that means over accepting of donor
antenna or strong interference, then please adjust the place of
donor antenna..
orange
Meaning: it is working in linearity
off
Repeater break down
5.2
Performance setting
Curve chart of equipment working condition
Status
Definition
green
Normal
off
DC power problem
