RF Window Co., Ltd.
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ICS Repeater ICS-W0837B User Manual
ICS-
F0837 User manual/Confidential & Proprietary
7.3. Fault / Alarm Handling
7.3.1. Down Link / Up Link ALARM Handling
Module
Name
Alarm
Alarm Status
Symptom and Action
Verify Donor Antenna Input Level
High Input
Power
( DL / UL )
Alarm : Red
Normal : Green
Add Fix Attenuator,
Use LNA Attenuator (RF Window)
Verify Donor Antenna Cable,
Antenna Direction,
RF Cables in Repeater,
Input level to ICS module
Low Input
Power
( DL )
Alarm : Red
Normal : Green
Replace cables, adjust ANT direction
Verify Gain and real output power using CPL
port
High Output
Power
( DL / UL )
Alarm : Red
Normal : Green
Adjust Gain
Verify Gain and real output power using CPL
port, Verify Each module In/Output
RF
Power
Low Output
Power
( DL )
Alarm : Red
Normal : Green
Adjust Gain, Replace the Module
Verify Isolation, Verify ICS Module defected.
ICS
ICS (DSP)
( DL / UL )
Alarm : Red
Normal : Green
Adjust ANT Direction and GAIN. Replace ICS
Module
Verify PAU Input Level, Output Level using
CPL Port
Over Power
( DL )
Alarm : Red
Normal : Green
Adjust GAIN
Verify if PAU not fixed, Verify if dust on a Heat
Sink . Verify if PAU defected.
High Temp.
( DL )
Alarm : Red
Normal : Green
Fix PAU, Replace PAU
Verify Output cable status, Verify if antenna
defected. Verify if PAU defected
DL
PAU
VSWR
( DL )
Alarm : Red
Normal : Green
Replace the defected Part
Verify if the Module defected
RF
Device
RF Device
( DL / UL )
Alarm : Red
Normal : Green
Replace the Module