Bell Mobility User Manual
In-building Repeater
21
4.2.5 Troubleshooting Guide Related to RF
Symptom
Check Point
Troubleshooting
When repeater
does not work
properly
* Check Electricity Cord
connection status
* Re-plug in AC power cord
When repeater
does not work
properly
* Checking electricity input to
AC power outlet.
* Please verify AC power input by using DVM (Digital Voltage
Meter)
When in
alarming
* DL over-input alarm
* Please Check following status
- Proper maximum output power limit level
- BTS input level (Spectrum Level)
- Input RSSI value on Status Page
- Downlink Attenuation level
* Please reset AC power upon completing Alarm
troubleshooting
When in
alarming
* DL over-output alarm
* Make sure output power is operating normally.
* Reset AC power upon completing Alarm
troubleshooting.
When in
alarming
* UL over-output alarm
* Please make sure output level is operating normally
* Please reset AC power upon completing Alarm
troubleshooting
When in
alarming
* VSWR alarm
* Check following status
- Antenna port connection
- Verify that cable from I/O filter is secure.
* Disconnect all antenna cables from the repeater, terminate all
antenna ports with 50Ohm terms and then reboot the repeater.
If the VSWR alarm still occurs then equipment should be
replaced. If the alarm goes away, then the VSWR issue is
somewhere in the cabling or connectors.
* Reset AC power upon completing Alarm
troubleshooting
When in
alarming
* IF Module alarm
* Verify IF Module LED is On.
* When LED is Off, module should be defective.
