Product Info

BTS alarm descriptions
DN00112232 © Nokia Corporation Draft 21 (26)
Issue 3-0 en Nokia Proprietary and Confidential
Temperature inside the
TRX is high.
1. Check whether the following alarm is active for
fan unit:
7605 BTS NOTIFICATION
and follow the instructions given for the alarm.
2. Even if there are no active alarms for the fan
unit, check that no foreign objects obstruct the
airflow.
3. If alarm 7605 is not active, ensure that the
ambient temperature of the base station is within
acceptable limits.
Automatic.
Temperature inside the
TRX is low.
1. Ensure that the ambient temperature is within
acceptable limits. Check also the fan unit.
Automatic.
Fan unit is broken. 1. Check whether the fan unit is installed.
2. When there is a fan unit installed, check if
something has jammed the fan unit and remove
the jamming object. Otherwise replace the fan
unit.
Automatic.
Table 6. 7602 BCF NOTIFICATION (Continued)
7602 BCF NOTIFICATION
Table 7. 7603 BTS FAULTY
7603 BTS FAULTY
Severity: Object affected: Object state: Unit:
*** BTS Disabled WTxx, HVTx
Fault reason: Instruction: Alarm cancelling:
Other faults. 1. Check whether the following alarm is active:
7606 TRX FAULTY
and follow the instructions given for the alarm. If
necessary, replace all TRXs in the faulty sector.
Automatic.
Table 8. 7604 BTS OPERATION DEGRADED
7604 BTS OPERATION DEGRADED
Severity: Object affected: Object state: Unit: