Product Info

BTS alarm descriptions
DN00112232 © Nokia Corporation Draft 19 (26)
Issue 3-0 en Nokia Proprietary and Confidential
Table 4. 7600 BCF FAULTY
7600 BCF FAULTY
Severity: Object affected: Object state: Unit:
*** BCF Disabled WTxx, HVTx, HVSx,
VIFA
Fault reason: Instruction: Alarm cancelling:
Power unit is probably
broken.
1. If the power supply unit LED is green, check the
TRXs and replace the faulty TRX. TRX connectors
are probably broken.
2. If the power supply unit LED is red, replace the
power supply unit.
Automatic.
Oven oscillator is broken. 1. Replace the VIFA unit. Automatic.
Temperature inside the TRX
is dangerously high.
1. Check whether the following alarm is active:
7621 INTOLERABLE CONDITIONS ON SITE
and follow the instructions given for the alarm.
2. Even if alarm 7621 is not active, and there is only
one TRX in the cabinet, follow the instructions
given for alarm 7621.
3. If alarm 7621 is not active and the cabinet has
more than one TRX, replace the master TRX.
Automatic.
Other faults. 1. Check whether either of the following alarms is
active:
7606 TRX FAULTY
7603 BTS FAULTY
and follow the instructions given for the active
alarm(s). If necessary, replace all TRXs in the
cabinet.
Automatic.
Table 5. 7601 BCF OPERATION DEGRADED
7601 BCF OPERATION DEGRADED
Severity: Object affected: Object state: Unit:
** BCF Enabled WTxx, HVTx