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BTS alarm descriptions

DN00112232 © Nokia Corporation Draft 25 (26)

Issue 3-0 en Nokia Proprietary and Confidential

Note

When alarm 7620 is active, it will not be sent to Nokia BTS Manager. However,

alarm cancelling can be seen on Nokia BTS Manager.

In case of alarm 7620, if the power loss is very short and the power is on again

within 1500 ms, the alarm is cancelled automatically. No actions required.

Table 16. 7620 INCOMING POWER LOST

7620 INCOMING POWER LOST

Severity: Object affected: Object state: Unit:

* BCF Enabled HVSx

Fault reason: Instruction: Alarm cancelling:

No fault reason text with

the alarm.

Base station power

supply unit has lost its

main power.

1. Check the mains supply.

2. If the mains supply is OK, replace the power

supply unit.

Automatic.

Table 17. 7621 INTOLERABLE CONDITIONS ON SITE

7621 INTOLERABLE CONDITIONS ON SITE

Severity: Object affected: Object state: Unit:

* BCF Enabled WTxx, HVTx

Fault reason: Instruction: Alarm cancelling:

Temperature inside the TRX

is dangerously high.

1. Check that the fan unit is operating.

2. If the fan unit is OK, ensure that the

environment of the base station site meets the

conditions speciﬁed for Nokia MetroSite EDGE

Base Station.

Automatic.