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Reply To: Nokia Difference between PCM and base st

#45972
Patrick
Guest

I have a similary problem.

BCF-045 EQUIPM 2006-10-31 23:49:17.38
** ALARM
(12739) 7601 BCF OPERATION DEGRADED
Difference between PCM and base station frequency reference.

signal quality:
ZYMO:ET,33:;
Sometimes, i have EFS not at 100%

I think that you must check your PCM like me.
Your PCM is bad quality but not enough to broke the link.

NED:

7601 BCF OPERATION DEGRADED
Meaning
A major fault (or faults) has occurred in the base station.

Check the fault reason from the supplementary text field of the alarm.
Supplementary information fields
1-6 XX XX XX XX XX XX
1 2 3 4 5 6

1) rack (cabinet) number
4) type of unit
2) shelf number
5) unit number
3) slot
6) subunit number

Fault reason: Difference between PCM and base station frequency reference.
Instruction:
1. Check the cabling.
2. If the cabling is OK, replace the BOI.