» Home » Topics » Telecom Design NOKIA Base Station Frequency Reference
7601 appears due to DAC value drift,
It has many causes.
1-BSC Clock problem.
Kindly check BSC clock oscillator value,if Clock,Transmision and BOIA are OK,
then Adjust DAC value on BTS site 2048 and send it to BTS through BTS manager.
after this refresh OMU by MML.
It should be clear.
Some time this problem appears on many sites connected one HUB.
Have any one cant tell me the clock control Value of nokia ultra BTS
7601 BCF OPERATION DEGRADED
Difference between PCM and base station frequency reference.
02 01 07 96 00 00
what is this alarm for?
How to clearing alarm 7602 “Difference between current and last stable DAC words” for Flexi Multiradio EDGE BTS.
Transport crossconnection with Eth.
I had big query in tch drop rate..how to reduce my tch drop
Anyaogu Arinze C.
What page on the Flexi Multi Radio will I set the DAC value?
DIBYA RANJAN MOHARANA
what is dac alarm.. and effect of dac alarm.. and resolution please suggest
I want how to troubleshoot the alarm of difference between BTS master clock and reference frequency
I have the following alarm in my system ”difference between current and last stable dac words” and I don’t know where to start. If someone can help me.
Hi, i have an alarm “Timing accuracy not guaranteed to be within configured LTE limits for loose HSFN” using TOP-P, this is Phase Syncronization. I am the clock guy (TP4100 Microsemi inside CLARO NETWORK) but i am helping to the BTS guys to troubleshoot it.
Any idea what is coming on with this site?
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