DIP is not comming into service. This topic has 12 replies, 1 voice, and was last updated 4 years, 6 months ago by Lalit parihar. Viewing 13 posts - 1 through 13 (of 13 total) Author Posts 18th October 2007 at 20:07 #49439 NurGuest dip is showing abl & RDI fault. if FM guys give loop on that perticular E1.we get loop.but when throw or break the loop then i get again dip abl & rdi fault. 19th October 2007 at 22:00 #49440 JohnGuest Possible causes DXU Faulty TX / RX reversed at BTS CRC value incorrect 20th October 2007 at 13:47 #49441 Prabhakar VermaGuest Change the Tx and RX wire and check again… 10th November 2007 at 18:13 #49442 NurGuest RXOTRX-000-00 showing like below MO STATE RXOTRX-000-00 FAIL MO ALARM SITUATION RXOTRX-000-00 PERMANENT FAULT If i block/deblock & Out/In service.then it comes in service. but after 3 or 4 hours, the same problem again happens.Please give me Permanent solution. 27th November 2007 at 08:40 #49443 mugna69Guest It happened to me sometimes.. check crc value: dtbli:dip=…; dtidp:dip=…; dtidc:dip=…,crc=1; dtble:dip=…; try and let me know if it worked.. 1st December 2007 at 05:54 #49444 NurGuest Hi Prabhakar Verma ! By changing Tx and RX wire,the problem was resolved. Hi mugna69 ! i did but…again… Hi John ! Your advice gave me more knowledge. 4th December 2007 at 22:42 #49445 JohnGuest Glad to help Its a common problem 8th December 2007 at 02:30 #49446 IbrahimGuest What is OML fault in Ericsson system? Can anyone help? 12th December 2007 at 21:42 #49447 JohnGuest Can be a few things There is no connection to the TRX in the BTS The CF cannot communicate with the TRX Are the RXOIS and RXOCON working ABIS connections correct ? Not in Local mode ? 13th December 2007 at 21:46 #49448 IbrahimGuest Thanx John for responding to my quetion. 26th February 2013 at 06:29 #49449 amitGuest Hi, Similar Problem i am also facing…TRU is going in fail mode, MO fault description is Permanent fault and Bus fault in few cases. we observed this alarm in 2204 BTS and 2964 BTS aswell. in 2204 BTS, we changed the BTS s/w from R25E to R22F and found that issue got resolved permanently ( haven’t repeated from 1-2 months) But issue is repeating in 2964 cabinet. 19th January 2016 at 08:20 #49450 YUNUSGuest I are facing an issue wherein CF ,TF is operational But RXOIS does not come up resulting in All trx to remain down. Can you plz help. No DIP Errors found, This is happening when a site goes down, when it comes back One sector remains down. We have recently Implemented ABIS over IP for this RBSC. 9th May 2018 at 16:31 #49451 Lalit pariharGuest Dip working but loading not taken by bts multiple sites are down in different different bsc in 2g only.. Author Posts Viewing 13 posts - 1 through 13 (of 13 total) The forum ‘Telecom Design’ is closed to new topics and replies.