Industry News | 2008-01-14 22:27:27.0
Agilent Technologies (NYSE: A) and ETS-Lindgren today announced that they were selected by AT4 wireless labs to provide WiMAX test equipment for use in radiated performance test (RPT). AT4 wireless is one of the first test labs that is providing radiated performance testing for WiMAX.
Industry News | 2014-03-12 14:46:33.0
MIIT issued 4G licenses to China Mobile, China Telecom, and China Unicom on 4 Dec, marking the beginning of the 4G era in China.
Electronics Forum | Wed Dec 23 19:50:28 EST 2020 | ttheis
Thanks; I have a spare power supply coming as well. I will start by swapping dc-dc converters first and if the problem persists swap the pdp power supply. I'll report back what I find.
Electronics Forum | Fri Jan 29 18:47:35 EST 2021 | ilavu
The error in the attached picture(FCFF1043) is for 16 I/O card located in CIO slot one for board transfer. May be thats when your PDP supply drop voltage. If problem comes back, look at that card and/or connection and/or cable.
Electronics Forum | Fri Jan 29 22:26:09 EST 2021 | ttheis
Thanks for the heads up. I suspect it is due to power dropping out to the IO chassis and other devices connected to the pdp. This is the first logicomm capture I have for it so I don't have other messages to compare it to. Machine has been running al
Electronics Forum | Fri Feb 26 02:41:10 EST 2021 | ttheis
We have been running the machine for about a month after replacing the pdp power supply. We have not had a repeat of the problems since. I believe we can consider this issue resolved. Failing pdp supply was a known issue in the uic kb.
Electronics Forum | Fri Jan 29 13:25:43 EST 2021 | ttheis
Update: I have replaced both dc-dc converters without any improvement. Observing the issue again yesterday I was able to see more of the problem. Logicomm reported a bus error at fcff1043 running "butt" (photo attached.) The DC power ligh
Electronics Forum | Wed Dec 23 12:57:59 EST 2020 | ilavu
Check Power Distribution Panel Power Supply. No output or output too low for 24V, 15V, and 12V. Also, LED's on PDP LT6, LT7, LT8 , LT9, LT10, LT11 don't turn on at all, even though all fuses test OK for continuity.
Electronics Forum | Fri Sep 27 02:01:31 EDT 2019 | dilogic
Did you try "Logicomm" debug procedure? It might give you a hint...
Electronics Forum | Fri Sep 27 14:26:57 EDT 2019 | ttheis
Hi Deni- Thanks for the suggestion I will read up on Logicomm and see what it gets me.
