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TN771DP Minor Error 1

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leftyx

MIS
Dec 3, 2003
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I came in this mornign to a minor alarm showing on my TN771DP card.

01C0203 M/T-DIG y MINOR y 05/13/18:52
01C0203 M/T-DIG y MINOR y 05/13/18:52
01C0202 M/T-DIG y MINOR y 05/13/18:53
01C0202 M/T-DIG y MINOR y 05/13/18:53
01C0202 M/T-DIG y MINOR y 05/13/18:53

Anyone give me more insight as to what this is?
 
A copy of Test board:

01C02 M/T-BD 52 PASS
01C0202 M/T-DIG 13 FAIL 14
01C0202 M/T-DIG 565 ABORT 2000
01C0202 M/T-DIG 566 ABORT 1
01C0203 M/T-DIG 13 PASS
01C0203 M/T-DIG 565 ABORT 1138
01C0203 M/T-DIG 566 ABORT 1
01C0204 M/T-PKT 567 PASS
 
Try 'busy board 01C02', 'reset board 01C02', then 'release board 01C02'. Retest the board - it should pass and the alarm should be gone.

Kevin
 
This is how you need to fix it.

" Disp err" Find the error code associated with the alarm. This tells you what test(s) to run to resolve it.

From there follow the repair procedures and the fail codes. It will step you through it step by step.

For this one it looks like

Code:
Digital Port Loop-Around Test (#13)
This test is a modification of the Voice and Control Channel Local Loop test used by Digital
Station (DIG-LINE) maintenance. This test does not perform the control channel and secondary
information channel loop around tests as described for DIG-LINE, as these data paths do not
exist for the Maintenance/Test digital port. The primary information channel is tested by first
looping back the data channel onto the TDM bus, and then sending a digital count from the
Tone-Clock circuit pack and receiving the same digital count with a general-purpose tone
detector. A conference test is done

14 FAIL The primary information channel is not transmitting properly. User
impact may range from nothing to not being able to use this port.
1. Run the circuit pack tests to check the Tone Generator circuit pack
and the Tone Detector circuit pack using test board location.
2. Resolve any problems that are detected on the Tone Generator
circuit pack or Tone Detector circuit pack.
3. If the Tone Generator and Tone Detector circuit packs are
functioning properly, and the test still fails, replace the Maintenance/
Test circuit pack.

When is the last time you helped someone, just because you were able to?

For the best response to a question, read faq690-6594


 
We have a similar problem, but after replacing the Maintenance/Test board the problem still persists. Intermittently it would jump from one port to another. No errors were encountered on the IPSI. Any other suggestions?
 
We removed the Maintenance/Test board and after a few days a TDM alarm went off. Doing a "test ipserv lo cl" command cleared the error, however is it safe for the board to stay uninserted?
 
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