Lucent Technologies 555-670-116 Technical Addendum, Maintenance Error Codes-Continued, Issue

MERLIN LEGEND Communications System Release 7.0			Issue 1
Pocket Reference 555-670-116			April 1999
Reference Documents			122
	Technical Addendum
	Maintenance Error Codes—Continued
	Error
	Code Description	Action

840B NO LOOP CURRENT:

Communication problems between module and CO; no loop current. If error occurs four times consecutively and if automatic maintenance-busy is enabled and maintenance-busy limit is less than 50%, trunk is busied-out automatically.

Replace module with similar module and test. If problem is resolved, replace bad module. If problem persists, reinstall old module and test trunk.

840C STUCK RINGING:

Communication problems between module and CO; no loop current. If error occurs four times consecutively and if automatic maintenance-busy is enabled and maintenance-busy limit is less than 50%, trunk is busied-out automatically.

Replace module with similar module and test. If problem is resolved, replace bad module. If problem persists, reinstall old module and test trunk.

840D INCORRECT FIRMWARE STATE:

If error occurs four times consecutively and if automatic maintenance-busy is enabled and maintenance-busy limit is less than 50%, trunk is busied-out automatically.

Turn power off for at least one second, and then turn it on. Repeat system programming procedure. If problem persists, replace module.

840E UPLINK MESSAGE ERROR:

Communication problems between processor and modules. Module received unrecognized message from processor.

Turn processor off and then on. Repeat system programming procedure. If problem persists, replace module.

840F LOST IDLE MESSAGE ERROR:

Loop start trunk lost an idle message during glare timing.

System has taken corrective action. If problem persists, contact NSAC Tier III.

8C01	SLOTS NOT EQUAL:	Check slot descriptions in
	Module that occupies indicated	backup file against actual
		system modules that occupy
	slot does not match slot
		slots. After mismatch is
	information contained in PC or
		corrected, restore.
	PCMCIA card backup file.
9801	MCARD WRITE ERROR:	Reset card and try again. If
	Write to memory card is	problem persists, replace card

unsuccessful or too slow.	and try again. If problem
	continues, replace processor
	module.

9802 MCARD ERASE ERROR:

Erasure of memory card is unsuccessful or too slow.

Reset card and try again. If problem persists, replace card and try again. If problem continues, replace processor module.