AT&T 3.0 manual PRI B-CH Group Inconsist

Error Logs

Table 2-2 Continued
	Error				Action
		Codes	Description
7005			PRI B-CH GROUP INCONSIST:		Troubleshoot the PRI trunk and report to
					service provider; otherwise, no action
					required. If problem persists, contact
					your technical support organization.
7401			TRK UPLINK MESSAGE ERROR:		Test the trunk with a single-line
			Communication	problems between	telephone. If the problem is not in the
			processor and	modules.	trunk, replace the module with one that is
			Unrecognized message from module		known to be working. If the problem is
			to processor.		gone when using the known good
					module, replace the module and restart.
7402			LOOP CONTROL BIT NOT SET:		Test the trunk with a single-line
			No loop current	on an outgoing call.	telephone, If the problem is not in the
			If this error occurs four times		trunk, replace the module with one that is
			consecutively, and if Automatic		known to be working. If the problem is
			Maintenance-Busy is enabled and the		gone when using the known good
			50% maintenance busy limit has not		module, replace the module and restart.
			been exceeded, the trunk is busied-
			out automatically.

7403 NO LOOP CURRENT:

Communication problems between the module and central office.

No loop current.

If this error occurs four times consecutively, and if Automatic Maintenance-Busy is enabled and the 50% maintenance-busy limit has not been exceeded, the trunk is busied- out automatically.

Test the trunk with a single-line telephone. If the problem is not in the trunk, replace the module with one that is known to be working, If the problem is gone when using the known good module, replace the module and restart.

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2-12Error Logs, Access Logs, and System Inventory