AT&T 3.0 manual Replacing Modules, Channel Loopback Errors Error Messages Corrective Action

Module Problems

Table 4-5. Channel Loopback Errors

Error Messages		Corrective Action
Slot is not busied-out		Exit the test, busy-out the slot, and try again.
Slot	empty or not valid	Exit the test and try again; be sure to type the correct
		slot number. Do not indicate an empty slot or the
		processor (00).
FMWR not in Standby Mode		Exit the test and try again; if this error persists, record
		the errors on the repair tag and replace the module
		being tested.
Test	running too long	Exit the test and try again; if this error persists, record
		the errors on the repair tag and replace the module
		being tested.
Not	in TEST/STANDBY mode	Exit the test and try again; if this error persists, record
		the errors on the repair tag and replace the module
		being tested.
Any other error		Record the errors on the repair tag and replace the
		module.

Restoring the Module

When you are finished running module tests, be sure to restore the module. See "Restore” earlier in this chapter for instructions.

Replacing Modules

You can remove and insert line/trunk and extension modules (separately or at the same time) with the system power on without affecting normal call processing.

Control Unit Problems 4-57