AT&T MERLIN LEGEND Release 3.0 Installation Manual page 428

Module Problems
Board Controller Test
This procedure tests the module's internal functions, such as ROM, RAM, the
timer, dual-port RAM, and so on.
Summary
Console Procedure
PC Procedure
Appropriate Modules
Time Estimate
Busy-Out or Reset
Interrupting the Test
Test Failure
Restore
To run the Board Controller Module Test, use the following steps.
4-50 Control Unit Problems
Menu → Maintenance → Slot → Dial the slot number. →
Enter → Demand Test → BoardCntrlr → Test Once or
Test Repetitive.
(F6) → (F2) → Type the slot no. → (F10) → (F6) → (F3) → (F2)
or (F3)
This test can be run on all modules except the
processor.
Less than 1 second
Busy-out or reset the module being tested prior to
beginning the test. Both Busy-Out and Reset are in
the Slot menu, which you can access by doing the
following from the console:
Menu → Maintenance → Slot
See "Busy-Out and Reset," earlier in this chapter,
for additional information.
You can interrupt the test
by selecting
Repetitive)
If the test fails, record the errors on the repair tag
and replace the module.
Restore the module if it successfully completes all
module tests and the errors no longer occur.
Restore is in the Slot menu, which you can access
by doing the following from the console:
Menu → Maintenance → Slot
See the "Restore" procedure, earlier in this chapter,
for additional information.
or
(Test Once
Exit.