MERLIN LEGEND Communications System Release 6.1
Maintenance and Troubleshooting
555-661-140
Issue 1
August 1998
Page 4-53
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
To run the Board Controller Module Test, use the following steps.
Console Procedure Menu:
0DLQWHQ D QFH →6ORW→Dial the slot
no.→
(QWHU→'HPDQG7HVW→%RDUG&QWUOU→7HVW2QFH or
5HSHWLWLYH
PC Procedure

→

→Type the slot no.→

→

→

→

or

Appropriate Modules This test can be run on all modules except the processor.
Time Estimate Less than 1 second
Busy-Out or Reset 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:
0DLQWHQ D QFH →6ORW
See ‘‘Busy-Out and Reset’’ on page 4-38 for additional
information.
Interrupting the Test You can interrupt the test (
7HVW2QFH or 5HSHWLWLYH) by
selecting
([LW.
Test Failure If the test fails, record the errors on the repair tag and
replace the module.
Restore 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:
0DLQWHQ D QFH →6ORW
See ‘‘Restore’’ on page 4-45 for additional information.