AT&T 3.0 Telephone User Manual


 
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
Menu
Maintenance
Slot
Dial the slot number.
Enter
Demand Test
BoardCntrlr
Test Once
or
Test Repetitive.
PC Procedure
(F6)
(F2)
Type the slot no.
(F10)
(F6)
(F3)
(F2)
or (F3)
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
Maintenance
Slot
See “Busy-Out and Reset,” earlier in this chapter,
for additional information.
Interrupting the Test
You can interrupt the test
(Test Once
or
Repetitive)
by selecting
Exit.
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
Maintenance
Slot
See the “Restore” procedure, earlier in this chapter,
for additional information.
To run the Board Controller Module Test, use the following steps.
4-50 Control Unit Problems