Nortel North American DMS-100 Instruction Manual page 489

1-468 Trouble locating and clearing procedures (continued)
TOPS MP Operator complaint (standalone)
Clearing MP keyboard trouble
7
8
9
10
At the TAMI
11
TAMI response
Enter TPC Diagnostics command:
12
13
14
297-8021-544 Standard 14.02 May 2001
(continued)
Replace the keyboard cable.
Perform the common procedure Placing MP position from service
(standalone) .
Test again to see if the keys respond on the keyboard.
If the keys
respond
do not respond
Perform the common procedure Removing MP position from service
(standalone) .
To access the Diagnostics screen from the TAMI main menu, enter:
>5
and press the Enter key.
To run the diagnostic test on the keyboard, enter:
>POSDIAG n MANKEY
and press the Enter key.
where
n
is the position number (0, 1,2, or 3)
Note: The user can only select ManB positions.
Press every key on the MP keyboard and check that the keys are highlighted
on the MP display. Follow the prompts to exit the diagnostic.
If
test passes
any key fails
Replace the keyboard. Refer to Card Replacement Procedures and return to
this point.
Do
step 27
step 10
Do
step 17
step 14