Nortel North American DMS-100 Instruction Manual page 488

Power switch
Keyboard
cable
5
6
DMS-100 Family NA100 Trouble Locating and Clearing Procedures Volume 2 of 2 LET0015 and up
Trouble locating and clearing procedures (continued)
TOPS MP Operator complaint (standalone)
Clearing MP keyboard trouble
|
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) in this document.
Rear view MP position
0
Keyboard
connector
Do
step 27
step 6
1-467
(continued)
AC connector
Base
controller
Keyboard