Nortel Meridian 1 Manual page 107

6 Remove the retaining screws at the top and bottom of the PCB.
Remove the PCB from the telephone.
If you are adding the LFA to a QSU1C through QSU1E vintage
telephone, go to step 9.
7 For pre-QSU3D vintage SL-1 telephones: Remove the retaining
screws from around the dial pad and remove the dial pad.
Note: Some dial pads are soldered to the PCB and cannot be
disconnected.
8 Remove the retaining screws from the PCB and remove the PCB.
9 Install a 2-conductor power cord (with spade-tip connectors) through
the base of the telephone alongside the existing line cord. Secure the
power cord to the line cord with plastic cable tie.
10 Replace the PCB and secure with retaining screws.
11 Connect the two leads of the power cord to the AC2 quick-connect
terminals.
12 Replace the dial pad (if necessary) and secure with retaining screws.
13 Remove the filler plate from the right side of the set (or right-most
add-on module).
14 Lock the LFA to the set (or attached add-on module) by slipping the
locking device on the LFA wiring harness over the edges of the filler
plate opening. Connect the LFA wiring harness to the jack on the
telephone (or attached add-on module).
15 Reconnect the switchhook cable connector. Reconnect the LED strip
(if necessary) and secure with retaining screws.
16 Cross-connect (at the main cross-connect terminal or the intermediate
cross-connect point) 15 V ac from the power unit to the attendant
console or telephone.
17 Reattach the faceplate and cover to the attendant console or SL-1
telephone and the add-on module.
18 Configure the QMT3 in the system. Refer to the X11 input/output guide
(553-3001-400).
Add-on modules
Telephone and attendant console installation
Page 95 of 224