Nortel Meridian 1 Manual page 121

Removing the display board
7 The display board is located at the left center of the telephone.
Disconnect the display ribbon cable from the display board. Remove
the small screw from the board. Disconnect the P0738600 cable from
connector J3 on the M2008. Remove the board and cable from the set.
To replace, go to step 9.
Removing the display
8 Remove the two or three screws from the display module. Remove the
display from the telephone. To install the display option, go to step 11.
Installing the display board
9 Connect the P0738600 cable to the J1 connector of the display board.
Place the board on the mounting post (see Figure 41 on page 118).
10 Insert the self-tapping Phillips-head screw supplied with the display
into the mounting hole (near the top). Tighten it firmly with a #1 Phillips
screwdriver.
11 Connect the loose end of the P0738600 cable to the J3 pins of the
telephone. Press down until the connector slides onto the J3 pins and
is firmly seated.
Installing the display
12 Place the display facedown near the top of telephone and align the two
mounting holes of the display with the two mounting holes of the
telephone.
13 Insert two self-tapping Phillips-head screws from the faceplate into the
mounting holes; tighten them firmly with a #1 Phillips screwdriver.
Note: Do not allow R5 on the power supply board to become bent
during this procedure.
14 If the MPDA or MCA option is installed, install the power supply board
(see Procedure 1 on page 101).
Add-on modules
Telephone and Attendant Console Installation
Page 117 of 144