Tait TB7100, Installation And Operation Manual

Page: 55 / 142

TB7100 Installation and Operation Manual Replacing Modules 55
© Tait Electronics Limited December 2005
5.2 Replacing the UI Board
Removal
1. Remove the volume knob by pulling slowly but firmly. The knob is
a friction fit and can leave the collet behind on the shaft. If this
happens, remove the collet from the shaft and place inside the knob.
2. Disconnect the speaker connector
b
.
3. Use a Torx T10 screwdriver to remove the three screws
c
together
with the spring washers and flat washers.
4. Insert the card remover tool (220-02034-xx) from the tool kit
(TBA0ST2), or a small flat-bladed screwdriver into the two small
holes at the bottom of the UI board. Lever the board completely off
the spring clips
d
.
5. Carefully slide the UI board towards the rear of the base station until
the volume-control shaft clears the front panel. Lift the UI board clear
of the chassis.
6. Disconnect the two Micro-MaTch connectors
e
.
Fitting
1. Plug the two Micro-MaTch connectors
e
into the UI board.
The Micro-MaTch connector for the transmitter is closest to the
edge of the UI board.
2. Align the volume-control shaft with the hole in the front panel, also
align the programming/microphone connector and function buttons
as the board is slid into place.
3. Gently slide the UI board into position so that the spring clips
d
are
engaged. Press firmly around the spring clips to ensure they are
engaged fully.
4. Use a Torx T10 screwdriver to fasten the three screws
c
to 4.5lb·in
(0.5N·m).
5. Plug the speaker connector
b
into the UI board.
6. Fit the volume knob onto the shaft and press firmly until fully seated.
Figure 5.2 Removing the UI board
e
d
c
b
Cables not shown.
Torx T10
4.5lb·in (0.5N·m)