62 Replacing Modules TB7100 Installation and Operation Manual
© Tait Electronics Limited December 2005
Fitting
1. Slide the AC filter module d into the securing tabs at the rear of the
tray.
2. Place the fan
g into position on the AC power supply unit f and
use a PZ1 screwdriver to fasten the two M3×25 screws
h to 4.5lb·in
(0.5N·m).
3. Connect the AC power supply unit to the AC filter module.
4. Slide the AC power supply unit into position on the tray and connect
the fan to connector PL7
1! on the UI board.
5. Use a Torx T10 screwdriver to fasten the two screws
e that hold the
AC power supply unit in place to 4.5lb·in (0.5N·m).
6. Connect the cable for the mains fail signal at J110
c and the DC
power cable at J102
b of the SI board.
5.10 Replacing the Speaker
The circled numbers in this section refer to the items in Figure 5.7 on
page 61.
1. Disconnect the speaker cable from connector PL2
1) on the
UI board.
2. Use a Torx T10 screw driver to remove the two screws and washers
i securing the speaker i to the tray.
3. Fitting is carried out in reverse order. The torque for the Torx T10
screws
i is 4.5lb·in (0.5N·m).
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