Tait tm8200 - Installation Procedure

20 TMAA01-01 Line-Interface Board TM8100/TM8200 Accessories Manual
© Tait Electronics Limited August 2005
2.3.2 Installation Procedure
1. Disassemble the radio in order to gain access to the options cavity.
For detailed disassembly instructions, refer to the disassembly proce-
dure in the service manual.
The circled numbers in the following instructions refer to items in the
diagram on the previous page.
2. Remove the top cover and lid
b
from the radio to access the
options cavity.
3. Remove the external options connector bung
c
, if it is fitted.
4. On the inside of the radio lid place the foam seal
d
over the external
options connector cavity
e
.
5. With the top side of the line-interface board
f
facing the radio lid,
guide the external options connector
g
(the D-range connector on
the line-interface board) into the external options connector cavity.
6. Screw the external options connector to the radio lid using the two
screw-lock fasteners
h
.
Tighten the fasteners
to a torque of 0.9N·m (8lbf·in).
Important The external options connector screw-lock fasteners must
be tightened correctly before screwing the line-interface
board onto the mounting posts
i
.
7. Screw the line-interface board to the mounting posts on the radio lid
using six M3x8 self-tapping screws
j
.
Tighten the M3x8 screws to a torque of 1.9N·m (17lbf·in)
Important For the line-interface board to be installed correctly in the
radio’s options cavity, the internal options connector
loom
1)
must be looped in the way shown in Figure 2.2.
8. Plug the unattached end of internal options connector loom
1)
into
the internal options connector on the radio main PCB.
9. Refit the radio lid and top cover to the radio and screw the external
options cover seal
1!
over the external options connector, using the
two 4-40x3/16 screws
1@
.