TK-7100
12
■
Pins Connection
Voice scrambler
12 pins lead wire
11 pins lead wire
functions
with connector (A)
with connector (B)
A
A-12
–
B
A-11
–
C
A-10
–
D
A-9
–
5
–
B-5
6
–
B-7
7
A-8
–
8
A-7
–
9
A-3
–
10
–
B-11
11
–
B-9
12
–
B-4
INSTALLATION
■
Setting With the KPG-80D
Select “External Devices” from the “Edit” menu and set
the “Scrambler”.
Note :
The voice scrambler board is connected subsequent to the
de-emphasis circuit.
Cushion (G13-1963-04)
Cushion (G13-1964-04)
Voice scrambler board
Front side
to CN2 and CN3
to CN2
and CN3
CN3
Voice scrambler
board
CN2
TX-RX UNIT
Component side
Fig. 3
2. SmarTrunk
1. Unscrew the five M2.6 screws (N87-2614 -46), then re-
move the shielding cover (F10-2491-03).
M2.6 screws
Shielding cover
2. The SmarTrunk Board is to be mounted in the silk-
screened area.
Silk-screen
3. Adhere one side of the 27 x 17.5 x 1mm cushion G (G13-
2005 -04) to the underside of the ST-909.
Cushion G
ST-909
(Top side)
Back of ST-909
