Kenwood TK-7185 Service Manual Addendum page 12

TK-7185
7. Voice Scrambler Board Connection
1. Remove the front panel from the transceiver.
2. Solder each lead of the scrambler board to a necessary
location of each landing on the component side of the
TX-RX unit (B/3).
3. Wrap the scrambler board in a cushion and install it on
the front of the chassis as shown in Figure 8-2.
Note: You must setup using the KPG-92D.
GND (GND)
TXD1 (PTT)
OPT1 (CODE SELECT1)
OPT3 (CODE SELECT2)
OPT4 (ECHO PTT)
OPT5 (CODE SELECT8)
TXO (TX OUT)
OPT2 (SCRAMBLE)
RXEO (RX OUT)
TXI (TX IN)
RXEI (RX IN)
OPT6 (CODE SELECT4)
12
INSTALLATION
TX-RX unit (B/3)
Solder land
RXD1
TXD2
RXD2
5E
DTI
TCTL
AUDIH
STON
8C (+V)
Fig. 7
8. ANI Board Connection
1. Remove the front panel from the transceiver.
2. Solder each lead of the ANI board to a necessary location
of each landing on the component side of the TX-RX unit
(B/3).
3. Wrap the scrambler board in a cushion and install it on
the front of the chassis as shown in Figure 8-2.
Note: You must setup using the KPG-92D.
TX-RX unit (B/3)
Solder land
GND (A–)
RXD1
TXD1
TXD2
RXD2
OPT1 (CH BUSY)
OPT3 (KEY)
OPT4 (PTT)
OPT5 (EMERGENCY)
5E (A+)
DTI (DATA OUT)
TCTL (TONE CTRL)
TXO
AUDIH (AUDIO INHIB)
OPT2 (AUX I/O)
STON (SIDE TONE)
RXEO
TXI
RXEI
OPT6
8C
Fig. 8-1
ANI board
3M double coated cushion
No. 4008 (or No.4408)
25 x 110 mm
Voice scrambler board
Fig. 8-2