Kenwood TK-7189 Service Manual page 10

TK-7180/7189/7180H/8180/8189/8180H
6. 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 6-2.
Note : You must setup using the KPG-96D.
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)
Voice scrambler board
10
INSTALLATION
TX-RX unit (B/3)
Solder land
RXD1
TXD2
RXD2
5E
DTI
TCTL
AUDIH
STON
8C (+V)
Fig. 6-1
3M double coated cushion
No. 4008 (or No.4408)
25 x 110 mm
Fig. 6-2
7. GPS Receiver Connection
7-1. Installing the GPS receiver
1. Remove the cabinet, top packing and shielding plate of the
transceiver.
2. Remove the front panel from the transceiver.
3. Attach two cushions to the top of the GPS receiver.
4. Attach the GPS receiver to the shield case with two cush-
ions as shown in Figure 7-2.
5. Solder each lead of the GPS receiver to a necessary loca-
tion of each landing on the component side of the TX-RX
unit (B/3).
6. Place the GPS antenna cable in the hollow at the rear of
the chassis. (Fig. 7-2 q )
Note : If the GPS receiver is installed, cut the base of the
convex tab of the top packing with a pair of nippers, or
similar tool. (Fig. 7-3 w )
If the convex tab of the top packing is cut off, the water
proofing property is no longer guaranteed.
Note : You must setup using the KPG-96D.
TX-RX unit (B/3)
Solder land
GND (GND)
RXD1 (DATA OUT1)*
TXD1
TXD2
RXD2 (DATA OUT1)*
OPT1
OPT3
OPT4
OPT5
5E (+5V)
DTI
TCTL
TXO
AUDIH
OPT2
STON
RXEO
TXI
RXEI
OPT6
*1 : Depending on the connected optional accessory, the
DATA OUT1 may connect to either RXD1 or RXD2.
Fig. 7-1
1
1
8C