Kenwood TK-880 series, Руководство по обслуживанию

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19
TK-880
INSTALLATION
1. Accessory Connection Cable
(KCT-19 : Option)
The KCT-19 is an accessory connection cable for con-
necting external equipment. The connector has 15 pins and
the necessary signal lines are selected for use.
1-1. Installing the KCT-19 in the transceiver
1. Remove the upper and lower halves of the transceiver
case, and lift the DC cord bushing (
1
) from the chassis.
2. Remove the pad as shown in Figure 1 (
2
).
3. Insert the KCT-19 cable (
3
) into the chassis (
4
).
The wire harness band (
5
) must be inside the chassis.
4. Replace the DC cord bushing (
6
).
5. Connect the KCT-19 to the TX-RX unit (A/2) as shown in
Figure 2 (
7
).
6. Connect the KCT-19 to the external accessory by insert-
ing the crimp terminal (
8
) into the square plug (
9
),
both of which are supplied with the KCT-19.
1-2. KCT-19 Accessory Port Function
No. (A) No. (B,C,D,E) Name Function Note
1 D-2 AHK External hook input
2 D-5 ME Microphone ground *1
AM Speaker audio mute input
3 D-3 IGN Ignition sense input
4 D-1 DEO Receiver detector output
5 D-6 MI External microphone input *1
TXS Transmitter sense output
6 B-2 E Ground
7 B-3 SB Switched B+, DC 13.2V output.
Maximum 0.75A
8 D-7 PTT External PTT input, active low.
During DTC is low, it works as
DATA PTT.
9 D-4 DI Data modulation input
10 B-1 HOR Horn alert/call output
11 D-8 SQ Squelch detect output, active low.
12 C-1 SP Speaker audio output.
13 E-1 CN2 LOK TX logic signal output, active low. *1
and *2
CN4
CN2 AM Speaker mute input.
14 E-2 CN4 RXD Serial control data input *2
CN2 MM MIC mute input, active high.
15 E-3 CN4 TXD Serial control data output. *2
CN2 DTC Data control channel signal input,
*1 Data channel : Low
LOK TX logic signal output, active low.
TXS Transmitter sense output,
Active high
FSW Foot switch input, active low
Note
*1 : The functions of A-2, A-5, A-13 (when connector E is connected
to CN2), and A-15 (when connector E is connected to CN2) are
changed as described in the jumper chart.
*2 : The functions of A-13, A-14 and A-15 are changed if the con-
nector E is connected to CN2 or CN4 of the radio.
No. CN2 CN4
E-1 LOK/AM LOK
E-2 MM RXD
E-3 LOK/DTC/TXS/FSW TXD
· Connect CN6 of the radio to connector C of the KCT-19 instead of
to the internal speaker connector, if use external speaker.
1
3
13
15
12
Crimp terminal
(E23-0613-05)
B
E
C
B
D
CN6
CN2
CN4
CN3
D
E
B
C
A
Contact
Square plug
(E09-1571-05)
3
4
6
7
8
9
5
CN1
1
2
Fig. 1
Fig. 2