Kenwood TK-5810 Service Manual page 76

TK-5810 BG
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Pin No. Name I/O
7 NC - No connection
EMERGENCY signal output.
8 EMG O L: Operated, H: Not operated
L≤0.4V, H≥4.6V / 30kΩ load
9 E - GND
10 E - GND
11 NC - No connection
12 NC - No connection
13 E - GND
Common 5V
14 5C -
(Standby: 3.5mA / Encoding: 35mA)
15 STON I SIDE TONE input. 1kHz 5Vp-p
DATA signal input.
16 ATXI I
Adjustable from 0V to 4.5Vp-p
SPEAKER MUTE signal input.
17 TCONT I
L: Unmute, L≤0.8V, H≥4.2V
18 NC - No connection
MIC MUTE signal input.
19 AINH I
L: Mute, L≤0.8V, H≥4.2V
EMERGENCY signal input.
20 AUX I/O I
Active Low, L≤0.8V, H≥4.2V
21 NC - No connection
22 NC - No connection
23 NC - No connection
24 NC - No connection
25 NC - No connection
26 8C - Common 8V
CN444 (to SCRAMBLER board)
SCRAMBLE CODE signal output 1.
1 BC1 O
L≤0.4V, H≥4.6V / 30kΩ load
SCRAMBLE CODE signal output 2.
2 BC2 O
L≤0.4V, H≥4.6V / 30kΩ load
3 LOK O LOK output. L: LOK, H: UN LOK
TX signal output. L: TX, H: Not TX
4 PTOS O
L≤0.4V, H≥4.6V / 30kΩ load
5 NC - No connection
6 ECHO I/O ECHO PTT
7 NC - No connection
SCRAMBLE CODE signal output 4.
8 BC4 O
L≤0.4V, H≥4.6V / 30kΩ load
9 E - GND
10 E - GND
11 NC - No connection
12 NC - No connection
13 E - GND
14 5C - Common 5V
76
/5810H BG
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TERMINAL FUNCTION
Function Pin No. Name I/O
15 NC - No connection
16 NC - No connection
17 T/R - No connection
18 NC - No connection
19 PTT - No connection
SCRAMBLE CONTROL signal output.
20 AC O L: ON, H: OFF
L≤0.4V, H≥4.6V / 30kΩ load
21 TXO O MIC signal output. Zo≤1kΩ (85mVp-p typ.)
AUDIO signal output.
22 RXEO O
Zo≤100Ω (1.2Vp-p typ.)
AUDIO signal input.
23 RXEI I
Zi=27kΩ (1.2Vp-p typ.)
24 STXI I MIC signal input. Zo=100kΩ
SCRAMBLE CODE signal output 3.
25 BC3 O
L≤0.4V, H≥4.6V / 30kΩ load
26 8C - Common 8V
CN457 (for production)
1~20
CN459 (to D-SUB 25pin connector)
1 NC - No connection
2 SB - Switched B
3 RXD2 I Serial data input 2
4 AUXO2 O Auxiliary output 2
5 TXD2 O Serial data output 2
6 AUXO1 O Auxiliary output 1
7 AUX I/O 9 I/O Auxiliary input/output 9
8 AFO O RX audio signal output
9 DI I Data signal input
10 GND - GND
11 MI2 I External MIC input
12 DEO O Detected signal output
13 GND - GND
14 AUX I/O 5 I/O Auxiliary input/output 5
15 AUX I/O 8 I/O Auxiliary input/output 8
16 AUX I/O 4 I/O Auxiliary input/output 4
17 TXD3 O Serial data output 3
18 AUX I/O 3 I/O Auxiliary input/output 3
19 RXD3 I Serial data input 3
20 AUX I/O 2 I/O Auxiliary input/output 2
21 GND - GND
22 AUX I/O 1 I/O Auxiliary input/output 1
23 AUX I/O 7 I/O Auxiliary input/output 7
Function