Terminal Descriptions - Kenwood NX-5700 User Manual

ACC (D-SUB 25 Pin Connector)
Pin No. Name
1 NC
2 COM1_RXD
3 COM1_TXD
4 AUXI/O9
5 DI
6 MI2
7 GND
8 AUXI/O8
9 COM2_TXD
10 COM2_RXD
11 GND
12 AUXI/O7/BER_DATA
13 AUXI/O6/BER_CLK
14 SB
15 AUXO2
16 AUXO1
17 AFO
18 GND
19 DEO
20 AUXI/O5
21 AUXI/O4
22 AUXI/O3
23 AUXI/O2
24 AUXI/O1
25 ME
Speaker Jack (3.5 mm Phone Jack) 4 W/ 4 Ω
Pin No. Name
1 SPO
3 GND
DC Input Connector
Pin No. Name
Red B
Black GND
Ignition Sense Input Terminal
Pin No. Name
Yellow B
Microphone Jack
Pin No. Name
BLC
1
D+
2 SB
3 GND
PTT
4
TXD
5 ME
MIC
6
VBUS
HOOK
7 RXD
D-
8 DM
RF Antenna Terminal
50 Ω impedance
GPS Antenna Terminal
50 Ω impedance

TERMINAL DESCRIPTIONS

I/O
— Not used
I Serial Data Input
O Serial Data Output
I/O Programmable Function I/O 9
I Data Input
I MIC Signal Input
— Ground
I/O Programmable Function I/O 8
O Serial Data Output
I Serial Data Input
— Ground
I/O Programmable Function I/O 7
I/O Programmable Function I/O 6
O DC Power (Switched B) Output
O Programmable Function O 2
O Programmable Function O 1
O AF Signal Output
— Ground
O RX Detected Signal Output
I/O Programmable Function I/O 5
I/O Programmable Function I/O 4
I/O Programmable Function I/O 3
I/O Programmable Function I/O 2
I/O Programmable Function I/O 1
— Mic Ground
I/O
O External Speaker Output
— Ground
I/O
I DC Power Input
— Ground
I/O
I Ignition Sense Input
I/O
O Mic Backlight Control
I/O USB Serial Data I/O
O DC Power (Switched B) Output
— Ground
I PTT
O PC Serial Data from Radio
— Mic Ground
I Mic Signal Input
I USB VBUS
I Hook
I PC Serial Data to Radio
I/O USB Serial Data I/O
I/O Mic Data Detection
Description
Description
Description
Description
Description
Specification
RS-232C compatible
h
Input Impedance 100 kΩ
Output Impedance 100 Ω
0.5 V p-p (Typ.)
Input Impedance 20 kΩ
5 mVrms(Typ.)
(STD Deviation)
Input Impedance 600 Ω
Ground
Input Impedance 100 kΩ
Output Impedance 470 Ω
TTL (0V - 5V)
h
Ground
Input Impedance 100 kΩ
Output Impedance 100 Ω
h
13.6 V ±15%
2 A (Max)
Open Drain
R (dc): 60 mΩ (Max)
Idc (Max)= -500 mA
h
0.7 V p-p (Typ.)
Output Impedance 100 Ω
Ground
0.28 Vp-p (Typ.)
Output Impedance 100 Ω
Input Impedance 100 kΩ
Output Impedance 470 Ω
h
h
h
h
Ground
Specification
4 Ω (Min)
Ground
Specification
13.6 V ±15%
Ground
Specification
13.6 V ±15%
Specification
Output Impedance 1 kΩ
USB 2.0
13.6 V ±15%
200 mA (Max)
Ground
Input Impedance 47 kΩ
UART TTL (0V to 5V)
Ground
Input Impedance 600 Ω
5 V/ 1 mA (Typ.)
Input Impedance 1 kΩ
UART TTL (0V to 5V)
USB 2.0
High Impedance
5