JVC KENWOOD Corporation 431500 用户手册

It is possible to use a resin-based cover for the Universal connector.

1

SSW

Ext/Int Speaker Switch Input

Hi: INT, Low: EXT

I

2

SP+

BTL Output + for External Speaker

Standard load 8 



O

3

SP-

BTL Output – for External Speaker

Standard load 8 



O

4

MSW 

Ext/Int MIC Switch Input 

Hi: INT, Low: EXT

I

5

EMC 

External MIC Input

Impedance: 1.8 k



I

6

ME 

External MIC GND 

–

–

7

PTT

External PTT Input

Low: PTT ON

I

8

PF

Programable Function Key Input 

Input voltage: 0 V - 3.3 V

I

9

OPT

Aux I/O Port (for EXT Option)

I: 0 V - 3.3 V
O: Standard load 25 k



I/O

10

E

GND

GND

−

11

5V

5V

5V power supply output
Max output current:  140 mA

O

12

TXD

Serial Data Output

Baud rate: 115200 bps max

O

13

RXD

Serial Data Input

Baud rate: 115200 bps max

I

14

EMC

External MIC input

Impedance: 1.8 k



I

50  impedance