JVC KENWOOD Corporation 371405 用户手册
Control I/O (D-SUB 25Pin) CONNECTOR
Pin Number
Pin Name
Description
Specification
I/O
notes
1
NC
2
NC
3
NC
4
AI1
Programmable Function Input 1
Input Impeadance 47kΩ
I
5
AI2
Programmable Function Input 2
Input Impeadance 47kΩ
I
6
AI3
Programmable Function Input 3
Input Impeadance 47kΩ
I
7
DG
Digital GND
8
TD
TX Audio Input
Input Impeadance 600Ω
I
not Pre-emphasis
9
TA
TX Audio Input
Input Impeadance 600Ω
I
Pre-emphasis
10
RD
RX Audio Output
Load impedance 4.7kΩ
O
not De-emphasis
11
RA
RX Audio Output
Load impedance 4.7kΩ
O
De-emphasis
12
RXG
RX Signal GND
13
SPM
Speaker Mute
Input Impeadance 47kΩ
I
14
BER CLK
For Bit Error Rate Clock
CMOS
O
15
EMON
External Monitor Switch
Input Impeadance 47kΩ
I
16
EPTT
External PTT Switch
Input Impeadance 47kΩ
I
17
SC
Squelch Control
Output Level 0 or 3.3V
O
18
BER DAT
For Bit Error Rate Data
CMOS
O
19
TXG
TX Signal GND
20
IO1
Programmable Function I/O 1
Input Impeadance 47kΩ
I/O
Output Level 0 to 5V
21
IO2
Programmable Function I/O 2
Input Impeadance 47kΩ
I/O
Output Level 0 to 5V
22
IO3
Programmable Function I/O 3
Input Impeadance 47kΩ
I/O
Output Level 0 to 5V
23
IO4
Programmable Function I/O 4
Input Impeadance 47kΩ
I/O
Output Level 0 to 5V
24
IO5
Programmable Function I/O 5
Input Impeadance 47kΩ
I/O
Output Level 0 to 5V
25
IO6
Programmable Function I/O 6
Input Impeadance 47kΩ
I/O
Output Level 0 to 5V
LAN(Modular Jack)
Pin Number
Pin Name
Description
Specification
I/O
notes
1
TD+
TX Signal+
Conform to IEEE802.3 standard
O
100Mbps
2
TD-
TX Signal-
Conform to IEEE802.3 standard
O
100Mbps
3
RD+
RX Signal+
Use Designated Transformer
I
100Mbps
4
NC
5
NC
6
RD-
RX Signal-
Use Designated Transformer
I
100Mbps
7
NC
8
NC
SYNC1, 2 Connector (There are two connectors)
Pin Number
Pin Name
Description
Specification
I/O
notes
1
FRMA
RS-458 Diffrential Signal A
Conform to RS485
I/O
2
NC
3
NC
4
FRMB
RS-458 Diffrential Signal B
Conform to RS485
I/O
RX ANT
Impeadance 50Ω
TX ANT
Impeadance 50Ω
REF IN
External Reference Signal Input(10MHz). Impedance : more than 1kohm
REF OUT
Reference Signal Distribution(10MHz). Load impedance more than 20ohm.