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I n t e r f a c e s
8
15
P A GE 6 4
A2.4
LSD (Keypad) Interface
Via the LSD interface the system can optionally be operated using the MAGIC
Hybrid Keypad.
TAB. 12
1
5
Socket: LSD (SUB-D, 9-pole)
6
9
Port
1
2
3
4
5
6
7
8
9
A2.5
HSD (Relay) Interface
Three relays with floating outputs are available on this interface.
TAB. 13
1
Socket: HSD (SUB-D, 15-pole)
9
Port
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
PIN ASSIGNMENT: LSD INTERFACE
Signal
CD
Carrier Detect
RxD
Receive Data
TxD
Transmit Data
DTR
Data Terminal Ready
GND
Ground
DSR
Data Set Ready
RTS
Request To Send
CTS
Clear to Send
RI
Ring Indication
PIN ASSIGNMENT: HSD (RELAY)-INTERFACE
Signal
Shield
not used
Relay 1a
signalling incoming call a
not used
Relay 2a
ON AIR a
not used
Relay 3a
PRE TALK a
GND
Ground
not used
Relay 1b
signalling incoming call b
not used
Relay 2b
ON AIR b
not used
Relay 3b
PRE TALK b
not used
Electrical Characteristics
Level:
V.24
Transmission Range:max. 15 m
Electrical Characteristics
max. Rating:
100mA
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