IP LDK-20 Installation Manual Board Installation
34
S MODE
CONNECTOR
PIN NUMBER
NO
SIGNAL NAME
FUNCTION
1,2,7,8 Reserved
3 RX+
Receive
Data
4 TX+
Transmit
Data
5 TX-
Transmit
Data
RJ45
6 RX-
Receive
Data
Figure 3.3.2.1b S Mode(Basic STIBI Line Connector and Terminating Resistors)
LED INDICATIONS
STATUS
LED
ON
OFF
LINE NO.
REMARK
RED ERROR
LED1
GREEN IN-USE
IDLE 1
STIB
RED ERROR
LED2
GREEN IN-USE
IDLE 2
STIB
TE1(or TA)
3
6
4
5
TX+
TX-
RX+
RX-
STIB Port1 Only
RX+
RX-
TX+
TX-
3
6
4
S
Interface
R
R
ISDN terminal
SW2
1
2
ON
ON : S mode
SW4
1
2
3
4
ON
T
S
CN1
5
RJ45 type jack
Max. 1000 meters