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Insys ISDN Terminal Adapter 4.0 11-02-01-02-00.015 Manuale Utente

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Technical Data 
5 
Version 2.02 – 01.04 
 
 
9-pin D-Sub DCE 
pin no. 
Description 
Function 
CCITT 
V-24 
EIA 
RS232 
DIN 
66020 
I/O DCE 
to DTE 
7 
RTS 
Request to send 
105 
CA 
S2 
I 
8 
CTS 
Clear to send 
106 
CB 
M2 
O 
9 
RI 
Ring Indication 
125 
CE 
M3 
O 
RS232 interface speed : V.24/V.28 up to 230.400 bps 
2.2.5  S
0
 Interface 
8 pin Western plug (front view) 
Signals of the 8 pin Western plug and the RJ 45 socket 
Pin 
Signal (S
0
) 
1 not 
connected 
2 not 
connected 
3 STA 
(Transmit 
A) 
4 SRA 
(Receive 
A) 
5 
SRB (Receive B) 
6 
STB (Transmit B) 
7 not 
connected 
8 not 
connected 
2.2.6  Reset 
• 
Via screw terminal:  A reset is possible using the Reset screw terminal by an ex-
ternal device. 
• 
Via Reset key 
To trigger a reset, the reset button must be pushed for at least 
3s, or a low potential must be connected to the terminal for at 
least 3 s.