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78 S-ICX (International) issued October 2000 S-ICX-50-200
Data Communication Ports
Signaling Characteristics
Signaling to Exchange Line
Transmission Specifications
DTMF Frequencies
Port Parameters
Serial Port 1 Interface: RS232-C
Baud rate: 300, 600, 1200, 2400, 4800, 9600 Bps
Parity: Even, odd, none
Stop bit length: 2 or 1
Data bit length: 7 or 8
Serial Port 2 Interface: RS232-C
Baud rate: 300, 600, 1200, 2400, 4800, 9600 Bps
Parity: Even, odd, none
Stop bit length: 2 or 1
Data bit length: 7 or 8
Item Specification
Dial pulse 8 to 11 pulses per second
Break ratio 58% to 64%
Minimum pause 0.7 to 1.0 seconds
Trunk start signaling Loop or ground start; AC15 wink or immediate start
Item Specification
Impedance 600 Ohms
Overload level 600 Ohms
Insertion Loss Exchange line to analog station 0 dB
Analog station to exchange line 0 dB
Exchange line to digital station 0 dB
Digital station to exchange line 0 dB
Digital station to digital station 6 dB
Digital station to analog station 6 dB
Analog station to digital station 6 dB
Analog station to analog station 6 dB
Digit Frequency (Hz)
1 700 + 1200
2 700 + 1340
3 700 + 1480
4 760 + 1200
5 760 + 1340