Table 7-12 Signaling To Co; Table 7-13 Transmission Specifications; Table 7-14 Dtmf Frequencies - Panasonic DBS 576 Technical Manual

Chapter 7 - Specifications
Port
Serial Port 2
Signaling Characteristics
Table 7-12. Signaling to CO
Dial pulse
Break ratio
Minimum pause
Trunk start
Table 7-13. Transmission Specifications
Impedance
Overload level
Insertion Loss CO trunk to analog station
Analog station to CO trunk
CO trunk to digital station
Digital station to CO trunk
Digital station to digital station
Digital station to analog station
Analog station to digital station
Analog station to analog station
Table 7-14. DTMF Frequencies
7-8
Interface
Baud rate
Parity
Stop bit length
Data bit length
Item
Item
Digit
1
2
3
4
5
6
7
8
9
0
*
#
DBS 576 (USA), issued 6/2/98
Parameters
RS232-C
300, 600, 1200, 2400, 4800, 9600
Bps
Even, odd, none
2 or 1
7 or 8
Specification
8 to 11 pulses per second
58 to 64%
0.7 to 1.0 seconds
Loop or ground start
Specification
600 Ohms
600 Ohms
0 dB
0 dB
0 dB
0 dB
6 dB
6 dB
6 dB
6 dB
Frequency (Hz)
700 + 1200
700 + 1340
700 + 1480
760 + 1200
760 + 1340
760 + 1480
860 + 1200
860 + 1340
860 + 1480
940 + 1340
940 + 1200
940 + 1480
Section 300-Installation
576-13-300