Specifications

V.3229 / V.3229L <C#>-A
<Re
f
erence>
Interfaces
Appendix B
Phone Jack Descriptions
DIAL LINE PIN
FUNCTIONS
The 8-pin DIAL jack connects to the PSTN dial-up
lines. Pin functions are
Pins 1, 2 -
Not used
Pin3MI-
Switch hook on exclusion key tele-
phone
Pin4R-
Ring side of telephone line
Pin5T-
Tip side of telephone line
Pin6MIC-
Switch hook on exclusion key tele-
phone
Pin7PR-
To data jack program resistor
Pin8PC-
To data jack program resistor
TELSET / LEASED