IP Office Basic Edition - Quick Mode Installation
Page 229
15-601042 Issue 24i (20 December 2011)
IP Office 8.0
System Components: Physical Ports
9.11.13 PF Port
These ports are found on the rear of the IP400 Analog Trunk expansion module. They are analog extension ports that can
be used in conjunction with analog loop-start trunks during power failure to the IP Office system.
Any phones connected to these ports should be clearly labeled as power fail extensions in accordance with the appropriate
national and local regulatory requirements.
PF
Pin
Description
1
Not used.
2
Pin 2 is internally connected to pin 5 via a ringer capacitor.
3
Not used.
4
Ring.
5
Tip.
6
Pin 6 is internally connected to pin 5 via a ringer capacitor.
7
Not used.
8
Not used.
·
Minimum Wire Size: AWG 26.
·
Maximum Cable Length:
·
AWG26: 500m / 1640'.
·
AWG24, AWG22: 1000m / 3280'.
