Cable Specifications; Network And Access Port Pinouts; Network Port Connector - Cisco 3905 Administration Manual

Cable Specifications

Specification
Power
Cables
Distance Requirements
Cable Specifications
• RJ-9 jack (4-conductor) for handset connection.
• RJ-45 jack for the LAN 10/100BaseT connection (labeled 10/100 SW on the Cisco Unified SIP Phone
• RJ-45 jack for a second 10/100BaseT compliant connection.
• 48-volt power connector.

Network and Access Port Pinouts

Although both the network and access ports are used for network connectivity, they serve different purposes
and have different port pinouts.
• The network port is labeled network on the Cisco Unified IP Phone.
• The access port is labeled Computer on the Cisco Unified IP Phone.

Network Port Connector

The following table describes the network port connector pinouts.
Table 23: Network Port Connector Pinouts
Pin number
1
2
Cisco Unified SIP Phone 3905 Administration Guide for Cisco Unified Communications Manager 8.6 (SIP)
102
Value or Range
• 100-240 VAC, 50-60 Hz, 0.5 A - When using the AC adapter
• 48 VDC, 0.2 A - When using the in-line power over the network cable
Category 3/5/5e for 10-Mbps cables with 4 pairs
Category 5/5e for 100-Mbps cables with 4 pairs
Note
As supported by the Ethernet Specification, it is assumed that the maximum
cable length between each Cisco Unified IP Phone and the switch is 100 meters
(330 feet).
3905).
Function
BI_DA+
BI_DA-
Cables have 4 pairs of wires for a total of 8
conductors.
Technical Specifications