Cisco Unified SIP Phone 3905 Administration Guide for Cisco Unified Communications Manager 8.6 (SIP)
Technical Specifications
Downloads: This chapterpdf (PDF - 1.04MB) The complete bookPDF (PDF - 3.85MB) | Feedback

Technical Specifications

Technical Specifications

The following sections describe the technical specifications for the Cisco Unified SIP Phone 3905.

Physical and Operating Environment Specifications

The following table shows the physical and operating environment specifications for the Cisco Unified SIP Phone 3905.

Table 1 Physical and Operating Environment Specifications for the Cisco Unified SIP Phone 3905

Specification

Value or Range

Operating temperature

23° to 113°F (-5° to 45°C)

Operating relative humidity

10% to 90% (non-condensing)

Storage temperature

-13° to 158°F (-25° to 70°C)

Height

8.07 in. (20.5 cm)

Width

5.92 in. (15.03 cm)

Depth

2.06 in. (5.24 cm) - Excluding the handset

Weight

  • 0.987 lb (447.8 g) - Phone without handset
  • 0.347 lb (157.6 g) - Handset weight

Power

  • 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

Cables

Category 3/5/5e for 10-Mbps cables with 4 pairs

Category 5/5e for 100-Mbps cables with 4 pairs

Note   

Cables have 4 pairs of wires for a total of 8 conductors.

Distance Requirements

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).

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 3905).
  • 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 2 Network Port Connector Pinouts

Pin number

Function

1

BI_DA+

2

BI_DA-

3

BI_DB+

4

BI_DC+

5

BI_DC-

6

BI_DB-

7

BI_DD+

8

BI_DD-

Note   

BI stands for bidirectional, while DA, DB, DC and DD stand for Data A, Data B, Data C and Data D respectively.

Computer Port Connector

The following table describes the computer port connector pinouts.

Table 3 Computer (Access) Port Connector Pinouts

Pin number

Function

1

BI_DB+

2

BI_DB-

3

BI_DA+

4

BI_DD+

5

BI_DD-

6

BI_DA-

7

BI_DC+

8

BI_DC-

Note   

BI stands for bidirectional, while DA, DB, DC and DD stand for Data A, Data B, Data C and Data D respectively.