Table Of Contents

Technical Specifications

Physical and Operating Environment Specifications

Cable Specifications

Network and Access Port Pinouts

Regulatory Safety Compliance

Technical Specifications

---

The following sections describe the technical specifications for the Cisco IP Phone.

•Physical and Operating Environment Specifications

•Cable Specifications

•Network and Access Port Pinouts

•Regulatory Safety Compliance

Physical and Operating Environment Specifications

Table A-1 includes the physical and operating environment specifications for the Cisco IP Phone.

Table A-1 Cisco IP Phone Specifications 

Specification	Value or Range
Operating temperature	0° to 40°C (32° to 104°F)
Operating relative humidity	10% to 95% (non-condensing).
Storage temperature	-10° to 60°C (14° to 140°F)
Height	20.32 cm (8 in.)
Width	26.67 cm (10.5 in.)
Depth	15.24 cm (6 in.)
Weight	•Cisco IP Phone 7960/7940—1.6 kg (3.5 lb) •Cisco IP Phone 7910—1.0 kg (2.2 lb)
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	Two (2) pair of Category 3 for 10-Mbps cables Two (2) pair of Category 5 for 100-Mbps cables
Distance Requirements	As supported by the Ethernet Specification, it is assumed that most Cisco IP Phones should be within 100m (330 feet) of a phone closet.

Cable Specifications

•RJ-11 jack for handset connection

•RJ-45 jack for the LAN 10/100BaseT connection (labeled LAN)

•RJ-45 jack for a second 10/100BaseT compliant connection (labeled PC)

•48-volt power connector. The diameter of the center pin in the phone power jack (Switchcraft 712A) is .1 in. (2.5 mm). The center pin is positive (+) voltage. The miniature power plug required to mate with the power jack on the phone is a Switchcraft 760 or equivalent.

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.

Network Port Connector

Table A-2 describes the network port connector pinouts.

Table A-2 Network Port Connector Pinouts 

Pin Number	Function
1	TD+
2	TD-
3	RD+
4	+48 Volts return1
5	+48 Volts return1
6	RD-
7	+48 Volts source1
8	+48 Volts source1

1 When used to receive power from an inline power card in the Cisco Catalyst switch.

Access Port Connector

Table A-3 describes the access port connector pinouts.

Table A-3 Access Port Connector Pinouts 

Pin Number	Function
1	RD+
2	RD-
3	TD+
4	Not Used
5	Not Used
6	TD-
7	Not Used
8	Not Used

Regulatory Safety Compliance

The Cisco IP Phone models 7960, 7940, 7910, and 7910+SW meet the following regulatory safety and compliance approvals:

Specification	Description
Regulatory Compliance	Products bear CE Marking, indicating compliance with the 89/366/EEC, 73/23/EEC directive, which includes the following safety and EMC standards.
Safety	UL 1950 CSA-C22.2 No. 950 EN 60950 IEC 60950 AS/NZS 3260 TS 001
EMC	FCC Part 15 (CFR 47) Class B ICES-003 Class B EN55022 Class B CISPR22 Class B AS/NZS 3548 Class B VCCI Class B EN55024 EN50082-1 EN 61000-3-2 EN 61000-3-3
Telecom	FCC Part 68 (CFR 47) (HAC) IC CS-03

Figure A-1 contains the FCC Class B Declaration for the Cisco IP Phone 7960, 7940, 7910, and 7910+SW.

Figure A-1 FCC Class B Declaration