Cisco 8851, Administration Manual

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Table 1: Physical and Operating Specifications
Value or range Specification
32° to 104°F (0° to 40°C) Operating temperature
Operating: 10% to 90% (non-condensing)
Non-operating: 10% to 95% (non-condensing)
Operating relative humidity
14° to 140°F (
–
10° to 60°C)
Storage temperature
9.02 in. (229.1 mm) Height
10.13 in. (257.34 mm) Width
1.57 in. (40 mm) Depth
2.62 lb (1.19 kg) Weight
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
Power
Category 3/5/5e/6 for 10-Mbps cables with 4 pairs
Category 5/5e/6 for 100-Mbps cables with 4 pairs
Category 5e/6 for 1000-Mbps cables with 4 pairs
Cables have 4 pairs of wires for a total of 8
conductors.
Note
Cables
As supported by the Ethernet Specification, the maximum cable length
between each Cisco IP Phone and the switch is assumed to be 330 feet
(100 meters). Distance requirements
Cable Specifications
The following information lists the cable specifications:
• RJ-9 jack (4-conductor) for handset and headset connection
• RJ-45 jack for the LAN 10/100/1000BaseT connection (10/100/1000 Network port on the phone)
• RJ-45 jack for a second 10/100/1000BaseT compliant connection (10/100/1000 Computer port on the
phone)
• 3.5 mm jack for speaker connection (only Cisco IP Phone 8861)
• 48-volt power connector
• USB ports/connector: one USB port for Cisco IP Phone 8851 and two USB ports for Cisco IP Phone
8861
Cisco IP Phone 8800 Series Multiplatform Phones Administration Guide
10
Cable Specifications