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6 Technical Specifications for the
Cisco Unified IP Phone Expansion
Module 7915
This section provides the physical and operating environment
specifications for the Cisco
Unified IP Phone Expansion
Module 7915, as well as the regulatory compliance information.
Physical and Operating Environment
Specifications
Specification Value or Range
Operating Temperature 32 to 104°F (0 to 40°C)
Operating relative humidity 10 to 95% (noncondensing)
Storage temperature 14 to 140°F (-10 to 60°C )
Height 203 mm, 8.0 in.
Width 121 mm, 4.75 in.
Depth 51 mm, 2.0 in.
Weight 366 g, 0.82 lb.
Power 48 VDC, 40mA max
Cable Specifications
The following are the cable specifications for the cables used
with the Cisco
Unified IP Phone Expansion Module 7915:
• 2 RJ-11 jacks with 6-pin connectors for the interface cable
connections
• 48-V power connector. The diameter of the center pin in the
Expansion Module power jack (Switchcraft 712A) is 0.1 in.
(2.5 mm). The center pin is positive (+) voltage. The
miniature power plug required to mate with the power jack
on the Expansion Module is a Switchcraft 760 or
equivalent.