Cisco 8851NR User Manual

Figure 28: Key Expansion Module with Two Columns
Place a Call on the Key Expansion Module
Procedure
Step 1 Press the line button on the key expansion module.
Step 2 Dial a phone number.
Step 3 Pick up your handset.
Adjust the Key Expansion Module Screen Brightness
Procedure
Step 1 Press Applications .
Step 2
Step 3
Step 4
Select Settings > Brightness > Brightness - Key expansion module x, where x is the number
of the key expansion module.
Press right on the Navigation pad to increase brightness. Press left to decrease brightness.
Press Save.
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Cisco 8851NR Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Case material	Acrylonitrile butadiene styrene (ABS)
Product color	Charcoal
Wall mountable	Yes
Lines quantity	5 lines
Phonebook capacity	- entries
Number of VoIP accounts	-
Volume control	Digital
Display diagonal	5 \
Display resolution	800 x 480 pixels
Voice codecs	G.711Mu, G.711a, G.722, G.729A, iLBC
Number of microphones	1
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Ethernet LAN interface type	Gigabit Ethernet
Supported network protocols	IEEE 802.3i/802.3u/802.3ab
Ethernet LAN (RJ-45) ports	2
Storage temperature (T-T)	-10 - 60 °C
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	10 - 90 %
Number of handles included	- pc(s)

Weight and Dimensions

Depth	257.34 mm
Width	229.1 mm
Height	40 mm
Weight	1190 g