Cisco 7962G Administration Guide

9-13
Cisco Unified IP Phone Administration Guide for Cisco Unified Communications Manager 7.1
OL-18913-01
Chapter 9 Troubleshooting and Maintenance
General Troubleshooting Tips for the Cisco Unified IP Phone Expansion Module
General Troubleshooting Tips for the Cisco Unified IP Phone
Expansion Module
Table 9-3 provides general troubleshooting information for the Cisco Unified IP Phone Expansion
Module 7914.
Resetting or Restoring the Cisco Unified IP Phone
There are two general methods for resetting or restoring the Cisco Unified IP Phone:
• Performing a Basic Reset, page 9-13
• Performing a Factory Reset, page 9-14
Performing a Basic Reset
Performing a basic reset of a Cisco Unified IP Phone provides a way to recover if the phone experiences
an error and provides a way to reset or restore various configuration and security settings.
Table 9-4 describes the ways to perform a basic reset. You can reset a phone with any of these operations
after the phone has started up. Choose the operation that is appropriate for your situation.
Table 9-3 Cisco Unified IP Phone Expansion Module 7914 Troubleshooting
Problem Solution
No display on the Cisco Unified IP Phone
Expansion Module.
Verify that all of the cable connections are correct.
Verify that you have power to the Cisco Unified IP Phone Expansion Module
Lighted buttons on the first Cisco Unified
IP Phone Expansion Module are all red.
Verify that the Cisco Unified IP Phone Expansion Module is configured in
Cisco Unified Communications Manager.
Lighted buttons on the second Cisco
Unified IP Phone Expansion Module are
all amber.
Verify that the Cisco Unified IP Phone Expansion Module is configured in
Cisco Unified Communications Manager.
Table 9-4 Basic Reset Methods
Operation Performing Explanation
Restart phone Press the Services, Settings, or Directories
button and then press **#**.
Resets any user and network configuration changes
that you have made, but that the phone has not
written to its Flash memory, to previously saved
settings, then restarts the phone.

Cisco 7962G Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Case material	ABS
Product color	Black, Grey
Wall mountable	Yes
Bluetooth	No
Security algorithms	128-bit AES, 802.1x RADIUS
Networking standards	IEEE 802.1Q, IEEE 802.1p, IEEE 802.1x, IEEE 802.3af
Ethernet LAN data rates	10, 100 Mbit/s
Ethernet LAN interface type	Fast Ethernet
Ethernet LAN (RJ-45) ports	2
Voice codecs	G.711, G.711a, G.722, G.729A, G.729ab, iLBC
Volume control	Digital
Display diagonal	5 \
Display resolution	320 x 222 pixels
Display number of colors	Monochrome
Caller ID	-
Lines quantity	- lines
Phonebook capacity	- entries
Storage temperature (T-T)	-10 - 60 °C
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	10 - 95 %
Number of handles included	1 pc(s)

Weight and Dimensions

Depth	203.2 mm
Width	266.7 mm
Height	152.4 mm
Weight	1600 g