C H A P T E R
9
Troubleshooting and Maintenance
•
Troubleshooting and Maintenance Overview, page 215
•
Troubleshooting, page 215
•
Maintenance, page 236
Troubleshooting and Maintenance Overview
This chapter provides information that can assist you in troubleshooting problems with your Cisco Unified
IP Phone or with your IP telephony network. It also explains how to clean and maintain your phone.
For additional troubleshooting information, see the
Using the 79xx Status Information For Troubleshooting
tech note. This document is available to registered Cisco.com users at this URL:
http://www.cisco.com/en/US/products/hw/phones/ps379/products_tech_note09186a00800945bd.shtml
Troubleshooting
This section includes the following topics:
Startup Problems
After installing a Cisco Unified IP Phone into your network and adding it to Cisco Unified Communications
Manager, the phone should start up as described in
Phone Startup Process, on page 57
. If the phone does not
start up properly, see the following sections for troubleshooting information:
Cisco Unified IP Phone Does Not Go Through Normal Startup Process
Problem
When you connect a Cisco Unified IP Phone into the network port, the phone should go through the normal
startup process, and the LCD screen should display information.
Cisco Unified IP Phone 7975G, 7971G-GE, 7970G, 7965G, and 7945G Administration Guide for Cisco Unified
Communications Manager 9.0 (SCCP and SIP)
215