Cisco 7902G - Unified IP Phone VoIP, Руководство администратора

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Chapter 7 Troubleshooting the Cisco Unified IP Phone
Checking the Light Indicators on the Cisco Unified IP Phone 7902G
7-18
Cisco Unified IP Phone Administration Guide for Cisco Unified CallManager 5.0 (SCCP), Cisco Unified IP Phones
OL-8151-01
Checking the Light Indicators on the
Cisco Unified IP Phone 7902G
Refer to the following table for explanations about the light indicators on the
Cisco Unified IP Phone 7902G.
Problem Explanation
After the phone is connected to power, the
phone
Hold and Menu buttons blink red
and green respectively.
There is no Ethernet link. See the “Installing the
Cisco Unified IP Phone” section on page 3-6 and the
“Symptom: The Cisco Unified IP Phone Does Not Go
Through its Normal Start Up Process” section on
page 7-2
.
After the phone is connected to power, the
phone
Menu button blinks green
approximately every two seconds.
The VLAN is not set up. See the “Modifying DHCP
Settings” section on page 4-15 .
After the phone is connected to power, the
phone
Menu button blinks twice
approximately every two seconds.
The IP address is not set up. See the “Assigning an IP
Address” section on page 4-20 .
After the phone is connected to power, the
phone
Menu button blinks three times
approximately every two seconds.
The Cisco Unified CallManager is not set up. See the
“Adding Phones to the Cisco Unified CallManager
Database” section on page 2-9
.
After the phone is connected to power, the
phone
Hold button is steady red and the
Menu button is steady green.
The phone is not registered. See the “Symptom: The
Cisco Unified IP Phone Does Not Register with
Cisco Unified CallManager” section on page 7-3
.
After the phone is connected to power, the
phone handset indicator light is steady red
and the
Menu button is steady green.
The phone has a duplicate IP address. See the “Assigning
an IP Address” section on page 4-20 .
The phone Hold button flashes red and the
Menu button flashes green at the same
time.
The phone’s firmware is being upgraded. After the
upgrade, all LEDs on the phone should be off.