Cisco 7912G Administration Guide - Page 125

Chapter 6 Troubleshooting the Cisco IP Phone Checking the Light Indicators on a Cisco IP Phone 7902G Step 7 From the Cisco CallManager Group list, choose the group you want to update. Step 8 Click Reset Devices. Related Topic • Verifying Firmware Version, page 6-6 Checking the Light Indicators on a Cisco IP Phone 7902G Refer to the following table for explanations about the light indicators on a Cisco 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 "Connecting the Cisco IP Phone to the Network" section on page 3-4 and the "Symptom: Cisco IP Phone Does Not Start Up" section on page 6-12. After the phone is connected to power, the The VLAN is not set up. See the "Modifying DHCP phone Menu button blinks green about Settings" section on page 4-9. every two seconds. After the phone is connected to power, the The IP address is not set up. See the "Assigning an IP phone Menu button blinks twice about Address" section on page 4-15. every two seconds. After the phone is connected to power, the The Cisco CallManager is not set up. See the "Adding phone Menu button blinks three times Phones to the Cisco CallManager Database" section on about every two seconds. page 2-12. After the phone is connected to power, the The phone is not registered. See the "Symptom: Cisco IP phone Hold button is steady red and the Phone Not Registering with Cisco CallManager" section Menu button is steady green. on page 6-13. Cisco IP Phone Administration Guide for Cisco CallManager 3.3, Cisco IP Phones 7902G/7905G/7912G OL-6313-01 6-11