Do you have a Cisco 7900 IP Phone? Do you know how to factory reset your Cisco 7900 if you forget your password? Here is the guide to factory reset your 7900(only for Cisco 7920, 7940 and 7960 IP phones).
Reset the 7920 Wireless IP Phone to the Factory Default
First of all, you should Start the Administration Mode on the Phone.
Follow these steps to open the administration options on the Cisco Unified Wireless IP Phone 7920 so that you can access the hidden options on the Phone menu:
- Press the Menu
- Press (the star key). Press (the pound key), and then press (the pound key) again.
- Press the green key to open the administration mode.
Note: Power cycle the phone or press any of these keys while in the first level submenu and then press the green key to hide the options:
- any key between 0 and 9
- * key
- # key
Then Reset the Cisco 7920 Wireless IP Phone to the Factory Default.
Complete these steps in order to reset the Cisco 7920 Wireless IP phone to the factory default:
- Choose Menu > Phone Settings > Factory Default.
The phone displays the Restore to Default? message.
- Press the OK All settings are deleted.
- Choose Menu > Network Configin order to reconfigure the network settings for your WLAN.
Reset the 7940 and 7960 IP Phones to the Factory Default
If you set a password before, and you want to factory reset it, you should complete these steps first:
- Unplug the power cable from the phone, and then plug in the cable again.
The phone begins its power up cycle.
- Immediately press and hold # and while the Headset, Mute, and Speaker buttons begin to flash in sequence, release #.
The Headset, Mute, and Speaker buttons flash in sequence in order to indicate that the phone waits for you to enter the key sequence for the reset.
- Press 123456789*0# within 60 seconds after the Headset, Mute, and Speaker buttons begin to flash.
If you repeat a key within the sequence, for example, if you press 1223456789*0#, the sequence is still accepted and the phone resets.
If you do not complete this key sequence or do not press any keys, after 60 seconds, the Headset, Mute, and Speaker buttons no longer flash, and the phone continues with its normal startup process. The phone does not reset.
If you enter an invalid key sequence, the buttons no longer flash, and the phone continues with its normal startup process. The phone does not reset.
If you enter this key sequence correctly, the phone displays this prompt:
Keep network cfg? 1 = yes 2 = no
- In order to maintain the current network configuration settings for the phone when the phone resets, press 1. In order to reset the network configuration settings when the phone resets, press 2.
If you press another key or do not respond to this prompt within 60 seconds, the phone continues with its normal startup process and does not reset. Otherwise, the phone goes through the factory reset process.
Then Reset the 7941 and 7961 IP Phones to the Factory Default.
Follow these steps:
- Unplug the power cable from the phone, and then plug in the cable again.
The phone begins its power up cycle.
- Immediately press and hold # and while the Headset, Mute, and Speaker buttons begin to flash in sequence, release #.
The line buttons flash in sequence in order to indicate that the phone waits for you to enter the key sequence for the reset.
- Press 123456789*0# within 60 seconds after the Headset, Mute, and Speaker buttons begin to flash.
If you repeat a key within the sequence, for example, if you press 1223456789*0#, the sequence is still accepted and the phone resets.
If you do not complete this key sequence or do not press any keys, after 60 seconds the Headset, Mute, and Speaker buttons no longer flash, and the phone continues with its normal startup process. The phone does not reset.
If you enter an invalid key sequence, the buttons no longer flash, and the phone continues with its normal startup process. The phone does not reset.
If you enter this key sequence correctly, the phone displays this prompt:
Upgrading
*This guide is recommends for personnel involved with IP Telephony networks.