Cisco 79XX - Factory Reset Procedure
Goal
This article provides step by step instructions to help users to perform a factory reset on the Cisco 7920 phone model.
Resolution/Steps
To reset a Cisco 7920, the IP phone must be started in administration mode using the following steps:
- Press the Menu softkey
- Press * (star), # (hash) and * (star) again.
- Press the green phone key (used to answer a call) 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 phone key to hide the options:
- any key between 0 and 9
- * (star) key
- # (hash) key
Follow the steps below to successfully factory reset your Cisco 7920 IP phone:
- Choose Menu > Phone Settings > Factory Default.
- The phone displays the "Restore to Default?" message. Press the OK soft key. All settings are deleted.
- Choose Menu > Network Config to reconfigure the network settings for your WLAN.
Additional Information
Remember to not perform this factory reset procedure on any phone that is not plugged in behind a CallTower ASA or CallTower managed circuit.
Common Issues/Related Articles
Factory Reset:
- 7940 and 7960: Cisco - Phone: 7940 and 7960 Factory Reset Procedure
- 7942 and 7962: Cisco - Phone: 7942 and 7962 Factory Reset Procedure
- 7945, 7965, and 7975: Cisco - Phone: 7945, 7965, 7975 Factory Reset Procedure
- 7921: Cisco - Phone: 7921 Factory Reset Procedure
- 7925: Cisco - Phone: 7925 Factory Reset Procedure
79XX Features:
- Cisco - Phone: Overview - 79XX Series
- Cisco - Phone: iDivert - 79XX Series
- Cisco - Phone: Pickup - 79XX Series
- Cisco - Phone: Extension Mobility - 79XX Series
- Cisco - Phone: Joining Calls - 79XX Series
- Cisco - Phone: Receiving Calls - 79XX Series
- Cisco - Phone: Call Park - 79XX Series
- Cisco - Phone: Speed Dials - 79XX Series
- Cisco - Phone: Transferring a Call - 79XX Series
- Cisco - Phone: Do Not Disturb (DND) - 79XX Series
- Cisco - Phone: Answering Additional Calls - 79XX Series
- Cisco - Phone: Cisco Function Directories - 79XX Series
- Cisco - Phone: Switching Between Calls - 79XX Series
- Cisco - Phone: Cisco Function Settings - 79XX Series
- Cisco - Phone: Cisco Function Buttons - 79XX Series
- Cisco - Phone: Returning to Initial Call - 79XX Series
- Cisco - Phone: Placing a Call on Hold - 79XX Series
- Cisco - Phone: Meet Me Conference Call - 79XX Series
- Cisco - Phone: Cisco Call Forwarding All - 79XX Series
- Cisco - Phone: Placing a Call - Internal, External, 911 or 411 - 79XX Series