How To Reset Cisco Ip Phone 7942 Voicemail Pin

cisco-phone-79xx-factory-reset-01 This article explains how to reset your Cisco 7940, 7941, 7942, 7960, 7961, 7962 & 7920 IP phone to manufacturing plant defaults, and how to upgrade its firmware to the latest available version.

When initiating a factory reset procedure certain information from the IP phone is erased while other data is reset to its factory default value as shown in the list beneath:

Data Erased:

CTL File (Certificate Trust Listing)
LSC File (Locally Meaning Document)
IP Telephone call History (Calls Received, Placed, Missed etc)
Telephone application

Data Reset to Default:

User configuration settings (ring tone, screen brightness, audio levels etc)
Network configuration settings

Information technology is highly advisable to follow the firmware upgrade process in a non-working environment to ensure other phones are non afflicted (in case of an accidental IP phone reboot) and to avoid the freshly factory reset ip phones obtaining the working environment's settings.

Things to Consider Before Factory Resetting your Cisco IP Telephone

When performing the factory reset process we are about to describe, it is important to keep in mind that the IP phone volition lose all configuration files and telephone applications. This means that it is necessary to accept CallManager or CallManager Express setup then that the IP phone volition be able to receive the new information (phone application and configuration) after the reset procedure is complete, otherwise it is most likely that the IP phone will not be usable until this information is loaded on to it.

This training also happens to be the procedure for upgrading a Cisco IP phone firmware.

Performing the Factory Reset on Cisco 7940, 7960 IP Phones

Follow the steps below to successfully factory reset your Cisco 7940, 7960 IP phone:

Unplug the power cablevision from the ip phone and then plug it back in.
Immediately press and hold # and when the Headset, Mute and Speaker buttons brainstorm to flash in sequence, release the # push button.
At this signal, y'all'll notice the Headset, Mute and Speaker buttons flash in sequence, indicating that the ip phone is waiting for you to enter the reset sequence.
Printing 123456789*0# to begin the reset. If you accidently press a cardinal within the sequence twice eastward.g 1123456789*0#, the ip telephone will all the same accept the code and brainstorm the reset. If an invalid central is pressed, the telephone will continue its normal startup procedure.
Once the right key sequence is entered, the ip telephone volition display the following prompt: Keep network cfg? 1 = yeah ii = no
To maintain the current network configuration settings for the phone when the phone resets, press 1. To reset the network configuration settings when the phone resets, press ii. If yous press another key or do not respond to this prompt inside sixty seconds, the telephone continues with its normal startup process and does not reset. Otherwise, the telephone goes through the factory reset process.

Performing the Factory Reset on Cisco 7941, 7961 IP Phones

Follow the steps below to successfully factory reset your Cisco 7941, 7961 IP phone:

Unplug the power cable from the ip phone and so plug information technology back in.
Immediately press and hold # and when the Headset, Mute and Speaker buttons brainstorm to flash in sequence, release the # push button.
At this point, you'll detect the Headset, Mute and Speaker buttons flash in sequence, indicating that the ip telephone is waiting for you to enter the reset sequence.
Press 123456789*0# to begin the reset. If you accidently press a key within the sequence twice e.g 1123456789*0#, the ip telephone volition still accept the code and begin the reset. If an invalid key is pressed, the phone will continue its normal startup procedure.
Once the right primal sequence is entered the ip phone will brandish the post-obit prompt and begins its reset process: Upgrading

Performing the Manufacturing plant Reset on Cisco 7942, 7962 IP Phones

Follow the steps below to successfully manufacturing plant reset your Cisco 7942, 7962 IP telephone:

Unplug the power cable from the telephone then plug it dorsum in. The telephone begins its power up cycle.
While the phone is powering upwardly, and earlier the Speaker button flashes on and off, press and hold #. Go on to hold # until each line button flashes on and off in sequence in amber.
Release # and printing 123456789*0#.

You lot tin can press a key twice in a row, but if you printing the keys out of sequence, the manufacturing plant reset will non have identify.

After you printing these keys, the line buttons on the telephone flash red and the phone goes through the mill reset procedure.

Do not power down the phone until it completes the manufacturing plant reset procedure and the main screen appears.

Performing the Manufactory Reset on Cisco 7920 Wireless IP Phone

To reset a Cisco 7920, the ip phone must exist started in administration mode using the post-obit steps:

Press the Menu softkey
Press * (star), # (hash) and * (star) again.
Press the Dark-green telephone key (used to answer a phone call) to open the assistants fashion.

Note: Power bicycle the phone or press any of these keys while in the offset level submenu and then press the Dark-green phone cardinal to hibernate the options:

any key betwixt 0 and 9
* (star) key
# (hash) key

Follow the steps below to successfully factory reset your Cisco 7920 IP telephone:

Cull Menu > Phone Settings > Mill Default.
The phone displays the Restore to Default? message. Press the OK softkey. All settings are deleted.
Choose Carte > Network Config in order to reconfigure the network settings for your WLAN.

This completes the factory reset procedure for all Cisco 7940, 7941, 7942, 7960, 7961, 7962 and 7920 IP phones.

Dorsum to Cisco VoIP/CCME - CallManager Department