Cisco IP Phone Cleaning, on page 5 Basic Reset Performing a basic reset of a Cisco IP Phone provides a way to recover if the phone experiences an error and provides a way to reset or restore various configuration and security settings.
Apply a Phone Password Reboot Your Phone from the Backup Image Your Cisco IP Phone has a second, backup image that allows you to recover the phone when the default image has been compromised. To reboot your phone from the backup image, perform the following procedure.
Maintenance Perform Network Configuration Reset Procedure Step 1 Disconnect the power supply. Step 2 Press and hold the star (*) key. Step 3 Reconnect the power. Continue pressing the star key until the Mute LED turns off. Step 4 Release the star key. The phone reboots from the backup image.
You can configure user Cisco IP Phones with QRT. When you do so, users can report problems with phone calls by pressing Report Quality. This softkey or button is available only when the Cisco IP Phone is in the Connected, Connected Conference, Connected Transfer, or OnHook states.
Cisco IP Phone Cleaning To clean your Cisco IP Phone, use only a dry soft cloth to gently wipe the phone and the phone screen. Do not apply liquids or powders directly to the phone. As with all non-weatherproof electronics, liquids and powders can damage the components and cause failures.
Maintenance Cisco IP Phone Cleaning When the phone is in sleep mode, the screen is blank and the Select button is not lit. When the phone is in this condition, you can clean the screen, as long as you know that the phone will remain asleep until after you finish cleaning.