The following guide will help you factory reset your Cisco IP 7841 Phone. A factory reset may be recommended by your technical support agent as part of the troubleshooting process. You can also factory reset the phone using the phone menu.
|Unplug the phone's LAN cable.
|Wait 5 seconds.
|Press and hold # button while plugging the phone back in.
|Release the # button when the light on the handset blinks red 2 times
|Press 123456789*0# in sequence.
After you press these buttons, the phone goes through the factory reset process.
If you press the buttons out of sequence, the phone powers on normally