How to reset or factory restore Ericsson T39 device?
The Ericsson T39 is a feature phone that allows you to make and receive voice calls via the NMT-8 carrier network. There are a few ways to reset or factory restore an Ericsson T39, but the most common and recommended methods are:
1. Using the "RESET ALL" option:
To reset the phone to its factory settings using the "RESET ALL" option, follow these steps:
- Press and hold down the #1 key on your phone's keypad for 10 seconds.
- Release the key and wait for the hard reset to complete.
- Once the hard reset is done, press and hold down the #1 key again for 10 seconds.
- Release the key and wait for the phone to restart and return to the factory settings menu.
2. Using the "DEL CONTENTS" option:
To reset the phone to its factory settings using the "DEL CONTENTS" option, follow these steps:
- Press and hold down the #5 key on your phone's keypad for 11 seconds.
- Release the key and wait for the phone to restart and return to the factory settings menu.
3. Using the USB cable and PC:
To reset the phone to its factory settings using the USB cable and PC, follow these steps:
- Connect your phone to the PC using the USB cable.
- Navigate to the phone's settings menu and find "Safety".
- Press the "On" button and wait for the phone to enter the "Enter combination of ones and zeroes" midway through the entry.
- Enter 1,0,0,0,0,0 and press the "#" button.
- The phone will now restart and return to the factory settings menu.
It is important to note that each method may have slightly different steps, so be sure to refer to the user manual for your specific phone model. Additionally, using any of these methods will erase all data on the phone, including contacts, messages, and any other personal information. If you want to keep these items, be sure to backup them before resetting the phone.
