Ericsson DT590 - Manual (Page 120)

Settings
BusinessPhone – Cordless DT590 120
Reset the DT590 Settings
The phone settings can be reset to their default values. Either only
reset the user settings such as ringer volume, vibrator alert etc., or
all settings/information which includes all user settings, SMS
messages, voice call list, and all entries in the integrated
Phonebook.
Route: Menu » Toolbox » Master reset ¾
Press.
º
Select the “Toolbox” tab.
º Ь Ы
Select the menu item “Master reset” and confirm.
The following options are available:
•
Settings Only
• All º Ь Ы
Select the desired option and confirm
¿ Ь Ы
If the phone lock is activated, the phone will ask for your PIN
code. Enter the PIN code and confirm.
See section “ PIN Code ” on page 29.
“Proceed?” is displayed. Ь Ы
Press to confirm.
All DT590 settings revert to their default values.