The Function Description
Press the Setup button to enter the setup state during the on-hook state.
The LCD displays SET 12345678.
Press the number key or press the up/down key to select the setting option.
The LCD also displays the corresponding setting item.
After a certain setting is completed, press the delete key to exit the previous one.
Directory, press the number keys or the up and down search keys to select the next setting item. (When using the up and down keys to select the setting item, to enter the submenu setting item of the item, press the set key and then press the up and down keys to select. Here only the setting items are selected by the number keys).