Set Long Distance Code - Steren TEL-250 Manual De Instrucciones

Set long distance code

1. When on-hook state, press "SET" or "ENTER" key.
2. Press "SET" or "ENTER" key.
3. Press number key input 1 digit number between 0 – 9.
4. Press "SET" or "ENTER" key to confirm and exit.
5. After set the long distance code, when press "HOLD" key to back dialing inco-
ming call, the unit detect if add the long distance code in front of the back dialing
number automatically.
Contrast adjust function
1. When on-hook state, press "SET" or "ENTER" key.
2. Press "UP" or "DOWN" key to choose "LCD" sign.
3. Press "SET" or "ENTER" key, LCD displays "LCD – 03".
4. Press "UP" or "DOWN" key to choose LCD contrast as you prefer.
5. Press "SET" or "ENTER" key to confirm and exit.
6. LCD contrast has 5 levels for adjusting.
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