Lock Function; Selecting Pulse Or Tone Dialing Mode - Steren TEL-250 Manual De Instrucciones

LOCK FUNCTION

1. Un-lock: turn the key to "RED" point; all number can be dialed out.
2. Lock "0": turn the key to "GREEN" point, LCD displays "0" icon and all number
beginning with "0" cannot be dialed out; the number beginning with other digit
will not be limited.
3. Full-lock: turn the key to "YELLOW" point; LCD displays "ALL" and all number
cannot be dialed out.

SELECTING PULSE OR TONE DIALING MODE

1. Slide the MODE switch to T (TONE) or P (PULSE) to select dialing mode.
Note: When in pulse dialing mode, press "*" key, it can convert pulse dialing
mode to the tone dialing mode temporarily.
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