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1. On/Off Button: Press to access a line to make a call; press again to end
a call. Button has LEDs that light when On.
2. Program Button: Used in assigning numbers to the Memory Dial Buttons.
3. Bass/Treble Tone Control: Adjusts the tone of the other party’s voice to
your preference.
4. Speaker Volume Control: Adjusts the volume of the sound you hear
through the headset.
5. Flash Button: Hold for 1 second to end a call and reopen line to place
a new call.
6. Mute Button: Press to activate Mute and disable the microphone, press
again to enable microphone; LEDs blink when Mute is on.
7. Redial Button: Press to call the last number dialed.
8. Memory Dial Buttons (a, b, c): Automatically dials phone number
programmed to the button; three numbers can be stored.
9. Ringer Volume Selector: Three position adjustment to set the volume
of the telephone ring; top position sets to Hi, middle position sets to Low,
bottom position turns ringer Off.
10. Dial Mode Switch (bottom of phone, not pictured): sets the phone
to match your telephone service, touch tone or pulse dial.
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Telephone Functions
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