Sharp FO-3150 Operation Manual page 10

COPY/HELP key
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When a document is in the feeder, press this key to make a copy of a
document. At any other time, press this key to print out the Help List, a quick
reference guide to the operation of your fax machine.
RESOLUTION / RECEPTION MODE key
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When a document is in the feeder, press this key to adjust the resolution for
faxing or copying. At any other time, press this key to select the reception
mode (an arrow in the display will point to the currently selected reception
mode).
FUNCTION key
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Press this key followed by the arrow keys to select special functions and
settings.
SPEED DIAL key
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Press this key to dial a fax or voice number using an abbreviated 2-digit
Speed Dial number.
R key
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If you are on a PBX, use this key to transfer calls and make enquiry calls. If
the PBX is a flash-type PBX, use the key to dial out.
SPEAKER key
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Press this key to listen to the line and fax tones through the speaker when
faxing a document.
Note: This is not a speakerphone. It cannot be used to speak if a person
answers.
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