Identifying control panel keys and features
Look for the following buttons and features on the control panel. These buttons and features
are used to fax paper-based documents, make copies, and adjust settings for the HP LaserJet
Ready Light – When solid, indicates the HP
LaserJet 3100 product is ready and has no
One-touch keys – Store frequently dialed fax
Error light – When solid, indicates an error
Start key – Starts sending paper faxes.
Control Panel Display – Displays messages
or Menu settings.
Manual Dial key – Used to dial each digit as it is
pressed. Often used for dialing with calling cards
or international dialing.
Enter/Menu key – Used to access the Menu,
save a selection, or go down one level in the
Speed-Dial key – Push this key plus a two- or
three-digit code to send faxes to previously
stored fax numbers.
Back Space key – Used to go up one level in
the Menu settings or to backspace when
Redial/Pause key – Push to redial the last fax
number or use to insert a pause into a fax
Back Arrow key (<) – Used to scroll back
through items at the same Menu level.
Numeric keys – Use to enter fax numbers. Also
used to add letters when typing a name in the
fax header or for speed-dials.
Forward Arrow key (>) – Used to scroll
forward through items at the same Menu level.
Also used to insert a space when typing text.
Volume key – Used to adjust the speaker
volume for incoming and outgoing faxes.
Stop/Clear key – Stops or clears any action in
progress or exits the Menu settings.
Resolution key – Used to adjust the resolution
for the current fax or copy job.
Copy key – Starts the copy function.
Contrast key – Used to adjust the contrast for
the current fax or copy job.
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