OKI 4500 ユーザーズマニュアル

You are constantly receiving unsolicited advertising on your
fax machine. Try using the closed network function. See
Receiving Faxes in Basic Operations.

when you make or receive a voice call. Try pressing the 

STOP

key. Your fax machine will return to stand-by mode so that you
can converse. This condition may happen infrequently due to
telephone line conditions, or the type of external telephone used.
If this problem happens often, consult your service representative.

This section lists the status and error messages that may appear
on your machine’s display panel, and explains what they mean
and how to correct any problem they indicate.

Normal Display

Under normal operating conditions, the top line of the display
shows the time and answering mode - 

FAX; TEL; T/F;

TAD; MEM; PC

.

Error Messages

Cover Open: The top cover is not closed. Press down firmly on
the cover to make sure it is closed and latched.

or

No Paper: The paper tray is out of paper. Add more paper.

or

Paper Jam: Paper is jammed feeding from the paper tray into
the printer, or paper may be jammed inside the printing
mechanism under the image drum. Check the paper path and
remove any jammed paper- see Clearing Printing Paper Jam.

ADF Error (Jam): A document to be faxed or scanned has
jammed in the scanner. Follow Clearing Document Jam.