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Chapter 11 187
Troubleshooting
Cannot Send a Fax Clearly
Repeated Errors Occur When You Send a Fax
Telephone Problems
Cannot Dial
Telephone Disconnects During a Call
Cause Action
The document is not loaded
correctly, or the Platen Glass or the
inner side of the Document Cover is
dirty.
z Remove the document, then reload it on the Platen Glass or in the ADF.
See “Loading Documents to Copy, Fax, or Scan” on page 19.
z Clean the Platen Glass or the ADF and reload the document. See
“Cleaning Your Machine” on page 154.
The image quality setting or the
scan contrast setting is not suitable
for the document.
On the LCD, set an image quality suitable and a scan contrast suitable for
the document. See “Before Sending Faxes” on page 106.
The document is not loaded with the
side to be scanned face down.
When loading the document on the Platen Glass, the side to be scanned
should be face down. When loading in the ADF, the side to be scanned
should be face up.
You are scanning thick (max. 3/4 in./
20 mm) or curled documents.
Press on the Document Cover with your hand when scanning.
Cause Action
The telephone line condition or the
connection is poor.
Reduce the transmission start speed. See “TX start speed” on page 139.
If there is a poor line or connection, reducing the transmission start speed
may correct the error.
Cause Action
The telephone line is not correctly
connected.
Check that the telephone line is connected correctly. Refer to the Easy
Setup Instructions.
The telephone line type is not set
correctly.
Check the telephone line type setting and change it as necessary. See
“Setting the Telephone Line Type” on page 81.
Cause Action
The power cord, the telephone line,
or the telephone (or another external
device such as an answering
machine or a computer modem) is
not connected securely.
Check that the power cord, the telephone line, and the telephone (or
another external device such as an answering machine or a computer
modem) are connected securely.