C5550 MFP User’s Guide
Troubleshooting > 162
> Lastly, either the local or remote machine may require
servicing. Try sending a fax to another location to check
the local MFP.
F
AXING
IS
POSSIBLE
BUT
THE
IMAGE
OF
THE
DOCUMENT
PRINTED
BY
THE
REMOTE
MACHINE
IS
VERY
POOR
.
If the faxed document has small type, complex illustrations,
photos, or is very light or very dark, try changing the fax quality
and density settings (See “Advanced operation” on page 95.).
Copy the document on the machine to determine how it will
transmit. The problem may be caused by telephone line
interference. Try sending the document again later.
F
AX
SENT
BUT
RECEIVED
MESSAGE
WAS
COMPLETELY
BLANK
Make sure that the document is loaded correctly before faxing;
with text face UP in the ADF or face DOWN on the glass.
I
MAGE
OF
RECEIVED
FAX
IS
VERY
POOR
Try making a copy of a document on the local machine to make
sure it is working properly. If there is still a problem, contact the
person sending the fax and ask them to change their fax quality
and density settings. Ask the person to make a copy of the
document on their machine to ensure that it is working properly.
Then ask them to send the fax again.
D
IALLING
WAS
TRIED
WITH
A
S
PEED
D
IAL
NUMBER
BUT
NOTHING
HAPPENED
Make sure that the Speed Dial number being used is programmed
correctly.
L
OCAL
MFP
WILL
NOT
ANSWER
THE
TELEPHONE
OR
RECEIVE
FAXES
First check to see that the power cord is connected properly. Also
check the reception mode setting of the machine. This MFP will
not receive faxes automatically if the manual receive mode is
enabled (See “Manual receive” on page 70.).
D
OCUMENTS
RECEIVED
ARE
LIGHT
OR
HAVE
VERTICAL
STREAKS
ON
THEM
,
AND
MFP
IS
NOT
OUT
OF
TONER
Gently wipe the lens surface of the MFP's LED array, and then
check to see if the machine is working properly (See “Clean the
LED head” on page 138.). If the MFP still does not work properly,
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