When the Fax Result Is Not as Expected

If a message is displayed on the screen, check the message.
When a Message Is Displayed While Using the Fax Function
When confirming or changing the settings in [Settings], press [Home] () after closing [Settings].

When a Document Cannot Be Sent Properly

Condition	Cause	Solution and reference
A fax cannot be sent or received.	The modular cable is not connected properly.	Connect the cable to the G3 line connector (LINE) on the back left side of the machine. Connecting the Modular Cable
A fax cannot be sent.	The line type (tone-dialing or pulse-dialing line) is not specified correctly.	Specify the correct line type in [Settings][Machine Features Settings][Fax Settings][Initial Settings][Select Dial/Push Phone]. If you are not certain of the line type, consult your telephone service provider.
A fax cannot be sent.	A dial-tone cannot be detected.	Configure the machine so that an outgoing transmission can be executed without detecting a dial-tone. Change the current value to [0] under the switch number [22], bit number [0] in [Settings][Machine Features Settings][Fax Settings][Initial Settings][Parameter Setting]. Changing the Parameter Settings
The fax indicator starts flashing during a transmission, and the process does not end.	A malfunction is temporarily occurring on the machine.	Turn off the power of the machine, wait for 10 seconds or more after confirming that the main power indicator is turned off, and then turn on the power. Turning On and Off the Power
When using On-hook or manual dialing, `“Receiving Fax…”` is displayed on the screen and a transmission cannot be executed.	The reception process has been started because the original size could not be detected when [Start] was pressed.	Place the original correctly. Setting an Original to Send by Fax on the Scanner When scanning an original with a difficult-to-detect size such as an original of high transparency, specify the size in [Settings][Scan Size]. You can register a custom size in [Programmed Size]. Sending a Custom Size Original by Fax Change the current value to [0] in the switch number [17], bit number [7] under [Parameter Setting] to configure the machine not to start receiving a fax upon pressing [Start]. However, note that you won't be able to start receiving by pressing [Start] in the case of manual reception. Changing the Parameter Settings
A fax cannot be sent from the LAN-FAX driver.	User authentication or a driver encryption key is specified on the machine.	Consult the device and machine administrators for the setting information, and configure the LAN-Fax driver accordingly. Specifying Login Information in the LAN-Fax Driver
A fax cannot be sent from the LAN-FAX driver.	An error is occurring on the machine.	The error occurring on the machine is not displayed in the LAN-Fax driver. Check the machine status on the control panel or in Web Image Monitor. Using Web Image Monitor
"The document failed to print." or another message is displayed when you connect the machine and computer via USB 2.0 and attempt to send a fax from the LAN-Fax driver.	The machine was recovering from the Sleep mode or Fusing Unit Off mode when you sent the fax.	The fax may be sent properly even if the message is displayed. Check the transmission results. Viewing the Transmission Result of Sent Faxes
The sent image does not fit on the page received at the destination and becomes cropped.	The length of the original is longer than the paper selected at the destination.	Select the [Settings][Auto Reduce] check box.
A black line or artifact not on the original appears on the page received at the destination.	The ADF, exposure glass, or scan glass is dirty.	Clean each part. Cleaning the Machine Do not place an original on the machine before the ink or whiteout is completely dry.
The background on the page received at the destination appears dirty, or the back side of the original is visible.	The scan [Density] is set too high.	Reduce [Density] in [Settings].

When a Document Cannot Be Received Properly

Condition	Cause	Solution and reference
A document cannot be received or sent.	The modular cable is not connected properly.	Connect the cable to the G3 line connector (LINE) on the back left side of the machine. Connecting the Modular Cable
A fax cannot be received.	Call the fax number of the machine from another telephone. The cause and solution vary depending on what you hear on the line.
	When you hear a ring-back tone: The machine is not switched to the fax mode.	Answer the phone call and then switch to the fax mode. Answering a Phone Call on the Machine When the machine is in an environment that does not allow you to answer a phone call, specify [Auto Reception] in [Settings][Machine Features Settings][Fax Settings][Reception Settings][Switch Reception Mode].
	When you hear a busy tone: The line is busy or configured incorrectly for Caller ID Display service.	Check that no one is using the telephone connected to the machine and the line is not busy. When using a line with Caller ID Display service, check the setting in [Settings][Machine Features Settings][Fax Settings][Initial Settings][Select Dial/Push Phone]. If the line remains busy, consult your phone service provider.
	When you hear the "The number you have called is no longer in service..." message: There is a problem with the phone line.	Consult your phone service provider.
The fax indicator starts flashing during reception, and the process does not end.	A malfunction is temporarily occurring on the machine.	Turn off the power of the machine, wait for 10 seconds or more after confirming that the main power indicator is turned off, and then turn on the power. Turning On and Off the Power After the machine has started, call the sender on the phone and request to send the fax again.
Some documents are not received.	When the machine is configured to receive faxes into the memory, receiving a fax with many pages or a fax comprising fine text cannot be received because the memory is insufficient.	The machine receives an incoming fax into the memory when printing multiple pages on one side (Combine 2 Originals) or [2 Sided Print]. Specifying the Printing Method of the Received Fax Document Add more expansion memory to the machine.
The fax indicator lights up, but the received document is not printed.	The machine is in a condition in which printing is not possible, and it receives incoming faxes in the Substitution Reception mode.	Check whether `“Add Toner”` or another message is displayed on the screen, and follow the message to resolve the problem. The received documents will be printed automatically when printing becomes possible again. You can change the condition to perform Substitute Reception. Various Methods for Receiving Faxes
The image is divided or reduced, or margins are added unexpectedly.	The fax device at the sender failed to detect the original size when sending a fax.	For example, the fax device at the sender could not detect a B5 size original and sent it as B4 size, the machine prints it on B4 size paper even when B5 size paper is loaded on the receiving machine.

When a Document Cannot Be Printed Properly

Condition	Cause	Solution and reference
Paper becomes wrinkled.	Paper is too thin.	Use recommended paper.
	The paper contains too much moisture.	Use paper that has been stored in a dry environment.
	The paper is not placed correctly on the machine.	See the items to check when paper jam occurs frequently, and check that paper is loaded correctly. When Paper or an Original Is Jammed
Edge of the paper may become bent.	Paper other than recommended paper is used.	Use recommended paper.
	The paper contains too much moisture.	Use paper that has been stored in a dry environment.
	The paper is not placed correctly on the machine.	See the items to check when paper jam occurs frequently, and check that paper is loaded correctly. When Paper or an Original Is Jammed
More than one sheet of paper is ejected at one time. (multi-sheet feeding)	The sheets of paper are in close contact with each other.	Fan the sheets thoroughly before loading them in the paper tray.
White spots or smears in water droplets form appear on the copied image.	The moisture in the paper has evaporated and condensed on the surface.	Use paper that has been stored in a dry environment. Place the machine in an environment where the temperature does not become too low. Installation Requirements After Moving the Machine Specify the [Environment Setting] correctly according to the temperature and humidity of the environment where the machine is installed. Specifying the Environmental Settings According to the Install Location of the Machine Install the Optional anti-humidity heater. For details about the anti-humidity heater, contact your service representative.
Horizontal lines appear on the copied image.	The machine may have been subject to strong impact.	Impact can cause lines to appear on printed paper and other malfunctions. Protect the printer from impact at all times, especially while it is printing. Turn off the power of the machine, wait for 10 seconds or more after confirming that the main power indicator is turned off, and then turn on the power. Then, perform the print job again. Turning On and Off the Power
Toner smears appear on the printed sheets.	The paper is curled or bent.	Flatten out the paper before loading it.
Toner smears appear on the printed sheets.	When removing a jammed sheet, the inside of the printer may have become dirty. Smears may appear on the back side of the paper when you print a file immediately after printing a page whose document size is larger than the paper size.	Print several sheets until they come out clean.
The printed images appear faded.	The original being sent from the sender is too faint, or the scan density is set too low.	Request the sender to darken the scan density, and send the fax again.
	Coarse paper or paper with a treated surface is used.	Use recommended paper.
	The paper contains too much moisture.	Use paper that has been stored in a dry environment.
	Toner has run out.	When the `“Add Toner”` message is displayed on the screen, replace the toner. Replacing the Toner
	Condensation may have occurred.	If rapid change in temperature or humidity occurs, use this machine only after it has acclimatized.
White spots appear on the page.	The paper contains too much moisture.	Use paper that has been stored in a dry environment. Specify the [Environment Setting] correctly according to the temperature and humidity of the environment where the machine is installed. Specifying the Environmental Settings According to the Install Location of the Machine
Images are printed at an angle.	Paper is fed slanted.	Check that the side fences in the source tray are correctly set.
The top margins on the copied images vary.	The paper loaded for copying is too thin or too thick.	Check the thinness of paper that can be used on the machine. Recommended Paper Sizes and Types When the paper thickness is close to the minimum or maximum paper thickness, specify "Paper Thickness" accordingly in [Settings][Tray Paper Settings][Paper Type].
The print quality is not consistent.	There is a problem with the machine's location.	Place the machine on a flat and horizontal surface. The machine must be level within 5 mm (0.20 inches) front to rear and left to right. Do not place the machine on an unstable floor or table or in a location subjected to strong vibration.
The print quality deteriorated.	A non-genuine print cartridge is being used.	Refilled or non-genuine print cartridge reduces print quality and may cause malfunctions. Use genuine print cartridge only.
The print quality deteriorated.	An old print cartridge is being used.	Print cartridge should be opened before their expiration date and used within six months after being opened.

When the Machine Does Not Operate as Expected

Condition	Cause	Solution and reference
The documents received in Memory Transmission/Reception or Substitute Reception and Standby documents have been deleted.	The power distribution to the machine has been interrupted.	Print and check the Power Off Report for the documents that have been deleted, and send the unsent documents again or request the sender to resend the unprinted document. Power Off Report
[Enter Using Keyboard] or [Program New Destination] is not displayed.	You are not allowed to use the items by the settings in [Extended Security].	Consult the user administrator. The user administrator can change the settings in [Restrict Use of Destinations (Fax)] or [Restrict Adding of User Destinations (Fax)] under [Extended Security]. Preventing Information Leaks by Sending Data to a Wrong Destination
Forwarding cannot be performed.	You are not allowed to use those items by the settings in [Extended Security].	Consult your machine administrator. The machine administrator can change the usage limitation settings in [Transfer to Fax Receiver] under [Extended Security]. Administrator Tools (System Settings)

Condition

Cause

Solution and reference

The documents received in Memory Transmission/Reception or Substitute Reception and Standby documents have been deleted.

The power distribution to the machine has been interrupted.

Print and check the Power Off Report for the documents that have been deleted, and send the unsent documents again or request the sender to resend the unprinted document.

Power Off Report

[Enter Using Keyboard] or [Program New Destination] is not displayed.

You are not allowed to use the items by the settings in [Extended Security].

Consult the user administrator. The user administrator can change the settings in [Restrict Use of Destinations (Fax)] or [Restrict Adding of User Destinations (Fax)] under [Extended Security].

Preventing Information Leaks by Sending Data to a Wrong Destination

Forwarding cannot be performed.

You are not allowed to use those items by the settings in [Extended Security].

Consult your machine administrator. The machine administrator can change the usage limitation settings in [Transfer to Fax Receiver] under [Extended Security].

Administrator Tools (System Settings)