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# When You Cannot Send or Receive Fax Messages As Wanted

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Transmission/Reception
Problem | Causes | Solutions
--- | --- | ---
Both transmission and reception are impossible. | The modular cord may be disconnected. | Make sure the modular cord is correctly connected. For details about connecting the modular cord, see "Connecting the Machine to a Telephone Line and Telephone", Connecting the Machine/ System Settings.

Transmission
Problem | Causes | Solutions
--- | --- | ---
Document appears blank at the other end. | The original was placed upside down. | When the original is placed directly on the exposure glass, the side to be scanned must face down. When the original is inserted into the ADF, the side to be scanned must face up.
Printed or sent images are spotty. | The exposure glass, scanning glass, or guide plate of the ADF is dirty. | Clean them. For details about how to clean the machine, see "Maintaining Your Machine", Maintenance and Specifications. Make sure ink or correction fluid is dry before placing originals.
Reception is possible, but transmission is impossible. | There are regions and telephone exchanges where a dial tone can not be detected. | Turn the dial tone detection off in User Parameters. For details about how to do this, see "Parameter Settings", Fax.
Transmission failed due to "maximum e-mail size" error. | If the e-mail size specified on the machine is too large, the Internet Fax document cannot be sent. | Change the setting for [Max. E-mail Size] in [Facsimile Features]. For details about Max. E-mail Size, see "Send Settings", Fax.
When using On Hook Dial or Manual Dial, `“Receivg.”` appears and transmission is not allowed. | If the machine fails to detect the size of the original when the [Start] key is pressed, it performs a receiving operation. | Press [Scan Size] in [Scan Settings], select the scan size, and then resend the document. If you use On Hook Dial or Manual Dial frequently, it is recommended that you set "Receive documents by pressing the [Start] key when originals are not set." to "Off" in User Parameters. If this is set to "Off", when using Manual Dial you cannot receive by pressing the [Start] key. For details about how to do this, see "Parameter Settings", Fax.
LAN-Fax Driver does not work. | The entered login user name, login password, or driver encryption key is incorrect. | Check your login user name, login password, or driver encryption key, and then enter them correctly. For details about login user name, login password, and driver encryption key, see Security Guide.
LAN-Fax Driver does not work. | A high security level is set by the extended security function. | For details about extended security function, see Security Guide.
Although a group specification was set for the following, reception was not possible. Receiving Station of Information Box, Forwarding, Forwarding of Special Sender, Reception Report e-mail, E-mail TX Results, routing e-mail received via SMTP. | The number of specified destinations exceeds the maximum number that can be specified as a group. | A maximum of 500 parties can be specified for a group. Check if there are more than the specified numbers registered in the Address Book. If a group was registered in another group or specified as Receiving Stations 1 to 5 for the Transfer Box, transmission is canceled but an error message does not appear.

Reception
Problem | Causes | Solutions
--- | --- | ---
The Receiving File indicator lights up and the received document is not printed. | The machine cannot print because it is out of paper or toner. | Load paper into the tray. Add toner. For details about Substitute Reception, see "Substitute Reception", Fax.
The machine failed to print received fax documents. | [Facsimile Features] is configured to store received documents. | Print the fax documents using a Web browser or the Print Stored RX File function. For details about printing received fax documents, see "Printing Received and Stored Documents" and "Viewing, Printing, and Deleting Received Fax Documents Using Web Image Monitor", Fax.
The machine failed to print received fax documents. | The paper has run out. | Load paper into the tray. For details about loading paper, see "Loading Paper", Paper Specifications and Adding Paper.
While pressing [Manual E-mail RX], `“Cannot receive E-mails currently.”` appears and e-mail cannot be received. | The machine is receiving an on-demand e-mail message (e-mail inquiry from the administrator). | After the e-mail is received, press [Manual E-mail RX], and then try again.

Printing
Problem | Causes | Solutions
--- | --- | ---
Print is slanted. | The tray's side fences might not be locked. | Make sure the side fences are locked. For details about how to set the side fences, see "Changing the Paper Size", Paper Specifications and Adding Paper.
Print is slanted. | The paper is fed at a slant. | Load the paper correctly. For details about loading paper, see "Loading Paper", Paper Specifications and Adding Paper.
Misfeeds occur frequently. | The number of feeding into the paper tray exceeds the capacity of the machine. | Load paper only as high as the upper limit markings on the side fences of the paper tray, or the markings on the paper guides of the bypass tray.
Misfeeds occur frequently. | The paper tray's side fences are set too tightly. | Push the side fences lightly, and then reset it.
Misfeeds occur frequently. | The paper is damp. | Use recommended paper. For details about recommended paper, see "Recommended Paper Sizes and Types", Paper Specifications and Adding Paper. Use paper that has been stored in the recommended temperature and humidity conditions. For details about the proper way to store paper, see "Paper Storage", Paper Specifications and Adding Paper.
Misfeeds occur frequently. | The paper is too thick or too thin. | Use recommended paper. For details about recommended paper, see "Recommended Paper Sizes and Types", Paper Specifications and Adding Paper.
Misfeeds occur frequently. | The paper is wrinkled or has been folded/creased. | Use recommended paper only and be sure its storage environment meets the recommended temperature and humidity conditions. For details about recommended paper and the proper way to store it, see "Recommended Paper Sizes and Types" and "Paper Storage", Paper Specifications and Adding Paper.
Misfeeds occur frequently. | Printed paper is being used. | Do not load sheets that have already been copied or printed onto by another machine.
Misfeeds occur frequently. | Sheets are sticking together. | Fan the sheets thoroughly before loading them. Alternatively, feed the sheets into the machine one at a time.
Sheets are feeding in together, resulting in jams. | The pages are sticking together. | Fan the sheets thoroughly before loading them. Alternatively, feed the sheets into the machine one at a time.
Copy paper becomes creased. | Printed paper is being used. | Do not load sheets that have already been copied or printed onto by another machine.
Copy paper becomes creased. | The paper is damp. | Use paper that has been stored in the recommended temperature and humidity conditions. For details about the paper storage conditions we recommend, see "Paper Storage", Paper Specifications and Adding Paper.
Copy paper becomes creased. | The paper is too thin. | Use recommended paper. For details about recommended paper, see "Recommended Paper Sizes and Types", Paper Specifications and Adding Paper.
Edges of sheets are creased. | The paper is damp. | Use paper that has been stored in the recommended temperature and humidity conditions. For details about the paper storage conditions we recommend, see "Paper Storage", Paper Specifications and Adding Paper.
Edges of sheets are creased. | You are using non-recommended paper. | Use recommended paper. For details about recommended paper, see "Recommended Paper Sizes and Types", Paper Specifications and Adding Paper.
Images are only partially printed. | The paper is damp. | Use paper that has been stored in the recommended temperature and humidity conditions. For details about the paper storage conditions we recommend, see "Paper Storage", Paper Specifications and Adding Paper.
Black lines appear on the print produced at the destination. | The exposure glass, scanning glass, or guide plate of the ADF is dirty. | Clean them. For details about how to clean the machine, see "Maintaining Your Machine", Maintenance and Specifications.
Background of received images appears dirty. Images from the back of the page appear. | Image density is too high. | Adjust the scan density settings. For details about how to change the density, see "Density (Contrast)", Fax.
Received image is too light. | When using moist, rough, or processed paper, areas of print may not be fully reproduced. | Use recommended paper. For details about recommended paper, see "Recommended Paper Sizes and Types", Paper Specifications and Adding Paper.
Received image is too light. | The image density has been set too low. | Increase the scanning density. For details about how to change the density, see "Density (Contrast)", Fax.
Received image is too light. | The original of the transmitted fax was printed on paper that is too thin. | Ask the sender to reprint the original on thicker paper, and then fax it again.
The image on the back side of duplex copies has mottled blank patches or is smudged. | Missing patches and smudges are caused by moisture leaking from the paper. | Do not install the machine in areas that are susceptible to low temperature. Use paper that has been stored where temperature and humidity conditions meet the limitations we recommend. For details about the paper storage conditions we recommend, see "Paper Storage", Paper Specifications and Adding Paper. Install the Optional anti-humidity heater. For details about the anti-humidity heater, contact your service representative.
Cannot print from the small size paper tray. | The machine is configured not to feed paper from the tray in which the small size paper is set. | Change the setting for [Small Size Paper Tray] in [System Settings]. For details about changing the setting for "Small Size Paper Tray", see "General Features", Connecting the Machine/ System Settings.
Cannot select the small size paper. | The machine is configured not to feed paper from the tray in which the small size paper is set. | Change the setting for [Small Size Paper Tray] in [System Settings]. For details about changing the setting for "Small Size Paper Tray", see "General Features", Connecting the Machine/ System Settings.

Others
Problem | Causes | Solutions
--- | --- | ---
All fax documents stored in memory have been lost. Those documents include ones stored through Memory Transmission/Reception, Memory Lock, or Substitute Reception. | When about one hour passes after power to the machine is turned off, all fax documents stored in memory are lost. | If any documents have been lost for this reason, a Power Failure Report is automatically printed when the machine is turned on. If fax documents stored for Memory Transmission have been lost, check the destinations and resend the documents. If fax documents received through Memory, Memory Lock or Substitute Reception have been lost, ask the senders to resend the documents. For details about the Power Failure Report, see Turning Off the Main Power / In the Event of Power Failure.
When a correct password is entered, you cannot print documents that appear in the Personal box or Information box, or transmit / print out stored documents. | Documents are locked by a security function if incorrect passwords are entered a certain number of times. | For details about unlocking stored files, see Security Guide.
[Prg. Dest.] or [Manual Entry] does not appear. | This function is made unavailable by the enhanced security function. | For details about enhanced security, see Security Guide.
The following functions are not available: Forwarding, Store File in the Information Box, routing e-mail received via SMTP. | This function is made unavailable by the enhanced security function. | For details about enhanced security, see Security Guide.
Cannot print JPEG format files with the Mail to Print function. | Only JFIF files are printable. (JFIF is a JPEG subformat.) | Make sure the files you are trying to print are in JFIF subformat.

Related topics

When the Memory Becomes Full While Using the Facsimile Function
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2. 2. What You Can Do with This Machine
   - You Can Customize the [Home] Screen as You Like
   - You Can Make Copies Using Various Functions
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