Images KX-FLM551, , HeroImage

Multi-Function Laser Fax


Multi-Function Laser Fax, PC-Printer, Copier and Scanner

SpecificationsExpand All

  • More Details
    • Multifunction Operation
    • 2-Line, 16-character LCD Display
    • Print Method
    • USB/Parallel/PC Interface
    • Flatbed
    • Automatic Document Feeder (pages)
    • Paper Tray Capacity
    • Optical Character Recognition (OCR) Software
    • High Speed (pages per minute)
    • Print Resolution
    • Compatible Operating Systems
    • Paper size
    • Plain Paper
    • Multi-Copy
    • Reduction Copy
    • Enlargement Copy
    • Collate/Sort/Copy
    • Modem Speed (Kbps)
    • Resolution
    • 64-Level Photo Resolution
    • Dual Access
    • Error Correction Mode
    • Quick Scan
    • Broadcasting
    • Navigator Key
    • Distinctive Ring Detection
    • Extension Line Transfer
    • Help Function
    • TEL/TAD/FAX Switching
    • Jog Dial Operation
    • Out of Paper Reception
    • Digital Duplex Speakerphone
    • Voice/Fax Pager Call
    • Electronic Volume Control
    • One-Touch Stations
    • Speed Dial Stations
    • Monitor Speaker
    • Answering Machine Interface
    • Fax Advantage Program
    • Caller ID
    • Dimensions (H x W x D)
    • Weight

Owner's Manuals

Owner's Manuals and Documentation


Warranty information


  • What should I do if my product needs service?

    NOTE: This does not apply to TVs, Microwaves, Vacuums, and Massage Chairs

    For repairs and exchanges:

    Ship your product to:

    Panasonic Factory Service Center
    4900 George McVay Drive
    Suite B; Door-12
    McAllen, TX 78503

    Please include your name, address, telephone number, email address, copy of your purchase receipt (for warranty service), and a description of what is wrong with the unit. Freight collect shipments will not be accepted.

    Panasonic is not responsible for damage that occurs in transit. All contents should be packaged for safe travel to the service center. Customer should use a reputable small package shipping company that is able to provide a package tracking number and insurance (if customer should so desire to insure their package).

    Units that are abused, damaged, infested with insects, have corrosion, etc. will be placed out-of-warranty.

    Once your unit arrives at the facility, you may contact us for status at:

    Tel: 956-683-2930
    Toll Free: 1-866-907-9111

    Please reference your Service Job number when contacting You will be contacted if there is any cost you are responsible for.

  • Why is there no power to the fax machine?
    Make sure that the power cord is connected. Also, try a different power outlet.
  • Why is there a "Replace drum" message appearing on the printer's display?
    It may be time to replace both the toner cartridge and drum cartridge. Please check for availability online at
  • Why does a "Toner Low" message appear on the printer's display?

    It may be time to replace the toner catridge. Please check for availability online at

  • Why am I unable to send a fax?
    The telephone line cord may be connected to the [EXT] jack on the unit. Connect to the [LINE] jack.
    1. If you used a splitter/coupler to connect the unit, remove the splitter/coupler and connect the unit to the wall jack directly. If the unit operates properly, check the splitter/coupler.
    2. Disconnect the unit from the telephone line and connect a known working telephone. If the working telephone operates properly, contact our service personnel to have the unit repaired. If the working telephone does not operate properly, contact your telephone company.
    3. The power cord or telephone line cord is not connected. Check the connections.
    4. If you have connected the fax machine through a computer modem, connect the fax machine directly to a telephone line jack.
  • Where do I get the updated software for my multi function fax?
    You can go directly to to download the latest software for your unit.
  • Where can I order parts for my product?
    You can order parts and accessories for your machine from our Parts & Accessories Department at 1-800-833-9626.
  • Where can I buy the software CD-ROM for my product? If it is not available where can I instead download it?
    You can get the CD-ROM from our Parts & Accessories Department at 1-800-833-9626. If it is no longer available you can get the updated software driver for your product by click here and selecting your appropriate model.
  • What type of serial cable do I need to use for my machine?
    The serial cable that can be used for the machine is an IEEE1284 compliant parallel cable. Shielded parallel cable (amphenol 36 pin) must be purchased separately.
  • What should I do if I have no dial tone on my fax machine?
    1. Check the power cord and telehpone line cord connections.
    2. Try a different telephone line cord. Problem may be with the phone cord.
    3. Unplug the fax machine and install a different portable phone on the wall jack where the product is currently plugged. If the portable phone has a dial tone then it's a problem with the machine. Please call the technical Helpline for options. If the portable phone doesn't have dial tone but is working on the other jack then there could be a problem with the jack where the machine is currently plugged in to.
    4. The telephone line cord may be connected to the [EXT] jack on the product instead of the [LINE] jack.
    5. If you have connected the fax machine through a computer modem, connect the fax machine directly to a telephone line jack.
    6. Relocate the product.
  • What is the maximum number of recipients I can fax a document to?
    You can send a fax to a maximum of 20 recipients once they have been programmed into the broadcast memory.
  • There are smudges or streaks on all the print outs made by my machine. How do I fix it?
    Streaks, smudges or markings on all print outs made by the machine means that the drum for the machine has reached its drum life. A drum can be used with 3 to 4 toner cartridge replacements. If you have used more than the said number we suggest that you replace the drum to correct the issue.
  • Is the multi function software compatible with MAC?
    Not all models are compatible with MAC, only the following models that were released for 2010 will support MAC, aside from the KXMC6020 & KXMC6040.
  • I am getting a Comm Error message when I am trying to send or receive a fax. What do I do to fix it?
    This is a possible line issue. You can first contact the other party to verify if there is a problem with their end, if there's no problem you can test or try sending to another number to confirm if issue is with your phone line. If issue persist please make sure to remove any splitters being used for the unit. You can also try and relocate the unit to a different phone jack.
  • How do I change the dialing mode from pulse to tone?
    1. Press [MENU]
      Displays: "SYSTEM SET UP"
    2. Press [#] then [1] [3]
      Displays: "DIALING MODE"
    3. Press [SET]
    4. Rotate the [JOG DIAL] until you see "TONE"
    5. Press [SET]
    6. Press [MENU]
  • How can I register for the warranty of my product?
    You may register your products online by clicking here. It is not necessary to submit this form in order to effectuate the limited warranty. As long as there is a copy of the receipt, your product warranty begins from the date of purchase.
  • How can I connect my fax machine to a home phone line with an answering machine on the same line?
    To ensure both your answering machine and fax work hand in hand to receive messages and faxes, they must be connected to each other. The telephone line port from the answering machine that is normally plugged into the wall jack should be connected into the EXT port of the fax machine. Then set your answering machine to pick up on the 4th or lower ring count and the fax to 5 EXT TAM.
  • Can I refill the toner cartridge in this printer?
    No. The toner cartidge should be replaced and not refilled.
Panasonic USA