Sharp UX-21 - User Manual

Questions and Answers

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Ryan BradleyAug 21, 2025
What to do if LINE ERROR appears on Sharp UX-21 Fax Machine?
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  Austin BarryAug 21, 2025
  If a LINE ERROR appears on the display of your Sharp Fax Machine, try the transaction again. If the error persists: * Ensure the cord from the TEL. LINE socket to the wall socket is no longer than two meters. * Verify that no modem devices are sharing the same telephone line. * Confirm with the other party that their fax machine is functioning correctly. * Check your telephone line for noise. * Try connecting the fax machine to a different telephone line. * If the problem continues, your fax machine may require service.
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smunozSep 3, 2025
Why is dialing not possible on Sharp Fax Machine?
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  johnbatesSep 3, 2025
  If your Sharp Fax Machine is not dialing, check that the power cord is properly plugged into a power outlet. Also, ensure the telephone line is correctly connected to both the TEL. LINE socket and the wall socket. Finally, verify that the fax machine is set to the correct dialing mode for your telephone line.
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David PrinceSep 1, 2025
What to do if Sharp Fax Machine power is on, but no reception takes place?
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  Savannah NelsonSep 1, 2025
  If your Sharp Fax Machine is on but no reception takes place, make sure that the telephone line cord is plugged into the TEL. LINE socket, and not the TEL. SET socket.
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Sarah WilsonAug 31, 2025
Why does Sharp UX-21 print blank pages when receiving?
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  Amanda SanchezAug 31, 2025
  If your Sharp Fax Machine prints blank pages when receiving a document, ensure the document is loaded correctly in the transmitting machine's feeder. Try making a copy or printing a report to test your machine's printing capability. Also, check that the thermal paper is correctly loaded in your fax machine.
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eriveraAug 29, 2025
Why no reception occurs when polling is attempted on Sharp UX-21?
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  Jason Delgado Jr.Aug 29, 2025
  If your Sharp Fax Machine isn't receiving when polling is attempted, ensure you haven't run out of paper. Also, check that the transmitting machine is in automatic reception mode. If the transmitting machine uses polling security, verify that your fax number is entered in both machines.
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Donald WoodAug 28, 2025
What to do if Sharp UX-21 power is on, but no transmission takes place?
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  josephmacdonaldAug 28, 2025
  If your Sharp Fax Machine is on but no transmission occurs, check that the receiving machine has paper and that the telephone line cord is plugged into the TEL. LINE socket, not the TEL. SET socket. Also, if the receiving machine is in manual mode without an attendant, reception won't be possible. Check the display for error messages and pick up the handset to check for a dial tone.
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Jeremiah WoodsAug 27, 2025
How to fix poor copy quality and dark lines on Sharp UX-21 Fax Machine?
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  hgibbsAug 27, 2025
  If your Sharp Fax Machine has poor copy quality or shows dark vertical lines, the scanning glass might be dirty. Clean the scanning glass.
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Travis ShermanAug 25, 2025
Why does Sharp Fax Machine interrupt voice calls on extension phone?
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  Susan NguyenAug 25, 2025
  If voice calls are interrupted by the fax on your Sharp Fax Machine, especially when using an extension phone, it might be because the reception mode is set to A.M. To prevent this on a tone dial extension, press any three keys on the extension phone after answering.
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Gary DavisAug 23, 2025
What to do if Sharp Fax Machine displays LINE ERROR?
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  Michael SalazarAug 23, 2025
  If the Sharp Fax Machine displays 'LINE ERROR', retry the transaction. If the error continues, ensure the cord from the TEL. LINE socket to the wall is no longer than two meters. Also, confirm that no modem devices share the line, the other fax machine functions correctly, and your telephone line is free of noise. Try a different telephone line. If problems persist, the fax machine may require service.