Unisys EFP9800 Slips, Forms, or Checks Skew When Feeding into the Printer, Some Dots are Missing

When Something Goes Wrong

Slips, Forms, or Checks Skew When Feeding into the Printer

Cause	Action
Paper path jammed	Open the cover and the clamshell. Push the carriage away
	from the jam. Remove any jammed paper or other
	obstructions.
	Press the Reset button to remove error status.
	Reload the paper if necessary, and then close the cover.
	Press the Paper Feed button to make sure the paper is no
	longer jammed.
	For step-by-step paper loading instructions, see section 2.
Ribbon cassette not installed properly	Check that the ribbon cassette is properly installed. For
	more information, see “Changing the Ribbon Cassette” in
	section 2.

Some Dots are Missing

Cause	Action
A print wire in the printhead is not	The printhead must be replaced. Contact a Unisys-
working. That dot is missing from all	authorized service representative.
characters that require it.
Flex cable broken or badly worn	The flex cable must be replaced. Contact a Unisys-
	authorized service representative.

Ribbon Tears or Frays More Quickly Than Expected

Cause

Ribbon out of specification

Printhead worn; causing it to tear or fray the ribbon. Some dots may be printing light.

Action

Check that the ribbon you are using meets the specifications for the EFP9800 printer. For more information see, “Ordering Paper and Supplies” in section 1.

The printhead must be replaced. Contact a Unisys- authorized service representative.

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