TROUBLE-SHOOTINGTable 7.1 Print Quality Problems and Solutions
ProblemSolution

 

 

Printing is too

Make sure that the ribbon cartridge is

light or too dark.

properly installed and that the ribbon feeds

 

smoothly.

 

Check ribbon wear. Replace the ribbon if

 

necessary.

 

 

Stains or smudges

Check ribbon wear. Replace the ribbon if

appear on the

necessary.

page.

 

 

Check whether the tip of the print head is dirty.

 

Clean the head with a soft cloth if necessary.

 

 

The page is blank.

Make sure that the ribbon cartridge is properly

 

installed.

 

 

Printing is erratic

Make sure that the interface cable is securely

or the wrong

connected to both the printer and computer.

characters are

 

printed. Many

Make sure that the printer emulation selected in

“?” characters are

your software is the same as the emulation

printed.

selected on the printer. See the section Selecting

 

an Emulation in Chapter 2.

 

If you are using an RS-232C serial interface, make

 

sure that the serial settings required by your

 

software or computer are the same as the settings

 

on the printer. See the section Hardware Items

 

and Options in Chapter 5.

 

 

7-2

User's Manual