Tally Dascom 2600 Service Manual page 86

Tally Dascom 2600 2610
6.3.6 Print Quality Problems and Solutions
Problem
Printing is too light or too dark.
Smears and stains appear on the
page.
Printing is erratic or the wrong
characters are printed. Many "?"
or unexpected characters are
printed.
The page is blank.
The top margin is wrong.
Lines are double spaced instead
of single spaced.
The printer overprints on the
same line.
The next print line starts where
the previous line ended instead
of at the left margin.
• Make sure that the ribbon cartridge is properly installed and
that the ribbon feeds smoothly.
• Replace the ribbon if necessary.
• Make sure that the print gap lever is set for the thickness of
your paper.
• Make sure that the print gap lever is set for the thickness of
your paper.
• Check for ribbon wear. Replace the ribbon if necessary.
• Check whether the tip of the print head is dirty. Clean the
head with a soft cloth if necessary.
• The print head may need to be replaced.
• Make sure that the interface cable is securely connected to
both the printer and computer.
• Make sure that the printer driver selected in your software is
the same as the emulation selected on the printer.
• Check the length of the interface cable. (Maximum Parallel &
USB: 2 meters, Serial: 15 meters)
• Try another interface cable.
• Make sure that the ribbon cartridge is properly installed.
• Make sure the gap lever is set correctly.
• Check the application top margin setting.
• Adjust the Top Margin setting in Page Setup menu if
necessary.
• Change the Auto LF setting in the System Setup menu to No.
• Change the Auto CR setting in the System Setup menu to No.
• Change the Auto CR setting in the System Setup menu to
Yes.
79
Solution