Tally Dascom DP-530 Operator's Manual page 26

Problem
Battery not charging.
Poor print quality.
Paper not feeding.
Paper does not advance to
black mark reliably.
Paper not feeding reliably or
print is compressed vertically
Print Garbled.
Printer will not print.
Cannot print via optional
interface.
23
Possible Cause
Battery not installed properly
Faulty power adapter or
battery
Low battery
Print head dirty
Poor quality or "old" paper
Obstruction in paper path, or
paper improperly installed
Poor quality paper
Paper Door not fully closed
Dirty Black Mark/Paper
Sensor
Black Mark density/contrast
Poor quality paper
Heavy or thick forms;
specialty paper with slick
finish
Paper Door not fully closed
Low Battery
Improper Serial Interface
configuration
Paper Door not fully closed
Low Battery
Paper not loaded correctly
Improper Serial Interface
configuration
Interface not configured
correctly
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Solution
Remove and reinstall battery
making sure the battery is
seated with door closed.
Try new power adapter, or
replace battery.
Check and recharge battery.
Clean print head. Refer to
"Maintenance" section of this
document.
Verify paper from approved
source. Try new roll of
paper.
Check paper path and
reinstall paper (see "Quick
Start Instructions").
Verify paper from approved
source.
Verify door is closed.
Clean Sensor as described
in "Maintenance" section of
this document.
Adjust Mark Sensitivity as
described in Device Settings
Menu .
Verify paper from approved
source.
Lower the Max Paper Speed
as described in Device
Settings Menu .
Verify door is closed.
Check and recharge battery.
Verify printer and host
settings match.
Verify door is closed.
Check and recharge battery.
Check paper path and
reinstall paper (see "Quick
Start Instructions").
Verify printer and host
settings match. Print a self-
test to verify printer settings
and to verify printer is
functioning properly.
Print a self-test to verify
printer settings. Make sure
printer and host set ups
match.