Printing Problems; Table 10: Troubleshooting Printing Problems - Nanoptix PayCheck NextGEN Technician Manual

2.3 Printing Problems

The table below can be used to determine the cause and resolution of the most common
problems that may occur. If the information in this section does not correct the problem, contact
a Nanoptix service representative.
Problem
Printer Does Not
Function When Turned
On
Paper jam
Noisy Feeder Motor (paper
disengaged)
Paper does not realign itself
when a ticket is printed
Line of print or section missing
lengthwise on entire ticket
Print is light or spotty
Document # 720009-0000
October 18, 2017
Possible Causes
Printer not plugged in
Tray not fully closed
Flat cable incorrectly or not fully
inserted into receptacle
Paper width out of specification
Debris or partial ticket stuck in
paper path
Paper's perforation burst strength
out of spec
Printer is meant to be operated
with paper engaged in the printing
mechanism, failing to do so will
cause gears to grind and slip,
noise may result
Paper's alignment mark, (which is
the black dot printed on the non-
sensitive side of thermal paper)
may be out of specification
Paper's thermal coating
inconsistent
Thermal printing mechanism
damaged
Thermal print head is dirty
Paper's thermal coating
inconsistent

Table 10: Troubleshooting Printing Problems

Technicians Manual
What to Do
Check that printer cables are properly
connected at both ends
Check that the host and power supply
are getting power
Close the tray
Fully insert flat cable in the into
receptacle at both ends
Test paper width for compliance
Open paper guide and detach roller,
remove debris
Test paper perforation for compliance
Do not operate printer without any paper
engaged in the printing mechanism
Note: Never lubricate gears or any other
part of the printer
The maximum reflectance of the
alignment mark is 15% (infrared). Simply
put, this means that the alignment mark's
color should be an even/crisp black. If
any white or gray is visible, it is an
indication that the reflectance could be
more than 15%
Change the paper stack to make sure the
thermal coating is not the source
Contact customer service representative
Clean print head by following
recommended procedure (Section 6)
Change the paper stack to make sure the
thermal coating is not the source
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