Nanoptix PayCheck, Руководство техника

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Document # 720004-0000
March 2, 2022 17
Technicians 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 Possible Causes What to Do
Printer Does Not
Function When Turned
On Printer not plugged in Check that printer cables are properly
connected at both ends
Check that the host and power supply
are getting power
Tray not fully closed Close the tray
Flat cable incorrectly or not fully
inserted into receptacle Fully insert flat cable in the into
receptacle at both ends
Paper jam Paper width out of specification Test paper width for compliance
Debris or partial ticket stuck in
paper path Open paper guide and detach roller,
remove debris
Paper’s perforation burst strength
out of spec Test paper perforation for compliance
Noisy Feeder Motor (paper
disengaged) 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 Do not operate printer without any paper
engaged in the printing mechanism
Note: Never lubricate gears or any other
part of the printer
Paper does not realign itself
when a ticket is printed Paper’s alignment mark, (which is
the black dot printed on the non-
sensitive side of thermal paper)
may be out of specification 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%
Line of print or section missing
lengthwise on entire ticket Paper’s thermal coating
inconsistent Change the paper stack to make sure the
thermal coating is not the source
Thermal printing mechanism
damaged Contact customer service representative
Print is light or spotty
Thermal print head is dirty Clean print head by following
recommended procedure (Section 6)
Paper’s thermal coating
inconsistent Change the paper stack to make sure the
thermal coating is not the source
Table 10: Troubleshooting Printing Problems