Printronix SL5000r RFID Smart Label and Thermal Printers - Manual (Page 330)

330
Chapter 6 Restore The Printer To Operation
FPGA FILE
NOT FOUND Yes/No The program file was
not downloaded
successfully. 1. Download the program file
again.
2. If the message reappears,
contact your authorized
customer service
representative.
FRAMING ERROR Yes Serial framing error
over a serial interface. Match the serial interface
settings of the printer to those
of the host computer.
GAP NOT
DETECTED
See Manual Yes The printer is set for
Gap or Mark sensing,
but a gap, notch, or
black mark is not being
detected.
The lower media
sensor is not
positioned correctly.
When Advanced Gap
or Advanced Notch is
selected, the upper
media sensor is not
positioned above the
lower media sensor.
Gap/Mark Threshold is
set too high or Paper
Out Threshold is set
too low.
1. Check that the setting of
the Gap/Mark Sensor in
the CALIBRATE CTRL
menu matches the
installed media.
2. Check the position of the
lower and upper media
sensors. (See “Positioning
The Media Sensors” on
page 66.)
3. Clean the sensor assembly
and paper path.
4. Run Auto Calibrate to
improve the sensor’s ability
to detect the media in use.
5. Run the Media Profile
printout in the CALIBRATE
CTRL menu.
6. Run Manual Calibrate.
(See “Running Manual
Calibrate” on page 79.)
7. Manually change the Gap/
Mark Threshold and/or
Paper Out Threshold
values.
GRF CHK ERROR
PRESS PAUSE Yes In the CT emulation
over a twinax interface,
the printer received a
non-printable
character. Press the PAUSE key twice.
Table 17. LCD Message Troubleshooting (continued)
Displayed Message
Can User
Correct?
Explanation Solution