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Troubleshooting
RFID Problems
6/6/08 Z Series
®
/RZ™ Series User Guide 79695L-002 Rev. A
RFID Problems
Table 21 identifies problems that may occur with RFID printers, the possible causes, and the
recommended solutions. For more information about RFID, refer to the RFID Programming
Guide. A copy of the manual is available at http://www.zebra.com/manuals or on the user CD
that came with your printer.
Table 21 • RFID Problems
Problem Possible Cause Recommended Solution
The RFID-enabled
printer voids every
label.
The printer is not calibrated for
the RFID label being used.
Manually calibrate the printer (see Calibrate
Media and Ribbon Sensor Sensitivity
on page 83)
The printer is set for the wrong
tag type.
Set the correct tag type. Refer to the RFID
Programming Guide for instructions.
The printer is unable to
communicate with the RFID
reader.
1. Turn off (
O) the printer.
2. Wait 10 seconds.
3. Turn on (
I) the printer.
4. If the problem persists, you may have a bad
RFID reader or a loose connection between
the RFID reader and the printer. Contact
Technical Support or an authorized Zebra
RFID service technician for assistance.
The settings are incorrect in
your label designer software.
The software settings override the printer
settings. Make sure that the software and printer
settings match.
You are using an incorrect
programming position,
particularly if the tags being
used are within printer
specifications.
Do one or more of the following as necessary:
• Check the programming position being used
with the ^RS command, or the program
position setting in your label designer
software. If the position is incorrect, change
the setting. Refer to the RFID Programming
Guide for more information.
• Select RESTORE for the
RFID TAG
CALIB
parameter (refer to the RFID
Programming Guide for instructions).
You are sending RFID ZPL
commands that are incorrect.
Refer to the RFID Programming Guide for more
information about the ZPL commands for RFID.
Radio frequency (RF)
interference from another RF
source.
Do one or more of the following as necessary:
• Move the printer away from fixed RFID
readers or other RF sources.
• Make sure that the media door is closed at all
times during RFID programming.