Filter
Top Products
Troubleshooting
RFID Problems
152
P1066582-002 ZT400 Series™ User Guide 4/8/14
RFID Problems
Table 4 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 3. A copy of the manual is available at http://www.zebra.com/manuals or on the
user CD that came with your printer.
Table 4 • RFID Problems
Problem Possible Cause Recommended Solution
The RFID-enabled
printer voids every
label.
The printer is not calibrated for
the media being used.
Manually calibrate the printer (see Calibrate the
Ribbon and Media Sensors on page 119).
You are using an RFID label
with a tag type that is not
supported by your printer.
The ZT400 series printers support only Gen 2
RFID labels. For more information, refer to the
RFID Programming Guide 3, or contact an
authorized Zebra RFID reseller.
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.
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.
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 RFID programming position , or
the program position setting in your label
designer software. If the position is incorrect,
change the setting.
• Restore the RFID programming position back
to the default value.
For more information, refer to the RFID
Programming Guide 3. For transponder
placement details, go to
http://www.zebra.com/transponders.
You are sending RFID ZPL or
SGD commands that are
incorrect.
Check your label formats. For more information,
refer to the RFID Programming Guide 3.