Zebra Technologies ZT400 manual Rfid Problems, 152

152

Troubleshooting

RFID Problems

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	The printer is not calibrated for	Manually calibrate the printer (see Calibrate the
printer voids every	the media being used.	Ribbon and Media Sensors on page 119).
label.
	You are using an RFID label	The ZT400 series printers support only Gen 2
	with a tag type that is not	RFID labels. For more information, refer to the
	supported by your printer.	RFID Programming Guide 3, or contact an
		authorized Zebra RFID reseller.
	The printer is unable to	1.	Turn off (O) the printer.
	communicate with the RFID	2.	Wait 10 seconds.
	reader.	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)	Do one or more of the following as necessary:
	interference from another RF	•	Move the printer away from fixed RFID
	source.		readers or other RF sources.
		•	Make sure that the media door is closed at all
			times during RFID programming.
	The settings are incorrect in	The software settings override the printer
	your label designer software.	settings. Make sure that the software and printer
		settings match.
	You are using an incorrect	Do one or more of the following as necessary:
	programming position,	•	Check the RFID programming position , or
	particularly if the tags being		the program position setting in your label
	used are within printer		designer software. If the position is incorrect,
	specifications.		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	Check your label formats. For more information,
	SGD commands that are	refer to the RFID Programming Guide 3.
	incorrect.

P1066582-002 ZT400 Series™ User Guide 4/8/14