Zebra Technologies ZT400 manual 156, Load the Ribbon, Print Information, Calibration on page 75 or

156

Troubleshooting

Error Messages

Table 5 • Error Messages (Continued)

Display/	Possible Cause	Recommended Solution
Indicator Lights

ALERT	In thermal transfer mode:		1. Load ribbon correctly. See
	•	ribbon is not loaded	Load the Ribbon
RIBBON OUT
	• ribbon is loaded incorrectly		on page 60.
			2. Calibrate the printer. See
STATUS light steady yellow	•	the ribbon sensor is not
SUPPLIES light flashing yellow		detecting ribbon	Media and Ribbon Sensor
	•	media is blocking the	Calibration on page 75.
		ribbon sensor
	In thermal transfer mode, the		1. Print a sensor profile (see
	printer did not detect the		Print Information
	ribbon even though it is loaded		on page 71). The ribbon
	correctly.		out threshold (2) is likely
			too high, above the line that
			indicates where the ribbon
			is detected (1).
				1
				2

		2. Calibrate the printer (see
		Media and Ribbon Sensor
		Calibration on page 75) or
		load printer defaults (see
		Load Defaults on page 74).
	If you are using direct thermal	Set the printer for Direct
	media, the printer is waiting	Thermal mode. See Print
	for ribbon to be loaded	Method on page 68.
	because it is incorrectly set for
	thermal transfer mode.
PH NOT AUTHENTICATED	The printhead was replaced	Install a genuine Zebra™
	with one that is not a genuine	printhead.
REPLACE PRINTHEAD
	Zebra™ printhead.

STATUS light steady red

PAUSE light steady red

DATA light steady red

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