Troubleshooting
Error Messages
182
P1066582-003 ZT400 Series™ User Guide 8/25/15
STATUS light flashing yellow
Caution • An improperly connected printhead data or
power cable can cause this error message. The
printhead may be hot enough to cause severe burns.
Allow the printhead to cool.
The printhead temperature is
approaching its lower
operating limit.
Continue printing while the
printhead reaches the correct
operating temperature. If the
error remains, the environment
may be too cold for proper
printing. Relocate the printer
to a warmer area.
The printhead data cable is not
properly connected.
Call a service technician to
hook up the printhead
properly.
The printhead has a faulty
thermistor.
Call a service technician to
replace the printhead.
STATUS light steady red
PAUSE light steady yellow
Caution • The cutter blade is sharp. Do not touch or
rub the blade with your fingers.
The cutter blade is in the
media path.
Turn off the printer power and
unplug the printer. Inspect the
cutter module for debris and
clean as needed following the
cleaning instructions in Clean
the Cutter Module
on page 164.
The USB host port is disabled,
and a USB device was plugged
into the port.
To use the USB device, select
YES, or send the following
SGD command to the printer:
! U1 setvar
"usb.host.lock_out" "on"
Table 19 • Error Messages (Continued)
Display/
Indicator Lights
Possible Cause Recommended Solution
USE USB MEMORY
DEVICE?
YES NO
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