Diagnostics and Troubleshooting
Troubleshooting—Miscellaneous Issues
258
P1088680-001 ZT600 Series™ User Guide 5/22/17
Miscellaneous Issues
Issues with the Display
Issue Possible Cause Recommended Solution
The control panel
display shows a
language that I cannot
read
The language parameter was
changed through the control
panel or a firmware command.
1. On the control panel display, scroll
to LANGUAGE Menu.
2. Press OK to access the items in this
menu.
3. Use the UP ARROW or DOWN ARROW to
scroll through the language selections under
the first menu option. The selections for this
parameter are displayed in the actual
languages to make it easier for you to find
one that you are able to read.
4. Select the language that you want to display.
The display is missing
characters or parts of
characters
The display may need
replacing.
Call a service technician.
The USB Host Port Is Not Acknowledging a USB Device
Issue Possible Cause Recommended Solution
The printer is not
acknowledging a USB
device or is not reading
the files on a USB
device that is plugged
into the USB host port.
The printer currently supports
USB drives only up to 1 TB in
size.
Use a USB drive that is 1 TB or smaller.
The USB device may require its
own external power.
If your USB device requires external power,
make sure that it is plugged into a working
power supply.
Printer Parameters Are Not Set As Expected
Issue Possible Cause Recommended Solution
Changes in parameter
settings did not take
effect.
OR
Some parameters
changed unexpectedly.
A firmware setting or command
prevented the ability to change
the parameter.
Check your label formats or the settings of the
software that you use to send formats to the
printer.
If necessary, refer to the Programming Guide for
ZPL, ZBI, Set-Get-Do, Mirror, and WML or call
a service technician.
A command in a label format
changed the parameter back to
the previous setting.