User Manual

72 GMC-I Messtechnik GmbH
Printer Connection Error
– The printer is not connected.
– An incompatible printer has been
connec
ted.
➭ Co
nnect the printer to the USB
port before pressing the PRINT key.
➭ Make sure that the utilized printer is
listed in section 14.1, “List of Suit-
able Printers with USB connec-
tion”.
– No recording chart in the thermal
printer.
– The printer is defective.
➭ Insert
a new recording chart.
–The device ID which can be printed
as a barcode contains an inadmis-
sible character, such as, for exam-
ple, mutated vowels or special
char
acters or else fails to conform
to the rules which apply to the
adjusted barcode coding 
(e.g. EAN 13: only numeric charac-
ters, overall length 13 characters,
la
st character test character only)
➭ Se
lect another barcode coding
(SETUP => Printer => Z721E 
=> Printer Setting => Coding)
➭ Ch
ange vowel mutations such as ä
to ae.
➭ Avoid the use of special characters
in the ID.
➭ Adapt
the ID to the required length
of the selected barcode coding.
– A 3.5 mm or 6 mm tape cartridge
has been inserted in the printer
– these tape sizes are inappropri-
ate for 2D code printing
➭ Insert cartridges with a 9 mm tape
width (or preferably 12 mm or
mor
e) and repeat print-out.
or
➭ C
hange to CODE128, CODE39 or
EAN13 in the setup.
–A 9 mm tape cartridge has been
inserted in the printer – this tape
size is inappropriate for QR code
label printing.
➭ Insert a cartridge with a 12 mm
tape width and repeat print-out.
oder
➭ C
hange to another output type in
the setup (MicroQR code, DataMa-
trix, Aztec, Code128, Code39 or
EAN13).
Error Messages Possible Causes Corrective Measures