Zebra Technologies GX420T - Manual (Page 46)

Print Operations
Adjusting the Print Width 34
980612-001 Rev. A GX420t / GX430t User Guide 12/14/07
Replacing a Partially Used Transfer Ribbon
To remove used transfer ribbon, perform the following steps.
1. Cut the ribbon from the take-up roll.
2. Remove the take-up roll and discard used ribbon.
3. Remove the supply roll and tape the end of any fresh ribbon to prevent it from
unwrapping. When reinstalling a partially used supply roll, tape the cut end onto the
empty take-up roll.
Adjusting the Print Width
Print width must be set when:
• You are using the printer for the first time.
• There is a change in media width.
Print width may be set by :
• The Windows printer driver or application software such as Zebra Designer.
• The five-flash sequence in Feed Button Modes on page 89 .
• Controlling printer operations with ZPL programming; refer to the Print Width (
^PW)
command (consult your ZPL Programming Guide).
• Controlling printer operations with EPL Page Mode programming, refer to the Set Label
Width (
q
) command (consult y our EPL Programmer’s Guide).
Adjusting the Print Quality
Print quality is influenced by the heat or density (setting) of the printhead, the print speed, and
the ty pe of media y ou are using. Only by experimenting will you find the optimal mix for y our
application.
The relative darkness (or density ) setting can be controlled by:
• The six-flash sequence in Feed Button Modes on page 89 . This will overwrite any ZPL
and EPL programmed darkness/density settings.
• The Set Darkness (
~SD
) ZPL command (consult y our ZPL Programming Guide).
• The Density (
D) EPL command (consult your EPL Programmer’s Guide).
If you find that the print speed needs to be adjusted, use:
• The Windows printer driver or application software such as Zebra Designer.
• The Print Rate (
^PR) command (consult your ZPL Programming Guide).
• The Speed Select (
S
) command (consult y our EPL Programmer’s Guide).
Note • Media manufactures may have specific recommendations for speed settings for your
printer and the media. Some media types have lower maximum speeds than y our printer’s
maximum speed.