Datamax ST-3210 Operator's Manual page 60

If experiencing this problem...
No communications / not
printing via software:
Poor print quality / not printing
(including resident formats):
52
Try this Corrective Action...
The parser mode may not match the
software (language) being used. Print a
Configuration Label to check the
detected parser mode setting (see
Section 3.4.1) or see Section 5.1 for
more information. See Section 4.3 to
reconfigure the parser mode setting,
depending upon your software program,
for DTPL or DPL.
The communication parameters between
the printer and host may not match;
Print a Configuration Label to check the
current port settings (see Section 3.4.1)
See Section 4.3 to reconfigure the
printer to match the host computer's
settings.
The interface connection may be faulty
or the cable may be incorrect or faulty;
check the connections
Appendix C for cable requirements.
The printhead latch may be unlocked;
lock the latch. See Section 3.2.
The printhead may be dirty; clean per
Section 4.4.1.
The heat setting may be incorrect. Use
the Darkness Control (see Section 3.4),
or adjust the heat setting through the
software program
override the Front Panel setting). In
addition, print speed can also be used to
darken or lighten print.
The type of ticket stock may be
incorrect (i.e., thermal transfer).
and see
(software will
S-Class