Datamax-O'Neil M-Class Mark II Operator’s Manual - Manual (Page 72)

Chapter 6 – Troubleshooting 66
Printer Fault Messages (continued)
Displayed Message Description Possible Solution(s)
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The printer could not find
the TOF mark within the
maximum label length
setting or it found a TOF in
an unexpected place.
 When the printer is set
for reflective media, this
fault is given for an out of
stock condition.
If media is moving:
1) Press the FEED Key. It may be
necessary to re-calibrate the printer;
see Section 3.5.
2) The Media Sensor may be out of
position. Readjust it; see Section 2.3.
3) The media may not be properly loaded.
Reload media, also ensure that the
Media Guide is positioned properly; see
Section 2.2.
4) The Media Width Adjustment may be
improperly adjusted; see Section 5.3.
5) The label may be longer than the default
value for maximum length. Check the
Media Settings / Maximum Label Length;
see Section 4.5.
6) The Media Sensor may be obstructed.
Check and carefully remove any
obstruction (labels, paper dust,
adhesive, etc).
If media is not moving:
The printhead assembly may not be latched.