User Manual
ALX 92x
09/2016 | 00
78
Replacing printheads
The printhead can only be replaced as a complete unit
as shown in [67A].
1. Switch off the machine.
2. Remove the mains power connecting line.
3. Remove the material and ribbon.
4. Pull out both plugs on the printhead [65].
After switching off machine, wait at least 3 min-
utes before unplugging the printhead cable.
5. Remove both wing bolts until the entire printhead
can be removed from the pressure shaft.
If the printhead is not at the limit stop on the
side, mark the position on the axle in advance.
6. Install the new printhead at the former position and
retighten the wing bolts.
Factory set printhead position: at the limit stop on
the inside (black plastic bushing).
The wing bolts must press against the chamfer
of the square axle.
Pay close attention to the position of the print-
head in relation to the edge of the label (to the
marking or up to the limit stop).
7. Plug the printhead cables back into the printhead.
Continued on next page.
8. The resistance of the new printhead can be entered
using the
SYSTEM PARAMETER > Head resistance
pa-
rameter.
The resistance is given on the printhead sticker
WARNING!
Burn hazard! The printhead can become
hot during operation.
Be careful whenever touching the
printer.
CAUTION!
Entering the wrong resistance can
damage the printhead!
Enter the resistance that is applied
against the
installed
printhead.
[65] Pull out the connection cables.
[66] Remove the printhead.
[67] Printhead (A) with resistance identification (B); in this case:
1221 Ohm.
A
B
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