7
| Printhead
Operating manual ALX 73x | file version 00 | 04/2011
C
LEANING
ALX
73x
Replacing printheads
The printhead can only be replaced as a complete unit
as shown in [12A].
1. Switch off the machine.
2. Remove the mains power connecting line.
3. Remove the material and ribbon.
4. Pull out both plugs [10A,B] on the printhead. [9].
After switching off machine, wait at least 3 min-
utes before unplugging the printhead cable.
If the printhead is not at the limit stop on the
side, mark the position on the axle in advance.
5. Remove both wing bolts [8A] until the entire print-
head can be removed from the pressure shaft.
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 of the 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.
7. Plug the printhead cables back into the printhead.
Continued on next page.
WARNING!
Burn hazard! The printhead can become hot
during operation.
Be careful whenever touching the printer.
[8]
Printhead in the ALX 736.
[9]
Pull out the connection cable.
[10] Remove the printhead.
[11] Lay the connection cable so that it does not touch the ribbon.
A
A
B
A
