Carl Valentin DYNACODE II Serie Kurzanleitung Und Hinweise Zur Produktsicherheit Seite 75

Clean the Printhead
Printing can cause accumulation of dirt at printhead e.g. by colour particles of transfer ribbon, and therefore it is necessary to
clean the printhead in regular periods depending on operating hours, environmental effects such as dust etc.
CAUTION!
Printhead can be damaged!

Do not use sharp or hard objects to clean the printhead.

Do not touch the protective glass layer of the printhead.
•
Remove the transfer ribbon cassette.
•
Clean the printhead surface with a special cleaning pen or a cotton swab dipped in pure alcohol.
•
Before using the printing system, let the printhead dry for about two to three minutes.
Replace the Printhead
CAUTION!
The printhead can be damaged by static electricity discharges and impacts!

Set up the direct print module on a grounded, conductive surface.

Ground your body, e.g. by wearing a grounded wristband.

Do not touch the contacts on the plug connections.

Do not touch the printing line with hard objects or your hands.
Remove the printhead
•
Remove the transfer ribbon cassette.
•
Move the printhead unit in an appropriate service position.
•
Press the printhead support (A) slightly downwards until an Allen key can be inserted in the screws (B).
•
Unscrew the screws (B) and remove the printhead (C).
•
Remove the connection at the rear of the printhead.
Install the printhead
•
Insert the connection assembly to the new printhead.
•
Position the printhead in the printhead support (A), so the engaging pieces catch in the appropriate holes in the printhead
support (A).
•
Hold the printhead holder (A) with a finger slightly on the pressure roll and check the correct position of printhead (C).
•
Screw in the screw (B) and tighten it with an Allen key.
•
Insert the transfer ribbon cassette.
•
Enter the resistance value of the new printhead in the menu Service Functions/Heater resistance. The value is indicated on
the type plate of printhead.
•
Start a test print to check printhead position.
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Dynacode II
75