Print Quality; Memory Card - Novexx Solutions AP 5.4 Service Manual

02/10 Rev. 5.05-00

Print quality

Problem
Print faded
Poor or uneven print
Feed in order but no
print image
[Tab. 8] Unsatisfactory print quality and the possible reasons

Memory card

Problem
Plug-in cards are
not recognised
[Tab. 9] Possible problems with plug-in cards
SERVICE MANUAL
AP 5.4 – AP 5.6
Possible cause
Printhead dirty or defective
Printhead setting incorrect
Ribbon and material not
aligned
Ribbon possibly super-
imposed
Print roller damaged or
soiled
Printhead setting too low
Ribbon inserted incorrectly
(colour side)
Printhead not fixed to
bracket
Printhead defective
Printhead cable not or in-
correctly plugged in
CPU board defective
Possible cause
Contacts dirty
Card is defective
Card type is not approved
Solution
Clean or replace thermal bar.
Clean printhead regularly to ensure optimal
print head condition. It is recommended this is
done when replacing the roll of foil using cle-
aning paper (article number 5030).
Check settings (e.g. print contrast, print head
resistance) and alter if necessary
Check ribbon type and material type, if nec. al-
ter
Insert new ribbon
Check and if necessary clean or replace roller
Check setting print contrast (press Prog. button
in on-line mode or parameter
PRINT PARAMETER > Print
rect.
Check and if necessary correct
Fix thumb screw
Check printhead and if necessary replace it
Check and if necessary plug in again
Check and if necessary replace mainboard
Solution
Check and if necessary replace
Check and if necessary replace
Check and if necessary replace
Fault Location
contrast) and if nec. cor-
5