Position Of The Print Image; Print Quality - Novexx Solutions 64 Series Service Manual

01/13 Rev. 5.08-01

Position of the print image

Problem
Print position shifted in
or against print direction
Print shifted at right
angles to document
[Tab. 7] Unsatisfactory print position and the possible reasons.

Print quality

Problem
Print faded
Poor or uneven print
[Tab. 8] Unsatisfactory print quality and the possible reasons.
SERVICE MANUAL
Possible cause
Incorrect parameter setting
Gap position is recognised in-
correctly due to gap contour
Material unrolling blokked or
too sluggish
Material guide set too narrow
Pressure rollers positioned in-
correctly or not at all
Material guide not set correctly Check and if necessary set
Thermo print bar not in zero
position
Possible cause
Thermal bar at the printhead
dirty or defective
Printhead setting incorrect
Relative position of thermal
bar to feed roller not correct
Printhead contact pressure set
incorrectly
Ribbon and material not alig-
ned
Ribbon possibly super-
imposed
Feed roller damaged or soiled
64-xx
Solution
PRINT PARAMETER > Y-Print offset
Check
Plug command (#Jx), if necessary correct
Correct sensor zero line with
Gap offset
Check and if necessary correct
Check and if necessary set
Check and if necessary set
Check and if necessary set
Solution
Clean or replace printhead, see user manual, see
topic section Maintenance 
Check settings (e.g. print contrast, print head resi-
stance) and alter if necessary
Check mechanical setting and if necessary alter
Check setting and if necessary adjust, see topic
section Mechanics 
Check ribbon type and material type, if necessary
alter
Insert new ribbon roll
Check and if necessary clean or replace print rol-
ler
Fault location
Error sources
or Easy
PRINT PARAMETER >
5