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

12/08 Rev. 5.01-02
Problem
Wear
Ink residue
Deformation
[6] Possible faults at the print/feed rollers.
Problem
Print position shifted
in or against print di-
rection
Print shifted at right
angles to document
[7] Unsatisfactory print position and the possible reasons.
SERVICE MANUAL

Print/Feed roller

Possible cause
High running performance
Thermal bar contact too
high
Pressure roller does not run
on material
Material deposits
Ribbon prints directly on
feed roller
Printing directly on print
roller
High running performance
Printhead power setting too
high
Damage by operator
Maintenance and cleaning

Position of the print image

Possible cause
Incorrect parameter setting Check
Gap position is recognised
incorrectly due to gap con-
tour
Material unrolling blocked
or too sluggish
Material guide set too
narrow
Pressure rollers positioned
incorrectly or not at all
Material guide not set
correctly
Thermo print bar not in zero
position

Print quality

64-xx
Solution
Replace roller
Check and if necessary correct
Check and if necessary set
Clean (roller cleaner)
Clean and prevent direct printing on roller
(roller cleaner)
Avoid direct printing
Replace roller
Check print contrast setting (press Prog
button in online mode or call
PRINT PARAMETER > Print contrast
sary correct
Replace roller and draw attention to proper
care
Solution
PRINT PARAMETER > Y-Print offset
Plug command (#Jx), if necessary correct
Correct sensor zero line with
PRINT PARAMETER > Gap offset
Check and if necessary correct
Check and if necessary set
Check and if necessary set
Check and if necessary set
Check and if necessary set
Fault location
) and if neces-
or Easy
5