Print Roller; Position Of The Print Image - Novexx Solutions AP 5.4 Service Manual

02/10 Rev. 5.05-00
Problem
Ribbon tears during
printing process
[Tab. 5] Possible faults caused by the ribbon guiding

Print roller

Problem
Wear
Ink residue
Deformation
[Tab. 6] Possible faults caused by the Print roller

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.
SERVICE MANUAL
AP 5.4 – AP 5.6
Possible cause
Printhead temperature is
too high
Possible cause
High running performance
Printhead pressure too high Check and if necessary correct
Material deposits
Ribbon prints directly on
feed roller
Printing directly on roller
High running performance
Power setting too high for
printhead
Damage by operator
Possible cause
Incorrect parameter setting
Gap position is recognised
incorrectly due to gap con-
tour
Material unrolling blocked
or too sluggish
Material guide set too
narrowly
Pressure rollers positioned
incorrectly or not at all
Material guide not set
correctly
Solution
Check setting of print contrast (press Prog. but-
ton in on-line mode or parameter
PRINT PARAMETER > Print
sary correct.
Solution
Replace roller
Clean the roller
Clean and prevent direct printing on roller
Use sufficient wide material/foil
Replace roller
Check print contrast setting (press Prog. button
in on-line mode or parameter
PRINT PARAMETER > Print
sary correct.
Replace roller and draw attention to proper
care
Solution
PRINT PARAMETER > Y-Print
Check parameter
offset
or Easy Plug command (#Jx), if necessary
correct
Correct sensor zero line with parameter
PRINT PARAMETER > Gap offset
Check and if necessary correct
Check and if necessary set
Check and if necessary set
Check and if necessary set
Fault Location
contrast) and if neces-
contrast) and if neces-
4