Gap Detection; Material Transport - Novexx Solutions 64 Series Service Manual

01/13 Rev. 5.08-01

Gap detection

Problem
Unfounded material end
message
Gap detection not pos-
sible
Print position shifted in
or against print direction
[Tab. 3] Possible faults, caused by bad gap detection.
Sensortest instruction

Material transport

Problem
Material skew during in-
feed
No transport
No feed function
Jolted print image
Material shifts
No material transport
Motor noise (audibly
louder than normal)
[Tab. 4] Possible faults, caused by material transport.
SERVICE MANUAL
Possible cause
Position of photoelectric
switch not exact enough
Photoelectric switch defect
Photoelectric switches set in-
correctly
False sensor type selected
Gap position not recognised
consistently due to gap con-
tour
: see topic section „Electronics", paragraph „Sensor test".
Possible cause
Unfavourable position of fricti-
on rollers
Unfavourable position of fricti-
on rollers
Setting value of the contact
spring
Stepper motor plug loose
Stepper motor defective
CPU board defective
Feed button defective
Material unwinder blokked
Bouncer arm blocked
Material guide set incorrectly
Pressure roller set incorrectly
Drive belt defective
Stepper motor defective
Motordriver board defective
Material/ribbon jam
64-xx dispenser processing
narrow label material in ther-
mal direct mode.
64-xx
Solution
Correct position of photoelectric switch
SERVICE FUNCTION > Sensor
Check with
necessary replace
SYSTEM PARAMETER > Sens. punch-LS
Use
sensitivity
Select "Punched" or "Reflex" using parameter
STEM PARAMETER > Light sens. type
Correct sensor zero line using parameter
PARAMETER > Punch offset
Solution
Check and if necessary shift to side
Check and if necessary push on material
Check and if necessary correct
Check and if necessary plug in
Check and if necessary replace motor
Check and if necessary replace mainboard
Check and if necessary replace display board
Check and if necessary loosen
Check and if necessary loosen
Check and if necessary set
Check and if necessary set
Check and if necessary replace belt
Check and if necessary replace motor
Check and if necessary replace board
Check if material or ribbon jam occured in feed rol-
ler area. If necessary, clear rollers.
Set SYSTEM PARAMETER > Transport Mode
„Dual motors".
3
Fault location
Error sources
test, if
to alter
SY-
PRINT
to