User manual

Troubleshooting
6-18 ProMaster 2500 User Manual
Figure 6-6
Label Application Problems, Dot Matrix Printer (page numbers are in parentheses)
Is label in
wrong position on
device?
Do
labels advance
?
Can you
calibrate labels
?
Are pinch
rollers in operating
position?
No
Yes
No
Yes
No
Yes
Set correct label placement value (2-25)
Check application plate height (2-9)
Ensure press bearings are turning
Check label stock
Put pinch rollers in operating position
(4-19)
Check & adjust ADC optic (5-34)
Check label stock
Yes
Is labeler
motor turning
?
Yes
Check label stock
No
Check labeler motor power supply (5-13)
Run labeler motor test to check motor,
belt, and tensioner pulley (5-40)
No
Does
device align
over labeling
station?
Does beam
move along lead
screw?
Does
beam move
smoothly & align
over labeler
?
End
Does beam
hold device?
See Figure 6-2 (6-8)
Check +90V beam voltage (5-13)
Check motor fuses F5 to F8 (schematic)
Check motor driver circuit U25 to U27
and Q1 to Q4 (schematic)
Check flex coupler (7-21)
Check beam obstruction
Check wiring & connectors
Check for mechanical obstructions
Check +90V beam voltage (5-13)
Check flex coupler (7-21)
Clean & lubricate lead screw (5-63)
Reduce beam motor speed (B-3)
Check wiring & connections
No
No
Yes
Yes
No
No
Yes
Yes
A
Start
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