Avery Dennison SNAP 656 - Manual (Page 56)

50B • •• • Electrical Trouble Shooting Users Manual Model 656/636
Problem Probable Cause Corrective Action
Print contrast is too light or
dark.
1) Incorrect strobe setting selected
in the format.
1) Using Formatter / PcMate Plus - check and
adjust the strobe setting according to the stock
and ink being used.
2) Printer strobe setting is incorrect. 1) Enter the Print Head Setup Mode on the front
panel and readjust the Strobe setting as needed.
3) Miss adjusted print head position. 1) Set print head position (refer to Print Head
Adjustment section in this manual).
4) Miss adjusted print head pressure. 1) Set print head pressure (refer to Print Head
Adjustment section in this manual).
Voids in print image in the
feed direction.
1) Ink miss aligned with format. 1) Adjust ink position on the arbors to achieve full
ink coverage over all fields on the format.
2) Print head dirty. 1) Power off the printer clean the print head and
platen (refer to Print Head Cleaning section in
this manual).
3) Faulty print head. 1) After cleaning head and running the test pattern
to confirm that a void still exists, replace the
print head.
4) Miss adjusted print head position. 1) Set print head position (refer to Print Head
Adjustment section in this manual).
5) Miss adjusted print head pressure. 1) Set print head pressure (refer to Print Head
Adjustment section in this manual).
6) Worn platen roller. 1) Replace platen roller.
Printer continually stops
with an erroneous
interlock condition.
1) Sensor uncalibrated. 1) Determine which sensor and re-calibrate as
needed (refer to Sensor Calibration section in
this manual).
2) Sensor position miss adjusted. 1) Determine which sensor and relocate
accordingly.
3) Ink sensor type (light / dark)
incorrect in the format for the ink
type being used.
1) Either change the ink or the ink type in the
format.