Specifications

40 CL608e/612e
5. Troubleshooting Operation Manual
Symptom Probable Cause Suggested Corrective Action
No Printed
Image
Damaged print head Replace print head

Damaged electronics Replace circuit board 
Back light
but no
words on
display or no
display.
Most common failure of printer
is DOA situation. The most
likely cause is the ribbon cable
has fallen out or not seated
fully into connector.
Verify that the cable and connec-
tor are properly seated
☺
POWER
LED not on
AC power cable not connected Verify that the cable is con-
nected to the printer and the AC
outlet
☺
Main Power Fuse defective Replace fuse 
Defective power supply Test power supply and replace if
defective

ERROR
LED on
Head not locked
Close and latch head release
☺
LABEL LED
on
Label supply roll empty
Replenish label supply
☺
Label stock not routed through
sensor
Reload labels
☺
Label sensor not positioned
correctly
Adjust sensor position 
Label sensor blocked
Clean label sensor
☺
Incorrect label sense threshold
setting
Adjust label sense threshold 
RIBBON
LED on
Ribbon supply roll empty Replenish ribbon supply 
Ribbon sensor out of align-
ment
Realign ribbon sensor 
Ribbon sensor blocked
Clean ribbon sensor
☺
No cardboard core on ribbon
rewind
Use cardboard core on ribbon
rewind
☺
ON LINE
LED not on
LABEL, RIBBON, ERROR
LED (s) on
Clear error condition
☺
Illegal printer memory state Cycle POWER switch off and
back on
☺
No Label
Drive
Timing Belt bad/loose Replace/tighten timing belts 