Intermec ColorCoder V4 – Service Manual Ed. 1
255
Chapter 6 Troubleshooting
No Paper Feed
Cause
Connectors and Wir-
ing
Roll Unit
Feeder Unit
Feeder Motor
Roll Holder
Engine 1 PCB
Formatter PCB
Step
1
2
3
4
5
6
7
Check Point
Are the connections and wiring of the
following connectors in order?
• Engine 1 PCB: J301, J305
• Formatter PCB: J103
• Roll Holder PCB: J601, J602
• Roll Sensor: J61
• Feeder Unit: J73
• Feeder Motor (M1): J8
Is the roll motor (M5) working?
Is the coupling between the driver roller
and the feeder motor (M1) properly
attached?
Turn off the power switch and discon-
nect the feeder motor (M1) connector.
Is the resistance between the connectors
on the motor side (blue-yellow, yellow-
orange, orange-red, red-black, black-
blue) approx. 2 ohms?
Is the problem corrected when the Roll
Holder PCB is replaced?
Is the problem corrected when the En-
gine 1 PCB is replaced?
Result
No
No
No
No
Yes
Yes
No
Corrective Action
Reconnected and rewire the con-
nectors properly.
Replace the roll motor (M5).
Reattach the coupling properly.
Replace the feeder motor (M1).
Finished.
Finished.
Replace Formatter PCB.
6.8 Function Troubleshooting, cont'd
6.8:A Measures to Take Against Malfunctions, cont'd.