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3-48 magicolor 330 - Base Engine Service Manual
Primary FIPS: Error Messages
3.43 - Error Message: Call for Service Main Motor
There is a problem with the Main Motor.
Logic control on the MCU PWB did not receive a status signal from the TR0 Sensor signal in the specified time.
Step Actions and Questions Yes No
SUSPECT COMPONENTS
The following components are associated with this specific prob-
lem. One or more of these components may have failed partially or
completely. If you cannot isolate the problem using this FIP,
replace each component listed below, one at a time, until the prob-
lem disappears.
• Wiring and connectors linking the components
• Interlock switches and circuits
1
MAIN MOTOR TEST
Enter Diagnostics and test the Main Motor.
Does the Main Motor rotate when you run the test?
Go to step 5 Go to step 2
2
MAIN MOTOR TEST 2
1. Remove the OPC Drum from the printer.
2. Enter Diagnostics and test the Main Motor.
Does the Main Motor rotate when you run the test?
Replace the
OPC Drum
(RRP 9.48)
Go to step 3
3
+24VDC CHECK
1. Remove the Rear Cover (RRP 9.4)
2. Measure the voltage between P/J32-9 and Frame
Ground.
Do you measure +24VDC between P/J32-9 and Frame
Ground?
Go to step 4 Replace the
LVPS (RRP
9.119)
4
Replace the MCU PWB (RRP 9.123)
Does the error message still appear?
Replace the
Process Drive
Assembly
(RRP 9.113)
Problem
solved
5
IBT INSPECTION
Remove the OPC Drum and inspect the IBT for obvious
damage along the rear edge.
Is the IBT free of any obvious damage?
Go to step 6 Replace the
IBT Belt
Assembly
(RRP 9.78)
6
Replace the TR0 Sensor (RRP 9.79)
Does the error message still appear?
Replace the
MCU PWB
(RRP 9.123)
Problem
solved