Minolta Magicolor 3100 Series Service Manual page 49

Step
Check CLUTCH ASSY TURN MSI for operation
28 Does the TURN ROLL in the MSI run when printing 1
sheet?
Check CLUTCH ASSY TURN MSI
Does the CLUTCH ASSY TURN MSI function normally?
29 Using CLUTCH ASSY TURN MSI diagnostic tool, check by
Diagnostic Output Test.
In the test, close the INTERLOCK SW.
Check CLUTCH ASSY MSI TURN for resistance value
30 Remove the CLUTCH connector J19.
Is J19-1PIN <=> J19-2PIN less than 200Ω?
Check SOLENOID FEED MSI for operation
31
Does the Feed Gear in the MSI run when printing 1 sheet?
Check SOLENOID FEED MSI
Does the SOLENOID FEED TURN MSI function normally?
32 Using SOLENOID FEED TURN MIS diagnostic tool, check
by Diagnostic Output Test.
In the test, close the INTERLOCK SW.
Check SOLENOID FEED MSI for resistance value
33 Remove the SOLENOID FEED MSI J132
Is J132-1PIN <=> J132-2PIN less than 100Ω?
Check HARNESS ASSY FRONT2 for continuity
Check the following for continuity.
34
P132-1PIN <=> J139-11PIN
P132-2PIN <=> J139-10PIN
Check HARNESS ASSY FRONT1A for continuity
Check the following for continuity.
35
P139-1PIN <=> J13-11PIN
P139-2PIN <=> J13-10PIN
Check
Chapter 1 Troubleshooting
Yes
With tool
Go to step [29]
Go to step [31]
Without tool
Go to step [30]
Check the
CLUTCH for slip,
Go to step [30]
or the gear for
damage.
Replace PWBA Replace CLUTCH
HNB MCU ASSY TURN MSI
Check parts for With tool
missing and Go to step [32]
change paper, if Without tool
no problem Go to step [33]
Check the spring
and stopper of
Go to step [33]
SOLENOID FEED
for disengagement
Replace
Go to step [34] SOLENOID FEED
MSI
Replace
Go to step [35] HARNESS ASSY
FRONT2
Replace PWBA HARNESS ASSY
HNB MCU FRONT1A
No
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