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Chapter 1 Troubleshooting
1-49
28
Check CLUTCH ASSY TURN MSI for operation
Does the TURN ROLL in the MSI run when printing 1
sheet?
Go to step [31]
With tool
Go to step [29]
Without tool
Go to step [30]
29
Check CLUTCH ASSY TURN MSI
Does the CLUTCH ASSY TURN MSI function normally?
Using CLUTCH ASSY TURN MSI diagnostic tool, check by
Diagnostic Output Test.
In the test, close the INTERLOCK SW.
Check the
CLUTCH for slip,
or the gear for
damage.
Go to step [30]
30
Check CLUTCH ASSY MSI TURN for resistance value
Remove the CLUTCH connector J19.
Is J19-1PIN <=> J19-2PIN less than 200Ω?
Replace PWBA
HNB MCU
Replace CLUTCH
ASSY TURN MSI
31
Check SOLENOID FEED MSI for operation
Does the Feed Gear in the MSI run when printing 1 sheet?
Check parts for
missing and
change paper, if
no problem
With tool
Go to step [32]
Without tool
Go to step [33]
32
Check SOLENOID FEED MSI
Does the SOLENOID FEED TURN MSI function normally?
Using SOLENOID FEED TURN MIS diagnostic tool, check
by Diagnostic Output Test.
In the test, close the INTERLOCK SW.
Check the spring
and stopper of
SOLENOID FEED
for disengagement
Go to step [33]
33
Check SOLENOID FEED MSI for resistance value
Remove the SOLENOID FEED MSI J132
Is J132-1PIN <=> J132-2PIN less than 100Ω?
Go to step [34]
Replace
SOLENOID FEED
MSI
34
Check HARNESS ASSY FRONT2 for continuity
Check the following for continuity.
P132-1PIN <=> J139-11PIN
P132-2PIN <=> J139-10PIN
Go to step [35]
Replace
HARNESS ASSY
FRONT2
35
Check HARNESS ASSY FRONT1A for continuity
Check the following for continuity.
P139-1PIN <=> J13-11PIN
P139-2PIN <=> J13-10PIN
Replace PWBA
HNB MCU
HARNESS ASSY
FRONT1A
Step Check
Yes No