Minolta Magicolor 3100 Series Service Manual page 52

FIP-14 Duplex Jam (Media Jam Duplex)
Step
Initial check
Check the following for damage.
CHUTE ASSY EXIT condition
1
DUP MOTOR condition
SENSOR DUP JAM actuator condition
CHUTE ASSY OUT condition
Checking SENSOR DUP JAM
Does SENSOR DUP JAM function normally?
2
Using SENSOR DUP JAM diagnostic tool, check by
Diagnostic Input Test.
Check HARNESS ASSY FRONT2 for signal
3 Push the SENSOR DUP JAM actuator by finger
Is J319-3PIN <=> J319-2PIN 0VDC?
Check HARNESS ASSY FRONT2 for continuity
4
J133 <=> J139 check continuous?
Check HARNESS ASSY FRONT 1A for continuity
5
P139 <=> J13 check continuous?
Check SENSOR DUP JAM
6 Check if an error occurs though the SENSOR was replaced
with a new one.
Check DUP MOTOR for operation
7 Check if the sheet is reversed when printing 1 sheet in the
Duplex mode.
Check DUP MOTOR
Does DUP MOTOR function normally?
8 Using DUP MOTOR diagnostic tool, check by Diagnostic
Output Test.
In the test, close the INTERLOCK SW.
Check PWBA HNB DRV for signal
9
Is P/J50-1PIN <=> P/J60-2PIN +24VDC?
Check HARNESS ASSY DUP for continuity
10
J131 <=> J50 check continuous?
Check HARNESS ASSY DRV2 for continuity
Check the following for continuity.
J12-5PIN <=> J42-26PIN
11 J12-6PIN <=> J42-25PIN
J12-7PIN <=> J42-24PIN
J12-8PIN <=> J42-23PIN
J12-29PIN <=> J42-2PIN
Check DUP MOTOR
12 Check if an error occurs though the MOTOR was replaced
with a new one.
1-52
Check
Yes
With tool
Replace the parts Go to step [2]
concerned Without tool
Go to step [3]
Go to step [7] Go to step [3]
Go to step [5] Go to step [4]
Replace
Go to step [5] HARNESS ASSY
FRONT2
Replace
Go to step [6] HARNESS ASSY
FRONT 1A
Go to step [7] End of work
With tool
Go to step [8]
Go to step [13]
Without tool
Go to step [9]
Go to step [13] Go to step [9]
Replace PWBA
Go to step [10]
HNB DRV
Replace
Go to step [11] HARNESS ASSY
DUP
Replace
Go to step [12] HARNESS ASSY
DRV2
Replace PWBA
End of work
HNB MCU
No