6-29
CHAPTER 6 TROUBLESHOOTING
17. Faulty tray-1 motor (related to M5)
18. Faulty tray-2 motor (related to M10)
19. Faulty tray coming close detection switch (related to MS9)
Checks
Does the tray-1 move up/
down?
Is the motor supplied
withpower by the finisher
controller PCB as soon as the
tray-1 moves up/down?
Is there a fault in the tray-1
lift mechanism?
Check the wiring from the
finisher controller PCB to the
tray-1 lift motor. Is the wiring
normal?
Cause
___
Finisher controller PCB
Tray-1 lift mechanism
Wiring
Tray-1 lift motor (M5)
Step
1
2
3
4
Yes/No
No
Yes
Yes
No
Yes
No
Yes
Action
Go to step 2.
Go to step 4.
Go to step 3.
Replace the finisher
controller PCB.
Correct the tray-1 lift
mechanism.
Correct the wiring.
Replace the tray-1 lift
motor
Checks
Does the tray-2 move up/
down?
Is the motor supplied
withpower by the finisher
controller PCB as soon as the
tray-2 moves up/down?
Is there a fault in the tray-2
lift mechanism?
Check the wiring from the
finisher controller PCB to the
tray-2 lift motor. Is the wiring
normal?
Cause
___
Finisher controller PCB
Tray-2 lift mechanism
Wiring
Tray-2 lift motor (M10)
Step
1
2
3
4
Yes/No
No
Yes
Yes
No
Yes
No
Yes
Action
Go to step 2.
Go to step 4.
Go to step 3.
Replace the finisher
controller PCB.
Correct the tray-2 lift
mechanism
Correct the wiring.
Replace the tray-2 lift
motor
Checks
Check the tray lift
mechanism. Is the
mechanismnormal?
Check the tray coming close
detection switch. Is the switch
is mnormal?
Cause
Tray lift mechanism
Tray coming close
detection switch (MS9)
Finisher controller PCB
Step
1
2
Yes/No
No
No
Yes
Action
Correct the
mechanism
Replace the switch
Replace the
finishercontroller
PCB.
Summary of Contents for MJ-1027
Page 1: ...SERVICE MANUAL FINISHER MJ 1027 1028 File No SME040041A0 R04102169300 TTEC Ver01_2007 09 ...
Page 5: ...ii ...
Page 9: ...vi ...
Page 70: ...2 41 CHAPTER 2 FINISHER UNIT BASIC OPERATION Height sensor PS1 Paper Figure 2 240 ...
Page 101: ...3 15 CHAPTER 3 SADDLE STITCHER UNIT BASIC OPERATION Figure 3 301 ...
Page 104: ...3 18 CHAPTER 3 SADDLE STITCHER UNIT BASIC OPERATION 2 A3 LD Paper Path 3 sheets Figure 3 303 ...
Page 116: ...3 30 CHAPTER 3 SADDLE STITCHER UNIT BASIC OPERATION Cam Mount Figure 3 404 ...
Page 173: ...6 CHAPTER 6 TROUBLESHOOTING II ARRANGEMENT OF ELECTRICAL PARTS A Finisher Unit ...
Page 235: ...2 17 2 HIGASHIGOTANDA SHINAGAWA KU TOKYO 141 8664 JAPAN ...