6-27
CHAPTER 6 TROUBLESHOOTING
12. Faulty swing motor (related to PI18)
13. Faulty swing motor (related to MS3)
Checks
Turn the delivery motor in
reverse by hand. Does the
swing guide move up and
down?
Is the swing guide open
sensor normal?
Does the swing motor rotate
in reverse at a specific timing?
Cause
Swinging mechanism
Swing guide open sensor
(PI18)
Swing motor (M7)
Finisher controller PCB
Step
1
2
3
Yes/No
No
No
No
Yes
Action
Correct the swinging
mechanism.
Replace the sensor.
Replace the motor.
Replace the finisher
controller PCB.
Checks
Check the safety range
switch. Is the switch normal?
Is the safety range detection
switch pressed correctly?
Check the swing guide closed
detection switch 2. Is the
switch normal?
Is the swing guide closed
detection switch 2 pressed
correctly?
Cause
Safety range switch
(MS3)
Swing guide closed
detection switch 2 (MS6)
Finisher controller PCB
Step
1
2
3
4
Yes/No
No
No
No
No
Yes
Action
Replace the switch.
Correct mechanical
operation.
Replace the switch.
Correct mechanical
operation.
Replace the finisher
controller 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 ...