6-35
CHAPTER 6 TROUBLESHOOTING
7.
Faulty paper pushing plate motor (related to PI15S)
8.
Faulty paper pushing plate motor (related to PI1S)
Checks
Check the paper pushing plate
top position sensor. Is the
sensor normal?
Does the paper pushing plate
motor operate at a specific
timing?
Replace the paper pushing
plate motor. Is the problem
corrected?
Cause
Paper pushing top
position sensor (PI15S)
Saddle stitcher controller
PCB
Paper pushing plate
motor (M8S)
Saddle stitcher controller
PCB
Step
1
2
3
Yes/No
No
Yes
No
Yes
No
Action
Replace the sensor.
Replace the saddle
stitcher controller
PCB.
Check the paper
pushing plate drive
mechanism. If a fault
is found, correct it.
Otherwise, go to step
3.
End.
Replace the saddle
stitcher controller
PCB.
Checks
Check the paper pushing plate
motor clock sensor. Is the
sensor normal?
Does the paper pushing plate
motor operate at a specific
timing?
Replace the paper pushing
plate motor. Is the problem
corrected?
Cause
Paper pushing plate
motor clock sensor
(PI1S)
Saddle stitcher controller
PCB
Paper pushing plate
motor (M8S)
Saddle stitcher controller
PCB
Step
1
2
3
Yes/No
No
Yes
No
Yes
No
Action
Replace the sensor.
Replace the saddle
stitcher controller
PCB.
Check the paper
pushing plate drive
mechanism. If a fault
is found, correct it.
Otherwise, go to step
3.
End.
Replace the saddle
stitcher 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 ...