MX-6201N, MX-7001N (serv.man20). SELF DIAGNOSIS TROUBLE CODES SECTION - Sharp Copying Equipment Service Manual (repair manual). Page 16

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MX-7001N  SELF DIAG AND TROUBLE CODE  8 – 16
 
F1-34
Finisher punch motor trouble
 
F1-37
Finisher backup RAM trouble
 
F1-38
Finisher punch backup RAM trouble
 
F1-41
Positioning plate motor trouble
 
F1-42
Guide motor trouble
 
F1-43
Side alignment motor trouble
 
F1-44
Stitch motor rear trouble
 
F1-45
Stitch motor front trouble
 
F1-46
Paper pushing motor trouble
 
F1-50
Finisher incompatibility trouble
 
F1-51
Sensor connector connection trouble
 
F1-52
Micro SW trouble
Trouble content
Punch motor operation abnormality
Section
PCU
Case 1
Cause
Motor lock, motor RPM abnormality, motor 
overvoltage, finisher control PWB trouble, punch 
control PWB trouble
Check and 
remedy
Use SIM3-3 to check the operation of the punch 
motor (FPNW).
Replace the finisher punch unit (Replace the 
punch control PWB.).
Trouble content
Backup RAM data garbled
Section
PCU
Case 1
Cause
Finisher control PWB trouble, malfunction due to 
electrical noises
Check and 
remedy
Replace the finisher control PWB.
Trouble content
Punch unit backup RAM data garbled
Section
PCU
Case 1
Cause
Punch control PWB trouble, malfunction due to 
electrical noises
Check and 
remedy
Replace the punch control PWB.
Trouble content
Positioning plate motor operation trouble
Section
PCU
Case 1
Cause
Motor trouble, HP sensor trouble, harness 
disconnection, finisher control PWB trouble
Check and 
remedy
Use SIM3-3 to check the operation of the paper 
positioning plate motor.
Replace the finisher control PWB.
Trouble content
Guide motor operation trouble
Section
PCU
Case 1
Cause
Motor trouble, HP sensor trouble, harness 
disconnection, finisher control PWB trouble
Check and 
remedy
Use SIM3-3 to check the operation of the guide 
motor.
Replace the finisher control PWB.
Trouble content
Side alignment motor operation trouble
Section
PCU
Case 1
Cause
Motor trouble, HP sensor trouble, harness 
disconnection, finisher control PWB trouble
Check and 
remedy
Use SIM3-3 to check the operation of the 
alignment motor.
Replace the finisher control PWB.
Trouble content
Rear stitch motor operation trouble
Section
PCU
Case 1
Cause
Motor trouble, HP sensor trouble, harness 
disconnection, finisher control PWB trouble
Check and 
remedy
Use SIM3-3 to check the operation of the rear 
stitch motor.
Replace the finisher control PWB.
Trouble content
Front stitch motor operation trouble
Section
PCU
Case 1
Cause
Motor trouble, HP sensor trouble, harness 
disconnection, finisher control PWB trouble
Check and 
remedy
Use SIM3-3 to check the operation of the front 
stitch motor.
Replace the finisher control PWB.
Trouble content
Paper pushing motor operation trouble
Section
PCU
Case 1
Cause
Motor trouble, HP sensor trouble, harness 
disconnection, finisher control PWB trouble
Check and 
remedy
Use SIM3-3 to check the operation of the paper 
pushing motor.
Replace the finisher control PWB.
Trouble content
Detection of finisher incompatible with MX-6201N/
7001N
Section
PCU
Case 1
Cause
Connection of the AR-F13, etc. which is 
incompatible with MX-6201N/7001N is detected.
Check and 
remedy
Connect the MX-FNX3/MX-FNX4.
Trouble content
Sensor operation trouble
Section
PCU
Case 1
Cause
Sensor trouble, harness disconnection, finisher 
control PWB trouble
Check and 
remedy
Use SIM3-2 to check the operation of the guide HP 
sensor, the paper pushing plate HP sensor, and 
the paper pushing plate lead edge sensor.
Replace the finisher control PWB.
Trouble content
Micro SW operation trouble
Section
PCU
Case 1
Cause
Sensor trouble, harness disconnection, finisher 
control PWB trouble
Check and 
remedy
Use SIM3-2 to check the operation of the inlet port 
cover open/close sensor and the paper exit cover 
open/close sensor.
Replace the finisher control PWB.
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