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SERVICE MANUAL

2004.09

Ver. 2.0

FS-501

THEORY OF OPERATION

Summary of Contents for FS-501

Page 1: ...SERVICE MANUAL 2004 09 Ver 2 0 FS 501 THEORY OF OPERATION ...

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Page 3: ... has been made To indicate clearly a section revised show in the lower outside section of the correspond ing page A number within represents the number of times the revision has been made NOTE Revision marks shown in a page are restricted only to the latest ones with the old ones deleted When a page revised in Ver 2 0 has been changed in Ver 3 0 The revision marks for Ver 3 0 only are shown with t...

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Page 5: ...ironment 1 3 II Composition Operation 1 Overall composition 2 1 2 Center cross section 2 2 3 Drive system 2 3 4 Mechanical operations 2 4 4 1 Paper transport 2 4 4 1 1 Paper transport mechanism 2 4 4 1 2 Paper switchback mechanism 2 8 4 1 3 Roller rolls spacing mechanism 2 9 4 2 Finisher tray 2 10 4 2 1 Paper aligning mechanism 2 11 4 3 Stapling 2 13 4 3 1 Stapling mechanism 2 13 4 3 2 Stapling un...

Page 6: ...FS 501 Theory of Operation Ver2 0 Sep 2004 ii I Outline II Composition Operation ...

Page 7: ...up Staple Paper Type Paper Size Weight Tray Capacity Exit Tray No of Sheets to be Stapled Plain paper A6R to A3 Wide 5 1 2 8 1 2R 5 1 2 8 1 2 to 12 1 4 18 60 to 256 g m2 16 to 68 lb 250 sheets 1st Tray Thick paper 20 sheets OHP Film Translucent paper Envelope Label paper Letterhead Paper Type Paper Size Weight Tray Capacity Exit Tray No of Sheets to be Stapled Plain paper B5R B5 to A3 Wide 7 1 4 1...

Page 8: ...t Tray Capacity Exit Tray No of Sheets to be Stapled Plain paper B5R B5 to A3 7 1 4 10 1 2R 7 1 4 10 1 2 to 11 17 60 to 90 g m2 16 to 24 lb Cover Mode 91 to 209 g m2 24 1 4 to 55 1 2 lb 1 000 sheets A4R 8 1 2 11R or smaller 500 sheets B4 8 1 2 14 or larger Elevator Tray 30 sheets 60 to 80 g m2 16 to 21 1 4 lb Staple Filling Mode Dedicated Staple Cartridge Mode 3000 staples Staple Detection Availab...

Page 9: ...nt Conforms to the operating environment of the main unit No of Sheets to be Stapled No of Sets No of Sheets 2 pages 100 sets 200 Sheets 3 to 5 pages 80 sets 400 Sheets 6 to 10 pages 60 sets 600 Sheets 11 to 20 pages 40 sets 800 Sheets 21 to 30 pages 33 sets 1000 Sheets Power Requirements DC 24 V supplied from the main unit DC 5 V generated by Finisher Max Power Consumption 63 W or less Dimensions...

Page 10: ...Product specification FS 501 Theory of Operation Ver2 0 Sep 2004 1 4 I Outline Blank page ...

Page 11: ...ation Ver2 0 Sep 2004 Overall composition 2 1 II Composition Operation II Composition Operation 1 Overall composition 1 1st Tray 4 Lower Front Cover 2 Upper Cover 5 Elevator Tray 3 Upper Front Cover 6 Rear Cover 1 6 5 4 3 2 ...

Page 12: ... Tray Exit Roll 8 Entrance Roll 2 1st Tray Exit Roller 9 Lower Path Transport Roll 3 Upper Path Transport Roller 10 Lower Path Transport Roller 4 Upper Path Transport Roll 11 Storage Roller 5 Entrance Roller 12 Storage Roll 6 Transport Rolls 13 Exit Roller 7 Transport Rollers 14 Exit Roll 5 1 3 7 2 6 4 8 9 10 12 11 13 14 ...

Page 13: ...Unit Moving Motor M6 FN CD Aligning Motor M5 FN Shift Motor M8 FN Lower Paddle Motor M9 FN Elevator Motor M7 FN Upper Entrance Motor M4 FN Storage Roller Rolls Spacing Motor M12 FN Entrance Motor M1 FN Lower Entrance Motor M2 FN Exit Motor M3 FN Upper Paddle Motor M15 FN Exit Roller Rolls Spacing Motor M13 FN ...

Page 14: ...on Operation 4 Mechanical operations 4 1 Paper transport 4 1 1 Paper transport mechanism A Entrance section paper transport mechanism The Entrance Roller is turned to transport the paper into the Finisher as the Entrance Motor is energized Paper Entrance Roller Entrance Motor M1 FN ...

Page 15: ...ransport Roller and 1st Tray Exit Roller turn to transport the paper into the 1st Tray as the motor is energized The 1st Tray Entrance Switching Solenoid and Upper Lower Entrance Switching Solenoid are energized to select the paper path into the 1st Tray 1st Tray Exit Roller Upper Path Transport Roller Upper Entrance Motor M4 FN Paper 1st Tray Entrance Switching Solenoid SL2 FN Upper Lower Entranc...

Page 16: ... transported onto the Finisher Tray Either the upper paper path or lower paper path is used to transport paper onto the Finisher Tray The upper paper path is selected when the Upper Lower Entrance Switching Solenoid is energized while the 1st Tray Entrance Switching Solenoid is deenergized The lower paper path is selected when the Upper Lower Entrance Switching Solenoid is deenergized Finisher Tra...

Page 17: ...vator Tray Either the upper paper path or lower paper path is used to transport paper onto the Elevator Tray The upper paper path is selected when the Upper Lower Entrance Switching Solenoid is energized while the 1st Tray Entrance Switching Solenoid is deenergized The lower paper path is selected when the Upper Lower Entrance Switching Solenoid is deenergized Finisher Tray Exit Motor M3 FN Exit R...

Page 18: ...d via the upper paper path No switchback sequence is carried out if the interval between sheets of paper is wide as when using paper of a large size Three A4 originals for two print sets Sheets of paper for the first print set Sheets of paper for the second print set The sheets of paper for the first print are transported via the upper paper path onto the Finisher Tray The first sheet of paper of ...

Page 19: ...rage Roller is spaced from the Storage Rolls as a cam is turned by the corre sponding motor B Exit roller rolls spacing mechanism Paper needs to be temporarily transported to the Finisher Tray in the Staple mode which makes it necessary to raise the Exit Rolls to provide a given clearance from the Exit Roller After the stapling sequence has been completed the Exit Rolls are lowered and pressed aga...

Page 20: ...eory of Operation Ver2 0 Sep 2004 2 10 II Composition Operation 4 2 Finisher tray Sheets of paper are properly aligned and stapled together on the Finisher Tray before being fed out into the Elevator Tray Elevator Tray Finisher Tray ...

Page 21: ...wise direction with reference to the center position of the Finisher Tray The Aligning Plate is moved as the CD Aligning Motor turns forward or backward The CD Aligning Home Position Sensor detects the Aligning Plate at its home position The movement of the Aligning Plate is determined with this home position used as the reference The movement of the plate is varied depending on the width of the p...

Page 22: ...Lower Paddles are turned to align the paper in the feeding direction The Upper Paddles are turned by the Upper Paddle Motor and Upper Paddle Solenoid The Lower Paddles are turned by the Lower Paddle Motor Upper Paddle Motor M15 FN Upper Paddle Solenoid SL3 FN Lower Paddle Finisher Tray Lower Paddle Motor M9 Upper Paddle ...

Page 23: ...tapling 4 3 1 Stapling mechanism The Stapling Unit performs the stapling action When the Stapling Motor turns the Clinch Arm lowers Then the Stapler moves up to drive a staple into paper and the staple is formed Staple position is the rear corner stapling at a point Stapling Motor 1 Clinch Arm Stapler ...

Page 24: ... unit moving mechanism Stapling Unit is moved by the Stapling Unit Moving Motor The Staple Home Position Sensor detects Stapling Unit at respective home positions The Stapling Unit is moved with reference to this home position Stapling Unit 1 Staple Home Position Sensor PC14 FN Stapling Unit Moving Motor M6 FN ...

Page 25: ...heet empty condi tion results and a staple empty display is given on the control panel of the main unit If a staple sheet empty condition is detected during a stapling sequence that particular sequence is continued until it is completed A staple empty display is then given After a new Staple Cartridge has been loaded the Stapling Motor is energized until the Self Priming Sensor detects loaded stap...

Page 26: ...ng on the number of sheets of paper to be fed into the tray If the Elevator Tray Upper Limit Sensor PQ PWB D FN is activated while paper is being fed into the tray the tray is lowered until the sensor is deactivated Paper removed from tray Moves up to the upper limit posi tion If the Elevator Tray Paper Sensor PC8 FN is unblocked when paper is removed from the tray the tray is raised until the sen...

Page 27: ...Sort mode the Elevator Tray is moved to the front and rear by a motor to stack print sets in a sawtooth manner so that each print set is offset with respect to the others The Shift Home Position Sensor detects the Elevator Tray at its home position Elevator Tray Shift Motor Pulse Sensor PC11 FN Shift Home Position Sensor PC10 FN Shift Motor M8 FN ...

Page 28: ... FS 501 Theory of Operation Ver2 0 Sep 2004 2 18 II Composition Operation 4 5 Horizontal transport unit Entrance Switching Solenoid SL1 FN Turnover Empty Sensor PC6 FN Horizontal Unit Door Sensor PC4 FN Paper Sensor PC1 FN ...

Page 29: ... select the paper path For switchback sequence during 2 sided printing Solenoid energized For transport onto the Finisher Solenoid deenergized B Finisher paper transport mechanism A motor is employed to transport paper onto the Finisher The Paper Sensor functions to detect a sheet of paper present in the Horizontal Trans port Unit Entrance Switching Solenoid SL1 FN Turnover Empty Sensor PC6 FN SL1...

Page 30: ...Mechanical operations FS 501 Theory of Operation Ver2 0 Sep 2004 2 20 II Composition Operation Blank page ...

Page 31: ...SERVICE MANUAL 2004 09 Ver 2 0 FIELD SERVICE FS 501 ...

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Page 33: ... has been made To indicate clearly a section revised show in the lower outside section of the correspond ing page A number within represents the number of times the revision has been made NOTE Revision marks shown in a page are restricted only to the latest ones with the old ones deleted When a page revised in Ver 2 0 has been changed in Ver 3 0 The revision marks for Ver 3 0 only are shown with t...

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Page 35: ...specifications 1 3 1 7 Operating environment 1 3 2 JS 601 product specifications 1 4 2 1 Type 1 4 2 2 Functions 1 4 2 3 Paper type 1 4 2 4 Machine specifications 1 4 2 5 Operating environment 1 4 II Maintenance 1 Other 2 1 1 1 Disassembly Adjustment prohibited items 2 1 1 2 Disassembly Assembly list Other parts 2 2 1 3 Disassembly Assembly procedure 2 2 1 3 1 Upper Cover Upper Front Cover Lower Fr...

Page 36: ...3 7 5 2 Test mode operations 3 7 5 3 Operation in each test mode operation 3 8 5 3 1 1st Tray Exit 3 8 5 3 2 Elevator Tray Exit 3 8 5 3 3 Finisher Tray Exit 3 8 5 3 4 Shifting Operation 3 8 5 3 5 Aligning Plate Operation 3 9 5 3 6 Stapling Unit CD Movement 3 9 5 3 7 Exit Roller Rolls Spacing 3 9 5 3 8 Storage Roller Rolls Spacing 3 10 5 3 9 Elevator Tray Operation 3 10 5 3 10 Sensor Test 3 10 IV T...

Page 37: ... 3 1 C0B20 Stapling Unit Moving Motor M6 FN drive malfunction 4 9 2 3 2 C0B30 CD Aligning Motor M5 FN drive malfunction 4 10 2 3 3 C0B48 Exit Roller Rolls Spacing Motor M13 FN drive malfunction 4 11 2 3 4 C0B4A Storage Roller Rolls Spacing Motor M12 FN drive malfunction 4 12 2 3 5 C0B50 Stapling Motor drive malfunction 4 12 2 3 6 C0B80 Shift Motor M8 FN drive malfunctions 4 13 2 3 7 C0BA0 Elevator...

Page 38: ...FS 501 Field Service Ver2 0 Sep 2004 iv I General II Maintenance III Adjustment Setting IV Troublshoot ing V Appendix ...

Page 39: ... Staple Paper Type Paper Size Weight Tray Capacity Exit Tray No of Sheets to be Stapled Plain paper A6R to A3 Wide 5 1 2 8 1 2R 5 1 2 8 1 2 to 12 1 4 18 60 to 256 g m2 16 to 68 lb 250 sheets 1st Tray Thick paper 20 sheets OHP Film Translucent paper Envelope Label paper Letterhead Paper Type Paper Size Weight Tray Capacity Exit Tray No of Sheets to be Stapled Plain paper B5R B5 to A3 Wide 7 1 4 10 ...

Page 40: ... Tray Capacity Exit Tray No of Sheets to be Stapled Plain paper B5R B5 to A3 7 1 4 10 1 2R 7 1 4 10 1 2 to 11 17 60to 90 g m2 16 to 24 lb Cover Mode 91 to 209 g m2 24 1 4 to 55 1 2 lb 1 000 sheets A4R 8 1 2 11R or smaller 500 sheets B4 8 1 2 14 or larger Elevator Tray 30 sheets 60 to 80 g m2 16 to 21 1 4 lb Staple Filling Mode Dedicated Staple Cartridge Mode 3000 staples Staple Detection Available...

Page 41: ...Conforms to the operating environment of the main unit No of Sheets to be Stapled No of Sets No of Sheets 2 pages 100 sets 200 Sheets 3 to 5 pages 80 sets 400 Sheets 6 to 10 pages 60 sets 600 Sheets 11 to 20 pages 40 sets 800 Sheets 21 to 30 pages 33 sets 1000 Sheets Power Requirements DC 24 V supplied from the main unit DC 5 V generated by Finisher Max Power Consumption 63 W or less Dimensions 53...

Page 42: ...llation Fixed to Finisher Document Alignment Center Modes Non Sort in the fax or printer output mode Paper Type Paper Size Weight Tray Capacity Plain paper A5R to A3 5 1 2 8 1 2R to 11 17 60 to 90 g m2 16 to 24 lb 100 sheets A4 8 1 2 11 80 g m2 21 1 4 lb 50 sheets except A4 8 1 2 11 80 g m2 21 1 4 lb Height up to 28 mm 1 lb Power Requirements DC 5 V DC 24 V supplied from Finisher Dimensions 341 mm...

Page 43: ...items in operation manual and make necessary adjustment Note that when two or more screws are used on the part in questions only one representative screw may be marked with red paint C Variable Resistors on Board NOTE Do not turn the variable resistors on boards for which no adjusting instructions are given in Adjustment Setting D Removal of PWBs NOTES When removing a circuit board or other electr...

Page 44: ... Cover 1 Open the Upper Door 5 2 Remove four screws 1 and remove the Upper Cover 3 Remove four screws 2 and remove the Upper Front Cover 4 Remove two screws 3 and remove the Lower Front Cover 5 Remove four screws 4 and remove the Rear Cover No Section Part name Ref page 1 Exterior Parts Upper Cover 2 2 2 Upper Front Cover 2 2 3 Lower Front Cover 2 2 4 Rear Cover 2 2 5 Unit Stapling Unit 2 3 1 1 5 ...

Page 45: ... 2 3 II Maintenance 1 3 2 Stapling Unit 1 Holding both sides of the cover 1 lift the cover up and take it off 2 Remove two screws 2 unplug the connector 3 and remove the Sta pling Unit 4 from the moving cradle 4684fs2501c0 1 4684fs2502c0 2 4 3 ...

Page 46: ...Other FS 501 Field Service Ver2 0 Sep 2004 2 4 I General II Maintenance Blank page ...

Page 47: ...elated part is dirty 8 Correct paper is being used for printing 9 The units parts and supplies used for printing developer PC Drum etc are properly replenished and replaced when they reach the end of their useful service life 10 Toner is not running out B Precautions for Service Jobs 1 Be sure to unplug the power cord of the machine before starting the service job proce dures 2 If it is unavoidabl...

Page 48: ...per Upper Entrance Sensor Paper present Paper not present PC2 FN Transport Lower Lower Entrance Sensor Paper present Paper not present PC6 FN Full Non sort1 1st Tray Full Sensor Blocked Unblocked PC20 FN Full Non sort3 job Tray Full Sensor Paper present Paper not present PC7 FN Full Elev Tray Elevator Tray Full Sensor Blocked Unblocked PC5 FN Empty Finisher Finisher Tray Paper Sensor Paper present...

Page 49: ...aple Empty Detecting Sensor 1 Unblocked Blocked Self Priming S1 Self Priming Sensor 1 Unblocked Blocked S2 FN S3 FN Elevate Tray Raised Lowered Elevator Tray Upper Limit Switch Elevator Tray Lower Limit Switch ON OFF PC10 FN Home Shift Shift Home Position Sensor Blocked Unblocked PC11 FN Shift Speed Shift Motor Pulse Sensor Unblocked Blocked Symbol Panel display Part Signal name Operation characte...

Page 50: ... SL2 FN 1 Loosen the screw 1 that secures the solenoid in position 2 Move the solenoid 2 to the right or left and when dimension B mea sures 3 6 mm tighten the screw 1 3 2 Timing belt tension adjustment 3 2 1 Adjustment of the Upper Entrance Motor M4 FN Timing Belt 1 Loosen two screws 1 2 Move the mounting bracket 2 and tighten the screw 1 so that the cen ter of the screw 1 on the upper right side...

Page 51: ... and the upper end face of the slot in the mounting bracket 2 measures about 0 5 mm 3 3 Adjustment of the Elevator Tray Upper Limit Sensor 1 Set up the sensor test mode 2 Turn VR1 on PWB A FN fully counterclockwise 3 Using a sheet of paper block the Elevator Tray Upper Limit Sensor LED PWB C FN 4 Check that LED4 on PWB A FN turns OFF If it stays ON slowly turn VR1 clockwise and stop turning it as ...

Page 52: ...oard switch Symbol Description 1 S1 Used to run the Test Mode operation 2 S2 Used to run the Test Mode operation 3 S3 DIP switch used to set the Test Mode operation 4 LED1 to 4 Turn ON or OFF or blink to indicate a specific condition during Test Mode operations 4684fs4503c0 4 3 2 1 ...

Page 53: ...r Switch of the main unit 5 2 Test mode operations NOTE Whenever the Control Board PWB A FN is to be replaced take note of the initial positions of all keys of the DIP switch After the replacement procedure has been completed be sure to flip all keys of the DIP switch on the new Control Board PWB A FN to their respective initial positions Test mode operation DIP Switch S3 LED 1 2 3 4 1 2 3 4 1st T...

Page 54: ...id SL1 FN 1st Tray Entrance Switching Solenoid SL2 FN S1 FN ON S2 FN OFF Motors Energized Entrance Motor M1 FN Lower Entrance Motor M2 FN Exit Motor M3 FN Motors Deenergized Entrance Motor M1 FN Upper Entrance Motor M4 FN Lower Entrance Motor M2 FN Exit Motor M3 FN S1 FN ON S2 FN OFF Motors and solenoids Energized Entrance Motor M1 FN Upper Entrance Motor M4 FN Lower Entrance Motor M2 FN Exit Moto...

Page 55: ... FN ON At the home position At a position to align A4 paper S1 FN ON At a position to align Letter paper S1 FN ON At a position to align Letter paper S1 FN ON At a position to align A4R paper S1 FN ON S1 FN ON S1 FN ON At home position At a position for A4 corner stapling S1 FN ON At a position for A4R corner stapling S1 FN ON At home position S1 FN ON S2 FN ON Pressed Separated ...

Page 56: ...Pressed Separated S1 FN ON S2 FN ON Goes up until the Elevator Tray Upper Limit Sensor PQ PWB D FN is blocked Goes down until the Elevator Tray Upper Limit Sensor PQ PWB D FN is unblocked Sensor State LED 1 2 3 4 Elevator Tray Upper Limit Sensor PQ PWB D FN Unblocked Storage Sensor PC3 FN Blocked Lower Entrance Sensor PC2 FN Blocked Upper Entrance Sensor PC4 FN Blocked ON OFF ...

Page 57: ... foreign object present along the paper path or is the paper path deformed or worn Clean the paper path and replace if neces sary Are the Paper Separator Fingers dirty deformed or worn Clean or replace the defective Paper Separa tor Finger Are rolls rollers dirty deformed or worn Clean or replace the defective roll roller Are the Edge Guide and Trailing Edge Stop at the cor rect position to accomm...

Page 58: ...Sensor layout 1 Job Tray Exit Sensor PC19 FN 6 Paper Sensor PC1 HO 2 1st Tray Exit Sensor PC1 FN 7 Storage Sensor PC3 FN 3 Upper Entrance Sensor PC4 FN 8 Finisher Tray Paper Sensor PC5 FN 4 Lower Entrance Sensor PC2 FN 5 Turnover Empty Sensor PC6 HO 4684fs4502c0 5 3 4 6 2 1 7 8 ...

Page 59: ...nit The Lower Entrance Sensor PC2 FN is not blocked even after the lapse of a given period of time after the leading edge of the paper has blocked the Paper Sensor PC1 HO of the Horizontal Transport Unit Relevant electrical parts Job Tray Exit Sensor PC19 FN 1st Tray Exit Sensor PC1 FN Paper Sensor PC1 HO Upper Entrance Sensor PC4 FN Lower Entrance Sensor PC2 FN Storage Sensor PC3 FN Entrance Moto...

Page 60: ...Control Board PWB A FN Step Action WIRING DIAGRAM Control signal Location Electrical compo nents 1 Initial check items 2 PC1 FN I O sensor check PWB A FN PJ19A FN 6 G 9 3 PWB A FN replacement E 5 Type Description Job Tray Exit sec tion misfeed detec tion JS 601 The Job Tray Exit Sensor PC19 FN is not unblocked even after the lapse of a given period of time after it has been blocked Relevant electr...

Page 61: ...tep Action WIRING DIAGRAM Control signal Location Electrical compo nents 1 Initial check items 2 PC3 FN I O sensor check PWB A FN PJ20A FN 3 H 7 3 M3 FN operation check A 3 4 PWB A FN replacement E 5 Type Description Paper Stack Exit section misfeed detection The Finisher Tray Paper Sensor PC5 FN remains activated when a copy stack which has been stapled together is fed out Relevant electrical par...

Page 62: ... Stapling Unit replacement 5 PWB A FN replacement E 5 Type Description Horizontal Trans port section mis feed detection The Paper Sensor PC1 HO of the Horizontal Transport Unit is not blocked even after the lapse of a given period of time after the leading edge of the paper has unblocked the Paper Exit Sensor of the main unit The Paper Sensor PC1 HO of the Horizontal Transport Unit is not unblocke...

Page 63: ... position C0B48 Exit Roller Rolls Spacing Motor M13 FN drive malfunction The Exit Roller Home Position Sensor PC13 FN does not go HIGH even after the lapse of a given period of time after M13 FN has been energized to start spac ing pressure sequence C0B4A Storage Roller Rolls Spacing Motor M12 FN drive malfunc tion The Storage Roller Home Position Sensor PC12 FN does not go HIGH even after the lap...

Page 64: ...ctions and C3FFF For any other malfunctions open and close the Front Door or turn OFF and ON the Power Switch C0BA0 Elevator Motor M7 FN drive malfunctions The Elevator Tray Upper Limit Sensor PQ PWB D FN is not activated even after the lapse of a given period of time after M7 FN has been energized to start raising the Elevator Tray The Elevator Tray Upper Limit Switch S2 FN or Eleva tor Tray Lowe...

Page 65: ...lectrical parts Staple Home Position Sensor PC14 FN Stapling Unit Moving Motor M6 FN Control Board PWB A FN Step Action WIRING DIAGRAM Control signal Location Electrical compo nents 1 Check the motor and sensor connectors for proper connection and correct as necessary 2 Check the connector of motor for proper drive coupling and correct as neces sary 3 PC14 FN I O sensor check PWB A FN PJ22A FN 3 I...

Page 66: ...ectrical parts CD Aligning Home Position Sensor PC9 FN CD Aligning Motor M5 FN Control Board PWB A FN Step Action WIRING DIAGRAM Control signal Location Electrical compo nents 1 Check the motor and sensor connectors for proper connection and correct as necessary 2 Check the connector of motor for proper drive coupling and correct as neces sary 3 PC9 FN I O sensor check PWB A FN PJ25A FN 6 I 2 4 Tu...

Page 67: ... pressure sequence Relevant electrical parts Exit Roller Home Position Sensor PC13 FN Exit Roller Rolls Spacing Motor M13 FN Control Board PWB A FN Step Action WIRING DIAGRAM Control signal Location Electrical compo nents 1 Check the motor and sensor connectors for proper connection and correct as necessary 2 Check the connector of motor for proper drive coupling and correct as neces sary 3 PC13 F...

Page 68: ... M12 FN Control Board PWB A FN Step Action WIRING DIAGRAM Control signal Location Electrical compo nents 1 Check the motor and sensor connectors for proper connection and correct as necessary 2 Check the connector of motor for proper drive coupling and correct as neces sary 3 PC12 FN I O sensor check PWB A FN PJ20A FN 6 H 7 4 M12 FN operation check when the Power Switch is turned OFF and ON PWB A ...

Page 69: ...given period of time after M8 FN has been energized to start moving the Ele vator Tray for job offset Relevant electrical parts Shift Home Position Sensor PC10 FN Shift Motor Pulse Sensor PC11 FN Shift Motor M8 FN Control Board PWB A FN Step Action WIRING DIAGRAM Control signal Location Electrical compo nents 1 Check the motor and sensor connectors for proper connection and correct as necessary 2 ...

Page 70: ...as been energized Relevant electrical parts Elevator Tray Upper Limit Sensor PQ PWB D FN Elevator Tray Upper Limit Switch S2 FN Elevator Tray Lower Limit Switch S3 FN Elevator Motor M7 FN Control Board PWB A FN Step Action WIRING DIAGRAM Control signal Location Electrical compo nents 1 Check the motor and sensor connectors for proper connection and correct as necessary 2 Check the connector of mot...

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