Konica Minolta FS-501 Service Manual
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Konica Minolta FS-501 Service Manual

Konica Minolta FS-501 Service Manual

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SERVICE MANUAL
THEORY OF OPERATION
FS-501
2004.09
Ver. 2.0

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Summary of Contents for Konica Minolta FS-501

  • Page 1 SERVICE MANUAL THEORY OF OPERATION FS-501 2004.09 Ver. 2.0...
  • Page 3 After publication of this service manual, the parts and mechanism may be subject to change for improvement of their performance. Therefore, the descriptions given in this service manual may not coincide with the actual machine. When any change has been made to the descriptions in the service manual, a revised version will be issued with a revision mark added as required.

  • Page 5: Table Of Contents

    FS-501 Theory of Operation Ver2.0 Sep. 2004 CONTENTS Outline Product specification .................... 1-1 Type ........................1-1 Functions ......................1-1 Paper type ......................1-1 1.3.1 Non-Sort ....................... 1-1 1.3.2 Sort/Group ....................1-1 1.3.3 Sort staple/Group staple................1-2 Stapling......................1-2 Sort and staple capacity ..................1-2 1.5.1...
  • Page 6 FS-501 Theory of Operation Ver2.0 Sep. 2004...

  • Page 7: Product Specification

    FS-501 Theory of Operation Ver2.0 Sep. 2004 Product specification I Outline Product specification Type Type Single Staple Finisher Installation Freestanding Document Alignment Center Supplies Staple Cartridge Option Job separator (JS-601) Functions Modes Non-Sort/ Sort/ Group/Sort Staple/ Group Staple Paper type 1.3.1...

  • Page 8: Sort Staple/Group Staple

    Product specification FS-501 Theory of Operation Ver2.0 Sep. 2004 1.3.3 Sort staple/Group staple No. of Sheets to Paper Type Paper Size Weight Tray Capacity Exit Tray be Stapled 60 to 90 g/m 1,000 sheets 16 to 24 lb (A4R, 8-1/2 ×...

  • Page 9: Stacking With Stapling

    FS-501 Theory of Operation Ver2.0 Sep. 2004 Product specification 1.5.2 Stacking with stapling • (Reference: Actual value) Determined by number of Sets or number of Sheets based on number of bindings. A. Number of stacked paper No. of Sheets to be Stapled No.
  • Page 10 Product specification FS-501 Theory of Operation Ver2.0 Sep. 2004 Blank page...

  • Page 11: Ii Composition/Operation

    FS-501 Theory of Operation Ver2.0 Sep. 2004 Overall composition II Composition/Operation Overall composition Lower Front Cover Tray Upper Cover Elevator Tray Upper Front Cover Rear Cover...

  • Page 12: Center Cross Section

    Center cross section FS-501 Theory of Operation Ver2.0 Sep. 2004 Center cross section [13] [14] [11] [10] [12] Entrance Roll Tray Exit Roll Lower Path Transport Roll Tray Exit Roller Upper Path Transport Roller [10] Lower Path Transport Roller Upper Path Transport Roll...

  • Page 13: Drive System

    FS-501 Theory of Operation Ver2.0 Sep. 2004 Drive system Drive system Lower Paddle Motor (M9-FN) CD Aligning Motor (M5-FN) Stapling Unit Moving Motor (M6-FN) Shift Motor (M8-FN) Elevator Motor (M7-FN) Upper Entrance Motor (M4-FN) Entrance Motor (M1-FN) Lower Entrance Motor (M2-FN)

  • Page 14: Mechanical Operations

    Mechanical operations FS-501 Theory of Operation Ver2.0 Sep. 2004 Mechanical operations 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.
  • Page 15 FS-501 Theory of Operation Ver2.0 Sep. 2004 Mechanical operations B. 1 tray paper transport mechanism • Paper transport to the 1 Tray takes place when the Finisher is in the Non-Sort mode. • The Upper Path Transport Roller and 1...
  • Page 16 Mechanical operations FS-501 Theory of Operation Ver2.0 Sep. 2004 C. Finisher tray paper transport mechanism • Paper transport to the Finisher Tray takes place when the Finisher is in the Staple mode. • As the Lower Entrance Motor is energized, the Storage Roller turns to transport the paper toward the exit direction.
  • Page 17 FS-501 Theory of Operation Ver2.0 Sep. 2004 Mechanical operations D. Elevator tray paper transport mechanism • Paper transport to the Elevator Tray takes place when the Finisher is in the Sort or Group mode. • As the motor is energized, the Exit Roller turns to transport the paper into the Elevator Tray.

  • Page 18: Paper Switchback Mechanism

    Mechanical operations FS-501 Theory of Operation Ver2.0 Sep. 2004 4.1.2 Paper switchback mechanism • When the last paper of the first print set is transported onto the Finisher Tray during a multi-print cycle in the Sort Staple mode, the first paper of the subsequent print set, which is to be next transported, undergoes a switchback sequence.

  • Page 19: Roller/Rolls Spacing Mechanism

    FS-501 Theory of Operation Ver2.0 Sep. 2004 Mechanical operations 4.1.3 Roller/rolls spacing mechanism A. Storage roller/rolls spacing mechanism • The Storage Roller briefly stops when the first sheet of paper completes a switchback sequence during a multi-print cycle in the Sort Staple mode. If, however, paper measures 217 mm or more in the FD direction, the leading edge of the second sheet of paper reaches the Storage Roller before the roller stops turning.

  • Page 20: Finisher Tray

    Mechanical operations FS-501 Theory of Operation Ver2.0 Sep. 2004 Finisher tray • Sheets of paper are properly aligned and stapled together on the Finisher Tray before being fed out into the Elevator Tray. Finisher Tray Elevator Tray 2-10...

  • Page 21: Paper Aligning Mechanism

    FS-501 Theory of Operation Ver2.0 Sep. 2004 Mechanical operations 4.2.1 Paper aligning mechanism • The Aligning Plate is moved and the Paddles are turned to align paper correctly for sta- pling. A. Aligning plate • The Aligning Plate is moved to align the paper in the crosswise direction with reference to the center position of the Finisher Tray.
  • Page 22 Mechanical operations FS-501 Theory of Operation Ver2.0 Sep. 2004 B. Paddles • The Upper and 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.

  • Page 23: Stapling

    FS-501 Theory of Operation Ver2.0 Sep. 2004 Mechanical operations Stapling 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.

  • Page 24: Stapling Unit Moving Mechanism

    Mechanical operations FS-501 Theory of Operation Ver2.0 Sep. 2004 4.3.2 Stapling 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.

  • Page 25: Staple Sheet Empty Detection

    FS-501 Theory of Operation Ver2.0 Sep. 2004 Mechanical operations 4.3.3 Staple sheet empty detection • The Staple Empty Detecting Sensor is used to detect whether there is a staple sheet or not in the Staple Cartridge. • When there are about 20 staples left in the Staple Cartridge, a staple sheet empty condi- tion results and a staple-empty display is given on the control panel of the main unit.

  • Page 26: Elevator Tray

    Mechanical operations FS-501 Theory of Operation Ver2.0 Sep. 2004 Elevator tray • The Elevator Tray moves up or down according to certain conditions. 4.4.1 Elevator tray ascent/descent mechanism • The Elevator Tray is moved up or down by the Elevator Motor that turns forward or back- ward.

  • Page 27: Elevator Tray Shifting Mechanism

    FS-501 Theory of Operation Ver2.0 Sep. 2004 Mechanical operations 4.4.2 Elevator tray shifting mechanism • When in the 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.

  • Page 28: Horizontal Transport Unit

    Mechanical operations FS-501 Theory of Operation Ver2.0 Sep. 2004 Horizontal transport unit Entrance Switching Turnover Empty Sensor Solenoid (SL1-FN) (PC6-FN) Horizontal Unit Door Sensor (PC4-FN) Paper Sensor (PC1-FN) 2-18...

  • Page 29: Paper Transport Mechanism

    FS-501 Theory of Operation Ver2.0 Sep. 2004 Mechanical operations 4.5.1 Paper transport mechanism A. Paper path switching mechanism • The paper fed from the main unit moves through either one of the two different paper paths. • A solenoid is used to select the paper path.
  • Page 30 Mechanical operations FS-501 Theory of Operation Ver2.0 Sep. 2004 Blank page 2-20...
  • Page 31 SERVICE MANUAL FIELD SERVICE FS-501 2004.09 Ver. 2.0...
  • Page 33 After publication of this service manual, the parts and mechanism may be subject to change for improvement of their performance. Therefore, the descriptions given in this service manual may not coincide with the actual machine. When any change has been made to the descriptions in the service manual, a revised version will be issued with a revision mark added as required.
  • Page 35 FS-501 Field Service Ver2.0 Sep. 2004 CONTENTS General Product specifications ..................1-1 Type ........................1-1 Functions ......................1-1 Paper type ......................1-1 1.3.1 Non-Sort ....................... 1-1 1.3.2 Sort/Group ....................1-1 1.3.3 Sort staple/Group staple................1-2 Stapling......................1-2 Sort and staple capacity ..................1-2 1.5.1...
  • Page 36 FS-501 Field Service Ver2.0 Sep. 2004 Adjustment of the solenoids ................3-4 3.1.1 Adjustment of the Upper / Lower Entrance Switching Solenoid (SL1-FN) ... 3-4 3.1.2 Adjustment of the 1st Tray Entrance Selecting Solenoid (SL2-FN) ....3-4 Timing belt tension adjustment................3-4 3.2.1...
  • Page 37 FS-501 Field Service Ver2.0 Sep. 2004 Trouble code......................4-7 Trouble code display ..................4-7 Trouble code list....................4-7 2.2.1 How to reset ....................4-8 Solution......................4-9 2.3.1 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...
  • Page 38 FS-501 Field Service Ver2.0 Sep. 2004...

  • Page 39: Product Specifications

    FS-501 Field Service Ver2.0 Sep. 2004 Product specifications I General Product specifications Type Type Single Staple Finisher Installation Freestanding Document Alignment Center Supplies Staple Cartridge Option Job separator (JS-601) Functions Modes Non-Sort/ Sort/ Group/Sort Staple/ Group Staple Paper type 1.3.1 Non-Sort No.

  • Page 40: Sort Staple/Group Staple

    Product specifications FS-501 Field Service Ver2.0 Sep. 2004 1.3.3 Sort staple/Group staple No. of Sheets to Paper Type Paper Size Weight Tray Capacity Exit Tray be Stapled 60to 90 g/m 1,000 sheets 16 to 24 lb (A4R, 8-1/2 × ✽...

  • Page 41: Stacking With Stapling

    FS-501 Field Service Ver2.0 Sep. 2004 Product specifications 1.5.2 Stacking with stapling • (Reference: Actual value) Determined by number of Sets or number of Sheets based on number of bindings. A. Number of stacked paper No. of Sheets to be Stapled No.

  • Page 42: Js-601 Product Specifications

    JS-601 product specifications FS-501 Field Service Ver2.0 Sep. 2004 JS-601 product specifications Type Name Job separator Installation Fixed to Finisher Document Alignment Center Functions Modes Non-Sort (in the fax or printer output mode) Paper type Paper Type Paper Size Weight...

  • Page 43: Ii Maintenance

    FS-501 Field Service Ver2.0 Sep. 2004 Other II Maintenance Other Disassembly/Adjustment prohibited items A. Paint-locked Screws NOTE • Paint-locked screws show that the assembly or unit secured can only be adjusted or set at the factory and should not be adjusted, set, or removed in the field.

  • Page 44: Disassembly/Assembly List (Other Parts)

    Other FS-501 Field Service Ver2.0 Sep. 2004 Disassembly/Assembly list (Other parts) Section Part name Ref. page ☞ Upper Cover ☞ Upper Front Cover Exterior Parts ☞ Lower Front Cover ☞ Rear Cover ☞ Unit Stapling Unit Disassembly/Assembly procedure 1.3.1 Upper Cover/Upper Front Cover/Lower Front Cover/Rear Cover 1.

  • Page 45: Stapling Unit

    FS-501 Field Service Ver2.0 Sep. 2004 Other 1.3.2 Stapling Unit 1. Holding both sides of the cover [1], lift the cover up and take it off. 4684fs2501c0 2. Remove two screws [2], unplug the connector [3], and remove the Sta- pling Unit [4] from the moving cradle.
  • Page 46 Other FS-501 Field Service Ver2.0 Sep. 2004 Blank page...

  • Page 47: Iii Adjustment/Setting

    FS-501 Field Service Ver2.0 Sep. 2004 How to use the adjustment section III Adjustment/Setting How to use the adjustment section • “Adjustment/Setting” contains detailed information on the adjustment items and proce- dures for this machine. • Throughout this “Adjustment/Setting” the default settings are indicated by boldface.

  • Page 48: I/O Check List

    I/O check FS-501 Field Service Ver2.0 Sep. 2004 I/O check list 2.2.1 I/O check screen • This is only typical screen which may be different from what are shown on each individ- ual main unit. 4036fs3028e0 2.2.2 I/O check list A.
  • Page 49 FS-501 Field Service Ver2.0 Sep. 2004 I/O check Operation characteris- tics/Panel display Symbol Panel display Part/Signal name PC13-FN Home Exit Roller Home Position Sensor Blocked Unblocked (Exit roller) Home Stapler Home Sensor 1 Unblocked Blocked (Stapler 1) Empty St. 1 Needle...

  • Page 50: Mechanical Adjustment

    Mechanical adjustment FS-501 Field Service Ver2.0 Sep. 2004 Mechanical adjustment Adjustment of the solenoids 3.1.1 Adjustment of the Upper / Lower Entrance Switching Solenoid (SL1-FN) 1. Loosen the screw [1] that secures the solenoid in position. 2. Move the solenoid [2] up and down and lower the lever [3] downward.

  • Page 51: Adjustment Of The Exit Motor (M3-Fn) Timing Belt

    FS-501 Field Service Ver2.0 Sep. 2004 Mechanical adjustment 3.2.3 Adjustment of the Exit Motor (M3-FN) Timing Belt 1. Loosen three screws [1]. 2. Tighten three screws [1] so that the distance D between the upper end face of the head of screws [1] and...

  • Page 52: Board Switch

    Board switch FS-501 Field Service Ver2.0 Sep. 2004 Board switch 4684fs4503c0 Symbol Description Used to run the Test Mode operation. Used to run the Test Mode operation. DIP switch used to set the Test Mode operation. Turn ON or OFF, or blink to indicate a specific condition during Test Mode LED1 to 4 operations.

  • Page 53: Test Mode

    FS-501 Field Service Ver2.0 Sep. 2004 Test mode Test mode Test mode setting procedure <Setting Procedure> 1. Turn OFF the Power Switch of the main unit. 2. Flip keys of the DIP switch into the ON or OFF position as necessary. (See Table below.)

  • Page 54: Operation In Each Test Mode Operation

    Test mode FS-501 Field Service Ver2.0 Sep. 2004 Operation in each test mode operation 5.3.1 1st Tray Exit S1-FN:ON Motors and solenoids: Energized Entrance Motor (M1-FN), Upper Entrance Motor (M4-FN), Upper/ Lower Entrance Switching Solenoid (SL1-FN), 1st Tray Entrance Switching Solenoid (SL2-FN)

  • Page 55: Aligning Plate Operation

    FS-501 Field Service Ver2.0 Sep. 2004 Test mode 5.3.5 Aligning Plate Operation S1-FN:ON At the home position S1-FN:ON 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 A4R paper...

  • Page 56: Storage Roller/Rolls Spacing

    Test mode FS-501 Field Service Ver2.0 Sep. 2004 5.3.8 Storage Roller/Rolls Spacing S1-FN:ON Pressed S2-FN:ON Separated 5.3.9 Elevator Tray Operation S1-FN:ON Goes up until the Elevator Tray Upper Limit Sensor PQ (PWB-D FN) is blocked. S2-FN:ON Goes down until the Elevator Tray Upper Limit Sensor PQ (PWB-D FN) is unblocked.

  • Page 57: Iv Troubleshooting

    FS-501 Field Service Ver2.0 Sep. 2004 Jam Display IV Troubleshooting Jam Display Initial check items • When a paper misfeed occurs, first perform the following initial check items. Check item Action Does paper meet product specifications? Replace paper. Replace paper.

  • Page 58: Sensor Layout

    Jam Display FS-501 Field Service Ver2.0 Sep. 2004 Sensor layout 4684fs4502c0 [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...

  • Page 59: Solution

    FS-501 Field Service Ver2.0 Sep. 2004 Jam Display Solution 1.4.1 Transport section misfeed A. Detection timing Type Description The 1st Tray Exit Sensor (PC1-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.

  • Page 60: Tray1 Exit Section Misfeed

    Jam Display FS-501 Field Service Ver2.0 Sep. 2004 1.4.2 Tray1 Exit section misfeed A. Detection timing Type Description Tray1 Exit section The 1st Tray Exit Sensor (PC1-FN) is not unblocked even after the lapse of a misfeed detection given period of time after it has been blocked.

  • Page 61: Elevator Tray Exit Section Misfeed

    FS-501 Field Service Ver2.0 Sep. 2004 Jam Display 1.4.4 Elevator Tray Exit section misfeed A. Detection timing Type Description Elevator Tray Exit The Storage Sensor (PC3-FN) is not unblocked even after the lapse of a given section misfeed period of time after it has been blocked.

  • Page 62: Stapler Section Misfeed

    Jam Display FS-501 Field Service Ver2.0 Sep. 2004 1.4.6 Stapler section misfeed A. Detection timing Type Description Stapler section mis- The Stapler does not return to its home position within a given period of time after feed detection the forward drive of the Stapler has been started.

  • Page 63: Trouble Code

    FS-501 Field Service Ver2.0 Sep. 2004 Trouble code Trouble code Trouble code display • The main unit's CPU performs a self-diagnostics function that, on detecting a malfunc- tion, gives the corresponding malfunction code on the Touch Panel. 4036fs4012e0 Trouble code list...

  • Page 64: How To Reset

    Trouble code FS-501 Field Service Ver2.0 Sep. 2004 Code Item Description C0BA0 Elevator Motor (M7-FN) drive • The Elevator Tray Upper Limit Sensor PQ (PWB-D FN) malfunctions 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).

  • Page 65: Solution

    FS-501 Field Service Ver2.0 Sep. 2004 Trouble code Solution 2.3.1 C0B20:Stapling Unit Moving Motor (M6-FN) drive malfunction A. Detection timing Malfunction code Description The Staple Home Position Sensor (PC14-FN) does not go HIGH even after the C0B20 lapse of a given period of time after M6-FN has been energized (to return the Sta- pling Unit to its home position).

  • Page 66: C0B30:Cd Aligning Motor (M5-Fn) Drive Malfunction

    Trouble code FS-501 Field Service Ver2.0 Sep. 2004 2.3.2 C0B30:CD Aligning Motor (M5-FN) drive malfunction A. Detection timing Malfunction code Description The CD Aligning Home Position Sensor (PC9-FN) does not go LOW even after the C0B30 lapse of a given period of time after M5-FN has been energized (to return the Align- ing Plate to its home position).

  • Page 67: C0B48:Exit Roller/Rolls Spacing Motor (M13-Fn) Drive Malfunction

    FS-501 Field Service Ver2.0 Sep. 2004 Trouble code 2.3.3 C0B48:Exit Roller/Rolls Spacing Motor (M13-FN) drive malfunction A. Detection timing Malfunction code Description The Exit Roller Home Position Sensor (PC13-FN) does not go HIGH even after the C0B48 lapse of a given period of time after M13-FN has been energized (to start spacing/ pressure sequence).

  • Page 68: C0B4A:storage Roller/Rolls Spacing Motor (M12-Fn) Drive Malfunction

    Trouble code FS-501 Field Service Ver2.0 Sep. 2004 2.3.4 C0B4A:Storage Roller/Rolls Spacing Motor (M12-FN) drive malfunction A. Detection timing Malfunction code Description The Storage Roller Home Position Sensor (PC12-FN) does not go HIGH even after C0B4A the lapse of a given period of time after M12-FN has been energized (to start spac- ing/pressure sequence).

  • Page 69: C0B80:Shift Motor (M8-Fn) Drive Malfunctions

    FS-501 Field Service Ver2.0 Sep. 2004 Trouble code 2.3.6 C0B80:Shift Motor (M8-FN) drive malfunctions A. Detection timing Malfunction code Description The Shift Home Position Sensor (PC10-FN) does not go HIGH even after the lapse of a given period of time after M8-FN has been energized (to start returning the Elevator Tray to its home position).

  • Page 70: C0Ba0:Elevator Motor (M7-Fn) Drive Malfunctions

    Trouble code FS-501 Field Service Ver2.0 Sep. 2004 2.3.7 C0BA0:Elevator Motor (M7-FN) drive malfunctions A. Detection timing Malfunction code Description 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).

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