Sharp AR-FN8 Page 239 Service Manual Download

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7-41

CHAPTER 7 TROUBLESHOOTING

20. Faulty second feed motor (related to MS3)

Checks

Check the safety range switch.
Is the switch normal?

Is the safety range detection
switch passed correctly?

Check the shutter closed
detection switch. Is the switch
normal?

Is the shutter closed detection
switch pressed correctly?

Cause

Safety range switch
(MS3)

Shutter closed detection
switch (MS4)

Finisher controller PCB

Step

Yes/No

Yes

Action

Replace the switch.

Correct mechanical
operation.

Replace the switch.

Correct the
mechanism.

Replace the finisher
controller PCB.

Summary of Contents for AR-FN8

Page 1: ...aining the safety and performance of the set SHARP CORPORATION SERVICE MANUAL FINISHER PUNCH UNIT AR FN8 AR FN9 AR PN2A AR PN2B AR PN2C MODEL AR PN2D 1 GENERAL DESCRIPTION 1 1 2 FINISHER UNIT BASIC OPERATION 2 1 3 SADDLE STICHER UNIT BASIC OPERATION 3 1 4 PUNCHER UNIT BASIC OPERATION 4 1 5 MECHANICAL CONSTRUCTION 5 1 6 MAINTENANCE AND INSPECTION 6 1 7 TROUBLESHOOTING 7 1 8 UNPACKING AND INSTALLATI...

Page 2: ...ems are operated Chapter 5 Mechanical System discusses how the finisher is constructed mechanically and shows how it may be disassembled assembled and adjusted Chapter 6 Maintenance and Inspection provides tables of periodically replaced parts and consumables and durables together with a scheduled servicing chart Chapter 7 Troubleshooting shows how to troubleshoot possible faults and gives electri...

Page 3: ...ii ...

Page 4: ...tcher Unit Saddle Finisher 1 23 G Removing Paper Jams from the Puncher Unit option 1 25 H Removing Punched Scrap from the Puncher Unit option 1 26 IV MAINTENANCE BY THE USER 1 27 A Maintenance by the User 1 27 I BASIC OPERATION 2 1 A Outline 2 1 B Outline of Electrical Circuitry 2 2 C Inputs to and Outputs from the Finisher Controller PCB 2 4 II FEED DRIVE SYSTEM 2 10 A Outline 2 10 B Type of Deli...

Page 5: ... FOR A JAM 3 40 VII POWER SUPPLY 3 45 CHAPTER 3 SADDLE STITCHER UNIT BASIC OPERATION I BASIC OPERATION 4 1 A Outline 4 1 B Inputs to and Outputs from Punch Driver PCB 4 2 II PUNCH OPERATION 4 5 I FINISHER UNIT 5 1 A Externals and Controls 5 1 B FEEDING SYSTEM 5 8 C PCBs 5 16 II SADDLE STITCHER UNIT 5 17 A Externals and Controls 5 17 B SADDLE UNIT 5 22 C PCBs 5 32 III PUNCHER UNIT OPTION 5 33 A Ext...

Page 6: ... D Light Emitting Diodes LED and Check Pins by PCB 7 30 IV TROUBLESHOOTING 7 32 A Finisher Unit 7 32 B Saddle Stitcher Unit 7 42 C Puncher Unit option 7 50 CHAPTER 7 TROUBLESHOOTING I PERIODICALLY REPLACED PARTS 6 1 A Finisher Unit 6 1 B Saddle Stitcher Unit 6 1 C Puncher Unit option 6 1 II CONSUMABLES AND DURABLES 6 2 A Finisher Unit 6 2 B Saddle Stitcher Unit 6 2 C Puncher Unit option 6 2 III PE...

Page 7: ...NS A 1 B FINISHER UNIT CIRCUIT DIAGRAM A 2 C FINISHER CONTROLLER PCB A 5 D SADDLE STITCHER UNIT CIRCUIT DIAGRAM A 15 E SADDLE STITCHER UNIT PCB A 17 F PUNCHER UNIT OPTION CIRCUIT DIAGRAM A 25 G PUNCH DRIVER PCB A 26 H SOLVENT AND OIL A 29 ...

Page 8: ...h Staples 1 17 C Removing Staple Jams from the Finisher Unit 1 19 D Removing Paper Jams from the Saddle Stitcher Unit Saddle Finisher 1 20 E Supplying the Saddle Stitcher Unit with Staples Saddle Finisher 1 22 F Removing Staple Jams from the Saddle Stitcher Unit Saddle Finisher 1 23 G Removing Paper Jams from the Puncher Unit option 1 25 H Removing Punched Scrap from the Puncher Unit option 1 26 I...

Page 9: ...hout interruption from the host machine even during stapling or offset operation 6 Has a saddle stitch function Saddle Finisher The finisher can staple along the center of paper and fold it in two up to 15 sheets 7 Offers a punch function option The use of the puncher unit enables the finisher to punch sheets for binders before they are output The puncher unit is capable of handling papers between...

Page 10: ... sheets of a same size are loaded in the specified bin in the non sort mode Discharged paper bundles are shifted back and forth to sort Stapling is automatically performed Paper sheets of different sizes are loaded in the specified bin In the sort group mode only sheets of a same width can be loaded Paper sheets of different sizes of a same width are stapled and loaded in a same bundle in the stap...

Page 11: ...ring sensor Stack tray Paper load height In the case of size staple mixed load Mode Mode Setup Non sort Sort Group Staple at one point Staple at 2 points Mixed load of different widths 74mm X X X X Mixed load of A3 and A4 74mm 74mm 74mm 74mm 500 sheets or 50 sets whichever is reached first 74mm 500 sheets or 50 sets whichever is reached first Mixed load of B4 and B5 74mm 74mm 74mm 74mm 500 sheets ...

Page 12: ...cified in the staple sort mode Staple empty in the staple cartridge is automatically detected by the photo sensor One point staple in the front A3 long B4 long A4 long short B5 short LD long LG long LT long short FOLIO COMPUTER One point staple at that back A4 long LG long LT long COMPUTER One point staple at the back Slant staple A3 long B4 long A4 short B5 short LD long LT short Two point staple...

Page 13: ...n Paper width 4 4 30 4 4 5 0 6 0 Paper width A Paper feeding direction Size A A4 Long FOLIO 204 0 LG Long LT Long 210 0 30 4 0 6 0 Paper width A Paper feeding direction 5 0 Paper feeding direction Paper width B A Size A B A3 long L4 short 83 0 203 0 A4 long FOLIO 62 5 138 5 B4 long B5 short COMP 63 0 183 0 LD long LT short 74 0 194 0 LT long LG LONG 62 5 144 5 Size A A3 long A4 short 291 0 B4 long...

Page 14: ...heets Center stapling two fold Fixed stapling pitch Center folding Sheet center adjustment function provided A3 long B4 long A4 long LD long LT long 64 80g m2 Cover only 64 200g m2 Normal paper recycled paper Bundle of 11 15 sheets 10 sets Bundle of 6 10 sheets 20 sets Bundle of 5 sheets or less 25 sets No stapling for one folding Size Weight Kind Load capacity Stapling position 1 0mm or less B A ...

Page 15: ...tioning bracket 1 Tray 2 Harness cover Large 1 Harness cover Small 1 Latch unit 1 Latch unit lower cover 1 IPC board 1 Locking support 1 Staple position label 1 Entry port mylar 1 TPPAN screw M4x6 4 BID screw with washer M4x6 1 BID screw with washer M4x20 4 DIS screw with washer M4x16 2 Step screw 4 BID screw M4x14 1 BID screw M4x6 2 External dimensions Machine external dimensions Package external...

Page 16: ...identification must be valid in the job offset mode 3 Side shift quantity is the value at the back edge of paper 4 Excluding unexpected error of non conformity of the standards 5 Alignment of 750 sheets or more is out of the above specifications Loadable 6 Alignment of mixed sizes is out of the above specifications Loadable 6 Conforming standards Safety standards Obstruction wave standards 1 UL 2 ...

Page 17: ...offset load Sort Staple load Paper size and load height cascade setup in mixed load Mode Setup Non sort Sort Group One point staple Two point staple Different width mixed X X X X X A3 and A4 mixed X 63mm X 63mm 425 sheets or 42 sets whichever is reached first 63mm 425 sheets or 42 sets whichever is reached first B4 and B5 mixed X 63mm X 63mm 425 sheets or 42 sets whichever is reached first 63mm 42...

Page 18: ...t A3 long B4 long A4 long short B5 long short FOLIO LD long LG long LT long short COMPUTER Available Punch dust full and jam are displayed on the copier display 64 200g OHP sheet or special paper cannot be used 1 million sheets 80g paper Not provided Not provided The punch mode can be set with the operation panel of the copier Number of punch holes and hole dia For details of punch positions refer...

Page 19: ...Unit mm 2 hole Ø 6 5 Japan Europe 80mm pitch 3 hole Ø 8 0 North America 4 hole Ø 6 5 Sweden 2 hle Ø 8 0 North America 70mm pitch 4 hole Ø 6 5 France 80 1 12 3 40 3 108 3 108 1 108 1 12 3 70 1 12 3 35 3 12 3 80 1 80 1 80 1 40 3 35 3 12 3 21 1 21 1 70 1 ...

Page 20: ...dimension does not include the punch lower cover W726 x D514 x H339mm About 6kg About 11kg Punch unit body 1 Punch lower cover 1 Jam process label 1 Saddle jam process label 1 Connector cover 1 Body cover stopper 1 Step screw long 1 Step screw short 2 BID screw M4x16 1 BID screw M4x6 3 External dimensions Weight Package weight Machine external dimensions Package external dimensions Machine weight ...

Page 21: ...r 3 Delivery roller 4 Swing guide 5 Feed roller 2 6 Height sensor 7 Wrap flapper 8 Buffer roller 9 Buffer inlet flapper 10 Saddle stitcher flapper 11 Inlet feed roller 12 Feed roller 1 13 Vertical path 14 Stapler 15 Knurled belt 16 Tray lift motor 17 Saddle stitcher unit Saddle Finisher 18 Latch unit 19 Inlet feed section Figure 1 204 ...

Page 22: ...4 3 2 1 7 8 9 10 11 12 1 Guide plate 2 Folding roller 3 Delivery guide plate 4 Holding roller 5 Stitcher front rear 6 Inlet roller 7 No 1 flapper 8 No 2 flapper 9 Stitcher plate front rear 10 Butting plate 11 Crescent roller 12 Paper positioning plate Figure 1 205 ...

Page 23: ...IPTION 3 Puncher Unit option 1 Punch motor 2 Cam 3 Hole puncher Punch blade 4 Die 5 Photosensor PCB 6 LED PCB 7 Horizontal registration motor 8 Scrap full detector PCB unit 9 Punched scrap container Figure 1 206 1 2 3 4 5 6 7 8 9 ...

Page 24: ...e following to re move the jam 1 Holding the latch lever down as shown move it to detach it from the host machine Figure 1 301 2 Remove any jam visible from the outside Figure 1 302 3 Open the upper cover and check the inside of the finisher Figure 1 303 4 Lift the buffer roller cover and remove the jam Figure 1 304 5 Lift the buffer roller and remove the jam Figure 1 305 ...

Page 25: ...the host machine Figure 1 307 8 Operate as instructed on the display B Supplying the Finisher Unit with Staples If the copier indicates the finisher unit staple supply message perform the following to sup ply it with staples 1 Open the front door Figure 1 308 2 Turn the blue knob counterclockwise Figure 1 309 3 Draw out the staple unit and pull put the staple cartridge Figure 1 310 ...

Page 26: ...hat the new cartridge is one specifically designed for the finisher unit Do not tear off the seal which fixes the staples before setting them in the car tridge 6 Pull the length of tape used to hold the staples in place straight out Figure 1 313 7 Set the staple cartridge Figure 1 314 8 Push in the stapler unit completely until it stops and turn the blue knob clockwise to lock it and close the fro...

Page 27: ... to be stapled from the delivery tray Figure 1 316 2 Open the front door Figure 1 317 3 Turn the blue knob counterclockwise Figure 1 318 4 Draw out the stapler unit and then lift it up Figure 1 319 5 Remove the lock of the stopper and open the staple cover Lift up the metal knob softly to open the staple cover Figure 1 320 6 Remove the jammed staples Figure 1 321 7 Push down the metallic knob and ...

Page 28: ...d the stapler unit will automatically execute idle punching several times to advance the staples D Removing Paper Jams from the Saddle Stitcher Unit Saddle Finisher If the host machine indicates the saddle stitcher unit paper jam message perform the fol lowing to remove the jam 1 Holding the latch lever down unit as shown move it to detach it from the host machine Figure 1 323 2 Open the front low...

Page 29: ... Turntheknobcounterclockwisewhilepush ing it in Figure 1 326 5 Remove the jam Figure 1 327 6 Open the inlet cover and remove the jam Figure 1 328 7 Close the front lower door Figure 1 329 8 Connect the saddle finisher to the host ma chine 9 Operate as instructed on the display ...

Page 30: ... perform the following to supply it with staples 1 Open the front lower door Figure 1 330 2 Slide out the stitcher unit Figure 1 331 3 Pull the stitcher unit to the front once and then shift it up Figure 1 332 4 Hold the empty cartridge on its sides and remove it Figure 1 333 5 Set a new cartridge Figure 1 334 Reference You must always replace both cartridges at the same time ...

Page 31: ...front door Figure 1 336 F Removing Staple Jams from the Saddle Stitcher Unit Saddle Finisher If the host machine indicates the saddle stitcher unit staple jam message perform the fol lowing to remove the jam 1 Open the front lower door Figure 1 337 2 Slide out the stitcher unit Figure 1 338 3 Pullthestaplerofthestitcherunittothefront once and then shift it up Figure 1 339 ...

Page 32: ... return the tab B to its original position Figure 1 342 7 Return the cartridge to its original position Figure 1 343 8 Pull the stitcher of the stitcher unit to the front once and then return it to its original position Figure 1 344 9 Push the stitcher unit back to its original position and close the front lower door Figure 1 345 Reference Whenever you have removed a staple jam be sure to execute ...

Page 33: ...ollowing to remove the jam 1 Open the front door of the puncher unit Figure 1 346 2 Align the triangle mark on the knob within the range marked by Figure 1 347 3 Close the front door of the puncher unit Figure 1 348 4 Open the upper cover Figure 1 349 5 Remove the jam Figure 1 350 6 Close the upper cover Figure 1 351 7 Operate as instructed on the display ...

Page 34: ...he puncher unit perform the follow ing to remove the punched scrap 1 Open the front door of the puncher unit Figure 1 352 2 Slide out the punched scrap container Figure 1 353 3 Discard the punched scrap Figure 1 354 4 Return the punched scrap container to its original position Figure 1 355 5 Close the front door of the puncher unit Figure 1 356 ...

Page 35: ...ge types Be sure that the appropriate type is used for each V MAINTENANCE BY THE USER A Maintenance by the User Timing When the appropriate indication is made on the host machine s display Item Replacing the staple cartridge finisher unit Replacing the staple cartridge saddle stitcher unit Table 1 401 No 1 2 ...

Page 36: ...operated The symbol in drawings indicates transmis sion of mechanical drive and signals marked by together with the signal name indicates the flow of electrical signals 2 In descriptions of digital circuits on the finisher 1 indicates a high signal voltage level while 0 indicates a low signal voltage level Voltage values differ according to the circuit A microprocessor is used on the finisher A de...

Page 37: ... PCB according to the appropriate commands from the host machine In the case of the Saddle Finisher copies from the host machine may be routed to the saddle stitcher unit Swing guide drive system Alignment drive system Stapler drive system Delivery drive system Feeder drive system Shutter drive system Tray drive system Saddle stitcher unit control system Saddle Finisher Control system Figure 2 101...

Page 38: ...ates information on sensors and switches to the host ma chine through a serial communications circuit In the case of the Saddle Finisher the finisher controller PCB not only communicates with the saddle stitcher controller PCB but also imparts the saddle stitcher unit s various states information on sensors and switches to the host machine The ICs used on the finisher controller PCB are designed f...

Page 39: ...ROM Q4 Communication IC Q7 EP ROM Q8 Q89 RAM Q14 Saddle stitcher controller PCB Saddle Finisher Punch driver PCB Puncher unit option Host machine DC controller PCB CPU Finisher controller PCB communication Regulator IC Motor Solenoid Switch Sensor Figure 2 102 ...

Page 40: ...3 J11 3 2 1 2 3 1 6 5 7 J202 PI1 J106 3 1 2 J17 7 5V PENT 5V PDEL 5V STOPN 5V JOGHP 5V STPHP 5V TRYHP 5V STPTY 9 8 9 7 8 1 3 2 Inlet sensor Delivery sensor Stapling tray sensor Shutter open sensor Alignment guide home position sensor Stapler shift home position sensor Tray home position sensor Finisher controller PCB When the sensor detects paper 1 When the sensor detects paper 1 When the sensor d...

Page 41: ...2 9 8 Delivery motor clock sensor Tray 1 paper sensor Tray 2 paper sensor Buffer path paper sensor Joint sensor Door open sensor Buffer path inlet paper sensor Swing guide open sensor Tray lift motor clock sensor 1 Tray lift motor clock sensor 2 Sensor PCB Finisher controller PCB While the delivery motor is rotating alternately between 0 and 1 When paper is present on tray 1 0 When paper is presen...

Page 42: ...209 3 4 MS5 N C 8 J5 7 J132 1 2 Swing motor clock sensor Height sensor Door switch Swing guide closed detecting switch 1 Swing guide closed detecting switch 2 Safety zone switch Shutter closed detecting switch Tray upper limit detecting switch Finisher controller PCB When the swing motor is rotating alternately between 0 and 1 Measures the distance between the sensor and the top of the stack on th...

Page 43: ... J2 2 7 6 5 4 3 2 3 4 5 6 Stapler unit Staple home position sensor Staple switch 24V Saddle stitcher controller PCB Host machine Finisher controller PCB When the stapler is at the home position 0 When staples are present in the cartridge 0 When the stapler is connected 0 Communication line Communication line 3 5 4 J500 1 J207 1 ...

Page 44: ...7A 10 2 11 1 SL7 J500 1 2 24V BESCPSL 2 J12B 7 8 24V J10 1 2 B 3 A 4 B 5 A 6 1 M1 Flapper solenoid Buffer inlet solenoid Buffer outlet solenoid Paddle solenoid Escape solenoid Belt escape solenoid First feed motor Finisher controller PCB When 0 the solenoid is turned on When 0 the solenoid is turned on When 0 the solenoid is turned on When 0 the solenoid is turned on When 0 the solenoid is turned ...

Page 45: ...ction speed changes between and According to rotation direction speed changes between and in sequence According to rotation direction speed changes between and in sequence According to rotation direction speed changes between and According to rotation direction speed changes between and According to rotation direction speed changes between and According to rotation direction speed changes between ...

Page 46: ...riate mode simple stacking job offset stapling See Figure 2 201 for a diagram of the three modes of delivery four for the Saddle Finisher Method of delivery Normal delivery Simple stacking Job offset Stapling Front diagonal Rear 1 point Rear diagonal 2 point Saddle stitch delivery Saddle Finisher only Figure 2 201 Normal delivery tray Normal delivery tray To saddle stitcher unit Saddle Finisher Fi...

Page 47: ...2 11 CHAPTER 2 FINISHER UNIT BASIC OPERATION 1 Normal Delivery a Simple Stacking The finisher delivers copies directly to the tray Tray Copies elivery roller Feed roller 2 Feed roller 1 Figure 2 203 ...

Page 48: ...t of about 30 mm and the second sort job is deliv ered without being shifted Whether the first copy or the last copy of a sort job should be shifted is determined by the host machine Tray Each sort job is stacked alternately Figure 2 204 Swing guide Stapling tray Delivery roller Stopper Feed roller 1 Figure 2 205 Results of Delivering 4 Sets Direction of delivery Copies handled by job offset Figur...

Page 49: ...t machine on the stapling tray Then it staples and delivers the copies to the appropriate tray Tray Copies Stapling Swing guide Delivery roller Stapling tray Stopper Feed roller 1 Figure 2 207 Front diagonal stapling Rear diagonal stapling 2 point stapling Paper width 2 Rear 1 point stapling Figure 2 208 ...

Page 50: ...inisher from the host machine is routed to the saddle stitcher by the paper deflecting plate The saddle stitcher executes stitching and saddling operations on the copy and then delivers it to the saddle stitcher tray For discussions of stacks in the saddle stitcher see Chapter 3 To saddle stitcher Figure 2 209 ...

Page 51: ...size Length or width 182 mm or less Typical copy examples A5 R ST R thick stock Table 2 201 Delivery roller Buffer roller Figure 2 210 2 Buffer Paper Path 1 When stacking copies shown in Table 2 202 the copies pass over the buffer roller increasing the distance between copies Copy size Length and width 182 mm or more Typical copy examples A3 B4 A4 A4R B5 B5R L LG LT LT R excluding transparencies a...

Page 52: ...n the stapling tray Copy size Length 182 to 232mm and width 182 to 297mm Typical copy examples A4 B5 LT excluding transparencies and thick stock Table 2 203 The following shows paper delivery operation in the case of three originals in the stapling mode 1 The first copy is moved in the direction of the buffer roller 1st copy Buffer roller Figure 2 212 2 The first copy wraps around the buffer rolle...

Page 53: ...e host machine 3rd copy 2nd copy 1st copy Figure 2 214 4 The first second and third copies are simultaneously pulled into the stapling tray 3rd copy 2nd copy 1st copy Figure 2 215 Note The third copy as explained here is moved through buffer paper path 1 This fact is omitted from the discussion to avoid interrupting the sequence of operations ...

Page 54: ...ensor PI1 elivery sensor PI3 Stapling tray sensor PI4 Buffer path paper sensor PI14 In addition each delivery tray is equipped with a sensor designed to detect the presence ab sence of paper on it No 1 tray paper sensor PI11 No 2 tray paper sensor PI12 If a copy fails to reach or move past each sensor within a specific period of time the finisher controller PCB identifies the condition as a jam an...

Page 55: ...n signal 2 SFTCLK2 Tray lift motor drive signal Paddle solenoid drive signal PDLSL Second feed motor drive signal First feed motor drive signal Inlet feed motor drive signal Buffer outlet solenoid drive signal EXITSL Buffer inlet solenoid drive signal ENTSL Flapper solenoid drive signal FLPSL Belt escape solenoid drive signal BESCPSL Stapler motor drive signal Stapler shift motor drive signal SL5 ...

Page 56: ...I3 PI1 PI4 PI11 PI12 No 1 tray paper detection signal FSTTRAY Stapling tray paper detection signal STPTY Buffer path paper detection signal BUFPASS Delivery detection signal PDEL Buffer path inlet paper detection signal BUFENTR Inlet paper deteciton signal PENT Finisher controller PCB Figure 2 217 ...

Page 57: ...e up position When the swing guide has moved up the knurled belts attached to feed roller 2 move the copy to the stapling tray The presence of paper on the stapling tray is monitored by the stapling tray sensor PI4 The first sheet is fed to the stapling tray while the swing guide is moving up The finisher controller PCB drives the alignment motor M3 in advance and keeps the align ment guide in wai...

Page 58: ... Delivery sensor PI3 Staple tray sensor PI4 Second feed motor M8 Alignment motor M3 Alignment guide home position sensor PI6 Swing guide open sensor PI18 Swing guide closed detecting switch 1 MS2 Swing motor M7 Inlet feed motor M9 Escape solenoid SL6 Motor CW rotation Motor CCW rotation Guide plate Escape solenoid SL6 Paper Alignment guide Alignment guide home position sensor PI6 Alignment motor M...

Page 59: ...ide Tray 1 2 Delivery roller Stapling tray Feed roller 2 Knurled belts Stopper Figure 2 220 2 The alignment guide shifts the sheet to the front Existing stack Alignment guide Offset sheet Figure 2 221 3 The swing guide moves down and at the same time the delivery roller delivers the sheet Offset sheet Swing guide Feed roller 2 Knurled belts Tray 1 2 Delivery roller Stapling tray Stopper Figure 2 2...

Page 60: ...tapler unit is checked by the stapler shift home position sensor PI7 to find out whether it is at the home position When starting operation after power on the finisher controller PCB drives the stapler shift motor M4 to return the stapler unit to the home position If the stapler is already at the home position it is kept waiting as it is Stapler shift motor M4 Stapler Sheets Stapler shift home pos...

Page 61: ...2 25 CHAPTER 2 FINISHER UNIT BASIC OPERATION Front diagonal stapling 2 point stapling Paper width 2 Rear diagonal stapling Rear 1 point stapling Figure 2 224 ...

Page 62: ...s moved up the feed belts of feed roller 2 move the sheet to the stapling tray The first sheet is fed to the stapling tray while the swing guide is moving up The presence of paper on the stapling tray is detected by the stapling tray sensor PI4 The finisher controller PCB drives the alignment motor M3 when the stapling tray sensor has detected paper to put sheets in order The alignment plate is ke...

Page 63: ...BASIC OPERATION Swing guide Swing guide open sensor PI18 Swing guide closed detecting switches 1 2 MS2 MS6 Delivery roller Swing motor clock sensor PI20 Delivery motor clock sensor PI10 Delivery motor M2 Swing motor M7 Figure 2 226 ...

Page 64: ...ent sheets have moved past feed roller 2 causing the drive of the second feed motor M8 to rotate the paddle The sheets are pushed by the paddle and moved to the stapling tray Almost simultaneously with the trailing edge of the sheet falling into the stapling tray the belt escape solenoid is turned off to return the feed belts that were in the escape position to their original position and feed the...

Page 65: ...FINISHER UNIT BASIC OPERATION nurled belts Escape direction Belt escape solenoid SL7 Figure 2 228 M8 Paddles Paddles Paddle solenoid SL5 2nd and subsequent sheets 1st sheet Stapler Stopper 2nd feed motor Figure 2 229 ...

Page 66: ...the guide against the stack Then the finisher controller PCB rotates the swing motor M7 counterclockwise to move the swing guide downwards The finisher controller PCB moves the stapler according to the staple mode for stapling From then on it rotates the delivery motor M2 clockwise to delivery the stack to the tray Swing guide Sheets Tray 1 2 Delivery roller Stapling tray Feed roller 2 Knurled bel...

Page 67: ...2 31 CHAPTER 2 FINISHER UNIT BASIC OPERATION Swing guide Swing motor M7 Delivery motor M2 Delivery roller Figure 2 231 ...

Page 68: ... it to be rotated clockwise or counterclockwise When the stapling home position sensor is off the finisher controller PCB rotates the stapler motor clockwise until the sensor is turned on so as to return the stapling cam to its initial state The presence absence of staples inside the staple cartridge is detected by the staple switch MS8 The finisher controller PCB does not drive the stapler motor ...

Page 69: ...2 33 CHAPTER 2 FINISHER UNIT BASIC OPERATION Figure 2 232 Staple detection signal Stapling home position detection signal Staple motor drive signal M6 Finisher controller PCB Figure 2 233 ...

Page 70: ...otor M9 Second feed motor M8 Inlet sensor PI1 Delivery sensor PI3 Alignment motor M3 Alignment guide home position sensor PI6 Swing guide open sensor PI18 Staple tray sensor PI4 Swing guide closed detecting switch 1 MS2 Paddle solenoid SL5 Stapler shift motor M4 Staple motor M6 Belt escape solenoid SL7 Staple home position sensor PI22 Motor CW rotation Motor CCW rotation Figure 2 234 ...

Page 71: ...de of delivery as no specific mode is recognized at this point in time When the command for stapling arrives from the host machine after the first sheet has reached the host machine pre regis tration sensor the stapler moves to the staple wait position to suit the appropriate stapling position and paper size See Figures 2 235 and later for an idea of the waiting position according to the stapling ...

Page 72: ...er Stapling tray delivery direction Guide plate Stapler Wait position Stapling position Figure 2 236 c Rear Diagonal Stapling For LT and B5 sizes the stapler is kept waiting toward the rear away from the stapling position The stapler is moved to and from the stapling position for each stapling operation Stapler Wait position Stapling position Stopper Stopper Stapling tray delivery direction Guide ...

Page 73: ...apling The stapler is kept waiting at the center of paper Stapling occurs at two points first at the rear and then at the front Stapling tray delivery direction Guide plate Stopper Stapling position Stapler Wait position Stapling position Stopper Figure 2 238 ...

Page 74: ...ome position it is kept waiting as it is The finisher controller PCB moves up and down the tray selected by the host machine so that it is positioned at the delivery slot The upper limit of the tray is detected by the tray upper limit detecting switch MS5 The finisher controller PCB stops the drive up of the tray lift motor M5 as soon as the tray upper limit detecting switch is turned on The heigh...

Page 75: ...OPERATION Tray 1 Tray 2 Tray guide Tray upper limit detecting switch MS5 Encoder Tray lift motor clock sensor 2 PI19 Tray lift motor clock sensor 1 PI9 Safety zone switch MS3 Tray home position sensor PI8 Tray lift motor M5 Figure 2 239 ...

Page 76: ... the conditions in Table 2 201 occur informing the host machine that the tray is full Notes 1 The capacity for the non staple sort mode is approximate and computed based on 80 g m2 paper 2 Alignment for stacks containing of 750 sheets or more is not guaranteed 3 Stacking height precision is 7 mm Table 2 201 Tray Tray 1 Tray 2 Small size 147 mm high 1000 sheets 147 mm high 1000 sheets Large size 74...

Page 77: ...2 41 CHAPTER 2 FINISHER UNIT BASIC OPERATION eight sensor PS1 Paper Figure 2 240 ...

Page 78: ...otates counterclockwise once again it moves down to open to enable delivery When the shutter is held at the up position claws slide out of the swing guide to engage the back of the shutter This way the existing slack and the swing guide engage while the tray is moved preventing the guide from opening The claws slide in when the shutter is moved down to release the engagement The upward movement of...

Page 79: ...d the new tray moves to the stacking lower limit The distance of movement is detected by the tray lift motor clock sensor 1 2 PI9 PI19 Tray lift motor M5 Figure 2 242 3 The second feed motor rotates counterclockwise and the shutter moves down M M8 Second feed motor Figure 2 243 ...

Page 80: ...o suit the height of the stack The appropriate height in relation to the existing stack is checked by the height sensor PS1 Tray lift motor M5 Height sensor PS1 Figure 2 244 M8 Claw Shutter closed detecting switch MS4 Shutter open sensor PI5 Shutter Claw One way cam Second feed motor Figure 2 245 ...

Page 81: ...rive Move from Tray 1 to Tray 2 Second feed motor M8 Shutter closed Tray moved Shutter opened Tray moved Tray lift motor M5 Shutter closed detecting switch MS4 Shutter open sensor PI5 Height sensor PS1 Correct height detected Motor CW rotation Motor CCW rotation Figure 2 246 ...

Page 82: ...this time job offset and stapling are performed on the stapling tray The following shows operation on the buffer paper path 1 When the first sheet arrives the buffer inlet solenoid SL2 remains off The first sheet enters the buffer path Buffer inlet solenoid SL2 OFF 1st sheet Figure 2 247 2 When the leading edge of the sheet has moved past the buffer path inlet paper sensor PI17 the buffer outlet s...

Page 83: ...aper sensor PI14 the buffer roller stops and waits for the second sheet Buffer path paper sennsor PI14 2nd sheet 1st sheet Figure 2 249 4 When the second sheet arrives and its leading edge reaches the inlet sensor PI1 the buffer roller starts to operate once again Inlet sennsor PI1 1st sheet 2nd sheet Figure 2 250 ...

Page 84: ...e second sheet overlaps the first sheet 1st sheet 2nd sheet Figure 2 251 6 When the trailing edge of the second sheet has moved past the buffer path paper sensor PI14 the buffer roller stops and waits for the third sheet 1st sheet Buffer path paper sensor PI14 2nd sheet 3rd sheet Figure 2 252 ...

Page 85: ...heet Inlet sensor PI1 Figure 2 253 8 When the leading edge of the third sheet reaches the inlet sensor PI1 the buffer outlet sole noid SL3 goes off so that the path is directed in the direction of delivery The actual switch over will occur after the trailing edge of the first sheet has moved past the flapper 1st sheet Buffer outlet solenoid 2nd sheet 3rd sheet Inlet sensor PI1 OFF SL3 Figure 2 254...

Page 86: ...APTER 2 FINISHER UNIT BASIC OPERATION 9 The buffer roller continues to rotate the third sheet overlaps the first and second sheets and the three sheets are fed together towards the delivery roller Figure 2 255 ...

Page 87: ...ence absence of paper at each specific sensor at the times programmed in the memory of the microprocessor CPU on the finisher controller PCB When the CPU identifies a jam it suspends the finisher s delivery operation and informs the host machine C controller of the presence of the jam The tray 1 paper sensor PI11 and tray 2 paper sensor PI12 are not used to detect jams PI3 PI1 PI4 PI14 Figure 2 25...

Page 88: ...ast the inlet sensor when an equivalent of twice the feeding length of the sheet has been fed after the sensor has been turned on Jam check Equivalent of size x 2 Inlet sensor PI1 Normal Inlet feed motor M9 Jam check Equivalent of size x 2 Inlet sensor PI1 Jam Inlet feed motor M9 Figure 2 258 3 Buffer Path Paper Sensor Delay Jam The buffer inlet sensor does not detect paper when an equivalent of 7...

Page 89: ... feed motor M1 Jam check Equivalent of size x 2 Buffer path paper sensor PI14 Jam First feed motor M1 Figure 2 260 5 Delivery Sensor Delay Jam a Straight Path The delivery sensor does not detect paper when an equivalent of 476 mm has been fed after the inlet sensor has been turned on Jam check Equivalent of 476 mm Inlet sensor PI1 Normal Delivery sensor PI3 First feed motor M1 Second feed motor M8...

Page 90: ...or M8 Jam check Inlet sensor PI1 Delivery sensor PI3 First feed motor M1 Second feed motor M8 Jam Figure 2 262 6 Delivery Sensor Stationary Jam The sheet does not move past the delivery sensor when an equivalent of twice the feeding length of the sheet has been fed after the delivery sensor has been turned on Jam check Equivalent of size x 2 Equivalent of size x 2 Delivery sensor PI3 Normal Second...

Page 91: ...ensor Stationary Jam The sheet does not move past the stapling tray sensor 1 sec after the delivery motor M2 has been turned on am check 1 sec 1 sec Stapling tray sensor PI4 Normal elivery motor M2 am check Stapling tray sensor PI4 elivery motor M2 am Figure 2 264 ...

Page 92: ... the door switch MS1 is open The power to the saddle stitcher controller PCB however will not be cut off Figure 2 301 is a block diagram showing the power supply system Saddle stitcher controller PCB Saddle Finisher Door switch Circuit breaker Motor Motor Solenoid Host machine Finisher controller PCB Sensors Regulator IC Logic Punch driver PCB Puncher Unit option CB1 MS1 5V Q14 24V Figure 2 301 2 ...

Page 93: ...stems are operated The symbol in drawings indicates transmission of mechanical drive and signals marked by together with the signal name indicates the flow of electrical signals 2 In descriptions of digital circuits on the stitcher 1 indicates a high signal voltage level while 0 indicates a low signal voltage level Voltage values differ according to the circuit A microprocessor is used on the stit...

Page 94: ...perations are controlled by the saddle stitcher controller PCB in response to commands from the host machine via the finisher unit Finisher unit control system Control system Guide plate drive system Paper positioning plate drive system Alignment drive system Stitcher drive system Delivery drive system Feed drive system Paper pushing plate drive system Paper folding roller drive system Figure 3 10...

Page 95: ...he various commands from the fin isher controller PCB The saddle stitcher controller PCB is also used to communicate the state of various sensors and switches to the finisher controller PCB in serial The functions of the major ICs mounted on the saddle stitcher controller PCB are as follows Q1 Controls the sequence of operations Q2 Contains the sequence program Q3 Controls the sequence of operatio...

Page 96: ... 2 J11 7 9 8 3 J303 1 2 1 J203 3 2 3 J309 1 2 1 J209 3 2 PI2S J104 3 1 2 J11 10 12 11 PI1S J107 1 2 3 J11 15 Saddle stitcher controller PCB When the paper pushing plate motor is rotating alternately between 1 and 0 5V LUNGECLK When the front cover is open 0 5V FDR When the paper folding motor is rotating alternately between 1 and 0 5V FLDCLK When the alignment plate is at the home position 1 5V JO...

Page 97: ...28 3 1 2 J9 10 5V When the paper pushing plate is at the home position 1 LUNGEHP 12 11 PI15S J129 3 1 2 J9 13 5V When the paper pushing plate is at the leading edge 1 LUNGETOP 15 14 PI16S J131 3 1 2 J13 1 5V When the stitcher unit is housed 0 STPLHP 3 2 PI17S J132 3 1 2 1 3 2 4 2 3 J13 4 5V When paper is present in the vertical path 1 When the paper folding roller is at the home position 0 VPJM 6 ...

Page 98: ...her unit front PI19S PI20S MS6S MS7S 2 3 4 J123 5 5V 1STPA STCHHP1 HKEMP1 2NDPA 3RDPA 1 4 3 2 J10 1 5 4 3 2 1 5 2 3 4 5 1 J204A J304 J204 1 J315 3 2 1 J8 3 2 7 5 6 No 1 paper sensor No 2 paper sensor No 3 paper sensor Stitcher home position sensor front Staple sensor front Stitcher home position sensor rear Staple sensor rear When the inlet cover is closed 1 When the front cover is closed 1 When t...

Page 99: ...1 2 A B 3 B 4 A 5 J113 5 4 3 2 1 M5S The pulse signals change according to the rotation of the motor J5 1 A A 2 B 3 B 4 M1S 24U The pulse signals change according to the rotation of the motor J7 6 7 A B 8 B 9 A 10 J114 5 4 3 2 1 M4S 24U The pulse signals change according to the rotation of the motor J12 1 2 A B 3 B 4 A 5 J119 5 4 3 2 1 M3S The states and change according to the rotation of the mot...

Page 100: ...er controller PCB M7S J315 4 J8 4 J2 1 2 3 4 5 Paper pushing plate motor M8S J108 1 2 J4 9 10 4 5 5 3 6 6 2 7 7 1 J131 1 J131 8 2 7 3 6 5 4 4 5 J132 1 2 J132 1 2 J1 1 2 Communication line 5V 24V 6 6 3 J305 J120 The states and change according to the rotation of the motor The states and change according to the rotation of the motor Stitcher unit rear Stitcher motor rear M6S J316 4 J8 11 4 5 12 3 6 ...

Page 101: ...ack for delivery to the delivery tray according to the commands coming from the finisher controller PCB The machine s operation consists of the following 1 Receives sheets 2 Aligns the sheets 3 Stitches the stack 4 Feeds the stack 5 Folds and delivers the stack 1 Receives sheets 4 Feeds the stack 3 Stitches the stack 5 Folds and delivers the stack 2 Aligns the sheets Figure 3 201 ...

Page 102: ...configured by two paper deflecting plates The position of the sheets being output is set by the paper positioning plate so that the center of the stack matches the stapling folding position Sheets coming later are output closer to the delivery slot and the volume of paper that may be output is as follows 15 sheets maximum of 14 sheets of 80 g m2 1 sheet of 200 g m2 Paper positioning plate 1st shee...

Page 103: ...heets in order each time a sheet of paper is output to the vertical path assembly The alignment plates are mounted at the edge of the vertical path assem bly The alignment plates also operate after stapling to prepare the stack for delivery Sheets Paper positioning plate Alignment plate Alignment plate Figure 3 203 ...

Page 104: ... that they face the center of a stack The two stitchers are not operated simultaneously so as to prevent the paper from wrinkling between two staples and to limit the load on the power supply If only one sheet of paper arrives from the host machine stitching does not take place and the sequence goes to the next operation stack feeding Stitcher Staple Figure 3 204 ...

Page 105: ...g position matches the height of the paper pushing plate and the paper folding roller nip The stack is moved forward by operating the paper positioning plate When the plate is oper ated the guide plate which has been covering the paper folding rollers also moves down so that the paper folding rollers directly face the stack Paper folding roller Guide plate Paper positioning plate Paper pushing gui...

Page 106: ...r of the stack to move it in the direction of the paper folding rollers In response the paper folding rollers pick the stack along its center and fold it in two The paper folding rollers together with the delivery roller then move the stack along to output it on the delivery tray Delivery roller Paper folding roller Figure 3 206 ...

Page 107: ... is handled by the feed rollers and the crescent roller and held in a prede termined position The feed plate serve to move sheets by coming into contact with or moving away from sheets as needed The alignment plates put the stack into order each time a sheet is output The alignment plates are driven by the alignment motor M5S whose position is identified in reference to the number of motor pulses ...

Page 108: ...Alignment motor drive signal Paper pushing motor clock signal LUNGECLK No 1 paper deflecting plate solenoid drive signal FLPSL1 No 2 paper deflecting plate solenoid drive signal FLPSL2 Feed plate contact solenoid drive signal RLNIPSL Paper folding motor clock signal FLDCLK Paper folding motor drive signal Paper positioning plate motor drive signal Saddle stitcher controller PCB 1 2 Saddle stitcher...

Page 109: ...er detection signal 3RDPA No 2 paper detection signal 2NDPA No 1 paper detection signal 1STPA PI21S Paper positioning plate home position detection signal PAPPOS Paper positioning plate paper detection signal PPOSPAR Tray paper detection signal TRYPAR Guide plate home position detection signal GIDHP Crescent roller position detection signal FDRLHP Delivery detection signal DEIV Paper folding home ...

Page 110: ...t the following sheet from butting against the top of the existing stack Table 3 301 shows the relationship between sensors and paper sizes Sensor A3 LD B4 A4 R LT R No 1 paper sensor PI18S Used Used Used No 2 paper sensor PI19S Not used Used Used No 3 paper sensor PI20S Not used Not used Used Table 3 301 Each flapper is driven by its own solenoid Table 3 302 shows the relationship between solenoi...

Page 111: ... sensor PI18S PI19S PI20S No 2 paper sensor No 3 paper sensor No 1 paper deflecting plate solenoid No 2 paper deflecting plate solenoid Passage of paper Non passage of paper Non passage of paper Entry of 1st sheet PI18S PI19S PI20S Top edge Entry of 2nd sheet PI18S PI19S PI20S Entry of 3rd sheet Figure 3 303 ...

Page 112: ...h 3 sheets SL1S SL2S ON OFF No 1 paper sensor PI18S PI19S PI20S No 2 paper sensor No 3 paper sensor Passage of paper Passage of paper No passage of paper Entry of 1st sheet PI18S PI19S PI20S Top edge Entry of 2nd sheet PI18S PI19S PI20S Entry of 3rd sheet Figure 3 304 ...

Page 113: ...r Path 3 sheets SL1S SL2S ON ON No 1 paper sensor PI18S PI19S PI20S No 2 paper sensor No 3 paper sensor Passage of paper Passage of paper Passage of paper Entry of 1st sheet PI18S PI19S PI20S Top edge Entry of 2nd sheet PI18S PI19S PI20S Entry of 3rd sheet Figure 3 305 ...

Page 114: ...es of operations is executed each time a sheet arrives When the leading edge of the first sheet reaches the paper positioning plate the paper position ing plate paper sensor PI8S is turned ON The arrival of the second and subsequent sheets will not be checked since the first sheet will still be over the sensor The crescent roller keeps rotating while sheets are being output butting the leading edg...

Page 115: ... solenoid is turned OFF when the paper buts against the paper positioning plate The feed motor continues to rotate SL4S OFF M1S Figure 3 307 3 The solenoid is turned ON when the next sheet arrives and the feed plate comes into contact SL4S ON M1S Figure 3 308 ...

Page 116: ... briefly describes what takes place when the saddle stitching mechanism oper ates on two sheets 1 When the first sheet has been output the alignment plates butt against the left and right edges of the stack first alignment The alignment plates leave the home position in advance and remain in wait at points 10 mm from the edges of the stack Sheets Paper positioning plate Alignment plate Alignment p...

Page 117: ...gnment plates butt against the stack once again during which stitching takes place Figure 3 312 6 The alignment plates escape to points 10 mm from the edges of the stack after which folding and delivery take place Figure 3 313 7 When the first sheet of the following stack reaches the No 1 paper sensor the guide moves to a point 10 mm from the edge of the stack to be ready for the next alignment op...

Page 118: ...try of 1st sheet Entry of 2nd sheet 1st sheet of follow ing stack entry In case of 2 sheets 1 Move to wait position 2 Stapling period 3 Paper folding delivery period 4 Move to following stack size wait position 1 2 3 4 Figure 3 315 M5S Alignment motor Alignment plate Alignment plate Alignment plate home position sensor PI5S Stack Paper positioning plate Figure 3 316 ...

Page 119: ...of align ment The phase of the crescent roller is identified by the crescent roller phase sensor PI12S The flag for the crescent roller phase sensor is mounted to the crescent roller shaft The flag will leave the sensor while the roller shaft rotates turning the sensor ON or OFF enabling the assumption that the crescent roller is positioned at the opposite side of the stack Figure 3 319 The alignm...

Page 120: ...hase sensor PI12S If the crescent roller was in contact with the stack the alignment operation could be obstructed Sensor flag Crescent roller Figure 3 318 The alignment operation is started when the flag has covered the sensor and the crescent roller is away from the stack Figure 3 319 ...

Page 121: ...3 28 CHAPTER 3 SADDLE STITCHER UNIT BASIC OPERATION Crescent roller phase sensor PI12S 1st sheet 2nd sheet 3rd sheet 4th sheet Feed motor stops Alignment operation Feed motor M1S Figure 3 320 ...

Page 122: ...5S for detection of position and a staple sensor MS6S MS4S for detection of the presence absence of staples The stitcher base is designed so that it may be drawn out to the front from the saddle stitcher for replacement of the staple cartridge or removal of a staple jam The stitcher unit in sensor PI16S is used to make sure that the stitcher base is properly fitted to the saddle stitcher Safety sw...

Page 123: ...nitiating the stitcher motor startup current helps decrease the load on the power supply The stitcher home position sensor MS7S MS5S is used to monitor the movement of the rotary cam enabling identification of individual stitcher operations The presence absence of staples inside the staple cartridge fitted to the stitcher is detected by the staple sensor MS6S MS4S The alignment plates keep both ed...

Page 124: ...3 31 CHAPTER 3 SADDLE STITCHER UNIT BASIC OPERATION Cam Mount Figure 3 404 ...

Page 125: ...sensor PI21S for detecting the position of the paper folding rollers The paper pushing plate is driven by the paper pushing plate motor M8S and the drive of the paper pushing plate motor is monitored by the paper pushing plate motor clock sensor PI1S The paper pushing plate home position sensor PI14S and the paper pushing plate top position sensor PI15S are used to detect the position of the paper...

Page 126: ... and where the paper pushing plate is located The position of the paper positioning plate is controlled in reference to the number of motor pulses coming from the paper positioning home position sensor PI7S At the same time as the paper positioning plate operates the guide plate lowers so that folding may take place PI13S Stitching ends Equivalent of specific number of pulses Paper positioning pla...

Page 127: ...g rollers excluding the center part is punched out This punched out area only feeds the paper as the paper feeding roller lower contacts the paper feeding roller upper only at the center of the roller to prevent the paper from wrinkling As the paper feeding roller lower contacts the paper feeding roller upper at their entire surfaces on the remaining half of the peripheral area paper folding start...

Page 128: ...er pushing plate home position sensor PI14S Paper pushing plate Paper pushing plate motor Paper folding motor M2S M8S Figure 3 503 Paper folding start position Paper folding feeding is performed Paper feeding is performed Paper folding home position sensor PI21S Sensor flag Delivery outlet Paper feed inlet Paper pushing plate Stack of sheets Figure 3 504 ...

Page 129: ... sensor PI21S Sensor flag Delivery outlet Paper feed inlet Figure 3 505 Paper folding motor M2S Paper pushing plate motor M8S Paper pushing plate home position sensor PI14S Paper pushing plate top position sensor PI15S Delivery sensor PI11S Tray paper sensor PI6S Motor CW Motor CCW Paper folding home position sensor PI21S Equivalent of 10mm by paper folding motor Figure 3 506 ...

Page 130: ...sure along the crease on the stack Then the paper folding rollers rotate normally and the paper pushing plate returns to its home position while the stack is being delivered This way a stack requiring a large force may properly be folded with less pressure 1 The paper pushing plate pushes the stack in the direction of the paper folding rollers M2S Paper folding motor M8S Paper pushing plate motor ...

Page 131: ...pushing back the stack for a length of about 20 mm reverse feeding M2S Paper folding motor 20 mm approx Figure 3 509 4 The paper folding rollers rotate again feeding out the stack The paper pushing plate returns to its home position M2S Paper folding motor M8S Paper pushing plate motor Figure 3 510 ...

Page 132: ...otor M8S Delivery sensor PI11S Paper pushing plate top position sensor PI15S Paper pushing plate home position sensor PI14S Tray paper sensor PI6S Equivalent of 20 mm Equivalent of 20 mm reverse feeding Gripping of paper stack Motor CW Motor CCW Paper folding home position sensor PI21S Figure 3 511 ...

Page 133: ... machine may stop the copying operation and indicate the presence of a jam on its control panel PI11S PI18S PI19S PI20S PI7S PI14S PI15S PI8S Figure 3 601 Table 3 601 No Sensor PI11S Delivery sensor PI14S Paper pushing plate home position sensor PI15S Paper pushing plate top position sensor PI17S Vertical path paper sensor PI18S No 1 paper sensor PI19S No 2 paper sensor PI20S No 3 paper sensor PI8...

Page 134: ...speed mm sec Delivery speed mm sec Jam Load stops Figure 3 602 3 Inlet Stationary Jam The No 1 paper sensor PI18S No 2 paper sensor PI19S and No 3 paper sensor PI20S on the paper sensor PCB do not go OFF when the stack has been fed for a specific period after the No 1 paper sensor PI18S is turned ON The paper sensor used varies according to the paper size a A3 LD Stack PI18S PI18S No 1 paper senso...

Page 135: ...ows two sensors checking for jams Single detection however uses only one sensor Figure 3 604 c A4 R LT R Stack PI18S PI19S PI20S PI18S PI19S Note The diagram shows three sensors checking for jams Single detection however uses only one sensor No 1 paper sensor No 1 paper sensor No 2 paper sensor No 3 paper sensor PI20S No 3 paper sensor No 2 paper sensor Feed motor Feed motor Jam Jam Jam T feeding ...

Page 136: ... Delivery Stationary Jam a By vertical path paper sensor The vertical path paper sensor PI17S does not go OFF within a specific period of time feed ing after the delivery sensor PI11S has been turned ON i e the trailing edge of the stack does not leave the vertical path paper sensor PI17S Vertical path paper sensor PI17S Vertical path paper sensor Normal Jam Delivery sensor Delivery sensor Paper f...

Page 137: ...pen Jam The front door open closed sensor PI2S outlet cover sensor PI3S or inlet cover sensor PI9S finds that the respective cover is open during operation 8 Stitcher Staple Jam When the stitcher motor M7S M6S is rotating clockwise the stitcher home position sensor MS7S MS5S does not come ON within 0 5 sec after it has been turned OFF In addition the sensor is turned ON within 0 5 sec after the mo...

Page 138: ... supplied if any of the three door switches is open Another 24V line is used to generate 5V to the sensors Inlet door switch Front door switch Delivery door switch Finisher controller PCB Circuit breaker Saddle stitcher controller PCB Motor systems Motor systems Solenoids Sensors Logic 24U 24V 24S 24VR Q6 Regulator IC φ Figure 3 701 2 Protective Mechanisms The 24 VDC power supply used for motors a...

Page 139: ...dicates the flow of electrical signals 2 In descriptions of digital circuits on the puncher unit 1 indicates a high signal voltage level while 0 indicates a low signal voltage level Voltage values differ according to circuit Descriptions in this chapter also assume that PCBs will not be repaired at user sites For this reason descriptions of circuits on PCBs is limited to block diagrams Two types o...

Page 140: ...drive from the finisher via the puncher unit When the trailing edge of the paper from the host machine reaches the puncher unit the paper stops temporarily and the punch shaft is rotated to punch the trailing edge of the paper This operation is controlled by the finisher controller PCB and each of the parts on the finisher is driven by the punch driver PCB Finisher unit control system Punch driver...

Page 141: ...me position sensor PI3P MS2P 2 J104 1 5V PUNCHHP 3 2 J1B 3 1 Punch motor clock sensor 24V 5V 5V PTR1 PTR2 PTR3 PTR4 PTR5 FDROPN When the hole puncher is at the home position 0 When the punch slide unit is at the home position 1 PI2P 2 J105 1 5V PUNCHCLK 3 5 J1B 6 4 When the punch motor is rotating alternatly between 1 and 0 When the front door is closed 1 When paper is detected 0 2 J5 1 Front door...

Page 142: ...ng to direction of motor rotation changes between and When light is blocked 0 When 1 LED is ON The pulse signal is switched according to motor rotation B A B A J1A 7 8 9 10 J101 4 3 2 1 M1P Punch motor Scrap full detector PCB J2 1 J1B 8 7 9 10 2 J114 1 2 LEDON5 LEDON4 LEDON3 LEDON2 LEDON1 3 2 J7 1 6 4 5 LED5 LED4 LED3 LED2 LED1 LED PCB PTR6 LED6 Figure 4 103 ...

Page 143: ...ATION 3 Outputs from Punch Driver PCB 3 3 Punch driver PCB 24V 5V 3A 1 21A 14 2 13 3 12 4 4 4 3 2 1 11 5 10 6 9 8 8 9 6 10 5 11 4 12 3 13 2 14 1 3B 2 21B 13 3 12 4 11 5 10 6 9 8 8 9 6 10 5 11 4 12 3 13 2 14 1 Finisher controller PCB Figure 4 104 ...

Page 144: ... light sensors photosensor PCB are located at the upper side of the inlet paper feed path of the puncher unit and a set of five LEDs LED PCB are located at the lower side These sensors and LEDs function as five sensors The frontmost sensor LED5 PTR5 are the trailing edge sensor and are used for detecting the trailing edge of the paper The remaining sensors LED1 to LED4 PTR1 to PTR4 are horizontal ...

Page 145: ... signal LED6 PTR6 DFULL Trailing edge detection signal LED5 PTR5 PAEND Horizontal registration detection signal LED1 to 4 PTR1 to 4 SREG1 to 4 Punch home position PI3P detection signal PUNCHHP Horizontal registration home position PI1P detection signal SREGHP Punch driver PCB 2 2 Punch motor clock PI2P detection signal PUNCHCLK PTR1 LED1 2 3 4 5 2 3 4 5 Figure 4 201 ...

Page 146: ...ole type while the other half can be as a 3 hole type Whether the punch shaft is used as a 2 hole punch or a 3 hole punch depends on the instructions from the host machine 1 2 4 hole Type At the home position the punch home position sensor is ON Punching of the first sheet ends when the punch shaft has rotated in the forward direction 180 and the state of the punch home position sensor has changed...

Page 147: ...ION 2 A hole is punched in the trailing edge of the second sheet punch shaft stopped home position punch shaft rotated 90 in the reverse direction hole punched punch shaft rotated 180 in the reverse direction punch operation completed Figure 4 203 ...

Page 148: ...her rise direction on the remaining half peripheral area on the punch shaft To punch three holes the 2 hole puncher is moved reciprocally in the escape direction hole puncher rise direction The following illustrates punching when two sheets are punched with two holes 1 A hole is punched in the trailing edge of the first sheet punch shaft stopped home position punch shaft is rotated 90 in the forwa...

Page 149: ...d 180 in the reverse direction punch operation completed Figure 4 206 When two holes are punched the 3 hole puncher is fed reciprocally in the escape direction hole puncher rise direction as shown below punch shaft is rotated 90 in the reverse direction hole puncher rises to topmost position punch shaft is rotated 180 in the reverse direction hole puncher returns to original position punch shaft s...

Page 150: ...the trailing edge sensor LED5 PTR5 and horizontal registration sensors LED1 to 4 PTR1 to 4 and is moved to the trailing edge position matched to the paper size The following shows horizontal registration operation 1 When the leading edge of the paper from the host machine is detected by the trailing edge sensor LED5 PTR5 on the puncher unit the horizontal registration motor M2P starts to move the ...

Page 151: ...igure 4 209 3 When the trailing edge sensor LED5 PTR5 detects the trailing edge of the paper drive of the inlet feed motor M9 and first feed motor M1 on the finisher is stopped to stop paper feed Next the punch motor M1P is driven to punch holes in the paper Punch Figure 4 210 Horizontal registration sensor 1 LED1 PTR1 detects the edge of A3 A4 LT and LD Horizontal registration sensor 2 LED2 PTR2 ...

Page 152: ...osition where it comes to a stop 5 Even if paper to be punched continues to arrive the punch slide unit returns to its home posi tion for each arriving sheet and steps 1 to 4 are repeated Punch motor M1P Inlet feed motor M9 First feed motor M1 Trailing edge detection sensor LED5 PTR5 Horizontal registration sensor LED1 to 4 PTR1 to 4 Motor CW Motor CCW Horizontal registration motor M2P Horizontal ...

Page 153: ...used for driving sensors and the ICs on the punch driver PCB 24V power to the motors is not supplied when even either of the two door switches on the puncher unit is open Front door switch MS2P 24V 5V Finisher controller PCB 24V 5V 5V Punch driver PCB Motor system Sensors Logic Figure 4 301 2 Protection Function The 24V power supplies for the punch motor M1P and horizontal registration motor M2P a...

Page 154: ...ibes the mechanical features and operations and disassembly and assembly procedures Be sure to observe the following points when disassembling and assembling the machine 1 Before performing disassembly and assembly be sure to unplug the power plug for safety s sake 2 Assemble parts by following the disassembly procedure in reverse unless otherwise mentioned 3 Assemble screws etc making sure that t...

Page 155: ...ER 5 MECHANICAL CONSTRUCTION I FINISHER UNIT 2 4 1 3 Figure 5 101 1 Tray 2 Rear cover 3 3 Front door 4 Upper cover assembly Figures in parentheses indicate the number of mounting screws A Externals and Controls ...

Page 156: ...ake out the bush ing 3 center 3 Remove the screw 4 and take out the bush ing top 5 Then remove the front door assembly 5 1 3 2 4 Figure 5 102 2 Removing the Rear Cover 1 Open the upper cover assembly 1 2 Remove the three screws 2 and lift the rear cover 3 to take it out 1 Upper cover assembly 2 Screws 3 Rear cover Figure 5 103 1 3 2 ...

Page 157: ... Cover Assembly 1 Open the upper cover assembly 1 2 Remove the two claws 2 and take out the upper cover assembly Figure 5 104 4 Removing the Front Cover 1 Open the front door assembly 1 2 Remove the screw 2 and take out the front cover 3 Figure 5 105 1 2 1 3 2 ...

Page 158: ...end cap R 6 6 Lift the tray assembly 7 to remove it Figure 5 107 5 Removing the Tray Assembly 1 Remove the rear cover See I A 2 2 For the Saddle Finisher remove the rear lower cover also See II A 2 3 Disconnect J201 1 and the grounding wire 2 and release the harness stop 3 Figure 5 106 2 1 3 5 6 4 7 ...

Page 159: ...sembly and gently lower the tray assembly down to its lowest posi tion See Figure 4 108 3 Remove the slide guide 1 4 Remove the five screws 2 M4 5 Remove the screw 3 M3 and take out the grate shaped upper guide 4 1 1 4 2 3 2 Note When installing the removed tray assembly back to the finisher assembly be sure to release the tray lift motor gear clutch 1 with a screwdriver or similar object when ins...

Page 160: ... assembly See I A 5 2 Remove the three screws 1 M4 3 Remove the three screws 2 M3 and open the grate shaped lower guide 3 to the front Figure 5 110 4 Free the harness 5 from the harness stop 4 5 Disconnect the two connectors 6 and re move the grate shaped lower guide 3 Figure 5 111 1 2 3 4 6 5 3 ...

Page 161: ...emoving the Right Guide Assembly 1 Remove the four screws 5 to take out the latch unit 4 2 Remove the rear cover See I A 2 3 Open the front door assembly 1 4 Remove the two screws 2 to take out the right guide assembly 3 Figure 5 112 3 2 1 4 5 ...

Page 162: ...ssembly See I A 5 2 Remove the grate shaped upper guide See I A 6 3 Remove the grate shaped lower guide See I A 7 4 Remove the harness from the two harness stops 1 and disconnect the four connec tors 2 5 Remove the screw 3 and take out the sta pler stay holder 4 6 Open the front door 7 Slide the stapler unit to the center position Figure 5 113 3 4 2 1 7 ...

Page 163: ...the swing unit 6 towards you Remove the swing unit Figure 5 114 Figure 5 115 6 5 5 5 3 1 2 1 2 Removing the Feed Drive Unit 1 Remove the finisher controller PCB See I C 1 2 Remove the harness leads 2 from the two harness stops 1 at the PCB base and dis connect the two connectors 3 ...

Page 164: ...L CONSTRUCTION Figure 5 117 4 Remove the harness leads 8 from the two edge saddles 7 and remove the PCB base 8 7 7 Figure 5 116 3 Remove the ground lead 4 and the three screws 5 and pull down the PCB base 6 towards you 4 5 6 5 ...

Page 165: ...rive unit on the finisher unit loosen the move gear stop screw 11 to relieve the tension and then fasten the screw after attaching the feed drive unit The move gear attachment must be adjusted also when removing and attaching the swing unit If you forget to fasten the screw the gear teeth may disengage resulting in defective feeding 11 Figure 5 118 9 9 9 10 ...

Page 166: ...ve the feed drive unit See I B 2 3 Take out the screw 1 and remove the guide support plate assembly 2 to slide out the harness leads 3 towards the buffer roller assembly side Figure 5 121 1 2 3 6 5 4 4 Remove the front cover See I A 4 5 Remove the screw 4 and take out the guide support plate assembly 5 Then remove the buffer roller assembly 6 ...

Page 167: ...pler assembly to the front 2 Remove the screw 1 and slide out the sta pler assembly 2 3 Remove the right front cover 1 2 screws Figure 5 123 4 Remove the stepped screws 2 pcs which support the stapler unit 5 Disconnect the connector 4 of the stapler assembly 3 and the ring terminal of the earth cable Figure 5 124 4 3 ...

Page 168: ...CAL CONSTRUCTION 6 Disconnect the ring terminal 5 of the sta pler assembly Figure 5 125 Figure 5 126 7 Remove the M4 screws 3 pcs which fix the stapler cover 8 Remove the M4 screws 2 pcs which fix the stapler Figure 5 127 5 ...

Page 169: ...s 5 and remove the rear cover 4 3 Disconnect the three connectors 6 and free the harness from the two harness stops 7 4 Remove the four screws 8 used to fix the transit path assembly two screws in the rear and two ones in the front 5 Hold the transit path assembly with both hands and remove it as if to lift it to the front Figure 5 128 3 4 1 2 5 6 7 8 8 Rear side Front side Figure 5 129 ...

Page 170: ...ICAL CONSTRUCTION Figure 5 130 C PCBs 1 Removing the Finisher Controller PCB 1 Remove the rear cover See I A 2 2 Disconnect the 16 connectors 1 3 Remove the four screws 2 and take out the finisher controller PCB 3 2 1 3 2 2 ...

Page 171: ...17 CHAPTER 5 MECHANICAL CONSTRUCTION II SADDLE STITCHER UNIT A Externals and Controls 1 Rear lower cover 4 2 Front lower door Figures in parentheses indicate the number of mounting screws Figure 5 201 1 2 ...

Page 172: ... Assembly 1 Open the front lower door assembly 1 2 Remove the screw 2 and take out the bush ing 3 Then remove the front lower door assembly Figure 5 202 2 Removing the Rear Lower Cover 1 Remove the four screws 1 and take out the rear lower cover 2 Figure 5 203 1 3 2 1 2 1 ...

Page 173: ... the screw 2 and take out the fold ing roller knob 3 3 Remove the five screws 4 and take out the front inside cover 5 Figure 5 204 4 Removing the Saddle Delivery Tray Assembly 1 Lift up the open close lever 2 of the saddle delivery tray assembly 1 and open the saddle delivery tray assembly Figure 5 205 1 4 4 3 5 4 2 1 2 ...

Page 174: ...ction of the arrow and slide out towards the front of the saddle delivery tray assembly 4 Figure 5 206 3 4 3 Remove the harness leads from the harness stop 5 and edge saddle 6 4 Disconnect the two connectors 7 and re move the saddle delivery tray assembly 8 Figure 5 207 7 5 6 8 ...

Page 175: ...livery Guide Assembly 1 Remove the grate shaped lower guide See I A 7 2 Remove the two screws 1 and the ground lead 2 Then remove the upper delivery guide assembly 3 6 Removing the PCB Cover 1 Remove the four screws 4 and take out the PCB cover 2 Figure 5 209 1 3 2 1 1 2 1 ...

Page 176: ...nt lower door assembly See II A 1 4 Remove the rear lower cover See II A 2 5 Remove the front inside cover See II A 3 6 Remove the saddle delivery tray assembly See II A 4 7 Remove the upper delivery guide See II A 5 8 Remove the PCB cover See II A 6 9 Disconnect two connectors 1 and remove the two screws 2 Figure 5 210 Figure 5 211 10 Remove harness stop 3 and the harness lead 4 1 2 3 4 ...

Page 177: ...5 23 CHAPTER 5 MECHANICAL CONSTRUCTION 11 Remove the screw 5 12 Remove the two screws 6 and take out the saddle stitcher unit 7 by moving it in the pick up direction Figure 5 212 Figure 5 213 5 6 6 7 ...

Page 178: ...delivery guide See II A 5 4 Remove the PCB cover See II A 6 5 Disconnect the two connectors 1 6 Disconnect two connectors 2 remove the three screws 3 and take out the paper pushing motor mount 4 Figure 5 215 Figure 5 216 1 2 2 3 4 Figure 5 214 9 8 Note When removing the saddle unit from the finisher unit body prevent the timing belt 8 from catching on the communications cable bracket 9 ...

Page 179: ...5 25 CHAPTER 5 MECHANICAL CONSTRUCTION 7 Remove the tension springs front 5 rear 6 Figure 5 217 Figure 5 218 5 6 ...

Page 180: ...CHANICAL CONSTRUCTION 8 Remove the two C rings 7 and take out the sensor flag 8 and two bearings 9 at the rear Figure 5 219 9 Remove the two C rings 10 and take out the two gears 11 at the front Figure 5 220 9 7 8 11 10 ...

Page 181: ... two alignment plates 15 13 Slide the paper folding roller 16 to the front and pull it out in the delivery direc tion Figure 5 221 Figure 5 222 3 Installing the Paper Folding Roller 1 Attach the gear 2 so that the grooved sec tion 1 on the gear is facing the grooved section 1 on the paper folding roller to align the phases Figure 5 223 12 13 15 14 14 16 2 1 ...

Page 182: ...ll out the stitcher mount unit 4 to the front Figure 5 225 5 Adjusting the Stitcher Position 1 Remove the front lower door See II A 1 2 Remove the front inside cover See II A 3 3 Open the front door assembly 4 Pull out the stitcher mount unit to the front Then extract the stitcher towards you and then pull the stitcher down 5 Remove the three screws 1 and take out the stitcher mount unit cover 2 1...

Page 183: ...e the center guide plate 5 and front guide plate 4 one screw each If you must ad just the rear stitcher remove the center guide plate 5 and the rear guide plate 6 one screw each Figure 5 228 8 If you must adjust the front stitcher loosen the two screws 8 on the stitcher mount 7 If you must adjust the rear stitcher loosen the two screws 9 Figure 5 229 3 6 5 4 9 8 7 ...

Page 184: ...hten the screws 12 on the mount to fix the two in place Figure 5 231 6 Removing the Positioning Plate Unit 1 Remove the saddle stitcher controller PCB See II C 1 2 Disconnect the two connectors 1 take out the three harness stops 2 and remove the harness leads 3 from the two edge saddles 4 3 Take out the two screws 5 slide the posi tioning plate unit 6 once towards the front and remove from the rea...

Page 185: ...II A 2 3 Remove the claw 1 of the No 1 deflect ing plate bushing and pull out the No 1 de flecting plate shaft 2 toward the rear The procedure is the same for the No 2 paper deflecting plate Figure 5 234 Figure 5 233 4 After detaching the front shaft of the No 1 paper deflecting plate 3 from the front side plate remove the No 1 paper deflecting plate 1 2 3 1 2 ...

Page 186: ...CONSTRUCTION C PCBs 1 Removing the Saddle Stitcher Controller PCB 1 Remove the PCB cover See II A 6 2 Remove the four screws 1 and 14 con nectors 2 and take out the saddle stitcher controller PCB 3 Figure 5 235 1 1 1 1 2 3 2 2 2 ...

Page 187: ...r 3 2 Front door 3 Right guide assembly 4 Figures in parentheses indicate the number of mounting screws Figure 5 301 Figure 5 302 1 Removing the Right Guide Assembly 1 Remove the two screws 3 and take out the latch unit 2 Remove the four screws 1 and take out the right guide assembly 2 2 3 1 2 3 1 1 1 ...

Page 188: ...Open the front door 1 remove the three screws 2 and take off the upper cover 3 Figure 5 303 Figure 5 304 B Puncher Driver System 1 Removing the Punch Motor 1 Remove the upper cover See III A 2 2 Disconnect the connector 1 3 Remove the two screws 2 and take out the punch motor 3 2 2 3 3 Front side Rear side 1 3 1 2 ...

Page 189: ...r 1 3 Remove the two screws 2 and slide the horizontal registration motor 3 in the di rection of the arrow Figure 5 305 3 Removing the Punch Unit 1 Remove the right guide assembly See III A 1 2 Remove the three connectors 3 3 Remove the wire harness 3 from the three wire harness clamps 2 4 Remove the wire harness band 3a Figure 5 306 2 1 3 1 3a 2 3 3a 2 1 ...

Page 190: ...5 36 CHAPTER 5 MECHANICAL CONSTRUCTION Figure 5 307 5 Remove the upper inlet guide 3b three screws Figure 5 306a 6 Remove the connector 7 Remove the E ring 4 and the puncher spring 5 3b 5 4 2 ...

Page 191: ...Figure 5 309 9 8 10 9 Disconnect the connector 8 and remove the screw 9 Then take out the horizontal registration sensor 10 Figure 5 308 8 Turn the gear 6 in the direction of the ar row and move the punch unit section 7 to the front side 7 6 ...

Page 192: ...nit sec tion 18 first then move it in the direction of the arrow to remove the punch unit sec tion 18 Figure 5 310 10 Turn the gear 6 in the direction of the ar row and move the punch unit section 7 to the inner side Caution When removing the punch slide unit the unit sometimes flies up 18 7 6 ...

Page 193: ... unit assembly See III B 3 2 Remove the screw 1 and the LED PCB 2 2 Removing the Photosensor PCB 1 Remove the upper cover See III A 2 2 Remove the screw 1 and take out the sen sor bracket 2 3 Disconnect the connector 3 and remove the photosensor PCB 4 Figure 5 312 Figure 5 313 2 1 1 2 3 4 ...

Page 194: ... III A 1 2 Remove the screw 1 disconnect the con nector 2 and take out the scrap full de tector PCB unit 3 4 Removing the Punch Driver PCB 1 Remove the puncher unit from the finisher 2 Remove the four screws 1 disconnect six connectors 2 and take out the punch driver PCB 3 Figure 5 314 Figure 5 315 3 2 1 3 1 2 1 2 1 2 1 ...

Page 195: ... PERIODICALLY REPLACED PARTS 6 1 A Finisher Unit 6 1 B Saddle Stitcher Unit 6 1 C Puncher Unit option 6 1 II CONSUMABLES AND DURABLES 6 2 A Finisher Unit 6 2 B Saddle Stitcher Unit 6 2 C Puncher Unit option 6 2 III PERIODICAL SERVICING 6 2 ...

Page 196: ...finisher unit does not have parts that must be replaced on a periodical basis B Saddle Stitcher Unit The saddle stitcher unit does not have parts that must be replaced on a periodical basis C Puncher Unit option The puncher unit does not have parts that must be replaced on a periodical basis ...

Page 197: ... operations cartridge 2 Knurled belt 2 2 000 000 copies 3 Paddle 2 1 000 000 copies Paddle unit 4 Paddle rubber only B Saddle Stitcher Unit No Name Q ty Estimated Life Remarks 1 Stitcher 2 200 000 operations 2 000 operations cartridge C Puncher Unit option No Name Q ty Estimated Life Remarks 1 Punch unit 1 1 000 000 operations III PERIODICAL SERVICING Item Interval Work Remarks Knurled belt Use mo...

Page 198: ...er unit option 7 5 II TEST MODE 7 7 A Finisher Unit 7 7 B Saddle Stitcher Unit 7 8 III ARRANGEMENT OF ELECTRICAL PARTS 7 10 A Finisher Unit 7 10 B Saddle Stitcher Unit 7 18 C Puncher Unit option 7 26 D Light Emitting Diodes LED and Check Pins by PCB 7 30 IV TROUBLESHOOTING 7 32 A Finisher Unit 7 32 B Saddle Stitcher Unit 7 42 C Puncher Unit option 7 50 ...

Page 199: ...n ON again Turn the host machine OFF then ON again for readjustment too 2 Adjusting the Alignment Position Adjust as follows if you have replaced the finisher controller PCB or if an alignment fault occurs 1 Set DIP_SW SW3 on the finisher con troller PCB as indicated 1 ON 2 3 4 5 6 7 8 Figure 7 102 2 If you are using A4 paper for the adjust ment press SW1 on the finisher controller PCB If you are ...

Page 200: ...osition Note however that manually stapled paper should be taken out as delivery is not performed 4 If the stapling position is correct set all bits of the DIP_SW to OFF to end the ad justments If you need to change the stapling posi tion adjust by performing the following procedure 5 To match the position of the staple on the paper press SW1 or SW2 on the finisher controller PCB for the necessary...

Page 201: ...W1 so that the settings are the same as those on the old DIP_SW1 If for any reason you must change the folding position perform the following procedure 1 Set bits 1 through 4 of DIP_SW1 on the saddle stitcher controller PCB as indicated 1 ON 2 3 4 5 6 7 8 Do not change bits 5 through 8 here Figure 7 106 2 Remove the rear cover of the saddle stitcher unit and tape the actuators of the inlet cover s...

Page 202: ...e L between the stitching position and the folding position Then perform positive width adjustment or negative width adjustment to suit the relationship between the stitching position and folding position If the stitching position is below the fold ing position perform positive width ad justment If the stitching position is above the fold ing position perform negative width ad justment Mark Foldin...

Page 203: ... 101 10 Set bits 1 through 4 of DIP_SW1 to OFF 2 Stitching Position adjusting cen ter stitching Use the host machine user mode to per form the following For details of adjustment methods refer to the Operator s Manual for the host machine C Electrical System puncher unit option 1 Sensor output adjustment Perform this adjustment when the punch driver PCB transmission sensor photosensor PCB LED PCB ...

Page 204: ... sensor How dirty the transmission sensor photosensor PCB LED PCB is can be checked by the number of times that LED1 on the finisher controller PCB lights For this rea son how dirty the transmission sensor is serves as a guide for when to perform cleaning dur ing periodic maintenance 1 Remove the rear cover of the finisher unit 2 Set bits 1 through 6 of DIPSW3 on the fin isher controller PCB as in...

Page 205: ...rst feed motor operation mode 1 ON 2 3 4 5 6 7 8 Figure 7 202 1 Pressing PUSH_SW1 starts the operation 2 Pressing PUSH_SW2 stops the operation 3 Tray shift up check Raise the bin DIP_SW all OFF 1 Pressing PUSH_SW1 causes the bin to rise 2 Bin shift is canceled when PUSH_SW1 is pressed at the No 2 bin position 4 Tray shift down check Lower the bin DIP_SW all OFF 1 Pressing PUSH_SW2 causes the bin t...

Page 206: ...H_SW2 changes con trol as follows The 1 Forward rotation 2 Reverse rotation 3 Operation stopped cycle is repeated 3 Paper pushing plate motor opera tion check Paper pushing plate motor operation mode 1 ON 2 3 4 5 6 7 8 Figure 7 206 1 Pressing PUSH_SW2 twice starts the op eration Each press of PUSH_SW2 changes control as follows The 1 Forward rotation 2 Reverse rotation cycle is repeated 4 Alignmen...

Page 207: ...s the op eration Each press of PUSH_SW2 changes control as follows The 1 Folding position 2 Stapling position 3 Home position cycle is repeated 6 Guide motor operation check Guide motor operation mode 1 ON 2 3 4 5 6 7 8 Figure 7 209 1 Pressing PUSH_SW2 twice starts the op eration Each press of PUSH_SW2 changes control as follows The 1 Stapling position 2 Home position cycle is repeated ...

Page 208: ...7 10 CHAPTER 7 TROUBLESHOOTING III ARRANGEMENT OF ELECTRICAL PARTS A Finisher Unit 1 Sensors PI11 PS1 PI17 PI1 PI18 PI10 PI20 PI14 PI6 PI4 PI3 PI16 PI12 PI5 PI7 PI15 PI19 PI9 PI8 PI22 Figure 7 301 ...

Page 209: ...elivery motor clock pulses PI11 Detects paper on tray 1 PI12 Detects paper on tray 2 PI14 Detects paper in the buffer path PI15 Detects the finisher joint PI16 Detects the state open of the door PI17 Detects paper at the inlet to the buffer path PI18 Detects the state open of the swing guide PI9 Detects tray lift motor clock pulses 1 on sensor PCB PI19 Detects tray lift motor clock pulses 2 on sen...

Page 210: ...7 12 CHAPTER 7 TROUBLESHOOTING 2 Microswitches MS1 MS4 MS3 MS5 MS6 MS2 MS8 Figure 7 302 ...

Page 211: ... door and the upper door MS2 Detects the state closed of the swing guide 1 MS3 Detects the safety range MS4 Detects the state closed of the shutter MS5 Detects the tray at the upper limit MS6 Detects the state closed of the swing guide 2 MS8 Detects the presence absence of staples inside stapler Table 7 302 ...

Page 212: ...7 14 CHAPTER 7 TROUBLESHOOTING 3 Motors M1 M9 M8 M2 M7 M3 M4 M5 M6 Figure 7 303 ...

Page 213: ...LESHOOTING Name Notation Function Motor M1 First feed motor M2 Delivery motor M3 Alignment motor M4 Stapler shift motor M5 Tray lift motor M6 Staple motor M7 Swing motor M8 Second feed motor M9 Inlet feed motor Table 7 303 ...

Page 214: ... 4 Solenoids SL2 SL3 SL1 SL6 SL5 SL7 Figure 7 304 Name Notation Function Solenoid SL1 Flapper solenoid SL2 Buffer inlet solenoid SL3 Buffer outlet solenoid SL5 Paddle solenoid SL6 Escape solenoid SL7 Belt escape solenoid Table 7 304 ...

Page 215: ...7 17 CHAPTER 7 TROUBLESHOOTING 5 PCBs 1 3 2 4 Figure 7 305 Reference Name 1 Finisher controller PCB 2 Relay PCB 4 3 Relay PCB 3 4 Sensor PCB Table 7 305 ...

Page 216: ...7 18 CHAPTER 7 TROUBLESHOOTING B Saddle Stitcher Unit 1 Photointerruptors PI11S PI9S PI8S PI7S PI6S PI13S PI4S PI3S PI2S PI18S PI19S PI20S PI1S PI12S PI5S PI14S PI15S PI16S PI17S PI21S Figure 7 306 ...

Page 217: ...I8S Detects paper on the paper positioning plate PI9S Detects the state open of the inlet cover PI11S Detects paper in the delivery area PI12S Detects the phase of the crescent roller PI13S Detects the guide at home position PI14S Detects the paper pushing plate at home position PI15S Detects the paper pushing plate at top position PI16S Detects the state in of the stitcher unit PI17S Detects pape...

Page 218: ...7 20 CHAPTER 7 TROUBLESHOOTING 2 Microswitches MS2S MS1S MS3S MS4S MS5S MS6S MS7S Figure 7 307 ...

Page 219: ... the inlet cover MS2S Detects the state open of the front cover MS3S Detects the state open of the delivery cover MS4S Detects the presence of staples rear MS5S Detects stitching home position rear MS6S Detects the presence of staples front MS7S Detects the stitching home position front Table 7 307 ...

Page 220: ...7 22 CHAPTER 7 TROUBLESHOOTING 3 Motors M7S M8S M2S M1S M4S M5S M3S M6S Figure 7 308 ...

Page 221: ...G Name Notation Function Motor M1S Feed motor M2S Paper folding motor M3S Guide motor M4S Paper positioning plate motor M5S Alignment motor M6S Stitcher motor rear M7S Stitcher motor front M8S Paper pushing plate motor Table 7 308 ...

Page 222: ...TROUBLESHOOTING 4 Solenoids SL1S SL2S SL4S Figure 7 309 Name Notation Function Solenoid SL1S No 1 paper deflecting plate solenoid SL2S No 2 paper deflecting plate solenoid SL4S Feed plate contact solenoid Table 7 309 ...

Page 223: ...7 25 CHAPTER 7 TROUBLESHOOTING 5 PCBs 1 2 Figure 7 310 Reference Name 1 Saddle stitcher controller PCB 2 Paper sensor PCB Table 7 310 ...

Page 224: ...cher Unit option 1 Photointerruptors PI1P PI3P Pl2P Figure 7 311 Name Notation Function Photointerruptor PI1P Horizontal registration home position detection PI2P Punch motor clock detection PI3P Punch home position detection Table 7 311 ...

Page 225: ...7 27 CHAPTER 7 TROUBLESHOOTING 2 Microswitches MS2P Figure 7 312 Name Notation Function Microswitch MS2P Front door open detection Table 7 312 ...

Page 226: ...7 28 CHAPTER 7 TROUBLESHOOTING 3 Motors M1P M2P Figure 7 313 Name Notation Function Motor M1P Punch motor M2P Horizontal registration motor Table 7 313 ...

Page 227: ...7 29 CHAPTER 7 TROUBLESHOOTING 4 PCBs 1 3 2 4 Figure 7 314 Reference Name 1 Punch driver PCB 2 Photosensor PCB 3 LED PCB 4 Scrap full detector PCB Table 7 314 ...

Page 228: ...a to high degree of accuracy Do not touch them in the field 1 Finisher Controller PCB J12 J9 SW3 1 1 1 11 11 J3 8 1 1 1 J6 4 1 6 1 J24 8 J16 1 11 11 J14 12 1 J2 7 1 1 J1 J19 2 2 1 6 J10 J5 J7 1 J8 J23 J21 1 J17 LED1 SW1 SW2 LED2 9 1 1 1 4 14 14 15 12 5 1 1 CB1 1 J11 10 Figure 7 315 Switch Function SW1 Adjust the height sensor alignment guide position stapling position and move the trays up etc SW2...

Page 229: ... 3 J18 DIP SW1 1 15 J9 2 CB1 1 J1 J7 J4 Figure 7 316 Switch Function DIPSW1 bits 1 2 Starts correction of discrepancy between stitching position and folding position DIPSW1 bits 6 8 Stores corrected settings for stapling position and folding position SW2 Starts correction of discrepancy between stitching position and folding position Table 7 316 ...

Page 230: ... PCB Host machine DC controller PCB Wiring Finisher controller PCB Host machine DC controller PCB Step 1 2 3 Yes No Yes No Yes Action End Correct it End Checks Turn the host machine OFF then ON Is the problem corrected Is the wiring between the finisher controller PCB and the saddle stitcher controller PCB normal Measure the voltage between J3 2 and J3 1 on the finisher controller PCB Is it 24 VDC...

Page 231: ...ing Step 1 2 3 Yes No Yes No Yes No Action Connect the connector Replace the finisher controller PCB Replace the height sensor Correct the wiring Checks Turn the host machine OFF then ON Is the problem corrected Is the wiring between the finisher controller PCB and the sensors normal Measure the voltage between J6 2 and J6 4 on the finisher controller PCB Is it 5 VDC Cause Finisher controller PCB ...

Page 232: ...very roller by hand Does it turn smoothly Check the delivery motor clock sensor Is the sensor normal Does the voltage between J11 4 and J11 5 on the finisher controller PCB change to 24 VDC as soon as the delivery motor starts to rotate Cause Delivery roller Delivery motor clock sensor PI10 Finisher controller PCB Step 1 2 3 Yes No No No No Yes Action Correct mechanical operation Replace the senso...

Page 233: ...PCB Checks Check the alignment guide home position sensor Is it normal Is the wiring between the finisher controller PCB and the alignment motor normal Is there any mechanical obstacle in the path of the alignment guide Replace the alignment motor Is the problem corrected Cause Alignment guide home position sensor PI6 Wiring Alignment guide Alignment motor M3 Finisher controller PCB Step 1 2 3 4 Y...

Page 234: ...e Stapler shift motor M4 Finisher controller PCB Step 1 2 3 4 Yes No No No Yes Yes No Action Replace the sensor Correct the wiring Remove the mechanical obstacles End Replace the finisher controller PCB Checks Turn the swing motor in reverse by hand Does the swing guide move up and down Is the swing guide closed detection switch 2 normal Does the swing motor rotate in reverse at a specific timing ...

Page 235: ...on 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...

Page 236: ...iring from the motor to the finisher controller PCB If normal replace the motor Checks Check the tray home position sensor Is it normal Check the tray lift mechanism Is the mechanism normal Is the tray lift motor supplied with 24 VDC by the finisher controller PCB as soon as the tray is driven Check the wiring from the finisher controller PCB to the tray lift motor Is the wiring normal Cause Tray ...

Page 237: ...itch Correct the wiring Replace the finisher controller PCB Checks Does the tray move up down Is the motor supplied with power by the finisher controller PCB as soon as the tray moves up down Is there a fault in the tray lift mechanism Is the tray lift motor clock sensor 1 2 normal Cause ___ Finisher controller PCB Tray lift mechanism Tray lift motor M5 Tray lift motor clock sensor 1 2 PI9 19 Fini...

Page 238: ...ngage them correctly Correct mechanism from the shutter upper lower bar to the gear of feed roller 2 Replace the sensor Replace the finisher controller PCB Checks Does the second feed motor rotate in reverse at a specific timing Are the shutter and the shutter upper lower bar engaged correctly Turn feed roller 2 in reverse by hand Does the shutter upper lower bar move up down Is the shutter closed...

Page 239: ...ctly Check the shutter closed detection switch Is the switch normal Is the shutter closed detection switch pressed correctly Cause Safety range switch MS3 Shutter closed detection switch MS4 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 the mechanism Replace the finisher controller PCB ...

Page 240: ... positioning plate motor Is the problem corrected Cause Paper positioning plate home position sensor PI7S Saddle stitcher controller PCB Paper positioning plate motor M4S 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 positioning plate drive mechanism If a fault is found correct it Otherwise go to ste...

Page 241: ...PCB 2 Faulty paper folding motor 3 Faulty guide motor Checks Check the paper folding motor clock sensor Is the sensor normal Check the paper folding home position sensor Is the sensor normal Does the paper folding motor operate at a specific timing Replace the paper folding motor Is the problem corrected Cause Paper folding motor clock sensor PI4S Paper folding home position sensor PI21S Saddle st...

Page 242: ... plate drive mechanism If a fault is found correct it Otherwise go to step 3 End Replace the saddle stitcher controller PCB Checks Are the front and rear stitchers and bases installed correctly Is the stitching home position switch of the front and the rear stitchers normal Do the front and the rear stitchers operate at a specific timing Cause Stitcher installation Stitching home position switch M...

Page 243: ...go to step 3 End Replace the saddle stitcher controller PCB 6 Faulty paper pushing plate motor related to PI14S 7 Faulty paper pushing plate motor related to PI15S Checks Check the paper pushing plate home 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 plate home...

Page 244: ...eplace 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 Are the connectors of the guide home position sensor and the saddle stitcher controller PCB connected correctly Is the wiring between the sensor and the saddle stitcher broken Is 5 VDC ...

Page 245: ...connectors Correct the wiring Replace the saddle stitcher controller PCB 10 Disconnected sensor connector related to PI14S 11 Disconnected sensor connector related to PI15S Checks Are the connectors of the paper pushing plate home position sensor and the saddle stitcher controller PCB connected correctly Is the wiring between the sensor and the saddle stitcher broken Is 5 VDC present at J9 10 on t...

Page 246: ...e mechanism Replace the switch The sensor is faulty Replace the sensor Replace the finisher controller PCB Check the wiring between J19 on the finisher controller PCB and J1 on the saddle stitcher controller PCB If a fault is found correct it Otherwise replace the saddle stitcher controller PCB Checks Check the switch actuator of the front door Do the switch and the sensor operate correctly Check ...

Page 247: ...livery door switch Is the switch normal Measure the voltage at J11 9 on the saddle stitcher controller PCB with the delivery door open Is it 5 V Cause Switch actuator Delivery switch MS3S Delivery cover sensor PI3S Step 1 2 3 Yes No No No Yes No Action Correct the mechanism Replace the switch The sensor is faulty Replace the sensor Replace the saddle stitcher controller PCB ...

Page 248: ...s Action Replace the sensor Correct the wiring Correct the horizontal registration mechanism Replace the horizontal registration motor Replace the finisher controller PCB End Checks Check the punch motor clock sensor Is the sensor normal Check the punch home position sensor Is the sensor normal Is the wiring between the punch home position sensor and the finisher controller PCB normal Is there any...

Page 249: ...CHAPTER 8 UNPACKING AND INSTALLATION I FINISHER 8 1 II PUNCH UNIT 8 6 ...

Page 250: ...e the accessories box 12 4 Remove the profectors 5 Remove the lock plate and the protectors AR FN9 only AR FN9 only 6 Remove the protectors AR FN9 7 Remove the protectors I FINISHER WARNING The unpacking and set up procedure shall be done by a qualifie d service technician CAUTION ...

Page 251: ... only 9 Remove the lock plate AR FN9 only 10 Remove the lock plate AR FN9 only 11 Install the cover AR FN9 only 12 Unpack the accessories 20 15 15 20 16 13 29 25 24 19 b 19 19 d 19 e 13 Unpack the screws 19 d 19 e 22 17 15 21 14 Remove the screws 15 Install the plates ...

Page 252: ...ct the wire 19 Install the cover 2 1 19 a When inatalling the hole punch unit follow the install instructions that come with the unit if the punch unit is not being installed perfome pro cedures 19 b to 19 f to install the latch unit and cover 19 b Install Push to make contact 3mm Top view ...

Page 253: ... UNPACKING AND INSTALLATION 19 e Install the cover AR FN9 AR FN8 19 f Install the cover 20 Install the rail 21 Fix the rail 22 Install the rail 23 Remove the cover 19 d Install the latch unit 19 c Remove the screws ...

Page 254: ...8 5 CHAPTER 8 UNPACKING AND INSTALLATION 24 Install the board 25 Install the board 27 Remove the connector cover 28 Connect the connecter 26 Fix the cover 29 Install the label 30 END ...

Page 255: ...FN 8 9 WARNING The unpacking and set up procedure shall be done by a qualified service technician 1 Unplug 2 Un pack the punch unit and the accessories 4 11 21 17 12 3 19 3 Unpack the screws 7 9 12 15 4 Remove the lock screws 7 Install the screws 6 Remove the cover 5 Remove the mylar sheet If you are installing a hole punch unit on the AR FN 8 9 then you must first remove the mylar sheet lo cated ...

Page 256: ... 11 Install the cover 10 Connect the connectors 12 a Fix the cover Two screws A are packed with the Finisher AR FN9 A A 12 b Fix the cover The screw A is packed with the Finisher AR FN8 A 13 Remove the screws 14 Fix the latch unit The part A and two screws B are packed with the Finisher A B ...

Page 257: ...PACKING AND INSTALLATION 15 Install the cover The part A is packed with the Finisher A 16 Remove the cover 17 Install the label 18 Fix the cover 19 Install the label 20 Open the covers 2 1 21 Install the stopper 22 END ...

Page 258: ...ER CLOSED DETECT SWITCH Signal SNDTRAY TRAY 2 PAPER DETECT Signal STOPN SHUTTER OPEN DETECT Signal STPCON STAPLER CONNECT DETECT Signal STPDRHP STAPLER DRIVE HP DETECT Signal STPHP STAPLER HP DETECT Signal STPTY STAPLE TRAY PAPER DETECT Signal SWGCLK SWING GUIDE CLOCK DETECT Signal SWGGCLD SWING GUIDE CLOSED DETECT SWITCH Signal SWGOPN SWING GUIDE OPEN DETECT Signal TRAYSAF TRAY SAFETY SWITCH Sign...

Page 259: ... Signal PPOSPAR PAPER POSITIONING GUIDE PAPER DETECT Signal RLNIPSL FEED PLATE CONTACT SOLENOID DRIVE Signal STCHHP1 STITCHING HP DETECT Signal 1 STCHHP2 STITCHING HP DETECT Signal 2 STPLHP STITCHER IN DETECT Signal TRYPAR TRAY PAPER DETECT Signal VPJM VERTICAL PATH PAPER DETECT Signal Puncher unit option DFULL DUST FULL DETECT Signal FDROPN FRONT DOOR OPEN DETECT SWITCH Signal LEDON LED ON Signal...

Page 260: ...B FINISHER UNIT CIRCUIT DIAGRAM 1 3 SWING_UNIT A 3 ...

Page 261: ...A 4 ENTRANCE_MT ENTRANCE_S ...

Page 262: ...A 5 ...

Page 263: ...FINISHER UNIT CIRCUIT DIAGRAM 2 3 A 6 ...

Page 264: ...FINISHER UNIT CIRCUIT DIAGRAM 3 3 A 7 ...

Page 265: ...A 8 ...

Page 266: ...A 9 ...

Page 267: ...C FINISHER CONTROLLER PCB 1 10 A 10 ...

Page 268: ...FINISHER CONTROLLER PCB 2 10 A 11 ...

Page 269: ...A 12 ...

Page 270: ...A 13 ...

Page 271: ...FINISHER CONTROLLER PCB 3 10 A 14 ...

Page 272: ...FINISHER CONTROLLER PCB 4 10 A 15 ...

Page 273: ...A 16 ...

Page 274: ...A 17 ...

Page 275: ...FINISHER CONTROLLER PCB 5 10 A 18 ...

Page 276: ...FINISHER CONTROLLER PCB 6 10 A 19 ...

Page 277: ...ENTRANCE_S0 ENTRANCE_SENS A 20 ...

Page 278: ...A 21 ...

Page 279: ...FINISHER CONTROLLER PCB 7 10 A 22 ...

Page 280: ...FINISHER CONTROLLER PCB 8 10 A 23 ...

Page 281: ...A 24 ...

Page 282: ...A 25 ...

Page 283: ...FINISHER CONTROLLER PCB 9 10 A 26 ...

Page 284: ...FINISHER CONTROLLER PCB 10 10 A 27 ...

Page 285: ...A 28 ...

Page 286: ...A 29 ...

Page 287: ...D SADDLE STITCHER UNIT CIRCUIT DIAGRAM 1 2 A 30 ...

Page 288: ...GUIDE_MT SADDLE STITCHER UNIT CIRCUIT DIAGRAM 2 2 A 31 ...

Page 289: ...STPL_UNIT1 Rear STPL_UNIT2 Front A 32 ...

Page 290: ...PUSHCW A 33 ...

Page 291: ...E SADDLE STITCHER UNIT PCB 1 8 FOLD_NUKE FOLD_HP A 34 ...

Page 292: ...SADDLE STITCHER UNIT PCB 2 8 A 35 ...

Page 293: ...A 36 ...

Page 294: ...ENTRANCE_COVER FOLDDIR0 FOLDPWM0 FOLDDIR1 A 37 ...

Page 295: ...SADDLE STITCHER UNIT PCB 3 8 FOLD MTR A 38 ...

Page 296: ...SADDLE STITCHER UNIT PCB 4 8 A 39 ...

Page 297: ...A 40 ...

Page 298: ...A 41 ...

Page 299: ...SADDLE STITCHER UNIT PCB 5 8 A 42 ...

Page 300: ...SEMILUNAR_S FOLDTOP0 GUIDEM0 GUIDEM2 GUIDEM1 PUSH H P GUIDE H P SEMILUNAR_SENS SADDLE STITCHER UNIT PCB 6 8 A 43 ...

Page 301: ...P P FOLD_CLK PUSH_CLK0 NS PUSH CLK SENS FOLD CLK A 44 ...

Page 302: ...STAPLE UNIT SENNS ENTRANCE_COVER A 45 ...

Page 303: ...SADDLE STITCHER UNIT PCB 7 8 ENNS A 46 ...

Page 304: ...SADDLE STITCHER UNIT PCB 8 8 PUSHCW PUSHPWM PUSHCCW FOLD_HP FOLD_OUT FOLD_HP A 47 ...

Page 305: ...A 48 ...

Page 306: ...A 49 ...

Page 307: ...For FINISHER_CONTROLLER_PCB F PUNCHER UNIT OPTION CIRCUIT DIAGRAM 1 1 A 50 ...

Page 308: ...G PUNCH DRIVER PCB 1 2 A 51 ...

Page 309: ...A 52 ...

Page 310: ...A 53 ...

Page 311: ...PUNCH DRIVER PCB 2 2 A 54 ...

Page 312: ...arks 1 Cleaner Cleaning Hydrocarbon Do not bring near fire e g glass fluorine family Procure locally plastic Alcohol Isopropyl alcohol may be rubber parts Surface activating substituted external agent covers Water 2 Lubricant Drive friction Silicone oil parts lead cam ...

Page 313: ...APPENDIX A 56 ...

Page 314: ...January Printed in Japan N COPYRIGHT 2001 BY SHARP CORPORATION All rights reserved Printed in Japan No part of this publication may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without prior written permission of the publisher ...

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