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Sharp AR-FN3 Service Manual

3-tray finisher
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[ 1 ] BASIC SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
[ 2 ] UNPACKING AND INSTALLATION . . . . . . . . . . . . . . . . . . . . . 2-1
[ 3 ] EXTERNAL VIEW AND INTERNAL STRUCTURE . . . . . . . . . . 3-1
[ 4 ] OPERATIONAL DESCRIPTIONS . . . . . . . . . . . . . . . . . . . . . . . 4-1
[ 5 ] DISASSEMBLY AND ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . 5-1
[ 6 ] ADJUSTMENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-1
[ 7 ] MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-1
[ 8 ] TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-1
[ 9 ] CIRCUIT DESCRIPTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-1
[10] ELECTRICAL SECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-1
PARTS GUIDE
3-TRAY FINISHER
MODEL
CONTENTS
CODE: 00ZARFN3//A1E
AR-FN3
This document has been published to be used
for after sales service only.
The contents are subject to change without notice.
AR-FN3

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Summary of Contents for Sharp AR-FN3

  • Page 1: Table Of Contents

    AR-FN3 CODE: 00ZARFN3//A1E 3-TRAY FINISHER AR-FN3 MODEL CONTENTS [ 1 ] BASIC SPECIFICATIONS ......1-1 [ 2 ] UNPACKING AND INSTALLATION .

  • Page 2: 1 ] Basic Specifications

    AR-FN3 [1] BASIC SPECIFICATIONS 9. Staple unit Paper discharge tray Lift tray 1. Type Storage Face-down Number of sheets 50 sheets (80 g/m Copier-fitted type (detachable) that can be stapled 25 sheets when the size is over A4/LT. Paper size...

  • Page 3: 2 ] Unpacking And Installation

    AR-FN3 [2] UNPACKING AND 2. Installation INSTALLATION Unplug the copier’s power cord before carrying out the following procedure. 1. Unpacking 1. Attach the lock plate and mounting plate. Remove the two screws from the upper left cabinet of the copiery and Refer to the sketch below for unpacking.
  • Page 4 AR-FN3 • If the clearance is wide at the upper part: 4. Insert the connecting plate of the finisher into the Turn knob A and knob B counterclockwise so that the mounting plate of the desk. clearances at the upper part and lower part are uniform.
  • Page 5 AR-FN3 4) Push the staple unit until it locks. 7. Attach the exit tray and tray 3. Insert the three pawls at the rear side of tray 3 into the holes of the tray mounting platform and secure the tray using two screws.
  • Page 6 AR-FN3 2. Internal structure [3] EXTERNAL VIEW AND INTERNAL STRUCTURE 10 1 1. External view Part name Upper door Part name Front door Paper discharge gate 1 Tray 1 Transport follower roller 2 Tray 2 Vertical transport roller 1 Tray 3...
  • Page 7 AR-FN3 3. Clutch, solenoid Signal code Name Function and operation OG1SL Paper discharge gate solenoid 1 Switching tray 1 paper discharge gate OG2SL Paper discharge gate solenoid 2 Switching tray 2 paper discharge gate OG3SL Paper discharge gate solenoid 3...
  • Page 8 AR-FN3 4. Sensor Stapler unit Signal code Name Function and operation DSW1 Copier connection switch Detecting the finisher attached to the copier DSW2 Top door opening switch Detecting top door opening DSW3 Front door opening switch Detecting front door opening...
  • Page 9 AR-FN3 5. Motor and PWB unit Signal code Name Function and operation Type Main drive motor Transports paper in the finisher. DC brushless T3OM Tray 3 paper discharge drive motor Transports paper to tray 3. DC stepping Jogger motor Sets the jogger position for each paper size to align paper in DC stepping the staple tray.

  • Page 10: 4 ] Operational Descriptions

    AR-FN3 c) Tray 3 outside turn face-down paper discharge [4] OPERATIONAL DESCRIPTIONS 1. Transport route The 3-tray finisher’s transport routes are as follows. a) Tray 1 face-down paper discharge 2. Explanation of each section The 3-tray finisher consists of (1) an upper paper transport section, (2) a reversion section, (3) a staple tray, (4) an offset tray, and (5) an elevator section.
  • Page 11 AR-FN3 A. Upper paper transport section B. Staple tray 1) Paper transport 1) Jogger motor (JGM) By rotating the main driving motor (FM), the transport rollers in the The jogger motor is driven when the paper is fed into the staple tray, finisher are driven.
  • Page 12 AR-FN3 (Operation of stapling) Stapler unit movement at the time of stapling (2-point stapling action is added.) 1) 2) 1) The pusher is elevated to the position which makes it possible for the staple unit to move. 2) The staple unit is moved to the staple position where the 2nd staple is driven.
  • Page 13 AR-FN3 3. Basic operation A. Basic operation flowchart Power ON Initialization when powered on Independent movement Operation when of staple unit JAM error occurs (Staple position) Independent shifting Operation when door is closed (Offset tray) JOB_START Transfer Stapling Signal name Part name —...

  • Page 14: 5 ] Disassembly And Assembly

    AR-FN3 [5] DISASSEMBLY AND ASSEMBLY [Note] 2. Staple unit movement motor • This section explains the procedure for disassembling and reinstalling the unit. Reinstall the unit in the reverse order of disas- sembly. • Disassemble the unit in numerical order in each sketch.
  • Page 15 AR-FN3 3. Elevator motor [Note] Before removing the lower cover on the FN3, make sure the tray 3 is at the upper limit position. If the tray 3 is not at the upper limit position, turn the knurled part on the shaft (A) in the sketch and move the tray 3 to the upper limit.
  • Page 16 AR-FN3 4. Off-set motor 5. Stapler [Note] When setting the tray 3 cover (bottom), use caution not to get the wire caught in the harness B. When setting the off-set motor 9), pay attention to the filter PWB A. For the direction, see the sketch given above.
  • Page 17 AR-FN3 6. Jogger motor 7. Pusher motor [Note] When installing the jogger motor 6), pay attention to the har- ness pulling-out direction. See the sketch given above. 5 – 4 8/19/1999...
  • Page 18 AR-FN3 8. Elevator wires, top and bottom [Note] Remove the two screws 13) and: 1) Move the off-set tray to the lower limit position. [Note] If the tray 3 is not at the upper limit position, turn the knurled 2) Turn the knurled part on the elevator worm gear shaft under the...
  • Page 19 AR-FN3 [Reinstalling elevator wires (top, bottom) at the front frame side] 1) Insert both the top elevator wire 15) and bottom elevator wire 16) into the elevator pulley drive shaft A. Secure the winding pulley 18) with the screw 17).
  • Page 20 AR-FN3 8/19/1999 5 – 7...

  • Page 21: 6 ] Adjustments

    AR-FN3 [6] ADJUSTMENTS The following table shows the main parts requiring adjustment at the time of replacement Jogger Item Part name Jogger F/R Paper discharge gate solenoid 1 Paper discharge gate solenoid 2 Label Paper discharge gate solenoid 3 Paper holding solenoid...
  • Page 22 AR-FN3 [Adjustment and precaution in setting] Manually pull the plunger to move it in the arrow direction until it [Adjustment and precaution in setting] stops, and fix it at that position. Fit the edge of plate to which the solenoid is attached, with the left edge of the marking.
  • Page 23 AR-FN3 4. Paper discharge gate solenoid 3 5. Paper holding solenoid [Adjustment and precaution in setting] Paper discharge gate (OG3SL) adjustment procedures Manually pull the plunger in the arrow direction until it stops, and fix it [Adjustment and note for setting] at that position.
  • Page 24 AR-FN3 [Adjustment and note for setting] 6. Paddler clutch Loosen the fixing screw (indicated with an arrow in the figure) of the paddler adjustment plate, and turn the paddler adjustment plate in the arrow direction and fix it. Paddler Staple...
  • Page 25 AR-FN3 7. Vertical transport de-curler [Process] Use the vertical transport de-curler adjustment jig to adjust the nip quantity. Insert the marked section of the jig corresponding to each nip quantity under the unit as shown below. 2) Insert the vertical transport de-curler adjustment jig until it makes contact with the shaft.

  • Page 26: 7 ] Maintenance

    AR-FN3 [7] MAINTENANCE If reception is performed during maintenance work, it is very dangerous. Therefore, be sure to disconnect the power cable from the machine. 1. Maintenance system table Execution conditions Name Work Note Execution timing Cycle Rollers Clean Maintenance service...
  • Page 27 AR-FN3 (Rollers/Paper guides) 7 – 2 8/19/1999...
  • Page 28 AR-FN3 8/19/1999 7 – 3...
  • Page 29 AR-FN3 (Gears) Others (Sensors) (Belts) 7 – 4 8/19/1999...
  • Page 30 AR-FN3 [8] TROUBLESHOOTING 1. Trouble code Trouble Trouble code code Description Description Main Main code code code code Content Finisher communication trouble Content Staple unit operation trouble Detail Communication line test error occurs when Detail Staple operation trouble power is turned on or after the exit of a...
  • Page 31 AR-FN3 (1) Finisher does not operate. (excluding JAM state) Is connection Staple unit Connect connection moving motor rotates cable properly cable to body properly. normally? connected? +5V between Check or replace harness Pusher motor rotates CNA-6 and CNA-5 of or check supply voltage.
  • Page 32 AR-FN3 (2) Transport motor error (3) Elevator and off-set motor error Check mechanical load Is load on motor and driving system. Is fuse blown out? Replace fuse. shaft normal? Remove foreign matter. Check mechanical load Is motor winding Is load on motor Replace motor.
  • Page 33 AR-FN3 (4) Stepping motor error (6) Clutch and solenoid error Check mechanical Is each Is load on motor Check mounting and load properly load and driving system. replace if necessary. shaft normal? Remove foreign matter. mounted? Conduction Is motor winding Replace clutch or Replace motor.

  • Page 34: 9 ] Circuit Descriptions

    AR-FN3 [9] CIRCUIT DESCRIPTIONS 1. Outline The finisher main circuit transmits and receives data to and from the copier main PWB. According to instructions from the copier, it controls loads, sensors and the input of switching information. The finisher main circuit consists of a circuit which receives signals from sensors and switches, a circuit which drives solenoids and clutches, CPU, ROM, expansion I/O and other peripheral circuits.
  • Page 35 AR-FN3 3. CPU (HB/3040) A. Outline The CPU (IC3) controls finisher loads and the system synchronously, transmitting and receiving data to and from the copier main PWB through the serial communication line. B. Features The H8/3040 is a high-performance single chip microprocessor using the 32-bit H8/300H CPU as a core, integrating peripheral functions necessary for system configuration.
  • Page 36 AR-FN3 D. CPU: H8/3040 (IC3) terminal signals Signal Port IN/OUT ACTIVE Specification Remarks name Power supply (+5V) T3OMA Tray 3 paper discharge motor drive signal A T3OMA/ Tray 3 paper discharge motor drive signal A/ T3OMB Tray 3 paper discharge motor drive signal B...
  • Page 37 AR-FN3 Signal Port IN/OUT ACTIVE Specification Remarks name Address strobe signal ROM, I/O read signal (read at L) HWR/ Upper write signal (write at L) LWR/ Lower write signal (write at L) Mode setting signal 0 (fixed at H level)
  • Page 38 AR-FN3 D. Expansion I/O: M66500FP (IC11) terminal signals Signal Port IN/OUT ACTIVE Specifications Remarks name PDCL/ Paddler clutch drive signal (On at L) STORCL/ Paper discharge roller pressure release clutch (On at L) Power supply (+5V) Elevator motor CW drive signal...
  • Page 39 AR-FN3 5. Communication buffer and reset circuit In the communication buffer circuit, the transmission signal (F-TXD) The reset signal from the copier is also received by the IC101 and and communication permit signal (F-DTR) from the copier are inputted to the CPU’s reset terminal (active at L). In addition, the...
  • Page 40 AR-FN3 7. Switch input circuit This circuit checks whether the finisher is connected to the copier, When the finisher is disconnected from the copier, the transistor is both the top and front doors are opened. It is connected to micros- turned off to change the expansion I/O PG1 to H level.
  • Page 41 AR-FN3 8. Solenoid and clutch drive circuit The solenoid and clutch drive circuit uses non-inversion transistor The expansion I/O PG port which controls the solenoids and clutches arrays TD62318AP (IC09, 12) which turn on the solenoids and is an open collector type which becomes high impedance when reset- clutches when the input signal is at L;...
  • Page 42 AR-FN3 • Tray 3 paper discharge motor drive pattern 10. Pusher, reversion, staple unit moving Tray 3 paper discharge motor drive circuit Stop direction T3OMA The pusher motor control signal (PMA, A/, B, B/), reversion motor control signal (RMA, A/, B, B/) and staple unit movement motor con-...
  • Page 43 AR-FN3 11. Elevator motor drive circuit The elevator motor control signal (EMA, B) from the expansion I/O is TD62503 (IC103) is a driver for driving STA457C, consists of inputted through the driver TD62503F (IC103) to the H driver peripheral resistors, capacitors, and diodes, which forms a delay cir-...
  • Page 44 AR-FN3 13. 10V power generating circuit Supplied from The 10V power generating circuit generates +10V which is supplied to the copir the power supply of the transport motor IC uPD1246C (IC13) and +24V 1K(1/4W) comparator BA10393F (IC104). The circuit consists of a Zener diode...
  • Page 45 AR-FN3 15. Stapler motor drive circuit TD62503 (IC105) is a driver to drive Q1 ∼ 4. A delay circuit is com- The control signal (STMA,B) from the expansion I/O expansion is inputted through the driver TD62503F to the H driver circuit which posed of peripheral resistors, capacitors, and diodes to prevent short consists of a large-current driving transistors Q1 ∼...

  • Page 46: [10] Electrical Section

    AR-FN3 [10] ELECTRICAL SECTION 1. ACTUAL WIRING CHART DIAGRAM Copier 9 10 Rear Front CN-D DSW3 +24V2 +24V DSW1 4PIN CN-C Front door opening and closing CN-A CN-B 1 +24VIN 2 +24V1 CN-J Connection to copier GND2 STUHP STUHP DSW2...
  • Page 47 AR-FN3 Inside ∗ S tray harness 18PIN CN-H +24V +24V PSMA Outside PSMA/ PSMB Paper entry de-curler unit PSMB/ CN-G 3PIN COM1 +24V GND2 INPD +24V INPD/ JGMA Paper entry (INPD) harness JGMA/ 3PIN JGMB COM2 Inside PG PFD2 JGMB/...
  • Page 48 AR-FN3 2. Main PWB RN101 10kX8 10kX4 JGHP JGHP CNH-19 READY/ READY/ CNK-11 RVMB/ (2-5C) PSHP1 PSHP1 CNH-25 RVMB (2-5C) RVMA/ (2-5C) STORHP STORHP CNL-26 RVMA (2-5C) C119 L101 ACB20120M-150-T STUHP STUHP CNL-20 0.1u C128 47u/35V 0.1u T2PF/ T2PF/ C106...
  • Page 49 AR-FN3 Main PWB JP1(+5V) +24V BR12 +24V3 CNA-06 +10V IC106D IC106A 1k(1/4W) IC15 C185 100u/35V 100(1/4W) R177 2.2k R178 2.2k JP3(GND2) 0.1u 47u/35V R164 R174 TD62503F TD62503F R179 2.2k 1k(1/4W) GND2 4.7k CNA-05 1kX3 IC103E IC106G IC106E CNE-09 IC106B GND2...
  • Page 50 AR-FN3 Main PWB connector signal list CNA (B6P-VH) CNG (B32B-PHDSS-B) CNJ (B16B-PHDSS-B) CNK (B24B-PHDSS-B) CNM (B5B-PH-K-S) CNP (B8B-PH-K-S) SIGNAL SIGNAL SIGNAL SIGNAL SIGNAL SIGNAL +24V COM1 COM9 STM+ OFM+ +24V +24V INPD/ INPD STID/ STID STM+ OFM- +24V GND1 BODY...
  • Page 51 AR-FN3 3. Main PWB page arrangement (1/2) 10 – 9 8/6/1999...
  • Page 52 AR-FN3 Main PWB page arrangement (2/2) 8/6/1999 10 – 10...
  • Page 53 AR-FN3 CAUTION FOR BATTERY REPLACEMENT (Danish) ADVARSEL ! Lithiumbatteri – Eksplosionsfare ved fejlagtig håndtering. Udskiftning må kun ske med batteri af samme fabrikat og type. Levér det brugte batteri tilbage til leverandoren. (English) Caution ! Danger of explosion if battery is incorrectly replaced.
  • Page 54 AR-FN3 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.