Canon FY8-13FW-000DADF-A1 Service Manual
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Canon FY8-13FW-000DADF-A1 Service Manual

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DADF-A1
REVSION 0
FY8-13FW-000
DEC. 1998
COPYRIGHT © 1998 CANON INC.
CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

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Summary of Contents for Canon FY8-13FW-000DADF-A1

  • Page 1 DADF-A1 REVSION 0 FY8-13FW-000 DEC. 1998 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 2 IMPORTANT THIS DOCUMENTATION IS PUBLISHED BY CANON INC., JAPAN, TO SERVE AS A SOURCE OF REFERENCE FOR WORK IN THE FIELD. SPECIFICATIONS AND OTHER INFORMATION CONTAINED HEREIN MAY VARY SLIGHTLY FROM ACTUAL MACHINE VALUES OR THOSE FOUND IN ADVERTISING AND OTHER PRINTED MATTER.
  • Page 3 All service persons are expected to have a good understanding of the contents of this Service Manual and all relevant Service Information bulletins, and be able to identify and isolate faults in the machine. COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV. 0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 4: Table Of Contents

    L. Improper Placement of C. Detecting Originals ....2-12 Originals ......2-50 D. Picking Up Originals .... 2-17 III. POWRE SUPPLY ..... 2-53 A. Outline .........2-53 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 5 Assembly ......3-34 ..........3-16 CHAPTER 4 MAINTENANCE AND SERVICING PERIODICALLY REPLACED III. SCHEDULED SERVICING PARTS ........4-1 CHART ........4-2 CONSUMABLES AND DURABLES ........ 4-1 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 6 NAMES AND ABBREVIATIONS OF DISPLAY BOARD ....A-13 SIGNALS ........A-4 SPECIAL TOOLS ..... A-14 DADF-A1 GENERAL CIRCUIT SOLVENTS AND OILS .... A-15 DIAGRAM ........A-5 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 7 III. NAMES OF PARTS ..... 1-4 C. Routine Maintenance A. External View ......1-4 by the User ......... 1-6 B. Cross Section ......1-4 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 8: Chapter 1 General Description

    The machine can identify the size of an original in terms of its length (feeding direction) and width for communication to its host copier. COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 9: Specifications

    INCH/AB ZNG xxxxx Operating conditions Same as the host copier. Temperature Humidity The above specifications are subject to change for product improvement. Table 1-201 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 10 • A sheet with a clip or glue. • A sheet with curling, wrinkling, or creasing. Caution: Do not feed the same original more than 30 times to protect against damage. COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 11: Names Of Parts

    [15] Feeding belt drive roller [4] Separation belt [10] Delivery roller [16] Registration roller [5] Separation flapper [11] Feeding belt link roller [6] Pre-separation guide [12] Retaining rolls COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 12: Operation

    3) Place the originals with the first page on top. 4) As needed, set the appropriate copying mode on the copier. 5) Press the copier’s Copy Start key. COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 13: Routine Maintenance By The User

    Do not touch the stamp face. If your skin has come into contact with its ink, be sure to wash it with water immediately. COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 14 A. Outline ........2-6 Originals ........2-50 B. Operation ........2-7 III. POWRE SUPPLY ...... 2-53 C. Detecting Originals ....2-12 A. Outline ........2-53 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 15: Chapter 2 Basic Operation

    (Q1) Variable (Q2) Solenoid resistor (Q4) Clutch Communication IC(Q3) Brake 5 VDC Indicator power Motor supply LED PCB Power supply circuit Copierk Figure 2-101 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 16: Communication With The Copier

    If an error occurs in the IPC communication, the copier’s self diagnosis function turns on to indicate “E400” or “E712” on its control panel. RSOUT Communication Communication RSIN Copier DADF Figure 2-102 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 17: Inputs To The Dadf Controller Pcb

    (The light-blocking plate is at the sensor.) Pick-up sensor J208 J9-A4 When an original is detected, '1'. SPRS (The light-blocking plate is at the sensor.) Figure 2-103 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 18 '1'. sensor J218 J8-7 Detects the width of the original Original width stacked on the original tray. WIDTH detecting VR COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 19: Outputs To The Dadf Controller Pcb

    When '0', the Original Set indicator ORGLED turns on. LED102 J101-4 Display PCB J221 +24V J14-8 Delivery motor When '0', the delivery motor (M5) EMPWM turns on. COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 20: Basic Operation

    The clutch (CL) is used to engage or disengage the drive of the feeder motor (M2) and the belt motor (M3). DA D F c o n t r o l l e r P C B Indicator Figure 2-201 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 21: Operation

    After copying, it moves the original from the copyboard glass to the original tray. Copying Delivery 1 Delivery 2 Figure 2-202 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 22 2nd side to the 1st side. Copies the 1st side. Reverses the original from the 1st side to the 2nd side. Delivers the original. Figure 2-203 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 23 While reversing the 1st original, picks up the 2nd original. the 2nd original. (At this time, the order of originals is switched.) Figure 2-204 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 24 Each time an original has been read, the machine moves the original from the copyboard glass to the original delivery tray. Placement Pick-up Reading Delivery 1 Delivery 2 Figure 2-205 2-10 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 25 2) Select sort mode on the copier. 3) Enter a number (of sets) on the copier’s keypad. 4) Press the Copy Start key. 2-11 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 26: Detecting Originals

    (EMPS), the DADF controller PCB turns on the Original Set indicator (LED101, LED102). DADF controller PCB LED 101,102 Prism Indicator Original Figure 2-206 2-12 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 27 DADF controller PCB DADF controller PCB Figure 2-209 Registration paper sensor Registration roller clock sensor Registration roller Figure 2-208 2-13 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 28 ±5 mm is ignored; outside the ranges, the original will be identified as being of a non- default size. Table 2-203 2-14 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 29 (S14) subsequent originals (RSS signal) so that the copier will not pick up copy paper. Figure 2-210 2-15 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 30 (The first page would be copied on the back of a sheet.) Copier Figure 2-212 On some copiers, you can disable original count operation in user mode. 2-16 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 31: Picking Up Originals

    Top pick-up mode Figure 2-213 Bottom pick-up mode Figure 2-214 2-17 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 32 Separation belts Switching Figure 2-215 Bottom Pick-Up Mode DADF controller PCB Original guide Pick-up motor (M1) Switching Separation belts Figure 2-216 Top Separation Mode 2-18 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 33: Operation

    2) Arching The original is butted against the registration roller so that it arches. Arch Registration roller Figure 2-218 2-19 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 34 In case of small-size originals, the second and subsequent originals are “edged out” by the registration roller so as to reduce feeding time. 2-20 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 35 Paper stopper plate solenoid (SL1) Paper retaining plate solenoid (SL2) Brake (BK) Low-speed Feeding belt CW rotation Feeding belt CCW rotation Table 2-221 2-21 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 36 Pick-up sensor Figure 2-222 2) Arching The original is butted against the registration roller so that it arches. Arching Registration roller Figure 2-223 2-22 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 37 In the case of a large-size original, the 2nd original is picked up after delivery of the first original. Scanner Edged out by the registration roller. Figure 2-225 2-23 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 38 The pick-up motor rotates in the direction opposite to the direction in copying mode. The feeding belt rotates clockwise. The feeding belt rotates counterclockwise. Figure 2-226 2-24 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 39: Reversal

    Reversing from the 1st side to the 2nd side. When the 1st side of the original has been copied, the original is moved for delivery. Figure 2-228 Figure 2-229 2-25 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 40 Paper deflecting plate solenoid (SL3) Clutch (CL) (BK) Brake : The feeding belt rotates CW. CCW : The feeding belt rotates CCW. Figure 2-230 2-26 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 41: Reduced

    The feeding belt is rotated clockwise to move the original on the copyboard glass to the delivery/reversing roller. Feeding belt Delivery/reversing roller 1st original Figure 2-232 2-27 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 42 At this time, the order of originals is changed, and the sheet-to-sheet distance is adjusted while making a width of overlap. Delivery/reversing roller Feeding belt Figure 2-235 Overlap Figure 2-236 2-28 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 43 At this time, the leading edge of the 2nd original is moved to and stopped at the Figure 2-239 index on the horizontal size plate. 2-29 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 44 (3rd, 4th) exists, the 2nd original is Delivery/reversing roller delivered after delivering the 1st original. Figure 2-242 1st original 2nd Original Figure 2-243 2-30 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 45 Brake Paper deflecting (SL3) plate solenoid Low-speed rotation. Sheet-to-sheet distance adjustment The feeding belt rotates clockwise. The feeding belt rotates counterclockwise. Figure 2-244 2-31 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 46 The clutch (CL) is turned on to eliminate the difference in speed between the delivery/reversing roller an the feeding belt, and two originals are fed simultaneously. Figure 2-247 2-32 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 47 The pick-up motor rotates in the direction opposite of copying mode. The feeding belt rotates clockwise. The feeding belt rotates counterclockwise. Figure 2-249 2-33 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 48: Delivery

    Original tray Figure 2-250 Bottom Pick-Up Mode Original delivery tray Figure 2-251 Top Pick-up Mode 2-34 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 49 The next original is picked up and moved to the copyboard glass. Figure 2-254 2-35 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 50 Feeder motor (M3) Belt motor (CL) Clutch Brake (BK) Low speed The feeding belt rotates clockwise. The feeding belt rotates couuterclockwise. Figure 2-256 2-36 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 51 (CL) Clutch (BK) Brake Paper stopper (SL1) plate solenoid Low speed The feeding belt rotates clockwise. The feeding belt rotates counterclockwise. Figure 2-258 2-37 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 52 (M5) switches to low speed to deliver the original slowly. Original delivery tray Figure 2-261 2-38 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 53 The pick-up motor rotates in the position opposite of copying mode. The feeding belt rotates clockwise. The feeding belt rotates counterclockwise. Figure 2-263 2-39 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 54: Stamping Function

    Figure 2-264 Mode Position Single-sided original On each original mode Double-sided On 1st side original mode Reduced page On each original compositionmode Table 2-206 2-40 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 55 Fax original Delivery sensor 2 (S12) Figure 2-265 Reference: A brand new stamp is good for stamping about 7,000 (reference value) originals. 2-41 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 56: Sequence Of Operations

    Original length Feeding about 20mm (approx.equivalent) Belt motor (M3) Delivery sensor 2 (S12) Stamping solenoid (SL4) Low speed Delivery motor (M5) Figure 2-266 2-42 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 57: Controlling The Pick-Up Motor

    DADF controller PCB Pick-up motor SMON J12-1 Drive circuit SDIR J12-2 SMPWM Figure 2-267 2-43 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 58 "1" "0" "0" inertia in fax mode pick-up direction (clockwise).c "0" "1" / "0" "1" / "0" The pick-up roller stops. Table 2-207 2-44 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 59: Controlling The Belt Motor

    DADF controller PCB Belt motor BMON J7-1 Drive circuit BDIR BMPWM J7-2 Belt motor clock sensor BCLK1 J9-B4 Figure 2-268 2-45 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 60 2-46 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 61: Detecting Original Jams

    The sensor S3 does not detect the leading edge of an original Registration delay S3,S7 350 msec after the sensor S7 has detected the leading edge of an original. Table 2-209a 2-47 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 62 Double feeding For the 2nd circulation or later, the re-circulating lever rotates idly without coming into contact with an original. Table 2-209b 2-48 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 63 As a rule, detection of a condition for the first original is treated as “improperly placed original”; jams are identified starting with the detection of a condition for the second and subsequent originals. 2-49 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 64: Improper Placement Of Originals

    When the machine detects an improperly placed original, it communicates the fact to its host copier. (Some copiers show such codes in service mode.) 2-50 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 65 2. The original that is picked up is of a size different from the size of the first original. Table 2-210 2-51 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 66 Some copiers indicate an appropriate message. Be sure to follow such a message when placing the originals. In reduced page composition mode, on the other hand, remove the originals from the original tray, and open the DADF once. 2-52 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 67: Outline

    (VR) Indicator LED Logic Fuse resistance (LED101, LED102) (R26) 24VL Regulator J1-6 Re-circulation motor (M4) IC (Q14) Copier DADF controller PCB Figure 2-301 2-53 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 68: I. Basic Construciton

    D. Registration Roller ....3-14 B. Right Delivery Drive E. Delivery/Resersing Roller ..3-16 Assembly ......... 3-34 F. Delivery Roller Unit (bottom pick-up mode) .... 3-20 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 69: Chapter 3 Mechanical System

    When detaching the machine from the copier, you must fully open it to disengage its locks. Figure 3-102 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 70 Figure 3-104 Figure 3-105 Figure 3-107 3) While avoiding the original tray, detach the body cover and the front cover. Figure 3-106 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 71: Switches

    If the side guide is improperly positioned, the original will tend to move askew. 10~100mm Copier Figure 3-110 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 72 Figure 3-111 2) Open the side guide at the rear [3] and the Half a tooth front [4] fully. Figure 3-114 Figure 3-112 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 73: Adjusting The Dadf Height

    1, and execute adjustments of the original are in contact with the copyboard glass. width detecting volume. (For adjustments, see p. 5-18.) COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 74: Drive System

    1) Remove the pick-up motor unit. 2) Remove the tie-wrap as necessary. 3) Disconnect the connector J11 [2] from the DADF controller PCB [1]. Figure 3-202 Figure 3-204 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 75: Belt Motor

    5) Detach the two drive belts [5], and detach the feeder motor unit [6]. Figure 3-207 5) Disconnect the connector [4] of the belt motor clock sensor (S10). Figure 3-206 Figure 3-208 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 76 500 ± 50 g, and secure it in place with the screw [5]. 500 20g Figure 3-210 The spring must be capable of measuring 600 g or so (CK-0058). Figure 3-212 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 77: Removing The Clutch Unit

    2) Detach the drive belt [2]. figure 3-215 Figure 3-213 3) Remove the E-ring [3]. 4) Displace the bush [4], and remove the clutch unit [5]. Figure 3-214 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 78: Delivery Motor

    3) Remove the two screws [2], and free the cable [4] from the cable retainer [3]; then, detach the delivery monitor unit [5]. Figure 3-217 3-10 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 79: Feeding System

    [8], and detach the pick-up roller. 3) Remove the screw [3], and detach the paper retaining solenoid [4]. Figure 3-304 Figure 3-302 3-11 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 80: Removing The Separation Belt Unit

    6) Remove the two screws [8], and detach the separation belt unit [3] together with the inside guide plate [7]. fixing plate [4]. Figure 3-308 Figure 3-306 3-12 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 81 [21]. care not to drop the pin.) [21] [19] [20] [12] [11] [15] Figure 3-312 [14] [13] Figure 3-310 3-13 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 82: Registration Roller

    8) Remove the spring [7] and the screw [8]; then, detach the arm [9]. Figure 3-313 6) Remove the E-ring [3], and detach the bush [4]. Figure 3-316 Figure 3-314 3-14 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 83 [20], sensor mount [21], and spring [22]. 10) Remove the two screws [13], and remove the sensor mount [14]. [21] [14] [13] [19] [22] [20] Figure 3-320 Figure 3-318 3-15 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 84: Delivery/Resersing Roller

    [25] timing belt [3], and bush [4]. (Take care [26] [24] [23] not to drop the pin.) [27] [26] Figure 3-321 Figure 3-322 3-16 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 85 7) Remove the spring [8] and the screw [9]; Remove the gear while unlocking it. then, detach the lower guide stopper [10]. Figure 3-323-a [10] Figure 3-325 3-17 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 86 [14], and remove the registration sensor [15] by lifting it. [13] [16] [12] Figure 3-329 Figure 3-327 3-18 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 87 [21] [20] Figure 3-332 [17] 13) Remove the delivery/reversing roller [22]. Figure 3-330 (front) [22] [19] [18] Figure 3-333 Figure 3-331 (rear) 3-19 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 88: Delivery Roller Unit (Bottom Pick-Up Mode)

    1) Remove the body cover. 2) Remove the screw [1] and the spring [2]; then, disconnect the connector [3]. Figure 3-335 Figure 3-337 3-20 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 89 [5] and the motor unit [6]. screws [8] at the rear; then, detach the delivery roller unit [9]. Figure 3-338 (back) figure 3-339 3-21 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 90: Reversing Guide

    2) Remove the gear [1] and the timing belt [2]. Figure 3-342 Figure 3l-340 Reference: Remove the gear while unlocking it. Figure 3-341 Figure 3-343 3-22 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 91 Figure 3-344 5) Remove the reversing sensor jack [7], and the grounding cord [8]. [13] [12] [11] [10] Figure 3-346 Figure 3-345 3-23 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 92: Stopper Plate Solenoid

    Cut a sheet of A4 or LTR paper (64 g/m into widths of about 70 mm each. 70 mm (approx.) Vertical Figure 3-350 Figure 3-348 3-24 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 93 3). 8) Shift the bits of the DIP switch (DSW1) on the DADF controller PCB back to initial configuration. Figure 3-351 3-25 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 94: Positioning The Paper Deflecting Solenoid (Sl3)

    1) Remove the delivery roller unit (top pick- up mode). 2) Remove the screw [1] and spring [2]; then, detach the flapper plate [3]. Figure 3-356 Figure 3-354 3-26 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 95 [14]. 8) Remove the delivery roll [17], and detach the stamp solenoid mount [18]. [18] [17] [13] [14] Figure 3-358 Figure 3-360 3-27 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 96: Feeding Belt

    3) Free the spring [2] from the hook [3] at the rear, and engage it on the hook [4] designed to keep the spring temporarily. 3-28 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 97 [7]. [11] Figure 3-367 Figure 3-365 6) Remove the three screws [9], and detach the delivery unit linking plate [10]. [10] Figure 3-366 3-29 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 98: Cleaning

    6 of the DIP switch (SW1) on the DADF controller PCB to Moisten with alcohol Figure 3-403 Figure 3-402 3-30 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 99 [1] 3) Remove the two screws [4], and detach the down. inside guide plate. Figure 3-407 Figure 3-405 3-31 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 100 Registration Sensor LED3 1) Remove the screw [3], and detach the registration sensor LED3 cover [2] of the reversing roller unit [1]. Figure 3-409 3-32 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 101: Separation Flapper

    (both front and rear) coming into contact with paper with alcohol. • Be sure to keep the strokes in feeding direction. Figure 3-413 Figure 3-412 3-33 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 102: Feeding

    (*CK-0551-020) Rear Figure 3-502 Apply here B.Right Delivery Drive Assembly Pick-up motor unit (*CK-0551-020) Apply here Figure 3-501 *Tool No (CK-0551-020) Figure 3-503 3-34 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 103 CHAPTER 3 MECHANICAL SYSTEM 3-35 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 104 CHAPTER 4 MAINTENANCE AND SERVICING I. PERIODICALLY REPLACED III. SCHEDULED SERVICING PARTS......... 4-1 CHART ........4-2 II. CONSUMABLES AND DURABLES ........ 4-1 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 105 Stamp ink cartridge 7,000 Made for sale. Table Note: The values in the table are estimates only, and are subject to change based on future data. COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 106: Scheduled Servicing Chart

    Or 6 months, whichever is earlier. Vertical size plate Table 4-301 [1] [2] [3] [4] [5] [6] [7] [8] [10] [11] [16] [15] [14] [13] [12] Figure 4-301 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 107: A. Motors, Solenoids, And Sensors

    III. ARRAIGMENT OF THE ELECTRI- A. DADF Self Diagnosis ....5-32 CAL PARTS ......5-24 A. Motors, Solenoids, and Sensors ..........5-24 B. PCB ......... 5-26 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 108: Chapter 5 Troubleshooting

    Figure 5-103 and right supports once again. 3) Place an A3 or 279.4×431.8-mm (11"×17") sheet of copy paper (64 g/m on the original tray. COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 109 * may be anywhere on the copy paper. 7) After adjustment, tighten the nut to lock the adjusting screw in place. = 0 ± 1 mm Figure 5-105 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 110 When making a test copy, be sure to tighten the two fixing screws and the positioning screw (2 pc.). Otherwise, the original can jam. DSW1 Figure 5-109 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 111 1) Shift bits 1 and 4 of the DIP switch (DSW1) on the DADF controller PCB to Copy paper = 11.6 ±1 mm Standard Figure 5-115 DSW1 Figure 5-113 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 112 Push switch Direction of shift Rear Front Table 5-103 Note: Holding down the push switch will not make more than a single shift. COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 113 (SW3) once. The stopped on the copyboard glass. copy paper will be discharged and the new setting will be stored. DSW1 DSW1 Figure 5-119 Figure 5-121 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 114 PCB once so that the copy paper will be discharged and the new setting will be stored in memory. Copy paper Leading edge Trailing edge Copyboard glass Figure 5-122 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 115 •The copy paper will be picked up and stopped on the copyboard glass. Copy paper Copy paper = 0 ±3 mm Standard: Figure 5-125 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 116 DIP switch (DSW1) to OFF. Turn on the copier, and check to make sure that the DADF operation is normal. COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 117 • Relationship between Push Switches paper. Then, close the DADF. and Sheet-to-Sheet Distance Push switch Sheet-to-sheet distance l Increases Decreases Table 5-107 DSW1 Figure 5-127 5-10 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 118 However, if the size of the original (length in feeding direction) is as follows, keep bit 7 of the DIP switch DSW1 to ON. 5-11 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 119 Adjusting screw Separation belt DADF Feeding power Test strip for measuring 10~100mm feeding power Feeding roller Separation belt pressure Copier Figure 5-131 Figure 5-130 5-12 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 120 DADF controller PCB to ON. Select continuous pick-up and delivery mode, and turn on the copier. DSW1 Figure 5-135 Screw DADF controller cover Figure 5-133 5-13 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 121 If the measurements are as indicated, firmly tighten the lock nut and glue it in place. Otherwise, make adjustments once again. 5-14 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 122 Screw DADF controller cover rear end of the original tray are flush (Figure 5-141). Figure 5-139 5-15 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 123 5) Press the push switch SW3 on the DADF controller PCB once (at the front, glued in place). DSW1 Figure 5-143 Glued in place Figure 5-142 5-16 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 124: Electrical System

    Tray Paper Sensor (S1)/ bit 4 of the DIP switch DSW1 on the Registration Sensor (S3) DADF controller PCB. DSW1 Figure 5-145 Figure 5-144 5-17 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 125 •The two LEDs will turn off, and the adjustment will end. 4) Shift the bit on the DIP switch DSW1 on the DADF controller PCB back to position. Figure 5-147 5-18 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 126 Figure 5-149 Figure 5-151 7) Shift the bits of the DIP switch DSW1 on the DADF controller PCB back to their initial position. 5-19 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 127: Troubleshooting

    DADF J2-1 controller J2-2 J1-6 Replace the DADF End. controller PCB. Is the Replace the copier's DC problem corrected? controller PCB. Table 5-201 5-20 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 128 23 V when the Copy motor (M3). Start key is pressed? Replace the DADF controller PCB. Table 5-203 5-21 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 129 M5. Does the reading change to 23 V when the Copy Start key is Replace the DADF pressed? controller PCB. Table 5-205 5-22 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 130 1. At this time, is the reading 1.2 V or less? End. Is the problem corrected after Sensor step 4? Replace the sensor. Table 5-206 5-23 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 131: Arraigment Of The Electri- V. Cal Parts

    CHAPTER 5 TROUBLESHOOTING III. ARRAIGNMENT OF THE ELECTRICAL PARTS Motors, Solenoids, and Sensors LED102 LED101 Figure 5-301 5-24 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 132 Belt motor clock sensor Registration roller clock sensor Delivery sensor 2 Delivery motor clock sensor Re-circulation sensor LED101 Original set indicator LED102 Table 5-301 5-25 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 133: Pcb

    CHAPTER 5 TROUBLESHOOTING Figure 5-302 Symbol Name Notation Description DADF controller PCB Controls the DADF. Indicator PCB Indicates the presence of an original. Table 5-302 5-26 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 134 They are for the factory, and require special tools and must be adjusted to high accuracy. DSW1 Figure 5-401 5-27 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 135 Check the position of the sensor. 5-28 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 136: Indicator Pcb

    Figure 5-403 Description LED101 Indicates the presence of an original. LED102 Indicates the presence of an original. Table 5-403 LEDs on the Indicator 5-29 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 137: Dip Switch Functions

    Each press on the push switch SW3 on the DADF Sensor level controller PCB will put the original tray paper sensor/ check registration sensor in level check mode. Table 5-403a 5-30 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 138 Use it to store the position of the side guides of the horizontal original tray for A4 or LTR size originals. direction detection (A4 size) (LTR size) Table 5-403b 5-31 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 139: Self Diagnosis

    2. When the DADF is out of order, copies may still be made by placing originals on the copyboard glass. 5-32 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 140 CHAPTER 5 TROUBLESHOOTING 5-33 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 141: Appendix

    SIGNALS ........A-4 E. DISPLAY BOARD..... A-13 C. DADF-A1 GENERAL CIRCUIT F. SPECIAL TOOLS ..... A-14 DIAGRAM ........A-5 G. SOLVENTS AND OILS ..... A-15 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 142: General Timing Chart

    (SL1) Paper retaining solenoid (SL2) Paper detecting solenoid (SL3) Brake (BK) : Motor low speed rotation. : (pick-up direction) rotation. : (delivery direction) rotation. COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 143 Paper retaining solenoid (SL2) (SL3) Paper deflecting plate solenoid Brake (BK) : Motor low-speed rotation . : (pick-up direction) rotation. : (delivery direction) rotation. COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 144 (SL1) Paper retaining solenoid (SL2) Brake (BK) Delivery motor (M5) : Motor low-speed rotation. : (copier mode delivery direction) rotation. : rotation(pick-up direction) rotation. COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 145: Names And Abbreviations Of Signals

    PICK-UP MOTOR SPEED CONTROL Command STPSLD STOPPER SOLENOID DRIVE Command UPCC UPPER COVER CLOSED Signal 1 CVRSW UPPER COVER CLOSED Signal 2 WGTSL WEIGHT SOLENOID DRIVE Command COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 146: Dadf-A1 General Circuit Diagram

    Paper deflecting plate Feeder motor Belt motor Pick-up sensor Reversal sensor solenoid clock sensor clock sensor LED3 Registration paper sensor Registration reversal sensor (light-receiving) (light-emitting) COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 147: Dadf Controller Circuit Diagram

    FLPSL1 SMPSL P42/D2 P53/A19 BDIR P43/D3 P52/A18 P51/A17 P44/D4 FG/CLK P50/A16 P45/D5 P27/A15 P46/D6 P26/A14 RESETB* PGM* 11 12 13 DSW1 RESETA* RESET VOUT COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 148: Dadf Controller Circuit Diagram

    OCON OPSW +24V CVRPSV SOLTMOR CVRSW >CK +24V RSSENS +24V ORGLED +24V RSMON KC< RSDRV STPSL RESETB∗ RSSENS WIDTH SL SWCLK +24V WGTSL R128 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 149 D. DADF Controller Circuit Diagram (3/6) +24V BMPWM BELT_MTR BDIR BMON +24V R133 R134 SMPWM SPR_MTR SDIR SMON +24V FEED_MTR FMPWM R140 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 150 D. DADF Controller Circuit Diagram (4/6) +24V EJCT EMPWM R141 +24V STAMP SL SMPSL R129 R113 CP10 R114 R115 EJTS2 R130 R131 R132 ECLK COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 151 EJTS1 R142 +24V – SPRS FG/CLK TURNS +24V – 1K,1/10W ENTLED FCLK BCLK1 +24V ENTS SLSWCLK FLPSL1 DCTS +24U – EMPS RCLK EMPLED A-10 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 152 D. DADF Controller Circuit Diagram (6/6) EDTCT* R117 RXD2 HC14 R118 R120 +24U TXD2 R121 – R124 R122 RXD1 R123 R125 TXD1 R126 A-11 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 153: Display Board

    APPENDIX E. DISPLAY BOARD J101 R101 PI101 R102 R103 J102 A-13 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 NOV. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 154: Special Tools

    A: Each service person is expected to carry one. B: Each group of five service persons is expected to carry one. C: Each workshop is expected to keep one. A-14 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 NOV. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

  • Page 155: Solvents And Oils

    Lubricant Lubricating Silicone oil Tool No.: CK-0551 (20 g) Cleaning tissue Cleaning; e.g., Tool No.: TKN-0454 feeding belt, copyboard cover, copyboard glass A-15 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 NOV. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Page 156 Prepared by Office Imaging Products Technical Support Dept.1 Office Imaging Products Technical Support Div. Office Imaging Products Quality Assurance Center. CANON INC. Printed in Japan REVISION 0 (DEC. 1998) (30809) 5-7, Hakusan, 7-chome, Toride-City, Ibaraki-Pref., 302-8501, Japan...
  • Page 157 This publication is printed on 70% reprocessed paper. PRINTED IN JAPAN (IMPRIME AU JAPON) 0996S9.9-1...

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