Toshiba KD-1073 Service Manual

Large capacity feeder

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SERVICE MANUAL

Large Capacity Feeder

KD-1073

Model: KD-1073

Publish Date: December 2021

File No. SME21002100

R210221X2500-TTEC

Ver00 F1 2022-03

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Page 1 SERVICE MANUAL Large Capacity Feeder KD-1073 Model: KD-1073 Publish Date: December 2021 File No. SME21002100 R210221X2500-TTEC Ver00 F1 2022-03...
Page 2 Other company names and product names in this manual are the trademarks of their respective companies. © 2021, 2022 Toshiba Tec Corporation All rights reserved Under the copyright laws, this manual cannot be reproduced in any form without prior written permission...
Page 3 General Precautions for Installation, Servicing and Maintenance for this Option The installation and service shall be done by a qualified service technician. 1. When installing this option to the MFP, be sure to follow the instructions described in the “Unpacking/Set-Up Procedure for the Equipment” booklet which comes with this option. 2.
Page 4 15.Delicate parts for preventing safety hazard problems (such as fuses, thermofuses, door switches, sensors, etc. if any) should be handled, installed and adjusted correctly. 16.Tools and instruments Use designated jigs and tools. Use recommended measuring instruments or equivalents. 17.During servicing or maintenance work, be sure to check the nameplate and other cautionary labels (if any) to see if they are clean and firmly stuck.
Page 5: Table Of Contents
T-LCF paper feeding side stopper opening/closing solenoid (front) (SOL1) ... 4-28 4.7.15 T-LCF paper feeding side stopper opening/closing solenoid (rear) (SOL2) ..4-29 Switch..........................4-30 4.8.1 T-LCF jam access cover opening/closing switch (SW1)........4-30 © 2021, 2022 Toshiba Tec Corporation All rights reserved KD-1073 CONTENTS...
Page 6 5. ELECTRIC CIRCUIT ..................... 5-1 Harness Diagram ......................5-1 PC Board Assembly Drawing.................... 5-2 6. PERIODIC MAINTENANCE..................6-1 REVISION RECORD....................... 1 KD-1073 © 2021, 2022 Toshiba Tec Corporation All rights reserved CONTENTS...
Page 7: Specifications
Right side stabilizer cover (1), Rear side stabilizer cover (2), Front side stabilizer cover Screw for the stabilizer (6), Rubber cap (4) Appearance color Jet black © 2021, 2022 Toshiba Tec Corporation All rights reserved KD-1073 SPECIFICATIONS 1 - 1...
Page 9: Overview
T-LCF pickup roller T-LCF transport roller Elevator tray T-LCF paper feed roller CLT1 T-LCF paper feed clutch (CLT1) T-LCF separation roller CLT2 T-LCF transport clutch (CLT2) © 2021, 2022 Toshiba Tec Corporation All rights reserved KD-1073 OVERVIEW 2 - 1...
Page 10: Electric Parts Layout
T-LCF standby side paper mis-stacking T-LCF standby side drawer connector detection sensor T-LCF paper feeding side bottom sensor T-LCF paper feeding side drawer connector Damp heater KD-1073 © 2021, 2022 Toshiba Tec Corporation All rights reserved OVERVIEW 2 - 2...
Page 11 T-LCF jam access cover opening/closing T-LCF standby side tray detection sensor switch SOL3 T-LCF pickup solenoid T-LCF PC board T-LCF paper feeding side tray detection sensor © 2021, 2022 Toshiba Tec Corporation All rights reserved KD-1073 OVERVIEW 2 - 3...
Page 12: Electric Parts
Photo interrupter 2-24 sensor T-LCF jam access cover opening/ Detects the opening and Push switch 1-39 closing switch closing state of the side cover for interlock. KD-1073 © 2021, 2022 Toshiba Tec Corporation All rights reserved OVERVIEW 2 - 4...
Page 13 T-LCF pickup solenoid Lifts up the T-LCF pickup roller. • Damp Heater Symbol Name Function Remarks Damp heater Keeps the temperature and JPD only dehumidifies the T-LCF. © 2021, 2022 Toshiba Tec Corporation All rights reserved KD-1073 OVERVIEW 2 - 5...
Page 15: General Operation
[ 3 ] Fig. 3-1 [1] Standby side tray [2] Paper feeding side tray [3] T-LCF transport motor [4] T-LCF tray-up motor [5] T-LCF end fence motor © 2021, 2022 Toshiba Tec Corporation All rights reserved KD-1073 GENERAL OPERATION 3 - 1...
Page 16 [6] T-LCF paper feed clutch [7] T-LCF transport clutch [8] T-LCF [9] T-LCF pickup roller [10] T-LCF paper feed roller [11] T-LCF transport roller KD-1073 © 2021, 2022 Toshiba Tec Corporation All rights reserved GENERAL OPERATION 3 - 2...
Page 17: Operation Description
Both the paper feeding side tray and the standby side tray are taken out if there is no paper on the paper feeding side tray. © 2021, 2022 Toshiba Tec Corporation All rights reserved KD-1073 GENERAL OPERATION...
Page 18 MFP, feeding the next sheet of paper becomes possible and the procedures (2) to (3) are repeated. When the copying operation is completed, the MPF is turned OFF as well as the T-LCF transport motor (M1). KD-1073 © 2021, 2022 Toshiba Tec Corporation All rights reserved GENERAL OPERATION 3 - 4...
Page 21: Disassembly And Replacement
Remove 2 screws and take off the left cover [2]. [ 2 ] [ 1 ] Fig. 4-1 Remove 2 screws and take off the stopper [3]. [ 3 ] Fig. 4-2 © 2021, 2022 Toshiba Tec Corporation All rights reserved KD-1073 DISASSEMBLY AND REPLACEMENT 4 - 1...
Page 22: Paper Feeding Side Tray
Take off the standby side tray.  P. 4-1 “4.1.1 Standby side tray” Pull the paper feeding side tray [1]. [ 1 ] Fig. 4-5 KD-1073 © 2021, 2022 Toshiba Tec Corporation All rights reserved DISASSEMBLY AND REPLACEMENT 4 - 2...
Page 23: Stabilizer Cover
[ 1 ] [ 1 ] Fig. 4-7 Remove 2 screws and take off the stabilizer covers [3]. [ 3 ] [ 3 ] Fig. 4-8 © 2021, 2022 Toshiba Tec Corporation All rights reserved KD-1073 DISASSEMBLY AND REPLACEMENT 4 - 3...
Page 24: Jam Access Cover
Release the front support section [5] and take off the jam access cover [1]. [ 4 ] [ 1 ] [ 5 ] Fig. 4-11 KD-1073 © 2021, 2022 Toshiba Tec Corporation All rights reserved DISASSEMBLY AND REPLACEMENT 4 - 4...
Page 25: Paper Feeding Side Front Cover
Take off the rear stabilizer covers.  P. 4-3 “4.1.3 Stabilizer cover” Remove 2 screws and take off the rear cover [1]. [ 1 ] Fig. 4-14 © 2021, 2022 Toshiba Tec Corporation All rights reserved KD-1073 DISASSEMBLY AND REPLACEMENT 4 - 5...
Page 26: Paper Feeding Side Cover
4.1.8 Paper feeding side cover Remove 1 screw and take off the paper feeding side cover [1]. [ 1 ] Fig. 4-15 KD-1073 © 2021, 2022 Toshiba Tec Corporation All rights reserved DISASSEMBLY AND REPLACEMENT 4 - 6...
Page 27: T-Lcf Pc Board (Pwa)
[ 1 ] Fig. 4-16 Remove 2 screws and release 2 clamps. Take off the T-LCF PC board [2]. [ 2 ] Fig. 4-17 © 2021, 2022 Toshiba Tec Corporation All rights reserved KD-1073 DISASSEMBLY AND REPLACEMENT 4 - 7...
Page 28: Paper Feed Unit
Loosen 2 screws [6] of the T-LCF paper feed unit [5]. Slide the bracket [7] in the direction of the arrow. [ 6 ] [ 7 ] Fig. 4-20 KD-1073 © 2021, 2022 Toshiba Tec Corporation All rights reserved DISASSEMBLY AND REPLACEMENT 4 - 8...
Page 29: T-Lcf Pickup Solenoid (Sol3)
Release the harness from the harness clamp [2], remove 5 screws and take off the frame [3] of the T-LCF paper feed unit. [ 3 ] [ 2 ] Fig. 4-23 © 2021, 2022 Toshiba Tec Corporation All rights reserved KD-1073 DISASSEMBLY AND REPLACEMENT 4 - 9...
Page 30 [ 5 ] [ 4 ] Fig. 4-24 Remove 2 screws and take off the T-LCF pickup solenoid [6]. [ 6 ] Fig. 4-25 KD-1073 © 2021, 2022 Toshiba Tec Corporation All rights reserved DISASSEMBLY AND REPLACEMENT 4 - 10...
Page 31: T-Lcf Separation Roller, T-Lcf Pickup Roller, T-Lcf Paper Feed Roller
[ 1 ] Fig. 4-26 Notes: When installing the T-LCF separation roller [1], firmly engage the hook [2]. [ 2 ] [ 1 ] Fig. 4-27 © 2021, 2022 Toshiba Tec Corporation All rights reserved KD-1073 DISASSEMBLY AND REPLACEMENT 4 - 11...
Page 32: T-Lcf Pickup Roller
Take off the T-LCF pickup roller.  P. 4-12 “4.4.2 T-LCF pickup roller” Take off the T-LCF paper feed roller [1]. [ 1 ] Fig. 4-30 KD-1073 © 2021, 2022 Toshiba Tec Corporation All rights reserved DISASSEMBLY AND REPLACEMENT 4 - 12...
Page 33: Motor
[ 1 ] [ 2 ] Fig. 4-32 Remove 3 screws and take off the T-LCF tray-up motor [3]. [ 3 ] Fig. 4-33 © 2021, 2022 Toshiba Tec Corporation All rights reserved KD-1073 DISASSEMBLY AND REPLACEMENT 4 - 13...
Page 34: T-Lcf End Fence Motor (M3)
[ 1 ] [ 2 ] Fig. 4-34 Remove 3 screws and take off the T-LCF end fence motor [3]. [ 3 ] Fig. 4-35 KD-1073 © 2021, 2022 Toshiba Tec Corporation All rights reserved DISASSEMBLY AND REPLACEMENT 4 - 14...
Page 35: T-Lcf Paper Feed Clutch (Clt1), T-Lcf Transport Clutch (Clt2)
[ 2 ] Fig. 4-37 Remove 1 bushing [3]. Remove 4 screws and take off the bracket [4]. [ 3 ] [ 4 ] Fig. 4-38 © 2021, 2022 Toshiba Tec Corporation All rights reserved KD-1073 DISASSEMBLY AND REPLACEMENT 4 - 15...
Page 36 [ 7 ] Fig. 4-40 Take off the T-LCF transport clutch [8] and disconnect the connector [9]. [ 8 ] [ 9 ] Fig. 4-41 KD-1073 © 2021, 2022 Toshiba Tec Corporation All rights reserved DISASSEMBLY AND REPLACEMENT 4 - 16...
Page 37: Sensor
Fig. 4-43 Remove 1 screw and disconnect 1 connector [4]. Take off the sensor bracket [3]. [ 4 ] [ 3 ] Fig. 4-44 © 2021, 2022 Toshiba Tec Corporation All rights reserved KD-1073 DISASSEMBLY AND REPLACEMENT 4 - 17...
Page 38 [ 5 ] Fig. 4-46 • The hole for attaching the rear side guide stopper [2] differs depending on the paper size. Fig. 4-47 KD-1073 © 2021, 2022 Toshiba Tec Corporation All rights reserved DISASSEMBLY AND REPLACEMENT 4 - 18...
Page 39: T-Lcf Standby Side Paper Remaining Detection Sensor (S3)
Take off the standby side tray.  P. 4-1 “4.1.1 Standby side tray” Remove 3 screws and take off the rear side guide [1]. [ 1 ] Fig. 4-50 © 2021, 2022 Toshiba Tec Corporation All rights reserved KD-1073 DISASSEMBLY AND REPLACEMENT 4 - 19...
Page 40 [ 4 ] Fig. 4-52 Remove the T-LCF standby side paper empty sensor [6] from the sensor holder [4]. [ 6 ] Fig. 4-53 KD-1073 © 2021, 2022 Toshiba Tec Corporation All rights reserved DISASSEMBLY AND REPLACEMENT 4 - 20...
Page 41: T-Lcf End Fence Home Position Sensor (S2)
Fig. 4-54 Disconnect 1 connector [3] and remove the T-LCF end fence home position sensor [4]. [ 3 ] [ 4 ] Fig. 4-55 © 2021, 2022 Toshiba Tec Corporation All rights reserved KD-1073 DISASSEMBLY AND REPLACEMENT 4 - 21...
Page 42: T-Lcf End Fence Stop Position Sensor (S1)
 P. 4-5 “4.1.7 Rear cover” Disconnect 1 connector [1] and remove the T-LCF standby side tray detection sensor [2]. [ 1 ] [ 2 ] Fig. 4-57 KD-1073 © 2021, 2022 Toshiba Tec Corporation All rights reserved DISASSEMBLY AND REPLACEMENT 4 - 22...
Page 43: T-Lcf Paper Feeding Side Bottom Sensor (S6)
Fig. 4-59 Disconnect 1 connector [4] and remove the T-LCF paper feeding side bottom sensor [3]. [ 4 ] [ 3 ] Fig. 4-60 © 2021, 2022 Toshiba Tec Corporation All rights reserved KD-1073 DISASSEMBLY AND REPLACEMENT 4 - 23...
Page 44: T-Lcf Paper Feeding Side Stopper Opening/Closing Detection Sensor (Front) (S7)
Disconnect 1 connector [3] and remove the T-LCF paper feeding side stopper opening/closing detection sensor (front) [4]. [ 2 ] [ 4 ] [ 3 ] Fig. 4-62 KD-1073 © 2021, 2022 Toshiba Tec Corporation All rights reserved DISASSEMBLY AND REPLACEMENT 4 - 24...
Page 45: T-Lcf Paper Feeding Side Stopper Opening/Closing Detection Sensor (Rear) (S8)
Disconnect 2 connectors [2] of the T-LCF tray-up motor unit and the T-LCF end fence motor unit and release the harness from the harness clamps [1]. [ 1 ] [ 2 ] [ 1 ] [ 2 ] Fig. 4-64 © 2021, 2022 Toshiba Tec Corporation All rights reserved KD-1073 DISASSEMBLY AND REPLACEMENT 4 - 25...
Page 46: T-Lcf Paper Feeding Side Paper Empty Sensor (S10)
Disconnect 1 connector [2] and move the actuator [1]. Then remove the T-LCF paper feeding side paper empty sensor [3]. [ 1 ] [ 2 ] [ 3 ] Fig. 4-67 KD-1073 © 2021, 2022 Toshiba Tec Corporation All rights reserved DISASSEMBLY AND REPLACEMENT 4 - 26...
Page 47: T-Lcf Tray-Up Sensor (S11)
[ 1 ] Fig. 4-69 Disconnect 1 connector [2] and remove the T-LCF transport sensor [3]. [ 2 ] [ 3 ] Fig. 4-70 © 2021, 2022 Toshiba Tec Corporation All rights reserved KD-1073 DISASSEMBLY AND REPLACEMENT 4 - 27...
Page 48: T-Lcf Paper Feeding Side Stopper Opening/Closing Solenoid (Front) (Sol1)
Remove the T-LCF paper feeding side stopper (front) bracket [3] and take off the T-LCF paper feeding side stopper opening/closing solenoid (front) [4]. [ 4 ] [ 3 ] Fig. 4-72 KD-1073 © 2021, 2022 Toshiba Tec Corporation All rights reserved DISASSEMBLY AND REPLACEMENT 4 - 28...
Page 49: T-Lcf Paper Feeding Side Stopper Opening/Closing Solenoid (Rear) (Sol2)
Remove the T-LCF paper feeding side stopper (rear) bracket [3] and take off the T-LCF paper feeding side stopper opening/closing solenoid (rear) [4]. [ 4 ] [ 3 ] Fig. 4-74 © 2021, 2022 Toshiba Tec Corporation All rights reserved KD-1073 DISASSEMBLY AND REPLACEMENT 4 - 29...
Page 50: Switch
Fig. 4-75 Disconnect 1 connector [3] and take off the T-LCF jam access cover opening/closing switch [2]. [ 3 ] [ 2 ] Fig. 4-76 KD-1073 © 2021, 2022 Toshiba Tec Corporation All rights reserved DISASSEMBLY AND REPLACEMENT 4 - 30...
Page 53: Periodic Maintenance
Perform preventive maintenance for the Large Capacity Feeder at the same interval as for the MFP to which it is connected. • The column “Parts List <P-I>” shows the page and item number in the parts list. © 2021, 2022 Toshiba Tec Corporation All rights reserved KD-1073 PERIODIC MAINTENANCE 6 - 1...
Page 58 1-11-1, OSAKI, SHINAGAWA-KU, TOKYO, 141-8562, JAPAN...

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