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Summary of Contents for Toshiba KN-2520
- Page 1 SERVICE MANUAL Bridge Kit KN-2520/2550/5005 Model: KN-2520/2550/5005 Publish Date: April 2009 File No. SME090009B0 R090121H3201-TTEC Ver02 F_2016-03...
- Page 2 Other company names and product names in this manual are the trademarks of their respective companies. © 2009 - 2016 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/Maintenance for the equipment The installation and service should be done by a qualified service technician. 1. When installing the equipment to the MFP, be sure to follow the instructions described in the "Unpacking/Set-Up Procedure for the equipment" booklet which comes with each unit of the equipment.
- Page 4 18.The PC board must be stored in an anti-electrostatic bag and handled carefully using a wristband, because the ICs on it may be damaged due to static electricity. Before using the wrist band, pull out the power cord plug of the equipment and make sure that there is no uninsulated charged objects in the vicinity.
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Page 5: Table Of Contents
General Description ......................3-1 Driving System ........................3-2 4. DISASSEMBLY AND ASSEMBLY ................4-1 Disassembly Procedure ....................4-1 Lubrication......................... 4-5 5. ELECTRIC CIRCUIT ..................... 5-1 Harness Connection Diagram ................... 5-1 © 2009 - 2016 TOSHIBA TEC CORPORATION All rights reserved KN-2520/2550/5005 CONTENTS... - Page 6 KN-2520/2550/5005 © 2009 - 2016 TOSHIBA TEC CORPORATION All rights reserved CONTENTS...
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Page 7: Specifications
Screws M3×6 (2 Screws M4×8 (2 Screws M4×8 (2 pcs.) pcs.) pcs.) Screw M3×8 (1 pc.) Screws M4×8 (2 pcs.) Preventive None None None maintenance parts © 2009 - 2016 TOSHIBA TEC CORPORATION All rights reserved KN-2520/2550/5005 SPECIFICATIONS 1 - 1... - Page 8 KN-2520/2550/5005 © 2009 - 2016 TOSHIBA TEC CORPORATION All rights reserved SPECIFICATIONS 1 - 2...
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Page 9: General Description
GENERAL DESCRIPTION Sectional View Transport rollers Transport sensor-2 Transport rollers Transport sensor-1 Gate Paper full detection sensor Fig. 2-1 © 2009 - 2016 TOSHIBA TEC CORPORATION All rights reserved KN-2520/2550/5005 GENERAL DESCRIPTION 2 - 1... -
Page 10: Electric Parts Layout
Detects paper full on the inner tray Open/close detection Detects the open/close state of the bridge sensor unit jam access cover SOL1 Gate solenoid Switches the paper transport path KN-2520/2550/5005 © 2009 - 2016 TOSHIBA TEC CORPORATION All rights reserved GENERAL DESCRIPTION 2 - 2... -
Page 11: Description Of Operations
This unit is also equipped with a sensor which detects paper full for the inner tray. Transport rollers Transport sensor-2 Transport rollers Transport sensor-1 Gate Paper full detection sensor Fig. 3-1 © 2009 - 2016 TOSHIBA TEC CORPORATION All rights reserved KN-2520/2550/5005 DESCRIPTION OF OPERATIONS 3 - 1... -
Page 12: Driving System
Symbol Function Drive gear (G24/P20) + one-way pulley (P20) Pulley (P20) + one-way pulley (P20) Drive gear (G24/P20) + pulley (P20) Timing belt KN-2520/2550/5005 © 2009 - 2016 TOSHIBA TEC CORPORATION All rights reserved DESCRIPTION OF OPERATIONS 3 - 2... -
Page 13: Disassembly And Assembly
P.4-1 "[A] Reverse guide" Remove 2 screws and take off the cover. Remove 2 screws and take off the stay. Cover Fig. 4-2 © 2009 - 2016 TOSHIBA TEC CORPORATION All rights reserved KN-2520/2550/5005 DISASSEMBLY AND ASSEMBLY 4 - 1... - Page 14 Remove the spring [1] and take off the actuator [2]. Disconnect 1 connector [3] and release the latches to remove the transport sensor-2 (S2) [4]. Fig. 4-5 KN-2520/2550/5005 © 2009 - 2016 TOSHIBA TEC CORPORATION All rights reserved DISASSEMBLY AND ASSEMBLY 4 - 2...
- Page 15 Take off the actuator [1]. Disconnect 1 connector [2] and release the latches to remove the paper full detection sensor (S3) [3]. Fig. 4-8 © 2009 - 2016 TOSHIBA TEC CORPORATION All rights reserved KN-2520/2550/5005 DISASSEMBLY AND ASSEMBLY 4 - 3...
- Page 16 Connector Fig. 4-9 Remove 2 screws, and take off the gate Plunger solenoind and plunger from the bracket. Solenoid Bracket Fig. 4-10 KN-2520/2550/5005 © 2009 - 2016 TOSHIBA TEC CORPORATION All rights reserved DISASSEMBLY AND ASSEMBLY 4 - 4...
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Page 17: Lubrication
Evenly apply approx. 0.05 cc of white grease (Molykote EM-30L) to the whole of the gear rotating part [1] while the belt and pulley are installed in the stud. Fig. 4-12 © 2009 - 2016 TOSHIBA TEC CORPORATION All rights reserved KN-2520/2550/5005 DISASSEMBLY AND ASSEMBLY... - Page 18 Be careful not to get any grease on the frame and surface at the paper transport side of the transport roller shaft. Fig. 4-14 KN-2520/2550/5005 © 2009 - 2016 TOSHIBA TEC CORPORATION All rights reserved DISASSEMBLY AND ASSEMBLY 4 - 6...
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Page 19: Electric Circuit
SG Q2 INOPSEL-2 INOPSEL-3 J801 Equipment INOPCOV-1 INOPTFED-1 Transport sensor-1 INOPTSNS INOPTSOL-0A +24V J804 OFFSET1A Gate solenoid OFFSET2A J805 Open/close detection sensor Fig. 5-1 © 2009 - 2016 TOSHIBA TEC CORPORATION All rights reserved KN-2520/2550/5005 ELECTRIC CIRCUIT 5 - 1... - Page 20 KN-2520/2550/5005 © 2009 - 2016 TOSHIBA TEC CORPORATION All rights reserved ELECTRIC CIRCUIT 5 - 2...
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Page 21: Revision Record
KN-2550 has been added. A note has been added. KN-2550 has been added. The contents of KN-2520 have been changed due to addition of KN-2550. KN-2550 has been added. The contents of KN-2520 have been changed due to addition of KN-2550. - Page 22 KN-2520/2550/5005 © 2009-2016 TOSHIBA TEC CORPORATION All rights reserved REVISION RECORD...
- Page 24 1-11-1, OSAKI, SHINAGAWA-KU, TOKYO, 141-8562, JAPAN...
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