Toshiba MR-3024 Service Manual

Reversing automatic document feeder

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SERVICE MANUAL

REVERSING AUTOMATIC DOCUMENT FEEDER

MR-3024/3025/3028

Model: MR-3024/3025

Publish Date: April 2012

File No. SME120001B0

R120121L0601-TTEC

Ver02 F_2014-04

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Troubleshooting

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Summary of Contents for Toshiba MR-3024

Page 1 SERVICE MANUAL REVERSING AUTOMATIC DOCUMENT FEEDER MR-3024/3025/3028 Model: MR-3024/3025 Publish Date: April 2012 File No. SME120001B0 R120121L0601-TTEC Ver02 F_2014-04...
Page 2 Other company names and product names in this manual are the trademarks of their respective companies. © 2012-2014 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 This RADF The installation and service shall be done by a qualified service technician. 1) When installing the RADF to the Equipment, be sure to follow the instructions described in the “Unpacking/Set-Up Procedure for the RADF” booklet which comes with each unit of the RADF. 2) The RADF should be installed by an authorized/qualified person.
Page 4 18)After completing installation, servicing and maintenance of the RADF, return the RADF to its original state, and check operation. 19)Check the procedures and perform as described in the Service Manual. 20)Make sure you do not lose your balance. 21)Avoid exposure to your skin and wear protective gloves as needed.
Page 5: Table Of Contents
Troubleshooting for Mechanical Errors ................6-1 Troubleshooting for Electrical Errors................. 6-2 Jam ........................... 6-3 7. MAINTENANCE AND REWRITING ROM ..............7-1 Periodic Maintenance......................7-1 Rewriting ROM (Firmware Updating) ................7-2 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 CONTENTS...
Page 6 8. CIRCUIT DIAGRAM / HARNESS DIAGRAM ............... 8-1 Circuit Diagram ......................... 8-1 Control PC Board Circuit....................8-2 8.2.1 MR-3024/3025/3028 ..................8-2 MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved CONTENTS...
Page 7: Specifications
Stopper bracket fixing screw (1 pc) Stopper bracket fixing screw (2 pc) Remarks The difference between MR-3025 and MR-3028 is the Original tray color. (MR-3025: Deep violet gray, MR-3028: Sky gray) © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 SPECIFICATIONS 1 - 1...
Page 9: General Description
Original pickup solenoid (SOL1) Gate solenoid (SOL2) * RADF opening/closing sensor (S12) * Jam access cover opening/closing switch (SW1) RADF control PC board (RADF) * MR-3024 only © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 GENERAL DESCRIPTION 2 - 1...
Page 10: Sectional View
Original exit tray Intermediate transfer roller FLP1 Exit gate Pre-reading roller FLP2 Reverse flap* Post-reading roller Pickup roller Reverse registration roller Feed roller Exit/reverse roller * MR-3024 only MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved GENERAL DESCRIPTION 2 - 2...
Page 12: Symbols And Functions Of Various Components
* MR-3024 only 4) PC board Symbol Name Function RADF RADF control PC board Controls the RADF. (RADF board) LED board Controls the lighting of LED. MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved GENERAL DESCRIPTION 2 - 4...
Page 13: Diagram Of Signal Blocks
Jam access cover sensor ( S11 ) RADF opening/closing sensor ( S12 ) * Downlad jig Jam access cover opening/closing switch ( SW1 ) Fig. 2-4 * MR-3024 only © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 GENERAL DESCRIPTION 2 - 5...
Page 15: Description Of Operations
The original exit/reverse motor also rotates reversely when the originals are being reversed and trans- ported, compared to its rotational direction when they are being exited. The read motor always rotates in a constant direction. © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 DESCRIPTION OF OPERATIONS...
Page 16: Original Feed Motor Drive Section
When the original empty sensor detects that there is no original on the original tray, the original pickup solenoid is turned OFF and the pickup roller is raised. The original pickup solenoid is the one can operate both suction and recovery. MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved DESCRIPTION OF OPERATIONS 3 - 2...
Page 17: Read Motor Drive Section
When the data of the original have been scanned, the original is then transported to the original exit tray side by the post-reading roller. © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 DESCRIPTION OF OPERATIONS 3 - 3...
Page 18: Original Exit/Reverse Motor Drive Section
The reversed original is aligned with the reverse registration roller, and then the other side of the origi- nal is scanned. When the scanning is completed, the original is exited to the original exit tray. MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved DESCRIPTION OF OPERATIONS 3 - 4...
Page 19 The reversed original is aligned with the reverse registration roller, and then the other side of the origi- nal is scanned. When the scanning is completed, the original is exited to the original exit tray. © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028...
Page 20: Original Size Detection
8.5 x 8.5 / LT-R / LG / 13"LG A4-R / FOLIO COMPUTER B4 / B5 H (= high level): Open L (= low level): Short MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved DESCRIPTION OF OPERATIONS 3 - 6...
Page 21: Original Width Detection Sensors-1 And -2 / Original Length Detection Sensor
A4 series (width sizes mixed at B5-R standard) Original length Original width Original width Size determined Original tray width detection sensor sensor-1 sensor-2 B5-R B5-R A5-R © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 DESCRIPTION OF OPERATIONS 3 - 7...
Page 22 Original length Original width Original width Size determined Original tray width detection sensor sensor-1 sensor-2 LT-R / LG / 8.5x8.5 / 13”LG LD / LT ST-R MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved DESCRIPTION OF OPERATIONS 3 - 8...
Page 23: Flow Chart
All sensors OFF? Empty sensor ON? Feed request signal received? Standby Original on feeding tray? Pickup solenoid ON, pickup roller goes down, feed motor rotates forward. © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 DESCRIPTION OF OPERATIONS 3 - 9...
Page 24 Skip to Feed motor rotation speed switches. First scan: Highest speed Second scan/later: Requested speed MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved DESCRIPTION OF OPERATIONS 3 - 10...
Page 25 ON. Transport for a certain amount of distance completed? Scanning start signal Exposure and scanning start. sent (level: High) © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 DESCRIPTION OF OPERATIONS 3 - 11...
Page 26 Original exit/reverse sensor OFF? A certain period Read motor stops. of time passed? Transport for a certain amount of distance completed? Original exit/reverse motor stops. MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved DESCRIPTION OF OPERATIONS 3 - 12...
Page 27 A certain period Original exit/reverse of time passed? motor rotates. Read sensor OFF? A certain period of time passed? Scanning start signal Scanning completed. sent (level: Low) © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 DESCRIPTION OF OPERATIONS 3 - 13...
Page 28 Transport request signal received? Read motor and exit/reverse motor rotate at requested speed. Transport for a certain amount of distance completed? MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved DESCRIPTION OF OPERATIONS 3 - 14...
Page 29 Scanning start signal Scanning completed. sent (level: Low) Original exit/reverse sensor OFF? A certain period of time passed? Transport for a certain amount of distance completed? © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 DESCRIPTION OF OPERATIONS 3 - 15...
Page 30 A certain period of time passed? Transport for a certain amount of distance completed? Original exit/reverse motor and read motor stop. * MR-3024 only Gate solenoid OFF MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved DESCRIPTION OF OPERATIONS 3 - 16...
Page 31: Description Of Circuit
CLK input are detected or when only the rising edge is detected. Motor current value can be set discretionary by changing the level of the reference setting signal (FMOT-REF). © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 DESCRIPTION OF OPERATIONS 3 - 17...
Page 32: Drive Circuit For Read Motor
CLK input are detected or when only the rising edge is detected. Motor current value can be set discretionary by changing the level of the reference setting signal (RMOT-REF). MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved DESCRIPTION OF OPERATIONS 3 - 18...
Page 33: Drive Circuit For Exit Motor
This circuit controls the rotation/stoppage of the fan motor. The FAN starts to rotate when the FAN motor drive signal level is set to “H”, and stops when the level is set to “L”. © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028...
Page 34: Reset Circuit
When the PSOL-ON-Signal level is set to “L”, Q2 is turned ON, the power of 24V is applied to the coil for recovery operation, the solenoid is turned OFF, and then the pickup roller goes up. MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved DESCRIPTION OF OPERATIONS 3 - 20...
Page 35: Drive Circuit For Gate Solenoid
When the GSOL-ON-Signal level is set to “L”, the reverse flap goes down and the original is trans- ported to the reverse tray. © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 DESCRIPTION OF OPERATIONS...
Page 37: Disassembly And Assembly
Fig. 4-1 Close the RADF. Open the jam access cover and remove 2 screws. Fig. 4-2 Disconnect 1 connector [1] of the LED board. Fig. 4-3 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 DISASSEMBLY AND ASSEMBLY 4 - 1...
Page 38 Open the jam access cover and remove 4 screws. Fig. 4-5 Raise the original tray and take off the rear cover upward. Rear cover Fig. 4-6 MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved DISASSEMBLY AND ASSEMBLY 4 - 2...
Page 39 Remove 1 screw and the hinge pin. Hinge pin Fig. 4-8 Take off the jam access cover by sliding it. Jam access cover Fig. 4-9 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 DISASSEMBLY AND ASSEMBLY 4 - 3...
Page 40 [1] by sliding it to the right. Note: Note: Do not pull the harness too strong. Fig. 4-11 Disconnect 1 connector from the RADF con- trol PC board. Fig. 4-12 MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved DISASSEMBLY AND ASSEMBLY 4 - 4...
Page 41 Take off the original tray. ( P. 4-4 "[E] Original tray") Original reverse tray Remove 1 screw and take off the original reverse tray. Fig. 4-14 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 DISASSEMBLY AND ASSEMBLY 4 - 5...
Page 42: Roller
[2]. Fig. 4-15 Remove 1 clip and slide 2 bushings. Clip Fig. 4-16 Take off the paper feeder unit. Paper feeder unit Fig. 4-17 MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved DISASSEMBLY AND ASSEMBLY 4 - 6...
Page 43 Fig. 4-19 [C] Feed roller [PM] Take off the paper feeder unit. ( P. 4-6 "[A] Paper feeder unit") Remove 1 clip. Clip Fig. 4-20 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 DISASSEMBLY AND ASSEMBLY 4 - 7...
Page 44 Feed roller Shaft Fig. 4-22 Note: Note: Make sure you assemble the feed roller with the one-way clutch in the correct direction. Lock Lock Fig. 4-23 MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved DISASSEMBLY AND ASSEMBLY 4 - 8...
Page 45 Do not pull the harness out with too much force. Fig. 4-24 Take off the separation roller holder. Fig. 4-25 Take off the separation roller unit. Separation roller unit Fig. 4-26 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 DISASSEMBLY AND ASSEMBLY 4 - 9...
Page 46 ( P. 4-6 "[A] Paper feeder unit") Remove 2 screws and take off the stay. Fig. 4-28 Take off the jam access guide. Jam access guide Fig. 4-29 MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved DISASSEMBLY AND ASSEMBLY 4 - 10...
Page 47 (M3)") Remove 1 clip, 1 pulley, 1 pin and 1 bushing Pulley from the rear side of the exit/reverse roller shaft. Bushing Clip Fig. 4-32 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 DISASSEMBLY AND ASSEMBLY 4 - 11...
Page 48 Leaf spring Clip Bushing Fig. 4-33 Take off the jam access guide. Jam access guide Fig. 4-34 Pull out the exit guide. Exit guide Fig. 4-35 MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved DISASSEMBLY AND ASSEMBLY 4 - 12...
Page 49 Remove 1 screw and take off the hinge pin. Fig. 4-37 Disconnect 2 connectors. Remove 2 screws and take off the pre-reading guide. Pre-reading guide Fig. 4-38 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 DISASSEMBLY AND ASSEMBLY 4 - 13...
Page 50 Remove 1 clip and 1 bushing from the front side of the pre-reading roller shaft. Take off the pre-reading roller. Pre-reading roller Bushing Clip Fig. 4-41 MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved DISASSEMBLY AND ASSEMBLY 4 - 14...
Page 51 Take off 1 bearing. Pulley Bushing E-ring Fig. 4-43 Remove 1 clip and 1 bushing from the front side of the post-reading roller shaft. Bushing Clip Fig. 4-44 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 DISASSEMBLY AND ASSEMBLY 4 - 15...
Page 52 Remove 2 screws. Open the post-reading lower guide and take off the post-reading upper guide. Post-reading upper guide Fig. 4-46 Take off the post-reading roller. Post-reading roller Fig. 4-47 MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved DISASSEMBLY AND ASSEMBLY 4 - 16...
Page 53 Bushing Clip Fig. 4-49 Open the RADF. Take off the reverse regis- tration roller. Reverse registration roller Fig. 4-50 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 DISASSEMBLY AND ASSEMBLY 4 - 17...
Page 54: Motor / Motor Drive Section
( P. 4-18 "[A] Fan motor (M4)") Disconnect 1 connector, and then remove 1 spring. (Spring: Outside diameter of coil - ø10.2 mm, active coils - 12.5) Spring Fig. 4-52 MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved DISASSEMBLY AND ASSEMBLY 4 - 18...
Page 55 ( P. 4-18 "[A] Fan motor (M4)") Disconnect 1 connector, and then remove 1 spring. (Spring: Outside diameter of coil – ø10.2 mm, active coils – 12.5) Spring Fig. 4-55 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 DISASSEMBLY AND ASSEMBLY 4 - 19...
Page 56 Harness clamp Release the harness from 2 harness clamps. Harness clamp Fig. 4-57 Remove 3 screws and then take off the bracket. Bracket Fig. 4-58 MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved DISASSEMBLY AND ASSEMBLY 4 - 20...
Page 57 Color: Silver, Outside diameter of coil: ø9.6 mm, acceptable turns of coil: 7 <MR-3025> Color: Black, Outside diameter of coil: ø8 mm, acceptable turns of coil: 12.5 Spring Fig. 4-61 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 DISASSEMBLY AND ASSEMBLY 4 - 21...
Page 58 (C) Tighten the 2 screws [2] of the sub bracket. Fig. 4-63 Remove 2 screws and then take off the origi- nal feed motor. Original feed motor Bracket Fig. 4-64 MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved DISASSEMBLY AND ASSEMBLY 4 - 22...
Page 59 Fig. 4-66 Release the harness from 3 harness clamps. Harness clamp Harness clamp Remove 1 E-ring and take off the bushing. E-ring Bushing Fig. 4-67 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 DISASSEMBLY AND ASSEMBLY 4 - 23...
Page 60 Remove 4 screws, and then take off the Bracket bracket. Note: Note: White Black When connecting the terminal, make sure that the color of the harness is correct. Fig. 4-70 MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved DISASSEMBLY AND ASSEMBLY 4 - 24...
Page 61 Take off the timing belt, bushings, pulleys, and clutch. Bushing Timing belt Fig. 4-71 Pulley MR-3025 Clutch E-ring Bushing Timing belt Fig. 4-72 Pulley MR-3028 Clutch Bushing Timing belt Fig. 4-73 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 DISASSEMBLY AND ASSEMBLY 4 - 25...
Page 62 Fig. 4-75 Remove 2 screws, and then take off the orig- inal exit/reverse motor by sliding it from the Original exit/reverse motor bracket. Bracket Fig. 4-76 MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved DISASSEMBLY AND ASSEMBLY 4 - 26...
Page 63: Solenoid
When installing the original pickup solenoid, be sure to align the edge of the original pickup solenoid with the mark-off line on the frame. Mark-off line Fig. 4-79 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 DISASSEMBLY AND ASSEMBLY 4 - 27...
Page 64 When installing the gate solenoid, be sure to align the edge of the bracket with the mark- off line on the frame. Mark-off line Fig. 4-82 MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved DISASSEMBLY AND ASSEMBLY 4 - 28...
Page 65: Sensor/Switch
Remove 1 screw and take off the cover. Disconnect 1 connector and take off the orig- Cover inal tray width sensor. Connector Original tray width sensor Fig. 4-85 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 DISASSEMBLY AND ASSEMBLY 4 - 29...
Page 66 2 parts. <MR-3025/3028> Remove 3 screws. Release 8 latches and separate the original tray into 2 parts. Fig. 4-87 MR-3025/3028 Fig. 4-88 MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved DISASSEMBLY AND ASSEMBLY 4 - 30...
Page 67 [C] Jam access cover sensor (S11) Open the jam access cover. Remove 1 screw and take off the metal plate Metal plate cover cover. Fig. 4-91 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 DISASSEMBLY AND ASSEMBLY 4 - 31...
Page 68 Remove 1 screw and take off the metal plate Metal plate cover cover. Fig. 4-93 Remove 1 screw and take off the bracket [1] and [2]. Fig. 4-94 MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved DISASSEMBLY AND ASSEMBLY 4 - 32...
Page 69 Original registration sensor ( P. 4-10 "[E] Feeder lower guide") Disconnect 1 connector. Release 2 latches and take off the original registration sensor. Fig. 4-97 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 DISASSEMBLY AND ASSEMBLY 4 - 33...
Page 70 ( P. 4-13 "[H] Pre-reading guide") Read sensor Release 2 latches and take off the read sen- sor from the pre-reading upper guide. Fig. 4-100 MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved DISASSEMBLY AND ASSEMBLY 4 - 34...
Page 71 Disconnect 1 connector. Fig. 4-102 Open the RADF. Remove 2 screws, and then Holder take off 2 holders and platen guide. Platen guide Holder Fig. 4-103 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 DISASSEMBLY AND ASSEMBLY 4 - 35...
Page 72 ( P. 4-2 "[B] Rear cover") Disconnect 1 connector. Release 2 latches and take off the RADF opening/closing sen- sor. RADF opening/closing sensor Fig. 4-106 MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved DISASSEMBLY AND ASSEMBLY 4 - 36...
Page 73 Note: Note: When connecting the terminal, make sure that the color of the harness is correct. Fig. 4-107 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 DISASSEMBLY AND ASSEMBLY 4 - 37...
Page 74: Pc Board
Take off the front cover. ( P. 4-1 "[A] Front cover") Disconnect 1 connector. Remove 1 screw and take off the LED board (LED) [1]. Fig. 4-110 MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved DISASSEMBLY AND ASSEMBLY 4 - 38...
Page 75: Others
RADF becomes approx. 90 degrees. Take off the hinge stop- per only when it is needed for installation, maintenance service, etc. Fig. 4-113 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 DISASSEMBLY AND ASSEMBLY 4 - 39...
Page 77: Adjustment
(the positioning pins are installed to the back side of the hinge which is on the left side of the RADF). Fig. 5-1 Remove the platen sheet. Fig. 5-2 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 ADJUSTMENT 5 - 1...
Page 78 If the pins cannot be fitted into the holes, perform the adjustment according to the following procedure. Remove the right-hand hinge screw at the MR-3024 rear side. Fig. 5-4 MR-3025/3028 Fig. 5-5 MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved ADJUSTMENT 5 - 2...
Page 79 Remove the bracket on the left-hand hinge. MR-3024 Fig. 5-6 MR-3025/3028 Fig. 5-7 Loosen the left-hand hinge screw at the rear side. Fig. 5-8 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 ADJUSTMENT 5 - 3...
Page 81 Turn it clockwise: It moves toward the rear side. Turn it counterclockwise: It moves toward the front side. Fig. 5-13 Install the right-hand hinge screw at the rear MR-3024 side. Fig. 5-14 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 ADJUSTMENT 5 - 5...
Page 82 Install the bracket on the left-hand hinge. MR-3024 Fig. 5-15 MR-3025/3028 Fig. 5-16 (10) Loosen the hinge screws at the front side. Fig. 5-17 MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved ADJUSTMENT 5 - 6...
Page 83 (11) Place the platen sheet on the original glass and align it to the top left corner. Close the RADF gently and open it to check if the platen sheet is attached properly. Fig. 5-18 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 ADJUSTMENT 5 - 7...
Page 84: Adjustment Of Height
"B" from the left hand side of the equipment. If the value is not within the tolerance, perform the adjustment according to the following procedure. [Tolerance of the gap] Rear side: 0 - 0.5 mm Front side: 0 mm Fig. 5-19 MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved ADJUSTMENT 5 - 8...
Page 85 Adjust the height on the rear side by means of the screw on the hinge on the feed side of the RADF. Turn it clockwise ....Heightened Turn it counterclockwise ..Lowered Fig. 5-20 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 ADJUSTMENT 5 - 9...
Page 86 Adjust the gap on the rear side by means of the screw on the hinge on the feed side of the RADF. Turn it clockwise ....Lowered Turn it counterclockwise ..Heightened MR-3024 Fig. 5-21 MR-3025/3028 Fig. 5-22 MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved ADJUSTMENT 5 - 10...
Page 87: Adjustment Of Skew
Place the chart provided as an original with its face up on the original tray of the RADF, select [2 Sided -> 2 Sided] and press the [START] button. Superimpose the chart on the copy and check the inclination of the copy image. © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 ADJUSTMENT...
Page 88 "+", and if "D", shift it to "-". Fig. 5-25 Fig. 5-26 Shift the aligning plate in the direction of "+". Shift the aligning plate in the direction of "-". MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved ADJUSTMENT 5 - 12...
Page 89 ", and if "D", shift it to "+". Fig. 5-28 Fig. 5-29 Shift the aligning plate in the direction of "-". Shift the aligning plate in the direction of "+". © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 ADJUSTMENT 5 - 13...
Page 90: Adjustment Of The Leading Edge Position
Superimpose the chart on the copy and check the leading edge E of the chart and F of the copy. Fig. 5-30 Chart (Original) Fig. 5-31 Copy MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved ADJUSTMENT 5 - 14...
Page 91 If the leading edge (F) margin of the copy image is smaller than the (E) margin of the chart, enter a value larger than the current one. Note: Note: Changing one value shifts the copy image by 0.1 mm. Press the [OK] button. © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 ADJUSTMENT 5 - 15...
Page 92: Adjustment Of Horizontal Position
If the center line of the copy image is shifted to the rear side of the equipment, enter a value smaller than the current one. Note: Note: Changing one value shifts the copy image by 0.0423 mm. Fig. 5-33 Press the [ENTER] button. MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved ADJUSTMENT 5 - 16...
Page 93: Adjustment Of Copy Ratio
• If the copy image dimension “I” is smaller than the chart dimension, enter a value larger than the current one. Fig. 5-34 Press the [OK] button. © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 ADJUSTMENT 5 - 17...
Page 94: Adjustment Of Radf Opening/Closing Sensor
Adjust the bracket position so that the sensor is turned ON when the height “A” becomes 100 mm or less (within the empty weight falling limit). Fig. 5-35 Fig. 5-36 MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved ADJUSTMENT 5 - 18...
Page 95: Troubleshooting
Check the scanner adjustment 5) Black streaks appear on copied image ADF original glass is dirty?  YES Clean the glass with a dry/squeezed cloth Check the scanner unit © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 TROUBLESHOOTING 6 - 1...
Page 96: Troubleshooting For Electrical Errors
Replace the sensor or harness Original width detection sensor-2 is ON when there is paper?  NO Replace the sensor or harness Check or replace the RADF board MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved TROUBLESHOOTING 6 - 2...
Page 97: Jam
Correct if any. 4) Replace the original exit/reverse sensor 5) Replace the RADF board. 6) Replace the read roller if it is worn out. © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 TROUBLESHOOTING 6 - 3...
Page 98 3) Check if the connector CN72 on the RADF board is disconnected from the RADF jam access cover opening/closing switch or the harnesses are open circuited. Correct if any. 4) Replace the RADF jam access cover opening/closing switch. 5) Replace the RADF board. MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved TROUBLESHOOTING 6 - 4...
Page 99 3) Check if the connector CN75 on the RADF board is disconnected from the RADF jam access cover sensor or the harnesses are open circuited. Correct if any. 4) Replace the RADF jam access cover sensor. 5) Replace the RADF board. © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 TROUBLESHOOTING 6 - 5...
Page 101: Maintenance And Rewriting Rom
Intermediate transfer roller 3-13 Front read roller 3-14 Rear read roller Reverse registration roller 3-10 Exit/reverse roller 4-25 10 Platen sheet B or A 1-25 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 MAINTENANCE AND REWRITING ROM 7 - 1...
Page 102: Rewriting Rom (Firmware Updating)
Rewriting ROM (Firmware Updating) For updating firmware, refer to " FIRMWARE UPDATING" in the Service Manual for MFP. MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MAINTENANCE AND REWRITING ROM 7 - 2...
Page 103: Circuit Diagram / Harness Diagram
CIRCUIT DIAGRAM / HARNESS DIAGRAM Circuit Diagram Fig. 8-1 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 CIRCUIT DIAGRAM / HARNESS DIAGRAM 8 - 1...
Page 104: Control Pc Board Circuit
Control PC Board Circuit 8.2.1 MR-3024/3025/3028 Fig. 8-2 MR-3024/3025/3028 © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved CIRCUIT DIAGRAM / HARNESS DIAGRAM 8 - 2...
Page 111: Revision Record
5-3, 5-4 The illustrations have been changed. The description has been added. "Note" has been added. 8-1,8-6 The illustration has been changed. Back cover The address has been changed. © 2012-2014 TOSHIBA TEC CORPORATION All rights reserved MR-3024/3025/3028 REVISION RECORD...
Page 114 1-11-1, OSAKI, SHINAGAWA-KU, TOKYO, 141-8562, JAPAN...

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