Toshiba MR-3018 Service Manual Download Page 55

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MR-3018/3020/3021/3022

DISASSEMBLY AND ASSEMBLY

4 - 21

[D] Original feed motor (M1)

[E] Original feed motor drive section

(1) Take off the rear cover.

(

P. 4-2 "[B] Rear cover")

(2) Disconnect 1 connector. Then remove 2

screws to take off the original feed motor.

Fig. 4-57

(1) Take off the rear cover.

(

P. 4-2 "[B] Rear cover")

(2) Disconnect 1 connector, and then remove 1

spring. (Spring: Outside diameter of coil –
ø9.6 mm, acceptable turns of coil – 12 turns)

Fig. 4-58

(3) Remove 3 screws, and then take off the orig-

inal feed motor with its bracket.

Note:

When the unit is being assembled, tempo-
rarily tighten the screws removed at step (3)
and then attach the spring removed at step
(2). Then fully tighten these screws.

Fig. 4-59

Connector

Original feed motor

Connector

Spring

Original feed motor

05/12

Summary of Contents for MR-3018

Page 1: ...SERVICE MANUAL REVERSING AUTOMATIC DOCUMENT FEEDER MR 3018 3020 3021 3022 Model MR 3018 3020 3021 3022 Publish Date June 2005 File No SME050006H0 R05032183100 TTEC Ver08_2011 12 ...

Page 2: ...red trademarks of Microsoft Corporation in the U S and or other countries Molykote is a registered trademark of Dow Corning Corporation FLOIL is a registered trademark of Kanto Kasei Ltd CORPORATION Other company names and product names in this manual are the trademarks of their respective companies 2005 2011 TOSHIBA TEC CORPORATION All rights reserved Under the copyright laws this manual cannot b...

Page 3: ...rs pulleys sprockets cams belts etc 10 Reassembly of disassembled parts is the reverse of the disassembly unless otherwise noted in this manual or other related documents Care should be taken that small parts such as screws washers pins E rings star washers har nesses are not installed in the wrong places 11 Basically the machine should not be operated with any parts removed or disassembled 12 Del...

Page 4: ......

Page 5: ...ESCRIPTION OF CIRCUIT 3 16 3 4 1 Drive Circuit for Feed Motor 3 16 3 4 2 Drive Circuit for Read Motor 3 17 3 4 3 Drive Circuit for Exit Motor 3 18 3 4 4 Drive Circuit for FAN Motor 3 18 3 4 5 Reset Circuit 3 19 3 4 6 Drive Circuit for Pickup Solenoid 3 19 3 4 7 Drive Circuit for Gate Solenoid 3 20 4 DISASSEMBLY AND ASSEMBLY 4 1 4 1 Cover 4 1 4 2 Roller 4 6 4 3 Motor Motor drive section 4 18 4 4 So...

Page 6: ...ll rights reserved CONTENTS 2 7 2 Rewriting ROM Firmware Updating 7 2 8 CIRCUIT DIAGRAM HARNESS DIAGRAM 8 1 8 1 Assembly of PC Board 8 1 8 2 Circuit Diagram 8 2 8 3 Control PC Board Circuit 8 4 8 3 1 MR 3018 3020 8 4 8 3 2 MR 3021 8 10 8 3 3 MR 3022 8 16 09 05 ...

Page 7: ...umption Approx 49 5 W Power requirements DC5 V DC24 V Supplied from the equipment Co packed items Unpacking Instruction 1 set Charts A4 LT 1 sheet each Mounting screws 6 pcs Positioning pins 2 pcs Washer 1 pc Unpacking Instruction 1 set Charts A4 LT 1 sheet each Mounting screws 6 pcs Positioning pins 2 pcs Washer 1 pc Stopper bracket 1 pc Stopper bracket fixing screw 2 pcs Applicable models MR 301...

Page 9: ...ensor 1 S6 Original width detection sensor 2 S7 Original intermediate transport sensor S8 Read sensor S9 Original exit reverse sensor S10 Jam access cover sensor S11 Original tray section Original width guide Original tray Original reverse tray Original tray sensor S1 Original tray width sensor S2 Original exit tray section Original exit tray Drive Control section Original feed motor M1 Read motor...

Page 10: ...R3 Separation roller TRY2 Original reverse tray R4 Registration roller TRY3 Original exit tray R5 Intermediate transfer roller FLP1 Exit gate R6 Pre reading roller FLP2 Reverse flap R7 Post reading roller R1 Pickup roller R8 Reverse registration roller R2 Feed roller R9 Exit reverse roller TRY1 TRY3 TRY2 R1 R3 R2 R4 R8 R5 R6 R7 R9 FLP2 FLP1 06 09 ...

Page 11: ... 2011 TOSHIBA TEC CORPORATION All rights reserved MR 3018 3020 3021 3022 GENERAL DESCRIPTION 2 3 2 2 3 Electric Parts Layout Fig 2 3 SOL2 SOL1 M1 M3 M4 M2 S1 S12 S2 S3 S11 S5 S6 S7 SW1 S9 S8 S10 S4 ADF 06 09 ...

Page 12: ...l registration sensor Detects transport of the original at the registration roller section S6 Original width detection sen sor 1 Detects the width of the original S7 Original width detection sen sor 2 Detects the width of the original S8 Original intermediate trans port sensor Detects the original transported to the Pre scanning section S9 Read sensor Detects the leading edge of the original at th...

Page 13: ...Gate solenoid SOL2 Original tray sensor S1 Original tray width sensor S2 Original empty sensor S3 Original length detection sensor S4 Original registration sensor S5 Original width detection sensor 1 S6 Original width detection sensor 2 S7 Original intermediate transport sensor S8 Read sensor S9 Original exit reverse sensor S10 Jam access cover sensor S11 RADF opening closing sensor S12 Jam access...

Page 14: ...uipment DF ACK Communication request acknowledging signal from the RADF to equipment ACK Communication request acknowledging signal from equipment to the RADF TxD Data transmitted from equipment to the RADF RxD Data transmitted from the RADF to equipment Data communication RxD and TxD between the scanner and the RADF has adopted the serial com munication system which does not allow checking using ...

Page 15: ... originals and drives parts such as the pre reading roller Original exit reverse motor drive section exits and reverses originals and drives the exit reverse roller The Original feed motor rotates reversely when the originals are being transported at the registration roller compared to its rotational direction when they are being picked up The original exit reverse motor also rotates reversely whe...

Page 16: ...re to guide the original into the transport path Then the original is transported to the registration roller to be aligned The original aligned with the registration roller is then transported by the reverse rotation of the Original feed motor shown in a dotted line in the figure A one way clutch is installed inside of each gear of the feed roller and the registration roller so these gears will no...

Page 17: ...nning start position by the intermediate transfer roller and pre reading roller The original transported to the scanning start position is then scanned in the scanner function of the equipment 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 Read motor Intermediate transfer roller Pre reading roller Post read...

Page 18: ...switch the transport path to the reverse tray side when the scanning of one side of the original is completed When the reverse flap is lowered the original is temporarily transported to the reverse tray and then the exit motor rotates reversely to return the original to the transport path switched for reverse operation shown in a dotted line in the figure The reversed original is aligned with the ...

Page 19: ...ginal tray width sensor detects the width of an original placed on the original tray It is detected by the brush attached to the rack moving on the original tray width sensor which is a board with the different length of the patterns written This brush is moved as the original width guide is moved Signals TWID0S TWID1S TWID2S are opened and shorted to SG by this movement The combination of these s...

Page 20: ...tection sensor Original width sensor 1 Original width sensor 2 Size determined Original tray width OFF OFF OFF A5 R ON OFF B5 ON ON A4 ON OFF OFF B5 R ON OFF A4 R FOLIO Determined by a gap between guides B4 ON ON A3 Original length detection sensor Original width sensor 1 Original width sensor 2 Size determined Original tray width ON ON ON A3 A3 A4 OFF OFF A4 R FOLIO ON OFF B4 OFF ON OFF B5 ON ON ...

Page 21: ...width sensor 2 Size determined Original tray width OFF OFF OFF ST R ON OFF 8 5x8 5 ON ON A4 ON ON OFF LT R LG COMP 13 LG ON ON LD Original length detection sensor Original width sensor 1 Original width sensor 2 Size determined Original tray width ON ON ON LD LD LT ON OFF COMP OFF OFF LT R LG 8 5x8 5 13 LG OFF ON ON LT Original length detection sensor Original width sensor 1 Original width sensor 2...

Page 22: ...N OF OPERATIONS 3 8 3 3 FLOW CHART A D YES NO YES YES NO NO NO YES NO YES Power ON RADF jam access cover OPEN All sensors OFF Empty sensor ON Feed request signal received Original on feeding tray Pickup solenoid ON pickup roller goes down feed motor rotates forward Jam Jam Standby Standby ...

Page 23: ...everse Feed motor stops after transporting for a certain period of time YES NO Read motor rotates Paper transported before the intermediate transport roller NO YES Feed motor rotation speed switches First scan Highest speed Second scan later Requested speed Monitoring registration sensor by parallel processing Feed motor stops when registration sensor detects trailing edge of original Skip to D A ...

Page 24: ...ES Registration roller also rotates while read motor rotates and registration sensor ON Duplex NO YES Feed motor and read motor stop after transporting for certain period of time Feed request signal received Transport for a certain amount of distance completed YES Exposure and scanning start B C E Scanning start signal sent level High Jam A certain period of time passed ...

Page 25: ...ead sensor OFF Original exit reverse sensor OFF NO YES YES NO Scanning completed NO YES Transport for a certain amount of distance completed C Scanning start signal sent level High Read motor stops Original exit reverse motor stops Original exit reverse motor rotates Jam Jam END A certain period of time passed A certain period of time passed A certain period of time passed ...

Page 26: ...t Transport for a certain amount of distance completed F E Jam Gate solenoid ON Registration roller also rotates while read motor rotates and registration sensor ON A certain period of time passed Read sensor OFF Original exit reverse sensor ON Original exit reverse motor rotates A certain period of time passed Scanning start signal sent level Low Scanning start signal sent level High ...

Page 27: ... a certain amount of distance Original exit reverse motor and read motor stop F G After a certain period of time original exit reverse motor reverses read motor starts reverse roller aligns original and then system reboots Read motor and exit reverse motor rotate at requested speed Transport for a certain amount of distance completed Jam A certain period of time passed Original exit reverse sensor...

Page 28: ...nning start Scanning start signal sent level High Original exit reverse sensor ON Original exit reverse sensor OFF Transport for a certain amount of distance completed Scanning start signal sent level Low Original exit reverse motor rotates Jam A certain period of time passed A certain period of time passed A certain period of time passed Jam Scanning completed Read sensor OFF ...

Page 29: ...sensor ON Original exit reverse motor and read motor stop After a certain period of time original exit reverse motor reverses read motor starts reverse roller aligns original and then system reboots Jam A certain period of time passed Original exit reverse sensor OFF Jam A certain period of time passed Transport for a certain amount of distance completed Original exit reverse motor and read motor ...

Page 30: ... the enabling signal FMOT Enable is set to L motor current is turned OFF regard less of the state of other signals For the excitation mode either of 2 phase excitation 1 2 phase excitation W1 2 phase excitation 2W1 2 phase excitation or the 4W1 2 phase excitation can be selected using the excitation switching signal FMOT Mode1 FMOT Mode2 The edge switching signal FMOT Mode3 is used to specify the ...

Page 31: ... signal RMOT Enable is set to L motor current is turned to OFF regardless of the state of other signals For the excitation mode either of 2 phase excitation 1 2 phase excitation W1 2 phase excitation 2W1 2 phase excitation or the 4W1 2 phase excitation can be selected using the excitation switching signal RMOT Mode1 RMOT Mode2 The edge switching signal RMOT Mode3 is used to specify the switching t...

Page 32: ... turned OFF regard less of the state of other signals As IC3 10pin MODE1 is connected to 5V excitation mode is applied at 1 2 phase excitation The edge switching signal EMOT Mode3 is used to specify the switching timing for excitation phase either from when both the rise and decay edge of the CLK input are detected or when only the rising edge is detected Motor current value can be set discretiona...

Page 33: ...ry cutoff temporary low voltage occurs and the power volt age becomes lower than the set value for the supervisory voltage for the power the circuit sets the level of the reset signal RESET to L to put the CPU in a halt state 3 4 6 Drive Circuit for Pickup Solenoid Fig 3 11 Pick up solenoid is a two way solenoid that can be operated both in suction and recovery and driven by two transistors Q4 and...

Page 34: ...Drive Circuit for Gate Solenoid Fig 3 12 Gate solenoid driven by the driver transistor Q1 is a solenoid which is used to switch an original into the reverse tray when in the duplex scanning mode 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 ...

Page 35: ...021 3022 DISASSEMBLY AND ASSEMBLY 4 1 4 4 DISASSEMBLY AND ASSEMBLY 4 1 Cover A Front cover 1 Open the RADF and remove 3 screws Fig 4 1 2 Close the RADF 3 Open the jam access cover and remove 2 screws Fig 4 2 4 Take off the front cover toward you Fig 4 3 Front cover 06 09 ...

Page 36: ...r C Jam access cover 1 Open the jam access cover and remove 4 screws Fig 4 4 2 Raise the original tray and take off the rear cover upward Fig 4 5 1 Take off the front cover P 4 1 A Front cover 2 Take off the rear cover P 4 2 B Rear cover 3 Remove 1 clip and then the dial and pin Fig 4 6 Rear cover Clip Dial Pin 06 09 ...

Page 37: ... 3018 3020 3021 3022 DISASSEMBLY AND ASSEMBLY 4 3 4 D Left cover 4 Remove 1 screw and the hinge pin Fig 4 7 5 Take off the jam access cover by sliding it Fig 4 8 1 Remove 2 screws and take off the left cover Fig 4 9 Hinge pin Jam access cover Left cover 06 09 ...

Page 38: ... B Rear cover 3 Take off the paper feeder unit P 4 6 A Paper feeder unit 4 Remove 2 screws Lift up the feeder upper guide by sliding it to the right Note Note Do not pull the harness too strong Fig 4 10 5 Disconnect 1 connector from the RADF con trol PC board Fig 4 11 6 Remove 1 screw and take off the bushing 7 Take off the original tray Fig 4 12 Feeder upper guide Original tray Bushing Screw 06 0...

Page 39: ...l rights reserved MR 3018 3020 3021 3022 DISASSEMBLY AND ASSEMBLY 4 5 4 F Original reverse tray 1 Take off the original tray P 4 4 E Original tray 2 Remove 1 screw and take off the original reverse tray Fig 4 13 Original reverse tray 06 09 ...

Page 40: ...served DISASSEMBLY AND ASSEMBLY 4 6 4 2 Roller A Paper feeder unit 1 Open the jam access cover 2 Remove 2 screws and take off the bracket Fig 4 14 3 Remove 1 clip and slide 2 bushings Fig 4 15 4 Take off the paper feeder unit Fig 4 16 Bracket Clip Paper feeder unit 06 06 ...

Page 41: ...t 2 Remove 1 clip and pull out the shaft Take off the pickup roller Fig 4 17 Notes 1 Be careful not to drop the pin because it will come off when the shaft is pulled out 2 Make sure you assemble the pickup roller with the one way clutch in the correct direction Fig 4 18 1 Take off the paper feeder unit P 4 6 A Paper feeder unit 2 Remove 1 clip Fig 4 19 Clip Pickup roller Shaft Pin Lock Lock Clip 0...

Page 42: ...ASSEMBLY AND ASSEMBLY 4 8 3 Slide the pulley and remove 1 pin Fig 4 20 4 Pull out the shaft and take off the feed roller Fig 4 21 Note Note Make sure you assemble the feed roller with the one way clutch in the correct direction Fig 4 22 Pin Pulley Shaft Feed roller Lock Lock 05 12 ...

Page 43: ...crews Slide the feeder upper guide to the right and raise it Note Note Do not pull the harness out with too much force Fig 4 23 3 Remove 2 screws and take off the separation roller holder and separation roller unit Fig 4 24 4 Remove 1 bushing and clip and then take off the separation roller Fig 4 25 Feeder upper guide Separation roller unit Separation roller holder Separation roller Bushing Clip 0...

Page 44: ... Take off the original tray P 4 4 E Original tray 2 Take off the paper feeder unit P 4 6 A Paper feeder unit 3 Remove 2 screws and take off the stay Fig 4 26 4 Take off the jam access guide Fig 4 27 5 Remove 4 screws Disconnect 1 connector and take off the feeder lower guide Fig 4 28 Stay Jam access guide Feeder lower guide 05 12 ...

Page 45: ...ing 1 pulley 1 E ring and 1 bushing from the rear side of the shaft and then take off the registration roller Fig 4 29 1 Take off the front cover P 4 1 A Front cover 2 Take off the original exit reverse motor P 4 23 F Original exit reverse motor M3 3 Remove 1 clip 1 pulley 1 pin and 1 bushing from the rear side of the exit reverse roller shaft Fig 4 30 4 Remove 1 screw and take off the leaf spring...

Page 46: ...A TEC CORPORATION All rights reserved DISASSEMBLY AND ASSEMBLY 4 12 6 Take off the jam access guide Fig 4 32 7 Pull out the exit guide Fig 4 33 8 Take off the exit reverse roller Fig 4 34 Jam access guide Exit guide Exit reverse roller 06 09 ...

Page 47: ...e hinge pin Fig 4 35 6 Disconnect 2 connectors Remove 2 screws and take off the pre reading guide Fig 4 36 1 Take off the pre reading guide P 4 13 H Pre reading guide 2 Take off the read motor drive section P 4 19 C Read motor drive section 3 Remove 1 bushing 1 screw 1 pulley and 1 bushing from the rear side of the intermedi ate transport roller shaft 4 Remove 1 bushing from the front side of the ...

Page 48: ...ction P 4 19 C Read motor drive section 3 Remove 1 bushing 1 screw 1 pulley and 1 bearing from the rear side of the pre reading roller shaft Fig 4 38 4 Remove 1 clip and 1 bushing from the front side of the pre reading roller shaft 5 Take off the pre reading roller Fig 4 39 1 Take off the pre reading lower guide P 4 13 H Pre reading guide 2 Disconnect 1 connector Fig 4 40 Screw Pulley Bearing Bush...

Page 49: ...hing 1 E ring and 1 pulley from the rear side of the post reading roller shaft Loosen 2 setscrews and take off 1 flange Take off 1 bearing Fig 4 41 5 Remove 1 clip and 1 bushing from the front side of the post reading roller shaft Fig 4 42 6 Open the RADF Remove 4 screws take off 2 holders and platen guide Fig 4 43 Bearing Flange Bushing E ring Pulley Bushing Clip Holder Platen guide Holder 06 06 ...

Page 50: ...ng lower guide and take off the post reading upper guide Fig 4 44 8 Take off the post reading roller Fig 4 45 1 Take off the post reading roller P 4 14 K Post reading roller 2 Remove 1 E ring 1 pulley 1 pin and 1 bush ing from the rear side of the reverse registra tion roller shaft Fig 4 46 Post reading upper guide Post reading roller Pin Bushing Bushing E ring Pulley 06 06 ...

Page 51: ...8 3020 3021 3022 DISASSEMBLY AND ASSEMBLY 4 17 4 3 Remove 1 clip and 1 bushing from the front side of the reverse registration roller shaft Fig 4 47 4 Open the RADF Take off the reverse regis tration roller Fig 4 48 Bushing Clip Reverse registration roller 05 12 ...

Page 52: ...ad motor M2 1 Take off the rear cover P 4 2 B Rear cover 2 Disconnect 1 connector Then remove 2 screws to take off the fan motor Fig 4 49 1 Take off the rear cover P 4 2 B Rear cover 2 Take off the fan motor P 4 18 A Fan motor M4 3 Disconnect 1 connector Then remove 2 screws to take off the read motor Fig 4 50 Connector Fan motor Connector Read motor 05 12 ...

Page 53: ...iameter of coil ø10 2 mm active coils 12 5 Fig 4 51 4 Remove 3 screws and then take off the read motor with its bracket Note Note When the unit is being assembled tempo rarily tighten the screws removed at step 3 and then attach the spring removed at step 2 Then fully tighten these screws Fig 4 52 5 Remove 1 spring Spring Outside diameter of coil ø8 8 mm active coils 12 5 6 Release the harness fro...

Page 54: ... bushings Fig 4 55 9 Loosen 1 screw of the belt tensioner 10 Remove the 2 E rings and then take off the pulley and timing belt Note Note When the unit is being assembled first install the parts removed at steps 5 6 7 and 9 and attach the spring removed at step 4 next Then tighten the screw loosened at step 8 Fig 4 56 Bracket Timing belt Bushing Bushing Tensioner Screw E ring Timing belt 06 07 ...

Page 55: ... 1 Take off the rear cover P 4 2 B Rear cover 2 Disconnect 1 connector and then remove 1 spring Spring Outside diameter of coil ø9 6 mm acceptable turns of coil 12 turns Fig 4 58 3 Remove 3 screws and then take off the orig inal feed motor with its bracket Note Note When the unit is being assembled tempo rarily tighten the screws removed at step 3 and then attach the spring removed at step 2 Then ...

Page 56: ...d take off the bushing Fig 4 60 6 Disconnect 3 terminals of the switch 7 Remove 4 screws and then take off the bracket Note Note When connecting the terminal make sure that the color of the harness is correct Fig 4 61 8 Take off the timing belt bushings and pulley Fig 4 62 E ring Bushing Harness clamp Harness clamp Bracket Red White Black Pulley Bushing Timing belt 09 01 ...

Page 57: ...ction P 4 21 E Original feed motor drive section 2 Disconnect 1 connector from the RADF con trol PC board Fig 4 63 3 Remove 2 screws and then take off the orig inal exit reverse motor with its bracket Fig 4 64 4 Remove 2 screws and then take off the orig inal exit reverse motor by sliding it from the bracket Fig 4 65 Original exit reverse motor Bracket Original exit reverse motor 05 12 ...

Page 58: ... 2 Disconnect one connector Remove 2 screws and take off the original pickup sole noid with the bracket Fig 4 66 3 Remove 2 screws and take off the original pickup solenoid from the bracket Fig 4 67 Note Note 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 Fig 4 68 Original pickup solenoid Connector Original...

Page 59: ...al pickup solenoid SOL1 2 Disconnect one connector Remove 2 screws and take off the gate solenoid with the bracket Fig 4 69 3 Remove 2 screws and take off the gate sole noid from the bracket Fig 4 70 Note Note When installing the gate solenoid be sure to align the edge of the bracket with the mark off line on the frame Fig 4 71 Connector Gate solenoid Gate solenoid Mark off line 05 12 ...

Page 60: ...Remove 2 screws Release 8 latches and separate the original tray into 2 parts Fig 4 72 3 Remove 1 screw and take off the cover 4 Disconnect 1 connector and take off the orig inal tray width sensor Fig 4 73 Note Note If washers 3 pcs and a pinion come off assemble them in the order as shown in the illustration Fig 4 74 Original tray width sensor Connector Cover Washer Black t 0 25 Washer Gold Washe...

Page 61: ...tray sensor S1 1 Take off the original reverse tray P 4 5 F Original reverse tray 2 Remove 2 screws Release 8 latches and separate the original tray into 2 parts Fig 4 75 3 Remove 2 screws and take off the holder Fig 4 76 4 Release 2 latches and take off the original tray sensor Fig 4 77 Holder Original tray sensor 06 09 ...

Page 62: ...mpty sensor S3 1 Open the jam access cover 2 Remove 1 screw and take off the metal plate cover Fig 4 78 3 Disconnect 1 connector Release 2 latches and take off the jam access cover sensor Fig 4 79 1 Open the jam access cover 2 Remove 1 screw and take off the metal plate cover Fig 4 80 Metal plate cover Jam access cover sensor Metal plate cover 06 06 ...

Page 63: ...rews and take off the bracket Fig 4 81 4 Disconnect 1 connector Release 2 latches and take off the original empty sensor Fig 4 82 1 Take off the feeder lower guide P 4 10 E Feeder lower guide 2 Disconnect 1 connector Release 2 latches and take off the original length detection sen sor Fig 4 83 Bracket Original empty sensor Original length detection sensor 05 12 ...

Page 64: ...e original registration sensor Fig 4 84 1 Take off the feeder lower guide P 4 10 E Feeder lower guide 2 Take off the actuator 3 Disconnect 1 connector Release 2 latches and take off the original width detection sen sor 1 Fig 4 85 1 Take off the feeder lower guide P 4 10 E Feeder lower guide 2 Take off the actuator 3 Disconnect 1 connector Release 2 latches and take off the Original width detection...

Page 65: ...e reading guide 2 Release 2 latches and take off the read sen sor from the pre reading upper guide Fig 4 87 1 Take off the pre reading upper guide P 4 13 H Pre reading guide 2 Release 2 latches and take off the original intermediate transport sensor from the pre reading upper guide Fig 4 88 1 Take off the pre reading lower guide P 4 13 H Pre reading guide 2 Disconnect 1 connector Fig 4 89 Read sen...

Page 66: ...en take off 2 holders and platen guide Fig 4 90 4 Remove 2 screws Open the post reading lower guide and take off the post reading upper guide Fig 4 91 5 Release 2 latches and take off the Original exit reverse sensor from the post reading upper guide Fig 4 92 Holder Platen guide Holder Post reading upper guide Original exit reverse sensor 06 06 ...

Page 67: ...e 2 latches and take off the RADF opening closing sen sor Fig 4 93 1 Take off the bracket of the original feed motor drive section P 4 21 E Original feed motor drive section 2 Disconnect 3 terminals Remove 1 screw and take off the original jam access cover opening closing switch Note Note When connecting the terminal make sure that the color of the harness is correct Fig 4 94 RADF opening closing ...

Page 68: ...ights reserved DISASSEMBLY AND ASSEMBLY 4 34 4 6 PC Board A RADF control PC board ADF board 1 Take off the rear cover P 4 2 B Rear cover 2 Disconnect 11 connectors Fig 4 95 3 Release 2 lock supports and 3 edge spacer Take off the ADF board Fig 4 96 ADF board 05 12 ...

Page 69: ...4 7 Others A Hinge stopper 1 Remove 1 screw and then take off the hinge stopper Fig 4 97 Note Note When the hinge stopper is taken off the opening angle for the RADF becomes approx 90 degrees Take off the hinge stop per only when it is needed for installation maintenance service etc Fig 4 98 Hinge stopper 05 12 ...

Page 71: ...t position Note Note Check if the image adjustment for the equipment is performed properly before this adjustment of the RADF See the Service Manual or Service Handbook of the applicable equipment A Checking 1 Open the RADF and install 2 positioning pins the positioning pins are installed to the back side of the hinge which is on the left side of the RADF Fig 5 1 2 Remove the platen sheet Fig 5 2 ...

Page 72: ...ns cannot be fitted into the holes perform the adjustment according to the following procedure 3 Close the RADF and check if the positioning pins fit the holes on the RADF Fig 5 3 1 Remove the right hand hinge screw at the rear side Fig 5 4 2 Remove the bracket on the left hand hinge MR 3021 3022 only Fig 5 5 09 05 ...

Page 73: ...021 3022 ADJUSTMENT 5 3 5 3 Loosen the left hand hinge screw at the rear side Fig 5 6 4 Loosen the hinge screws at the front side Fig 5 7 5 Position the pins with the holes on the RADF by moving it so that the pins fit into the holes when the RADF is closed Fig 5 8 05 12 ...

Page 74: ...BA TEC CORPORATION All rights reserved ADJUSTMENT 5 4 6 Tighten the left hand hinge screw at the rear side Fig 5 9 7 Loosen the hole position adjustment screws on the right hand side Fig 5 10 8 Match the screw hole positions Fig 5 11 05 12 ...

Page 75: ...s reserved MR 3018 3020 3021 3022 ADJUSTMENT 5 5 5 9 Install the right hand hinge screw at the rear side Fig 5 12 10 Install the bracket on the left hand hinge MR 3021 3022 only Fig 5 13 11 Loosen the hinge screws at the front side Fig 5 14 09 05 ...

Page 76: ...HIBA TEC CORPORATION All rights reserved ADJUSTMENT 5 6 12 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 15 05 12 ...

Page 77: ...se the RADF 2 Light the exposure lamp Turn the power ON while pressing 0 and 3 simultaneously Key in 267 and then press the START button The exposure lamp is turned ON for a given length of time 3 Visually check the gap between platen guide holder A and upper surface of the original glass B from the left hand side of the equipment If the value is not within the tolerance perform the adjustment acc...

Page 78: ...crews on the hinges 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 17 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 Fig 5 18 05 12 ...

Page 79: ... using the chart original with vertical and horizontal lines in the following procedure Fig 5 19 Chart Original Simplex copying 1 Place the chart provided as an original with its face up on the original tray of the RADF select 1 Sided 1 Sided and press the START button 2 Superimpose the chart on the copy and check the inclination of the copy image Duplex copying 1 Place the chart provided as an or...

Page 80: ... aligning plate with the scale as the guide shown in the figure below to adjust the skew Fig 5 20 2 If the image skew is C as shown in the figure below shift the aligning plate in the direction of and if D shift it to Fig 5 21 Fig 5 22 Shift the aligning plate in the direction of Shift the aligning plate in the direction of C D 05 12 ...

Page 81: ...ing plate with the scale as the guide shown in the figure below to adjust the skew Fig 5 23 2 If the image skew is C as shown in the figure below shift the aligning plate in the direction of and if D shift it to Fig 5 24 Fig 5 25 Shift the aligning plate in the direction of Shift the aligning plate in the direction of C D 05 12 ...

Page 82: ...t original with vertical and horizontal lines in the following procedure Simplex copying 1 Place the chart provided as an original with its face up on the original tray of the RADF select 1 Sided 1 Sided and press the START button 2 Superimpose the chart on the copy and check the leading edge E of the chart and F of the copy Duplex copying 1 Place the chart provided as an original with its face up...

Page 83: ... image by 0 1 mm 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 3 Press the ENTER 1 OK 2 button 1 For e STUDIO352 353 452 453 e STUDIO281c 351c 451c e STUDIO2500c 3500c 3510c e STUDIO2330C 2820C 2830C 3520C 3530C 4520C e STUDIO202L 203L 232 233 282 283 e ...

Page 84: ... 0 1 mm 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 3 Press the ENTER 1 OK 2 button 1 For e STUDIO352 353 452 453 e STUDIO281c 351c 451c e STUDIO2500c 3500c 3510c e STUDIO2330C 2820C 2830C 3520C 3530C 4520C e STUDIO202L 203L 232 233 282 283 e STUDIO205...

Page 85: ... button 3 Fold the copy in half and check if the center line is misaligned B Adjustment 1 Turn the power ON while pressing 0 and 5 simultaneously 2 Key in 358 1 3043 2 and then press the START button 1 For e STUDIO352 353 452 453 e STUDIO281c 351c 451c e STUDIO2500c 3500c 3510c e STUDIO2330C 2820C 2830C 3520C 3530C 4520C e STUDIO202L 203L 232 233 282 283 e STUDIO205L 255 305 355 455 2 For e STUDIO...

Page 86: ...e copy image by 0 0423 mm Fig 5 29 3 Press the ENTER 1 OK 2 button 1 For e STUDIO352 353 452 453 e STUDIO281c 351c 451c e STUDIO2500c 3500c 3510c e STUDIO2330C 2820C 2830C 3520C 3530C 4520C e STUDIO202L 203L 232 233 282 283 e STUDIO205L 255 305 355 455 2 For e STUDIO2040C 2540C 3040C 3540C 4540C e STUDIO206L 256 306 356 456 H 11 12 ...

Page 87: ...p on the original tray of the RADF 2 Press the START button 3 Superimpose the chart on the copy and check the image dimension I B Adjustment 1 Turn the power ON while pressing 0 and 5 simultaneously 2 Key in 357 1 3042 2 and then press the START button 1 For e STUDIO352 353 452 453 e STUDIO281c 351c 451c e STUDIO2500c 3500c 3510c e STUDIO2330C 2820C 2830C 3520C 3530C 4520C e STUDIO202L 203L 232 23...

Page 88: ... Press the ENTER 1 OK 2 button 1 For e STUDIO352 353 452 453 e STUDIO281c 351c 451c e STUDIO2500c 3500c 3510c e STUDIO2330C 2820C 2830C 3520C 3530C 4520C e STUDIO202L 203L 232 233 282 283 e STUDIO205L 255 305 355 455 2 For e STUDIO2040C 2540C 3040C 3540C 4540C e STUDIO206L 256 306 356 456 11 12 ...

Page 89: ...ed MR 3018 3020 3021 3022 ADJUSTMENT 5 19 5 5 7 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 31 Fig 5 32 A 11 12 ...

Page 91: ...ed YES Use originals with permissible thickness Place thick originals manually on the platen cover to make a copy NO Pickup roller and feed roller are dirty YES Clean the rollers with alcohol NO Transport power of pickup roller and feed roller is weak YES Replace the rollers with new ones Front and rear protrusions at bottom of RADF are out of contact with glass YES Adjust the height of the left h...

Page 92: ... 24V supplied to CN72 4pin NO Check or replace the jam access cover switch YES Empty sensor is ON when there is paper NO Check or replace the empty sensor YES Check or replace the RADF board Interface cable normal NO Replace the interface cable YES Check or replace the RADF board and check the equipment Original tray sensor is ON when there is paper NO Replace the sensor or harness YES Registratio...

Page 93: ...the pickup roller feed roller and separation roller if they are worn out Feed signal reception jam 1 Is the empty sensor working Perform the input check 2 Check if the lever of empty sensor is working normally 3 Check if the connector CN75 on the RADF board is disconnected from the empty sensor or the harnesses are open circuited Correct if any 4 Replace the empty sensor 5 Replace the RADF board J...

Page 94: ...r and original intermediate transport sensor working Perform the input check If it is working properly proceed to 6 If not check 3 to 5 below 3 Check if the connector CN75 on the RADF board is disconnected from the read sensor or the harnesses are open circuited Correct if any 4 Check if the connector CN75 on the RADF board is disconnected from the Original intermediate transport sensor or the har...

Page 95: ...nsor or the harnesses are open circuited Correct if any 4 Replace the RADF opening closing sensor 5 Replace the RADF board 6 Is the RADF opening closing sensor adjusted within the specified range Cover open jam in the read ready status 1 Close the RADF jam access cover or the front cover if they are opened in the read ready status 2 Is the RADF jam access cover sensor working Perform the input che...

Page 97: ... SI Silicon oil W White grease Molykote EM 30L AV Alvania No 2 The number of sheets con sumed before replacement Value x 1 000 R Replace if deformed or damaged O After cleaning or replacement confirm there is no problem Item to check Cleaning 30K Lubrica tion Coating Replace ment x1 000 Operation check Parts list P I Remarks 1 Pickup roller A 120 5 1 2 Separation roller A 120 4 10 3 Feed roller A ...

Page 98: ... off the RADF rear cover 2 Connect the download jig with the connector CN81 on the PC board 3 While pressing 0 and 8 simultaneously turn ON the power rewriting data starts 4 During the data is rewritten the LED on the download jig lights When the data rewriting is com pleted the LED blinks slowly at an interval of 0 8 sec If the LED blinks fast at an interval of 0 1 sec the rewriting has been fail...

Page 99: ...1 TOSHIBA TEC CORPORATION All rights reserved MR 3018 3020 3021 3022 CIRCUIT DIAGRAM HARNESS DIAGRAM 8 1 8 8 CIRCUIT DIAGRAM HARNESS DIAGRAM 8 1 Assembly of PC Board Component side Fig 8 1 Soldered side Fig 8 2 ...

Page 100: ...MA 5 MA 7 MA 9 MA 11 MA 13 MA 15 MA 17 SG SG 5V LED DLCNT B BCOM B A ACCM A A1 B1 A3 B3 A2 B2 B BCOM B A ACCM A 24V GSOL ON PSOL ON PSOL OFF 24V FANON 24V DF COM JAM COM DF NO JAM NO CN72 JAM NC JAM COM JAM NO FANON 24V J66 6 5 4 3 2 1 J65 COM NO FG NC FG RXD SG SC REQ DF ACK DF REQ TXD SG SC ACK SCAN ST CONECT 24V 24V SG 5V DG DG 5V 1 2 3 4 5 6 7 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 11 12 13...

Page 101: ...WIDTH2 S SG EMPTY S JCOVU S SG SG SG READ S EXIT S SG MID S 5V 5V 5V 5V 5V PWA F DLG 623 CN80 CN82 CN83 Not used Not used Not used 1 2 3 4 5 6 7 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 1 2 3 1 2 3 J85 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 12 11 10 12 11 10 12 11 10 1 2 3 1 2 3 12 11 10 4 5 6 1 2 3 4 5 6 7 8 9 10 11 12 12 11 10 9 8 7 6 5 4 3 2 1 6 5 4 3 2 1 13 14 15 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15...

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