ARDF DF3010/DF3070 Machine Code: B802/D630 Field Service
Contents
1. C b802r013 2 White plate A stud screw x 1 3 Registration sensor bracket B x 1 14 Electrical Components 4 Registration sensor C EP x 1 Original Exit Sensor 1 Open the left cover b802r010 2 Open the feed in guide plate A 3 Guide plate B x 2 stepped screw x 1 front side 4 Original exit sensor C EP x 1 hook DF Position Sensor 1 Rear cover Front and Rear Cover 2 ARDF drive board ARDF Drive Board b802r501 15 1 Replacement and Adjustment 3 DF position sensor bracket A 2 x 1 b802r502 4 DF position sensor B x 1 hook Cover Sensor 1 Open the left cover 2 Rear cover Front and Rear Cover 3 Cover sensor A EX x 1 hook Pick up Roller HP and Original Stopper HP Sensor 1 Open the left cover 2 Rear cover Front and Rear Cover Electrical Components b802r505 em a b802r506 5 Pick up roller HP sensor C hook 6 Original stopper HP sensor D hook 17 1 Replacement and Adjustment Stamp Solenoid 1 Open the left cover A B p802r014 2 Remove the platen plate A 3 Stamp solenoid cover B x 1 A Remove the screw C Z x 1 You cannot remove the stamp solenoid at this time 5 Rear cover Front and Rear Cover 18 Electrical Components 6 Disconnect the stamp2. September 2011 Subject to change Safety and Symbols Replacement Procedure Safety ACAUTION Turn off the main power switch and unplug the machine before beginning any of the replacement procedures in this manual Symbols Used in this Manual This manual uses the following symbols See or Refer to amp Screws EP Connector GY Clip ring E ring x Clamp TABLE OF CONTENTS Sand vmboben nee ee en 1 Replacement Procedure Sale nenn 1 NNN 1 1 Replacement and Adjustment Cover and M EE ee 3 FOU an Pear ee TETTE 5 TN 5 Document Feed Components unse ee Pick Up Roller nee ee ee mama 7 ERE EEE 7 S Eie P A ee sense 9 Electrical Components unse ee 11 FO BO ee een een eg 11 Original Length Sensors and Trailing Edge Sensor 1 Original Set Separation Skew Correction and Scanning Entrance Sensor 12 Original a dele EEE ee 13 ERT 14 Gre NES 0 EE ar 15 DER 9211007 EE EN EE 13 DA Eee ee ee 16 Pick up Roller HP and Original Stopper HP Sensor nennen 16 Stamp SAUEN ON o MINNIE ERROR CREE 18 Original Feed 1 1 RR ERE 20 MDF SS 5 REE EEE SI 20 ME vrenge 21 Re ps ee Moon EE ee ee 22 FIT ND 22 2 Detailed Descriptions Fs 1 EEE en 25 M chanicol NN 25 Elecinical Gola eo i i LO ERR ENE 26 Brev M 9 29 Base Tero ie TNR D T TET TT LOS gi Gr 6 no ev Dei Mo EEE EE 31 Mixed Original Size Mode nn irren este meisten 33 se
3. Al 42 MEMO
4. E x 2 EP x 1 timing belt 23 1 Replacement and Adjustment 24 2 Detailed Descriptions Component Layout Mechanical Component Layout 1 2 3 4 5 1617 8 9 110 11 Nos HO lp 7 n TT 19N c DE x Q 18 B ero 1 Eg 7 T L EE E E n il 2 r n TT 17 16 15 14 13 12 b802d151 Original Width Sensor 11 Original Length Sensor 3 Skew Correction Roller 12 Inverter Roller Skew Correction Sensor 13 Junction Gate Separation Sensor 14 Exit Roller Feed Belt 15 Original Exit Sensor Separation Roller 16 Transport Roller Original Set Sensor 17 Registration Sensor Pick up Roller 2 3 4 5 6 7 8 9 18 Registration Roller Original Length Sensor 1 19 Scanning Entrance Sensor 10 Original Length Sensor 2 25 26 2 Detailed Descriptions Electrical Component Layout Sensors and Drive Components b802d001 Original Width Sensors 12 Original Length Sensor 2 Scanning Entrance Sensor 13 Original Length Sensor 4 14 DF Drive Board Skew Correction Sensor 2 3 4 ADF Transport Motor 15 Original Trailing Edge Sensor 5 Left Cover Sensor 16 Original Set Sensor 6 Pick up Motor 17 Stamp Solenoid 7 Pick up Roller HP Sensor 1 8 Separation Sensor 8 Original Stopper HP Sensor 9 ADF Inverter Motor 10 ADF Feed Motor 19 Original Exit Sensor 20 Junction Gate Solenoid 21 Reg
5. I O mol gj 3N dg Qu B C E b802d152 The feed motor feeds the separated original to the skew correction roller A at maximum speed After skew correction the feed and transport motors feed the original through the scanning area at a lower speed the scanning area contains the original exposure guide B and DF exposure glass C After scanning the original is fed out by the transport roller D and exit roller E Double Sided Originals e B C IE an ws 1 Gis After skew correction the ADF feed and transport motors drive the skew correction roller A registration roller B transport roller C and the exit roller D The front side of the original is then scanned When the original exit sensor E detects the leading edge of the original the junction gate solenoid is activated and the junction gate F opens The original is then transported towards the inverter table Soon after the trailing edge of the original passes the exit sensor the junction gate solenoid switches off and the junction gate F is closed When the original has been fed onto the inverter table the ADF inverter 37 2 Detailed Descriptions motor switches on The original is then fed by the inverter roller G and then by the skew correction roller A and registration roller B to the scanning area where the reverse side will be scanned b802d155 b802d156 The original is then sent to
6. Lo and Separa Oieee oen ee ee ee 34 VENN 29 Slip DS Geo p nennen ee een 36 Snekke spe JE 37 Sene Eee 18 0110 REN 38 3 Service Tables Pin nennen nennen Al 1 Replacement and Adjustment Covers and Tray Front and Rear Cover b802r015 1 Open the left cover A 2 Front cover B 7 x 1 hook x 2 3 Rear cover C 2x 2 hook x 2 Original Tray 1 Open the left cover 2 Rear cover Front and Rear Cover 3 Front cover Front and Rear Cover 1 Replacement and Adjustment b802r016a 4 Pivot cover A 2 x 1 5 Original tray B 69x 1 EP x 1 ts x 2 Document Feed Components Document Feed Components Pick Up Roller b802r001 1 Open the left cover 2 Bushings A 0 x 1 each 3 Pick up roller B gear x 1 one way gear x 1 Feed Belt 1 Open the left cover 1 Replacement and Adjustment A ED ee Aer X e A X l SE kas t EK s N IT 2 b802r002 2 Front feed unit cover A 3 Rear feed unit cover B hook x 2 b802r003 A Feed belt unit C Document Feed Components b802r004 5 Slide the tension plate D hook 6 Belt unit cover E 3 x 1 b802r005 7 Belt tension unit F 8 Feed belt G Separation Roller 1 Open the left cover 1 Replacement and Adjustment an AA C N b802r009 Separation roller cover A Remove the bushing B 9 x
7. in the original is removed A short time after the leading edge of the original turns on the skew correction sensor C the feed motor A turns off and rotates in reverse At this time the skew correction roller B and the feed belt D both turn and original feed continues The registration roller also has the same skew correction mechanism but only for small size originals 6 A5 or HLT This function can be effective for all size paper with SP6 020 001 39 2 Detailed Descriptions Slip Detection B A A AOT b802d152a A Separation sensor B Skew correction sensor These two sensors are used to measure the amount of slippage and to correct for this The machine measures the time it takes for the original to get to the separation sensor A after the Start key is pressed If the original arrives at the correct time it feeds normally e If the original arrives late the machine enters the slip mode In the slip mode the machine measures the time for the leading edge of the original to move from the separation sensor to the skew correction sensor B The machine uses this time to adjust the length of time that the entrance roller stays off to correct skew This stops feed for enough time for the original to be in the correct position for feeding 36 Basic Operation Original Transport and Exit Single Sided Originals If N L EP a A
8. reduction enlargement ratio has been determined the originals are scanned normally In order to store the scanned images a large area of memory the detected original width x 432 mm length is prepared Next only the portion ofthe image upto the detected original length is read from memory and printed 33 34 2 Detailed Descriptions Pick Up and Separation b802d105a The original is set with the image facing up The original pushes actuator and the original set sensor is activated After pressing the start button the pick up motor is activated and the original feed unit A moves down At the same time the ADF feed motor is activated and the pick up roller B feeds original to the feed belt C After being fed from feed belt C the topmost sheet is separated from the stack by the separation roller D and sent to the skew correction roller The mechanism is an FRR system consisting of the original feed belt C and separation roller D Basic Operation Skew Correction b802d161a When an original is fed into the feeder the feed motor A rotates forwards At this time the feed belt turns but the skew correction roller B does not because these rollers have a one way gear If the ADF feed motor rotates forward the feed belt is moved If the ADF feed motor rotates in reverse the skew correction roller is moved As a result when the leading edge of the paper gets to the skew correction roller skew
9. 02d004 The original size detection mechanism consists of the five original width sensors A Width Sensor SS B Width Sensor S C Width Sensor M D Width Sensor L E Width Sensor LL and three original length sensors F Length Sensor S G Length Sensor M H Length Sensor L Based on the combined output of the length sensors and the width sensors the machine can detect the size of the original This integrated detection mechanism is detailed in the table below Width Sensor Area Size arrora on on on on fon on on on o uraa ov ov on ov ev on o DEITEIEICHENESESEICHENDIEN mrs on oN on fen fen 010 ee ETZZCHEICICHEN ES EN ES EN EIS rnen TIER EIER EN EN EN EEE 31 2 Detailed Descriptions mme Jon for JP marran on on on on on ON ON 9 65 ser om ow on on o on onim oe on on on on on on ov on lol TAIZTEEIEIESESESEICICHCIEN oz onon Tonon lone o ums Jon on e e on on o easan Joo ooon gt aja 8 5 x 11 SEF LT 8 5 x 11 LEF LT 7 25 x 10 5 SEF US EXE 10 x 8 SEF 5 5 x 8 5 SEF HLT 5 5 x 8 5 LEF HLT 10 5 x 7 25 SEF US EXE Symbols O Yes Default 8 Yes Can select this with SP mode ON Paper present LT North America A B Europe Asia e For O mark which has superscripted number it is possible to change the original detection size with SP6 016 For example instead of LT O the machine can be s
10. 1 Slide the separation roller shaft to the front side and then remove it Separation roller C QY x 1 Electrical Components Electrical Components DF Drive Board 1 Rear cover Front and Rear Cover b802r023 2 DF drive board A x 4 all Es Original Length Sensors and Trailing Edge Sensor 1 Open the left cover 1 Replacement and Adjustment b802r011 2 Remove the tray stopper A while pushing the hook with a screw driver 3 Open the original tray B 4 Original tray cover C x 3 b802r012 5 Original trailing edge sensor D EF x 1 hook 6 Original length sensors E EF x 1 each hook Original Set Separation Skew Correction and Scanning Entrance Sensor 1 Open the left cover b802r006 2 Open the inner upper cover A stepped screw x 3 D E b802r007 Original set sensor B EP x 1 hook Separation sensor C EP x 1 hook Skew correction sensor D EP x 1 hook CO oO a CO Scanning entrance sensor E EP x 1 hook Original Width Sensors 1 Open the left cover Electrical Components 1 Replacement and Adjustment 2 Openthe inner upper cover Original Set Separation Skew Correction and Registration Sensor b802r008 3 Original width sensor bracket A 4 x 2 ground cable x 1 4 Original width sensors B E x 1 each hook Registration Sensor 1 Open the ARDF
11. en ifthe original was fed by its length x 1 5 after the exit sensor turned on The separation sensor does not turn on even ifthe original was fed by transport path length x 1 5 The skew correction sensor does not turn on even ifthe original was fed by transport Sensor does not path length x 1 5 SOME The registration sensor does not turn on even if the original was fed by transport path length x 1 5 after the skew correction sensor turned on The exit sensor does not turn on even the original was fed by transport path length x 1 5 after the skew correction sensor turned on 39 2 Detailed Descriptions 40 3 Service Tables Dip Switches DIP SW Function o Normal operating mode Default Free run With original One sided mode 10076 speed e a Free run With original Two sided mode 100 speed Free run No original One sided mode 100 speed Free run No original Two sided mode 100 speed Free run With original One sided mode 3276 speed Free run With original Two sided mode 3276 speed Free run With original One sided mode 70 speed Free run With original Two sided mode 70 speed Free run With original One sided mode 20076 speed Free run With original Two sided mode 20076 speed Transport Motor On Feed Motor On Transport Motor On with random mode Feed Motor On with random mode sepe BEE DEDE OOE GER CBE DEE OND avd DU DEB DDD Ete DEBE
12. et up to detect 10 x 8 9 e The F size can be selected with SP5 126 The default is 8 5 x 13 The machine cannot detect more than one size of original in the same job 32 Basic Operation Mixed Original Size Mode This section explains what happens when the user selects mixed original size mode Because this ARDF is a sheet through document feeder the method for original document width detection is the same as when the originals are the same size but the document length detection method is different Therefore the scanning speed is slightly slower Document length detection From when the skew correction sensor switches on until it switches off the CPU counts the transport motor pulses The number of pulses determines the length of the original Feed in cycle When the original size for the copy modes listed below cannot be determined the image cannot be correctly scaled reduced or enlarged or processed until the original s length has been accurately de tected The length must be determined before the image is scanned Auto Reduce Enlarge Centering Erase Center Border Booklet Image Repeat The originals follow this path 1 Length detection Scanning glass Inverter table 2 Inverter table Scanning glass Inverter table restores the original order 3 Inverter table Scanning glass image scanned Exit tray Normal feed in In a copy mode other than those listed above when the
13. istration Sensor 1 1 Original Length Sensor 1 Electrical Component Descriptions Component Layout ADF Feed Drives the feed belt separation pick up and reverse table rollers ADF Transport Drives the transport and exit rollers ADF Inverter Drives the Inverter rollers Bez p Pick up Motor Moves the pick up roller up and down Detects whether the DF is lifted or not Detects the leading edge of the original to turn off the Skew Correction DF feed and transport motors on Detects the original exposure timing and checks for Registration original misfeeds Detects whether the feed in cover is opened or not th E Mos vene Detects the original width S sor Original Width Sen sor M e e e th _ Original Width Sen Detects the original width L sor L Detects the original width M Original Width Sen sor LL Original Length S Detects the original length S Original Length M Detects the original length M Detects the original width LL Original Length L Detects the original length L Original Set Detects if an original is on the feed table Detects the leading edge of the original to turn on the Original Exit junction gate solenoid and checks for original mis feeds 27 28 2 Detailed Descriptions Detects the trailing edge of the original to turn off the transport and feed motor and junction gate solenoid In single sided mode used to detect origina
14. l misfeeds Detects the trailing edge of the last original to stop Original Trailing copy paper feed and to turn off the transport motor 15 Edge Sensor Ma and checks for original misfeeds B p p The machine uses this sensor to check if the original Separation Sensor has slipped during feed in to make sure that original feed starts at the correct time Solenoids Energizes the stamper to mark the original Ls Junction Gate Opens and closes the junction gate EE MENS BER VE Oo PCBs Interfaces the sensor signals with the copier and trans DF Drive fers the magnetic clutch solenoid and motor drive signals from the copier Component Layout Drive Layout b802d002a Registration Roller Transport Roller Skew Correction Roller Separation Roller Feed Belt ADF Transport Motor Pick up Roller Exit Roller O 0 N a Oa KR C N ADF Inverter Motor 10 ADF Feed Motor 11 Inverter Roller 29 2 Detailed Descriptions ADF Feed Motor b802d161 ADF Feed Motor A drives the pick up B feed belt C separation D and skew correction rollers E ADF Transport Motor and ADF Inverter Motor E og b802d163 b802d162 C ADF Transport Motor A drives the registration roller B transport roller C and exit roller D ADF Inverter Motor E drives the Inverter Roller F 30 Basic Operation Basic Operation Original Size Detection b8
15. solenoid harness D 7 ADF feed motor ADF Feed Motor b802r508 Ses b802r014a 9 Pull out the stamp solenoid F 19 20 1 Replacement and Adjustment Original Feed Drive ADF Feed Motor 1 Rear cover Front and Rear Cover b802r018 Harness guide A 7 x 2 all ls all Es Remove the spring B Stay bracket C stepped screw x 1 a RR C N Slide the feed motor gear D to the left side seen from the front of the machine and then remove the timing belt E Original Feed Drive T b802r019 6 ADF feed motor bracket F 2 x 3 7 ADF feed motor G EP x 1 ADF Inverter Motor 1 ADF feed motor ADF Feed Motor b802r020 2 ADF inverter motor bracket A x 2 EP x 1 timing belt 3 ADF inverter motor B x 4 21 1 Replacement and Adjustment ADF Transport Motor 1 Rear cover Front and Rear Cover b802r017 2 Ground cable A 2 x 1 3 ADF transport motor bracket B x 2 EP x 1 4 ADF transport motor C x 2 ADF Pick up Motor 1 Rear cover Front and Rear Cover C b802r021 22 Original Feed Drive 2 Harness guide A x 2 all Es all ls 3 Stay bracket B stepped screw x 1 4 Release 6 clamps on the ADF pick up motor bracket C 2 x 6 b802r022 5 ADF pick up motor bracket D x 3 EP x 1 6 ADF pick up motor
16. the inverter table H again to be turned over This is done so that the duplex copies will be properly stacked front side down in the exit tray I in the correct order Original Sensor During one to one copying copy paper is fed to the skew correction roller in advance while the original is still being scanned to increase the copy speed The original set sensor monitors the stack of originals in the feeder and detects when the trailing edge of the last page has been fed in The main CPU then stops the copier from feeding an unwanted extra sheet of copy paper Conditions for Jam Detection Detection Timing When turning on the machine the skew correction sensor separation sensor reg istration sensor or exit sensor detects an original T When the cover is closed or DF is down the skew correction sensor separation nina a sensor registration sensor or exit sensor detects an original When the cover is opened or DF is lifted up the skew correction sensor separation sensor registration sensor or exit sensor detects an original The skew correction sensor does not turn off even if the original was fed by the maximum length of the original 150 mm after the skew correction sensor turned Sensor stays on on too long The registration sensor does not turn off even if the original was fed by its length x 1 5 after the registration sensor turned on 38 Basic Operation The exit sensor does not turn off ev
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