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Minolta DI750 - SERVICE, Service Manual

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 OTHER  ADJUSTMENT

1 ADJUSTMENT

Step

Operation

1

Close the RADF.

2

Check whether both stopper pieces on
the RADF side touch the slit glass.

Caution: The state of contact between

the stopper pieces and the silt
glass can be checked by
looking into the slits in the top
cover (middle) of the main unit.

Stopper
piece

Slit glass

Top cover
(middle)

Slit

Slit

Stopper
piece

Adjusting screw B

Adjusting screw A

[8]

RADF Mounting Position
Adjustment

1.

Tool

•  Screwdriver (Phillips)

2.

Adjustment method

3

If both stopper pieces do not touch the
slit glass, make adjustments using ad-
justing screws A and B alternately.

4

Perform steps 2 and 3 repeatedly until
the two stopper pieces touch the slit
glass at the same time.

Di750Ver.3field01ee.p65

01/07/18, 17:45

114

Summary of Contents for DI750 - SERVICE

Page 1: ...L r 3 ...

Page 2: ...ular Options name in the Di750 Service Manual and Option Service Manual Official Options name EDH 2 FN 104 FN 4 Cover Inserter A In System Writer C 305 C 305L TMG 1 HDD PK 1 Popular Options name RADF FNS FNS PI ISW LT and LCT TU HDD PU Hard Disk Drive ...

Page 3: ...ial Number 1 49 12 Displaying the ROM Version 1 49 13 List of Adjustment Items in the 25 Mode 1 50 36 MODE 1 51 1 Setting Method 1 51 2 High Voltage Adjustment 1 51 3 Drum Peculiarity Adjustment 1 53 4 Drum Characteristic Adjustment manual 1 57 5 User specified Paper Setting 1 57 6 Recall Standard Data Process Adjustment 1 58 7 Tray Adjustment 1 58 8 Magnification Adjustment 1 59 9 Timing Adjustme...

Page 4: ...e Stapler Vertical Positioning 1 133 28 FNS Adjusting the Angle of the Folding Stopper FN 4 only 1 135 29 FNS Adjusting the Angle of the Folding Stopper FN 4 only 1 137 30 FNS Adjusting the Tension of the Stapler Movement Timing Belt 1 138 31 FNS Adjusting the Tension of the Stapler Rotation Timing Belt 1 138 32 FNS Adjusting the Folding Force FN 4 only 1 139 33 FNS Adjusting the Mount Location of...

Page 5: ...ive Board 4 20 24 High Voltage Unit 1 4 20 25 High Voltage Unit 2 4 20 26 Jam Indicator Board 4 20 27 L1 Inverter 4 20 28 Drum Potential Sensor Board 4 20 29 Drum Temperature Sensor Board 4 21 30 Operation Board 1 4 21 31 Operation Board 2 4 21 32 Optional I F Board 4 21 33 OB Inverter 4 21 34 Toner Control Sensor Board 4 21 35 Index Sensor Board 4 22 36 A D Converter Board 4 22 37 Laser Driver Bo...

Page 6: ...CONTENTS 1 ADJUSTMENT 2 ISW 3 SERVICE 4 ELECTRIC PARTS LIST Blank page ...

Page 7: ... the course of the technical training and even after that for keeping the correct maintenance and control of the copier Keep this Service Manual also for the future service When it is impossible to read the description about safety and warning due to contamination or tear the relevant page should be replaced DESCRIPTION ITEMS FOR DANGER WARNING AND CAUTION In this Service Manual each of three expr...

Page 8: ...of injury However in daily use any electrical equipment may be subject to parts wear and eventual failure In order to maintain safety and reliability the customer engineer must perform regular safety checks 1 Advance Preparation for Safety Checks CAUTION 1 Wear clothing that facilitates work and is designed for safety 2 Carry out all procedures carefully to prevent injury 3 Be sure to disconnect t...

Page 9: ...Do not turn the copier on while the write unit is not installed in its normal position 4 Dangerofexplosionifbatteryisincorrectlyreplaced replace only with the same or equivalent recom mended by the manufacturer Discard used batter ies according to the manufacture s instructions VORSICHT 4 Expiosionsgefahr dei unsachegemäßem Austausch der Battetie Ersatz nur durch denselben oder einen vom Herstelle...

Page 10: ...or products marketed in the United States This copier is certified as a Class 1 laser product under the U S Department of Health and Human Services DHHS Radiation Performance Standard according to the Radiation Control for Health and Safety Act of 1968 Since radiation emitted inside this copier is completely confined within protective housings and external covers the laser beam cannot escape durin...

Page 11: ...taneously when an excessive current flows due to a short in the AC line Caution The CBR1 function must not be deactivated under any circu mstances NF CBR1 2 Protection by L2 L3 and L4 fixing heaters overheating prevention circuit 1 Protection by software The output voltage from TH1 fixing temperature sensor 1 is read by the CPU If this voltage is abnormal L2 fixing heater lamp 1 L3 fixing heater l...

Page 12: ...the roller and each sensor TH2 andTH4 When replacingTH2 or TH4 check the specified mounting dimensions The RL1 function must not be deactivated under any circum stances 3 Protection by TS1 thermostat upper and TS2 thermostat lower TS1 is turned off when the temperature of the fixing roller upper exceeds the specified value and TS2 is turned off when the temperature of the heating upper roller exce...

Page 13: ...Drum Do not apply chemicals to the surface of the PC Drum Do not attempt to wipe clean the surface of the PC Drum If however the surface is contaminated with fingerprints clean it using the following procedure 1 Place the PC Drum on the Drum Cloth 2 Gently wipe the residual toner off the surface of the PC Drum with a dry dust free cotton pad A Rotate the PC Drum so that the area of its surface on ...

Page 14: ...ntinuous movement from its rear edge to its front edge and off its surface one to two times Never move the pad back and forth 4 Using the SAME face of the pad repeat the procedure explained in the latter half of step 3 until the entire surface of the PC Drum has been wiped Always OVERLAP the areas when wiping Two complete turns of the PC Drum would be appropriate for cleaning 5 Finaly genllyw wipe...

Page 15: ...E CAUTION Both sides of the fixing unit Inside of the fixing unit Front side of the fixing unit Top surface of the fixing unit ATTENTION VORSICHT PRECAUCION ATTENZIONE CAUTION WARNING DANGER WARNUNG ADVERTENCIA AVVERTIMENTO 1 2 2 ATTENTION VORSICHT PRECAUCION ATTENZIONE CAUTION ATTENTION VORSICHT PRECAUCION ATTENZIONE CAUTION CAUTION The fixing unit is very hot To avoid getting burned DO NOT TOUCH...

Page 16: ...HLUNG WENN ABDECKUNG GE FFNET NICHT DEM STRAHL AUSSETZEN VORSICHT RAYON LASER VISIBLE LORS DE LÔOUVERTURE EVITER LÔEXPOSITION DERECTE DANGER Elektrische Teile In dieser Einheit for BA standard PS PS WARNING DANGER WARNUNG ADVERTENCIA AVVERTIMENTO Unplug the machine before removing platen glass Debrancher le copieur avant de retirer la vitre d exposition Vor Entfernen des Vorlagenglases Netzstecker...

Page 17: ...ore the caution cannot be read contact our Service Office CAUTION CAUTION CAUTION CAUTION FN 4 Finisher Tray 3 Tray 2 Tray 1 Inside the lower paper exit outlet is the roller drive unit DO NOT put your hands into the paper exit outlet as you may be injured Use care after opening the paper exit outlet DO NOT put your hands into the paper exit outlet as you may be injured DO NOT put your hand between...

Page 18: ...enchufe la m quina antes de quitar los paneles Vor Abnahme der Schutzverkleidung Netzstecker ziehen D brancher lÕappareil avant de retirer les panneaux arri res Unplug the machine before removing panels WARNING TMG 1 Trimmer WARNING CAUTION CAUTION You may be burned or injured if you touch any area that you are advised by any caution label to keep yourself away from Do not remove caution labels If...

Page 19: ...nelli Desenchufe la m quina antes de quitar los paneles Vor Abnahme der Schutzverkleidung Netzstecker ziehen D brancher lÕappareil avant de retirer les panneaux arri res Unplug the machine before removing panels PK 1 Puncher WARNING CAUTION You may be burned or injured if you touch any area that you are advised by any caution label to keep yourself away from Do not remove caution labels If any cau...

Page 20: ...1 ADJUSTMENT ADJUSTMENT 1 ...

Page 21: ...1 ADJUSTMENT Blank page ...

Page 22: ...elected density value is cor rect 7 Check whether the surface of the platen glass and the bottom of the RADF are clean 8 Check whether correct paper is used for copy ing 9 Check whether copying materials and parts e g developer drum and cleaning blade are replen ished and replaced when they reach the end of the useful life 10 Check whether toner remains When servicing the machine observe the follo...

Page 23: ...used in this section are as follows 1 Mode Adjustment mode to be selected P P mode 25 25 mode 36 36 mode 47 47 mode 2 Code Code and copy quantity setting button used in each mode 3 Page Page in the ADJUSTMENT section 4 Circled numbers 1 2 Indicates adjustments including checks must be made in order of prec edence Circle without numeric character Indi cates adjustments including checks can be made ...

Page 24: ...anner centering adjustment RADF centering adjustment Scanner platen warp main scan Scanner platen warp sub scan Scanner RADF warp main scan Scanner RADF warp sub scan LIST OF ADJUSTMENT ITEMS Finisher RADF unit Memory board Fixing unit Read unit ADU unit Mis centering detection sensor Registration dutch Registration unit Registration roller Tray pick up solenoid Paper up down plate hoist wires Byp...

Page 25: ...the new memory board effective After making any adjustment make the 47mode 96 output setting After made the 47mode 96 output setting the adjustment data is saved However the 47mode 92 and 96 settings are protected to prevent them from careless operation In order to make 47mode 92 and 96 settings using the saved adjustment data the protection must be disabled For the unprotection method contact the...

Page 26: ...l If you cannot select the touch panel adjustment mode after entering the key operator mode because the touch panel is displaced absolutely press numeric keys to select 10 Control panel adjustment 2 Panel Contrast Key Sound Adjustment Enter the key operator mode and select 7 Panel con trast Key sound adjustment to adjust the contrast backlight and or buzzer as desired ...

Page 27: ...n The P function allows you to perform following checks using the Utility button 1 Total counter 2 Copier counter 3 Printer counter 4 PM counter 5 Density Shift Auto Text Photo 6 Density Shift Increase Contrust 7 Density Shift Photo 8 Density Shift Text PM counter is only displayed when Check key is pressed on the counter list view screen 1 Checking and Printing the P Function 1 Turn ON the main s...

Page 28: ...art 2 Setting Software DIP Switches 1 Procedure Bring up the Software DIP SW Setting screen and set software DIP switches Step Operation 1 Enter the 25 mode 2 25 Mode Menu Screen Select 1 Software DIP SW setting 3 Software DIP SW Setting Screen Select a DIP switch number Use the or button at the left To use numeric keys invert the DIP switch number at the left before entering a DIP switch number 4...

Page 29: ...4 0 0 0 turned ON 2 Ditto 4 4 0 0 0 3 Ditto 4 4 0 0 0 4 Electrode cleaning cycle after power is turned ON 5 5 0 0 0 5 Ditto 5 5 0 0 0 6 Blade automatic switching cycle 6 6 0 0 0 7 Ditto 6 6 0 0 0 0 0 0 0 1 SC latch Unlatched Latched 0 0 0 2 25 36 47 mode password request Not requested Requested 0 0 0 password 9272 3 Charging corona unit cleaning function ON Off 0 0 0 4 Transfer separation corona u...

Page 30: ... 0 for recycled paper 6 Ditto 13 13 0 0 0 7 Ditto 13 13 0 0 0 0 Fixing temperature setting switchover 14 14 0 0 0 1 Ditto 14 14 0 0 0 2 Fixing roller initial rotation 15 15 0 0 1 3 Ditto 15 15 0 0 0 4 Fixing roller initial rotation time setting 16 16 0 0 0 5 Ditto 16 16 0 0 0 6 A3 11x17 PM counter switch 1 count 2 count 0 0 0 7 Store on hard disk Enable Disable 0 0 0 0 Operation at key counter rem...

Page 31: ...selection 20 20 0 0 0 6 Ditto 20 20 0 0 0 7 Jam indication screen type Without jam With jam code 0 0 0 code 0 Black stripe creation interval Every 10 copies Every 50 copies 0 0 0 1 0 0 0 2 0 0 0 3 Printer automatic centering correction Enable Disable 0 0 0 4 High voltage output in 36 47 mode Not output Output 0 0 0 5 0 0 0 6 0 0 0 7 0 0 0 0 Size detection 1 A5 5 5 x 8 5 0 1 0 1 Size detection 2 A4...

Page 32: ... printer mode Counted Not counted 0 0 0 4 TC start date indication P mode Indicated Not indicated 0 0 0 5 Non original area erasure mode 25 25 0 0 0 judgement level 6 Ditto 25 25 0 0 0 7 Ditto 25 25 0 0 0 0 WT summer time setting 26 26 0 0 0 1 Ditto 26 26 1 1 1 2 Ditto 26 26 1 1 1 3 Ditto 26 26 0 0 0 4 Density selection for scanning tab paper 27 27 0 0 0 5 Ditto 27 27 0 0 0 6 Ditto 27 27 0 0 0 7 0...

Page 33: ... 0 0 4 Output on tandem Realtime Batch 0 0 0 5 Allocation recovery on tandem Enable Disable 0 0 0 6 APS function Special paper Disable Enable except 0 0 0 Thick2 paper 7 Correspondence with the improvement Notcorrespond Correspond 0 0 0 of the folding performance of FN 4 0 IP Address setting Disable Enable 0 0 0 1 Number of punch hole 29 29 0 1 0 2 Ditto 29 29 0 0 1 3 Standard position of image on...

Page 34: ...0 0 0 3 0 0 0 4 0 0 0 5 0 0 0 6 0 0 0 7 SCSI parameter initialization when Not initialized Initialized HDD is connected Note 1 0 1 25 mode collection data 5 11 for checking Display restriction No display restriction 0 0 0 2 3 4 5 6 7 DIPSW No Bit Function 0 1 InitialValue Japan North Europe America Note 1 SCSI parameters must be initialized whenever an optional hard disk is connected Setting this ...

Page 35: ...re is 50 C or lower when power is turned ON 7 Destination switchover Mode 5 1 5 0 Standard 0 0 Standard 3 0 1 Standard 3 1 0 Standard 5 1 1 8 Toner concentration threshold This bit sets the read level of the toner concen tration patch formed on the drum to determine the toner concentration The setting can be made by shifting the threshold of black color to the posi tive or negative side Standard 3...

Page 36: ...USA 16 lb paper Europe 48 g m2 paper is used 10 T ransfer separationcoronaunitoutputforplainpaper This bit is used when Normal Color Spe cial HIGH Q or Seal is selected for Paper type special size setting in the key operator mode When User paper is selected with this bit the transfer separation corona unit output for the user paper setting made in the 36 mode is applied When No specification is se...

Page 37: ...temperatures 18 Copy count limit Mode 9 7 9 6 9 5 9 4 No limit 0 0 0 0 1 copy 0 0 0 1 3 copies 0 0 1 0 5 copies 0 0 1 1 9 copies 0 1 0 1 10 copies 0 1 0 1 20 copies 0 1 1 0 30 copies 0 1 1 1 50 copies 1 0 0 0 99 copies 1 0 0 1 No limit 1 0 1 0 No limit 1 0 1 1 No limit 1 1 0 0 No limit 1 1 0 1 No limit 1 1 1 0 No limit 1 1 1 1 21 Size detection 4 22 F4 size detection Mode 13 6 13 5 8 x 13 0 0 8 25...

Page 38: ...heets 0 1 40 sheets 1 0 35 sheets 1 1 To copy only image size area determined by the APS sensor select Erase the area out side the original To copy the entire area of the original to the selected paper select Do not erase the area outside the original Note The APS sensor is effective if copy paper is se lected manually For rectangular original density dark original darker original Use this mode to...

Page 39: ... at occurence of a memory overflow The page memory size is determined by the resolution and the number of gradations as shown in the table given below Mode 10 2 No allocation 0 Allocated 1 Mode 22 2 22 1 2holes Japan 0 0 3holes USA 0 1 4holes Europe 1 0 400dpi 1bit ED 8MB 2 pages of A3 size 2bit ED 16MB 2 pages of A3 size 4bit ED 32MB 2 pages of A3 size 8bit 32MB 1 page of A3 size 600dpi 1bit ED 1...

Page 40: ... 8 Press the OK key to finish setting To cancel the new setting press the CANCEL key Pressing either key will display the 25 Mode Menu screen again 2 Setting the non standard size 3 Setting the Paper Size When the LCT paper type is changed it must be stored in the main unit This setting is effective when an op tional LCT is added Select a paper size among standard non standard paper sizes After se...

Page 41: ...tten into the non volatile memory 3 Setting the wide paper Step Operation 1 Enter the 25 mode 2 25 Mode Menu Selection Select 2 Paper size setting 3 Paper Size Setting Mode Screen Press the Wide size paper key 4 Press the or key to select a wide paper size 5 Press the Input size key 6 Paper Size Input Screen Press the key for specifying the main ver tical scanning direction to display it in revers...

Page 42: ...cycle value using numeric keys Only the three digits of the cycle value can be entered The entered digits will be shifted to the left one after another 5 Press the OK button to finish setting To cancel the new setting press the CANCEL button Pressing either button will display the 25 Mode Menu screen again 5 Setting the PM Cycle This function allows you to change the PM cycle Caution The PM cycle ...

Page 43: ...data by scrolling the screen using and keys 5 Press the PREVIOUS SCREEN button to return to the 25 Mode Menu screen 3 Viewing Collected Data 5 to Collected Data 11 Step Operation 1 Enter the 25 mode 2 25 Mode Menu Screen Select 1 Software DIP SW Setting 3 Software DIP SW Setting Screen Set bit 1 of DIP switch 30 to 1 4 Press the PREVIOUS SCREEN button to return to the 25 Mode Menu screen 5 25 Mode...

Page 44: ...e of the paper sizes 1 9 listed above the counter is incremented in aspecialmanner SEF and LEF are counted assuming that they are of the same size Destination Japan U S A Maximum count Remarks NO 1 A2 17x22 A2 99999999 All counters are 8 digit counters 2 A3 11x17 A3 99999999 3 B4 8 5x14 B4 8K 99999999 4 A4 8 5x11 A4 99999999 5 B5 5 5x8 5 B5 16K 99999999 6 A5 A5 99999999 7 B6 F4 99999999 8 8 5x14 9...

Page 45: ...ined Undefined Undefined Undefined All counters are 8 digit counters 1 The counter is incremented each time one original side has been scanned in each mode 2 Counters 1 and 2 count original sides independently of counters 3 8 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 99999999 99999999 99999999 99999999 99999999 99999999 99999999 99999999 99999999 99999999 99999999 99999999 99999999 99999999 99999999 ...

Page 46: ...mode DIP switch Jam position display on operation panel Maximum count NO 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 By pass paper feed By pass paper feed Tray 1 paper feed Tray 1 paper feed Tray 2 paper feed Tray 2 paper feed Tray 3 paper feed Tray 3 paper feed Tray 4 LCT Tray 4 LCT Paper feed conveyance common to all trays Paper feed conveya...

Page 47: ...2 17 13 999999 59 FNS 72 18 13 999999 60 FNS 72 19 13 999999 61 FNS 72 20 13 999999 62 FNS 72 21 13 999999 63 FNS 72 22 17 999999 64 FNS 72 23 17 999999 65 FNS 72 24 18 999999 66 FNS 72 25 18 999999 67 FNS 72 26 18 999999 68 FNS 72 27 13 999999 69 FNS 72 28 13 999999 70 FNS 72 29 13 999999 71 FNS 72 30 13 999999 72 FNS 72 32 18 999999 73 FNS 72 33 18 999999 74 FNS 72 34 18 999999 75 PI 72 35 17 99...

Page 48: ...4 FNS 72 40 20 999999 85 FNS 72 41 20 999999 86 FNS 72 42 20 999999 87 FNS 72 43 20 999999 88 FNS 72 44 20 999999 89 FNS 72 45 20 999999 90 FNS 72 46 20 999999 91 FNS 72 47 20 999999 92 FNS 72 48 20 999999 Counting condition Description of jam Location of jam Code displayed when display of jam code is selected by 25 mode DIP switch Jam position display on operation panel Maximum count NO ...

Page 49: ...99999999 1 1 mode 1 2 mode 2 1 mode 2 2 mode ADF1 1 mode ADF1 2 mode Mixed original mode SDF mode Z fold original mode Normal HIGH VERY HIGH 600 dpi Auto text photo Text Photo Increase Contrast Non STD size 1 oblique staple Up Left Normal 1 oblique staple Up Right Normal 1 oblique staple Up Left Rev 1 oblique staple Up Right Rev 2 parallel staples Left Normal 2 parallel staples Upper Normal 2 para...

Page 50: ... 77 78 79 80 81 82 83 84 85 86 87 Preset magnification E2 Preset magnification E1 Preset magnification R4 Preset magnification R3 Preset magnification R2 Preset magnification R1 User lens mode 1 User lens mode 2 User lens mode 3 Zoom Vertical Horizontal Zoom Maximum Zoom Minimum Zoom APS AMS AE User density level 1 User density level 2 Interrupted copy Automatic image rotation cancellation Sheet c...

Page 51: ...The count is incremented by 1 per minute This value is writ tenintonon volatilememory when image control is turned OFF Total period of time during which remote power supply 3 is ON The count is incremented by 1 per minute This value is written into non volatile memory when image con trol is turned OFF Total period of time during which low power mode is selected The count is incremented by 1 per mi...

Page 52: ...r second Data is output per minute Halt time machi ne is not operational due to jam etc is excluded Total time from start to end of printing The count is incremented by 1 per second Data is output per minute Halt time machi ne is not operational due to jam etc is excluded Total operation time of ADF The count is incremented by 1 per second The count is incremented by 1 each time correction is made...

Page 53: ...99 99999999 99999999 99999999 99999999 99999999 99999999 Time during APS sensor on N of main tray used jobs N of sub tray tray used jobs N of stapling folding used jobs N of folding jobs N of ADF NF occurred N of special error1 occurred N of special error2 occurred N of special error3 occurred N of Scanner scanned N of electrocle cleaned N of memory overflow N of fixing alarm occurred N of no tone...

Page 54: ... 141 142 143 144 99999999 99999999 99999999 99999999 Wide paper count A3W Wide paper count A4W Wide paper count A4RW Wide paper count A5W Wide paper count Others Punch Z Folding 99999999 Counting condition Maximum count NO Item 99999999 99999999 ...

Page 55: ...2 Tray 3 up error 3 Tray 3 up MT EM LCT up down error 1 LCT up down error 2 LCT up down error 3 LCT up down MT EM By pass tray up error 1 By pass tray up error 2 By pass tray up error 3 ChargingcoronaunitcleaningMTerror1 ChargingcoronaunitcleaningMTerror 2 ChargingcoronaunitcleaningMTerror3 Transfer separation corotron wire Transfer separation corona unit Transfer separation corona unit Toner bott...

Page 56: ...ential correction error 1 Potential correction error 2 Potential correction error 3 Transfer adjustment error Separation AC adjustment error Separation DC adjustment error Developing bias adjustment error Suction fan MT EM1 Suction fan MT EM2 Suction fan MT EM3 Fixing unit cooling fan MT EM1 Fixing unit cooling fan MT EM2 Fixing unit cooling fan MT EM3 Fixing unit cooling fan MT EM4 Second paper f...

Page 57: ...on Optics unit HP return error 1 Optics unit HP return error 2 Optics unit HP return error 3 Optics unit HP return error 4 Optics unit HP return error 5 Optics unit HP return error 6 Right overrun error 1 Right overrun error 2 Left overrun error Polygon mirror MT error 1 Polygon mirror MT error 2 Optics unit cooling fan MT EM1 Optics unit cooling fan MT EM2 Optics unit cooling fan MT EM3 Write uni...

Page 58: ...nnection error Image control board communication Internal cooling fan MT12 EM1 Internal cooling fan MT12 EM2 Internal cooling fan MT1 EM1 Internal cooling fan MT1 EM2 Internal cooling fan MT2 EM1 Internal cooling fan MT2 EM2 Internal cooling fan MT3 EM1 Internal cooling fan MT3 EM2 Internal cooling fan MT3 EM3 Internal cooling fan MT1 2 EM Internal cooling fan MT3 EM Main MT EM TC fuse blowing det...

Page 59: ...tion slot driving error Stapler movement unit driving error Stapler rotation unit driving error Stapler rotation unit driving error Stapler F unit error Stapler R unit error Edge conveyance motor driving error Stapler rear end stopper motor Stapler side guide motor Stapler stopper release motor Center fold rear end stopper motor Center fold knife motor driving error Middlefoldconveyancemotordrivin...

Page 60: ...HDD initialization error Calibration start disabled Calibration end disabled APC initial sampling error MPC error Sub scan beam correction error Initialization incomplete Failure in job RAM data storage on HDD HDD periodic cleaning error No stamp overlay image specified Trimmer pusher motor driving error Trimmer holder motor driving error Tandem communication error Tandem image communication error...

Page 61: ...the COUNT RESET key to reset the count value of the part displayed in reverse video 6 Press the PREVIOUS SCREEN key to return to the 25 Mode Menu screen NO 1 2 3 4 5 Copy count parts counter Fixing cleaning web Developer OPC drum Cleaning blade Fur brush 40143030 8971 101 89711291 40143021 40143032 99999999 99999999 99999999 99999999 99999999 Count 1 per ejected paper for single sided 2 for double...

Page 62: ...r single sided 4 for double sided 25DIPSW8 6 0 Count 1 per ejected paper for single sided 2 for double sided 1 For A3 11x17 count 2 per ejected paper for single sided 4 for double sided 25DIPSW8 6 0 Count 1 per ejected paper for single sided 2 for double sided 1 For A3 11x17 count 2 per ejected paper for single sided 4 for double sided 25DIPSW8 6 0 Count 1 per ejected paper for single sided 2 for ...

Page 63: ...per for single sided 4 for double sided 25DIPSW8 6 0 Count 1 per ejected paper for single sided 2 for double sided 1 For A3 11x17 count 2 per ejected paper for single sided 4 for double sided 25DIPSW8 6 0 Count 1 per ejected paper for single sided 2 for double sided 1 For A3 11x17 count 2 per ejected paper for single sided 4 for double sided 25DIPSW8 6 0 Count 1 per ejected paper for single sided ...

Page 64: ...e sided 1 For A3 11x17 count 2 per ejected paper for single sided 4 for double sided 25DIPSW8 6 0 Count 1 per ejected paper for single sided 2 for double sided 1 For A3 11x17 count 2 per ejected paper for single sided 4 for double sided 25DIPSW8 6 0 Count 1 per ejected paper for single sided 2 for double sided 1 For A3 11x17 count 2 per ejected paper for single sided 4 for double sided 25DIPSW8 6 ...

Page 65: ...h time the paper from tray 2 is ejected 1 is counted each time the paper from tray 2 is ejected 1 is counted each time the paper from tray 3 is ejected 1 is counted each time the paper from tray 3 is ejected 1 is counted each time the paper from tray 3 is ejected 1 is counted each time the paper from tray 3 is ejected 1 is counted each time the paper from tray 3 is ejected 1 is counted each time t...

Page 66: ...or folding job starts 1 is counted each time paper is ejected in stapling and folding or folding mode 1 is counted each time PI cover sheet is ejected All originals passed in SDF mode 1 1 is counted each time original is set in large size 1 sided original mode 2 1 is counted each time original is set in large size2 sided original mode 1 is counted each time original is set in large size 2 sided or...

Page 67: ...le Punching unit 4 Hole 2 is counted each time 2 sided paper is ejected 0 is counted when 1 sided paper is ejected Unit 1 is counted each time the power is turned OFF with the main SW set at OFF 1 is counted each time front door is opened 1 is counted each time 1 sided paper is ejected 2 is counted each time 2 sided paper is ejected Incremented by 1 each time the cutter operates Incremented by 1 e...

Page 68: ... screen Reference If the copy count exceeds the limit the mark appears to the right of the limit value 2 Changing the data on the Copy Count by Parts to be Replaced Optional Parts This function allows you to change the limit value part number or part name for the desired optional copy count by parts to be replaced optional parts Step Operation 1 Enter the 25 mode 2 25 Mode Menu Screen Select 5 Cop...

Page 69: ... steps 3 and 4 repeatedly to set other passwords 6 Press the OK button to allow the new passwords to take effect To cancel the new passwords press the CANCEL button Pressing either button will display the 25 Mode Menu screen again Reference 1 The characters entered in the data field of each data item will be shifted to the left one after an other Reference 2 When the number of entered characters e...

Page 70: ...other starting at the right end 11 Setting the Serial Number This function allows you to display set or change the serial number of the main unit or option Step Operation 1 Enter the 25 mode 2 25 Mode Menu Screen Select 8 M C serial number setting 3 Serial Number Setting Mode Screen Press the Main body Option tray RADF or Finisher button 4 Enter the serial number using alphabetic and numeric keys ...

Page 71: ...10 Jam count of each section 11 SC count of each section 5 Parts counter 1 Count of each parts COUNT RESET 2 Count of special parts COUNT RESET Part name setting P N Setting Limit Setting 6 Password setting Key Operator password 4 digits EKC master key code 8 digits Weekly timer password 4 digits HDD management password 4 digits 7 Telephone FAX number setting Customer support telephone Number 16 d...

Page 72: ...ustment Separation AC 5 High Voltage Adjustment Separation DC 6 High Voltage Adjustment Charging grid voltage 7 High Voltage Adjustment Bias of development 8 Transfer Guide Confirm 4 Press the number button corresponding to the item to be adjusted The adjustment screen of the selected item is displayed 5 When adjustment completes the screen returns to the High Voltage Adjustment Menu Screen 6 Pres...

Page 73: ...e field 3 High Voltage Adjustment Transfer Default setting value must be set under the guidance of Minolta Default 39 4 High Voltage Adjustment Separation AC Default setting value must be set under the guidance of Minolta Default 117 5 High Voltage Adjustment Separation DC Default setting value must be set under the guidance of Minolta Default 90 6 High Voltage Adjustment Charging Grid Voltage Hig...

Page 74: ...of the selected item is dis played 5 When adjustment completes the screen returns to the Drum Characteristic Adjustment Menu Screen 6 Press the PREVIOUS SCREEN key in the Drum Characteristic Adjustment Menu Screen to return to the Process Adjustment Menu Screen 1 Blade setting mode In this mode toner stuck on the drum surface during replacement of the cleaning blade or drum is removed to prevent d...

Page 75: ...stment Screen Press 2 Drumpeculiarityadjustment 4 Drum peculiarity adjustment mode menu Screen Press 3 Automaximumdensityadj 5 Auto maximum density adjustment Screen Press the START key The maximum density Dmax is adjusted automatically Adjustment completes in about 20 sec onds and an end message is displayed 6 Press the PREVIOUS SCREEN key to re turn to the Process adjustment Screen Reference 1 I...

Page 76: ...rum or developer is replaced Preparation Be sure the drum unit is set Autodrumpotentialadjustment auto maximum density adjustment and auto dot diameter adjustment must have been complete Step Operation 1 Enter the 36 mode 2 36 Mode Menu Screen Press 1 Process adjustment 3 Process adjustment Screen Press 2 Drumpeculiarityadjustment 4 Drum peculiarity adjustment mode menu Screen Press 5 LD1 offset a...

Page 77: ...ck the test pattern Specification The density of test pat tern image resulting from two laser out put vertical and horizontal scanning must be even vertically and horizontally be tween two image density reference lines as shown in the following figure 8 If the specification is not satisfied press the C button while pressing the Utility but ton 9 LD2 offset adjustment Screen Enter an offset using t...

Page 78: ...mpletes in about 20 sec onds and an end message is displayed 6 Press the PREVIOUS SCREEN key to re turn to the Process adjustment Screen Reference 1 If any one of the following error messages appears during auto gamma adjustment clean the TCSB toner control sensor board check its installation state and retry the auto gamma po tential adjustment 1 Error 1 The γ sensor dirt correction has been corre...

Page 79: ...n Press 2 Image adjustment 3 Image adjustment mode menu Screen Select 1 Tray adjustment 4 Tray adjustment Screen Press the NEXT ITEM or PREVIOUS ITEM key to select the tray to be adjusted The screen changes from Tray 1 to T ray 2 toTray 3 to By pass 1 to By pass 2 Using a scale set the distance between the inner surfaces of the paper side guide plates of each tray to 250 mm Set the distance betwee...

Page 80: ...ter drum clock adjustmant during maintenance Also adjust the printer restart timing because it changes with the printer drum clock adjustment 1 Printer vertical magnification adjustment Adjusting the printer vertical magnification Step Operation 1 Enter the 36 mode 2 36 Mode Menu Screen Press 2 Image adjustment 3 ImageadjustmentmodemenuScreen Press 2 Magnification adjustment 4 Magnification adjust...

Page 81: ...REVIOUS SCREEN key to re turn to the Magnification adjustment mode menu Screen 3 Scanner platen vertical adjustment Adjustingverticalmagnificationduringplatencopy Caution There is no horizontal magnification ad justment for the scanner Step Operation 1 Enter the 36 mode 2 36 Mode Menu Screen Press 2 Image adjustment 3 ImageadjustmentmodemenuScreen Press 2 Magnification adjustment 4 Magnification a...

Page 82: ...to 65 to 200 to 400 6 Press the 400dpi or 600dpi key to se lect the resolution to be adjusted 7 Press the COPY SCREEN key 8 Select A3 11x17 size paper set an ad justment chart on RADF and press the Start button 9 Measure the vertical magnification with a ruler Specification 0 5 or less 100 magnification Within 1mm with respect to 190 mm 10 If the specification is not satisfied press the C button w...

Page 83: ...creen to return to the Image Adjustment Menu Screen 1 Printer restart timing adjustment Adjusting the printer restart timing for post cards and other papers Step Operation 1 Enter the 36 mode 2 36 Mode Menu Screen Press 2 Image adjustment 3 ImageadjustmentmodemenuScreen Press 3 Timing adjustment 4 TimingadjustmentmodemenuScreen Press 1 Printer restart timing adjust ment 5 Printer restart timing ad...

Page 84: ... 5 to 10 until the printer reg istration loop amount is appropriate 12 Press the PREVIOUS SCREEN key to re turn to the Timing Adjustment Menu Screen 3 Printer Pre resist Adjustment Adjusting the pre resist for tray 1 tray 2 tray 3 tray 4 LCT and ADU Step Operation 1 Enter the 36 mode 2 36 Mode Menu Screen Press 2 Image adjustment 3 Image Adjustment Menu Screen Press 3 Timing adjustment 4 Timing Ad...

Page 85: ...s within speci fication 11 Press the PREVIOUS SCREEN key to re turn to theTiming adjustment mode menu Screen 5 Scanner restart timing adjustment Adjusting the scanner restart timing during platen copy Caution Printer restart timing adjustment must be completed before performing this ad justment Step Operation 1 Enter the 36 mode 2 36 Mode Menu Screen Press 2 Image adjustment 3 Imageadjustmentmodem...

Page 86: ...g edge timing is within specification 12 Press the PREVIOUS SCREEN key to re turn to theTiming adjustment mode menu Screen 7 RADF resist loop adjustment Adjusting the resist loop amount during RADF copy Caution Printer restart timing adjustment must be completed before performing this adjustment Step Operation 1 Enter the 36 mode 2 36 Mode Menu Screen Press 2 Image adjustment 3 Imageadjustmentmode...

Page 87: ...ge Adjustment Menu Screen 1 RADF density adjustment When the original reader slit glass is replaced the density when reading original with RADF must be adjusted Preparation Wipe the original reader slit glass clean Check that the white chart must not be dirty or folded Step Operation 1 Enter the 36 mode 2 36 Mode Menu Screen Press 2 Image adjustment 3 ImageadjustmentmodemenuScreen Press 4 RADF adj...

Page 88: ...EVIOUS ITEM key to select original size to adjust The screen changes between A4 8 5 x 11 and B6 5 5 x 8 5R 6 Set the original of the selected size on RADF and press the START key RADF original size is adjusted automati cally 7 Repeat steps 5 and 6 and adjust both sizes 8 Press the PREVIOUS SCREEN key to re turn to the RADF Adjustment Menu Screen 3 RADF sensitivity adjustment Perform this adjustmen...

Page 89: ...eturn to the Image Adjustment Menu Screen 4 RADF skew offset adjustment Perform this adjustment when replacing the RADF control board Step Operation 1 Enter the 36 mode 2 36 Mode Menu Screen Press 2 Image adjustment 3 ImageadjustmentmodemenuScreen Press 4 RADF adjustment 4 RADFadjustmentmodemenuScreen Press 4 RADF Incline offset adjustment 5 RADF Incline offset adjustment Screen Press the COPY SCR...

Page 90: ...EN key to re turn to the Centering adjustment mode menu Screen 2 Scanner centering adjustment Adjusting the scanner platen centering Preparation Printer centering adjustment must be completed before performing this adjustment Step Operation 1 Enter the 36 mode 2 36 Mode Menu Screen Press 2 Image adjustment 3 ImageadjustmentmodemenuScreen Press 5 Centering adjustment 4 Centering adjustment mode men...

Page 91: ...the offset is within specification 12 Press the PREVIOUS SCREEN key to return to the Centering adjustment mode menu Screen 12 Distortion adjustment Copier This is to correct distortion during platen RADF copying There are four adjustment items for warp correction Scanner platen warp main scan Scanner platen warp sub scan Scanner RADF warp main scan Scanner RADF warp sub scan Step Operation 1 Enter...

Page 92: ...ine makes copies at approxi mately the same timing as for normal copy without performing paper detection or jam detection 4 Paperless endless mode In this mode the copy quantity is set to infinity In addition similar to Paperless mode the ma chine makes copies at approximately the same timing as for normal copy without performing paper detection or jam detection 5 Running mode This mode consists o...

Page 93: ... 1 Enter the 36 mode 2 36 Mode Menu Screen Press 4 Test pattern output mode 3 TestpatternoutputmodemenuScreen Use the numeric keys to enter the number of the test pattern to output and press the SET key 4 Press the COPY SCREEN key 5 Copy Screen Select A3 11x17 size paper and press the Start button to output the test pattern 6 To output another test pattern press the C button while pressing the P b...

Page 94: ...density is set to 0 white If the test pattern is blurred determine whether the fault is with the scanner or the printer When density is set to 255 black If the density is light determine whether the fault is with the scanner or the printer The above density settings are typical values See 16 Test Pattern Density Setting for more information on density setting Test patterns DENSITY SET TO 70 DENSIT...

Page 95: ...hether the fault is with the processing system or with γ correction If the copy image is abnormal despite this test pattern being normal either the image processing system or the scanner system is abnormal Note Loss of the image occurs in test pattern when printing on paper other than A3 paper Test patterns Sample of A3 paper output ...

Page 96: ... scale pattern Check item If the test pattern is abnormal check whether the two lasers are emitting light normally Note Loss of the image occurs in test pattern when printing on paper other than A3 paper Test patterns Sample of A3 paper output ...

Page 97: ...scale pattern Check Item If the test pattern is abnormal check whether the two laser outputs are uniform Note Loss of the image occurs in test pattern when printing on paper other than A3 paper Test patterns Sample of A3 paper output LD 2 LD 1 ...

Page 98: ...1 77 36 ADJUSTMENT 1 ADJUSTMENT No 11 Beam misalignment check Check Item If the test pattern is abnormal check to see if position correction of the two laser beams is normal Test patterns ...

Page 99: ... magnification vertical magnification tilt and leading edge timing can be checked If the copy image is defective despite no abnormality in the test pattern the scanner is at fault Note Loss of the image occurs in test pattern when printing on paper other than A3 paper Test patterns Sample of A3 paper output Edge of paper 31mm 237mm 190mm 190mm 2 8 0 m m 2 8 0 m m 206mm 20mm Edge of paper ...

Page 100: ... pattern press the C button while pressing the Utility button and repeat steps 3 to 5 7 Press the PREVIOUS SCREEN key to end 17 Finisher adjustment Adjusting the finisher cover sheet tray and trimmer 1 Select 6 Finisher adjustment on the 36 Mode Menu Screen to display the Finisher adjustment mode menu Screen 2 Finisher adjustment items are as follows 1 Stapling Folding stopper adj 2 Folding stoppe...

Page 101: ... 9 until the stapling posi tion is within specs 11 Press the PREVIOUS SCREEN key to re turn to the Finisher adjustment mode menu Screen 2 Folding stopper adjustment FN 4 only Adjusting the folding position when stapling and folding or folding mode Step Operation 1 Enter the 36 mode 2 36 Mode Menu Screen Press 6 Finisher adjustment 3 Finisher adjustment mode menu Screen Press 2 Folding stopper adju...

Page 102: ...36 mode 2 36 Mode Menu Screen Press 6 Finisher adjustment 3 Finisher adjustment mode menu Screen Press 4 Trimmer stopper adjustment 4 Trimming stopper adjustment Screen Press the COPY SCREEN key 5 Set paper in the tray set originals on RADF and press the Start button 6 Check the trimming amount Specification 2 4 mm Note Setting a trimming amount of 2 mm or less may cause a trimming error 7 If the ...

Page 103: ...he PREVIOUS SCREEN key to re turn to the Punch adjustment mode menu Screen 5 Punch vertical position adjustment PK 1 only Adjusting the punching position vertical Step Operation 1 Enter the 36 mode 2 36 Mode Menu Screen Press 6 Finisher adjustment 3 Finisher adjustment mode menu Screen Press 5 Punch adjustment 4 Punch adjustment mode menu Screen Press 1 Punch Vertical position adj 5 Punch Vertical...

Page 104: ...nless address 30 1 is set to 1 with 1 software SW setting in 25 mode 7 Punch registration loop adjustment PK 1 only Adjusting the registration loop amount Step Operation 1 Enter the 36 mode 2 36 Mode Menu Screen Press 6 Finisher adjustment 3 Finisher adjustment mode menu Screen Press 5 Punch adjustment 4 Punch adjustment mode menu Screen Press 3 Punch regist loop adjustment 5 Punch regist loop adj...

Page 105: ... check a Refer to the I O check code list and use the copy quantity button to enter the code for the desired output load b Press the Start button Depending on the output a load will be acti vated or a signal will be output Start button Code Description Before pressing Input Input signal level indication After pressing Output Output load operation signal 4 Ending 47 mode a Press the stop button to ...

Page 106: ...age display area 2 To check the output a Press the Start button b Press the Stop Clear button after checking the output 3 Ending multi mode a Turn off the main switch to exit the 47 mode multi mode Step Operation 1 Enter the 47 mode 2 47 Mode I O Check Mode Screen Use the copy quantity button and enter the code 3 Press the Utility button 4 Enter the multi number using the copy quantity button 5 Pr...

Page 107: ...y button and enter 2 with a numeric key Make sure 99 02 is dis played in the message display field 3 Checking and recovering bad sectors on the hard disk Press the Utility button and enter 3 with a numeric key Make sure 99 03 is dis played in the message display field 4 Press the Start button 5 1 When the total capacity of the hard disk is checked The total capacity of the hard disk is displayed a...

Page 108: ...3 5 LCT remaining paper detection signal 2 PS104 6 LCT remaining paper detection signal 3 PS105 7 LCT remaining paper detection signal 4 PS32 1 Tray 1 paper size detection signal 1 PS33 2 Tray 1 paper size detection signal 2 PS35 3 Tray 2 paper size detection signal 1 013 PS36 4 Tray 2 paper size detection signal 2 ON OFF PS38 5 Tray 3 paper size detection signal 1 PS39 6 Tray 3 paper size detecti...

Page 109: ...e detection signal PS47 1 Tray 1 paper feed detection signal 022 PS49 2 Tray 2 paper feed detection signal ON OFF PS51 3 Tray 3 paper feed detection signal PS106 4 LCT paper feed detection signal PS45 1 Copy paper leading edge detection signal 023 PS54 2 Paper loop detection signal ON OFF PS44 3 Second paper feed detection signal PS2 1 Fixing unit paper ejection detection signal PS61 2 Paper eject...

Page 110: ...ect PS306 3 Original registration detection signal PS308 4 Original conveyance detection signal PS309 5 Original reversal detection signal ON OFF PS307 6 Original ejection detection signal 1 060 PS313 7 Original ejection to reverse detection signal PS314 8 Original ejection detection signal 2 PS310 9 Last original detection signal PS301 10 DF open close detection signal MS301 11 Cover open close M...

Page 111: ... OFF ON PS106 30 Trimmer HP ON OFF 31 M1 32 Motor lock signal M7 33 Motor lock signal Lock Ope 076 M20 M 34 Motor lock signal rating M101 35 Conveyance motor lock signal 36 37 Folding unit No unit With unit PS112 38 Pusher ON OFF 39 Cover Inserter A No Cover With Cover Inserter A Inserter A 40 Stapler R abnormality EC02 41 Stapler R abnormality EC01 Normal Abnormal 42 Stapler R abnormality EC00 43...

Page 112: ...71 Exit PS107 M 72 Paper scraps box detection PS109 73 Paper scraps full OFF ON PS113 74 Stacker full 75 Trimmer connection detection Connected Not connected 76 MS 77 Front door MS Open Close 076 PS5 78 Punch HP ON OFF 79 80 Paper edge PS leading trailing side edge sensor 1 81 Paper edge PS side edge sensor 2 82 Paper edge PS side edge sensor 3 ON OFF 83 Paper edge PS side edge sensor 4 with paper...

Page 113: ...irst paper feed MC 022 M 1 Tray 1 2 Tray 2 3 Tray 3 4 LCT Tray up motor LCT UP DOWN motor 023 M 1 Tray 1 2 Tray 2 3 Tray 3 4 LCT UP drive 5 LCT DOWN drive 6 By pass UP 7 By pass DOWN 024 M Lock SD 1 Tray 1 2 Tray 2 3 Tray 3 025 MC1 Second paper feed MC Loop roller drive motor 026 M6 M 1 Fast forward 2 Slow forward 3 Fast backward 4 Slow backward 027 M5 M Paper reverse and eject roller drive motor ...

Page 114: ...nter 2 Key counter 045 M16 M 6 Cleaning web drive motor 046 M23 M Charger cleaning motor 0 To and fro operation 1 Move to rear 2 Move to front 047 M18 M Transfer separaton cleaning motor 0 To and fro operation 1 Move to rear 2 Move to front 048 Control panel LED test turn on all lights 049 M18 M23 Charger cleaning or transfer separation cleaning motor to and fro operation Caution When the START ke...

Page 115: ...er shift motor HP search M2 3 Roller shift motor shift position transfer M2 4 Roller shift motor 1 rotation M3 5 Tray up down motor HP search M3 6 Tray up down motor Move to lower limit M3 7 Tray up down motor Up down operation with only few sheets at staple mode M5 8 Alignment plate motor upper HP search M7 9 Paper exit roller motor staple mode HP search 075 M7 M 10 Paper exit roller motor revers...

Page 116: ...1 position enable only from HP position M15 37 Alignment plate motor lower Close A4 or 8 5x11 position enable only from HP position M15 38 Alignment plate motor lower rocking 075 M enable only from Open position M14 39 Staplingandfoldingstoppermotor MovetoA4Ror8 5x11R position transfer M18 40 Folding stopper motor A4R or 8 5x11R position transfer 50 51 52 53 54 M101 55 Conveyance motor M102 56 Tri...

Page 117: ...r 083 M12 Second paper feed motor 084 M7 M ADU reversal motor 1 Fast forward 2 Slow forward 3 Fast backward 085 M8 M ADU conveyance motor 1 Fast 2 Slow 086 M5 M Reverse and eject motor 1 Fast forward 2 Slow forward 3 Fast backward 092 Factory initial set field use prohibited x 093 094 Adjust mode list display mode 096 Factory shipment completion set field use prohibited x 097 Electronic RDH DIMM c...

Page 118: ...ersal motor 1 Fast forward 2 Slow forward 3 Fast backward 085 M8 M ADU conveyance motor 1 Fast 2 Slow 086 M5 M Reverse and eject motor 1 Fast forward 2 Slow forward 3 Fast backward 092 Factory initial set field use prohibited 093 094 Adjust mode list display mode 096 Factory shipment completion set field use prohibited 097 Electronic RDH DIMM capacity check 098 Electronic RDH DIMM check 099 1 HDD ...

Page 119: ...3 centering adjustment OTHER ADJUSTMENTS a Adjustment method Step Operation 1 Draw out the tray 2 Loosen the two screws at the center of the tray 3 Slide the guide plate to adjust the center position 4 Tighten the two screws securely 5 Insert the tray and make a copy to check the result 6 Perform steps 1 5 repeatedly until mis centering is included in the automatic adjustment range 3 mm Guide plat...

Page 120: ...s same amount and same direction 7 Secure the centering piece by tighten ing two screws firmly 8 Put the LCT back into the original position and make a copy to check the result 9 Perform steps 1 8 repeatedly until mis centering is included in the automatic adjustment range 3 mm Screws Side cover right Screws Caution Disable the mis centering correction function by setting the dip switch 12 3 DIPSW...

Page 121: ...the top of the rear guide and one screw at the bottom 4 Set paper on the up down plate align the trailing edge of paper with the lower end of the rear guide then fasten the lower screw 5 Fasten the two upper screws temporarily and move the up down plate to the high est position 6 Set paper on the up down plate align the trailing edge of paper with the upper end of the rear guide then tighten the t...

Page 122: ...ved in step 2 6 Close the jam access door and make a copy to check whether paper is fed prop erly 7 If paper is not fed properly add another weight plate and repeat steps 5 and 6 Caution Four weight plates come standard with the LCT and can be installled up to six Screws Weight plate 3 Paper up down plate horizontal adjustment Caution Paper up down plate horizontal adjust ment must be carried out ...

Page 123: ... Remove the two screws to remove the tray from the left and right guide rails 4 Loosen a screw and adjust the position of the up down pulley so that the front and rear ends of the up down plate are at the same height 5 Secure the up down pulley by tightening the screw firmly 6 Secure the tray on the guide rails 7 Set the tray Eraser or the like Up down dive linkage lever 3 LCT Up Down Plate Horizo...

Page 124: ...1 103 OTHER ADJUSTMENT 1 ADJUSTMENT Blank page ...

Page 125: ...ove the two screws to detach the clutch replacement cover Clutch replacement cover Screws 6 Remove the five screws to detach the rear cover 7 Loosen the two screws and adjust the position of each paper up down plate drive pully using an adjustment screw so that the front and rear of the paper up down plate are at the same height 8 Secure the paper up down plate drive pulleys by tightening the two ...

Page 126: ...onveyance roller of tray 1 2 3 a Adjustmentmethod Step Operation 1 Draw out the tray and detach the front cover 2 Loosen the two screws to slide the bearing fixing plate 3 Secure the fixing plate by tightening the two screws 4 Install the front cover and set the tray Bearing fixing plate Screws Positioning bracket 3 LCT Skew Adjustment a Adjustment Method when All Printed Sheets areSkewed Step Ope...

Page 127: ...f each guide plate is about 2 mm wider than the size of regular paper The 2 mm gap may cause paper skew depending on the paper type To reduce this skew press the guide plates front and rear against paper tightly Guide plate front Guide plate rear Screws Screws Screw Screw Centeringpositioning bracket Centeringpositioning bracket 4 ADU Rear side Skew Adjustment a AdjustmentMethod Step Operation 1 D...

Page 128: ...1 107 OTHER ADJUSTMENT 1 ADJUSTMENT Blank page ...

Page 129: ... Phillips Flat nose pliers 2 Tray 1 2 3 spring pressure adjustment a Adjustment method Step Operation 1 Draw out the tray 2 Change the spring hooking position Weak Double feed is prevented Strong No feed is prevented Reference The spring load changes about 10 each time the spring is hooked in the next slit 3 Set the tray 3 Bypass paper feed spring pressure ad justment a Adjustment method Step Oper...

Page 130: ...aper feed height upper limit adjustment must be performed when no paper feed occurs when the leading edge of the fed paper is folded or when a convexly curled paper is fed To perform this adjustment move the upper limit sensor mounting bracket vertically Caution 2 This adjustment may affect the release amount of the pick up so that 7 pick up roller release amount adjustment must be performed after...

Page 131: ...Paper feed roller unit Bearing Retaining ring Bearing Retain ing ring Rubber eraser or the like Paper up down palte drive linkage lever 3 Adjustment of paper feed height upper limit of LCT 7 Remove the two screws securing the sensor mounting bracket and install them in the outside mounting holes oblong holes temporarily 8 When the heights are not within specifications Adjust the position of the se...

Page 132: ... up roller unit Bearing Retaining ring Bearing Retaining ring 6 Remove the two screws securing the sensor mounting bracket and install then in the outside mounting holes oblong holes temporarily 7 When the heights are not within specifications Adjust the position of the sensor mounting bracket vertically so that the distance between the top surfaces of the paper feed guide and paper up down plate ...

Page 133: ... 2 Make sure the paper up down plate has moved up by hearing the motor sound then draw out the tray 3 Pull the movable portion of the pick up solenoid and check whether the distance between the bottom of the paper feed roller and the top surface of the paper up down plate is within specifications Standard value 0 5 to 2 5 mm If the distance is not within specifications perform steps 4 and later 4 ...

Page 134: ...eck whether the distance between the bottom of the paper feed roller and the top surface of the paper up down plate is within specifications Standard value 0 5 to 2 5 mm If the distance is not within specifications perform steps 5 and later 5 Loosen one screw to adjust the mount ing position of the pick up solenoid Caution Take a note to remember the initial mounting position 6 Secure the pick up ...

Page 135: ...he slits in the top cover middle of the main unit Stopper piece Slit glass Top cover middle Slit Slit Stopper piece Adjusting screw B Adjusting screw A 8 RADF Mounting Position Adjustment 1 Tool Screwdriver Phillips 2 Adjustment method 3 If both stopper pieces do not touch the slit glass make adjustments using ad justing screws A and B alternately 4 Perform steps 2 and 3 repeatedly until the two s...

Page 136: ...the RADF and loosen the four hinge set screws two on both the left and right 4 Close the RADF turn the skew adjustment screws and adjust the skew For skew pattern A Turn the skew adjustment screw counterclockwise For skew pattern B Turn the skew adjustment screw clockwise 5 Make a test copy and check the skew 6 Tighten the four hinge securing screws two on both the left and right 7 Make adjustment...

Page 137: ...n the direction below according to the paper skew pattern For skew in pattern A Move the registration pulley bracket downwards direction down with original feed flow For skew in pattern B Move the registration pulley bracket upwards direction up towards original feed flow Note Make sure that the registration pulley shaft does not touch the open close cover spring holder unit 5 Repeat steps 2 to 4 ...

Page 138: ...adjustment plate one calibration in the direction below according to the paper skew pattern For skew in pattern A Move the R range adjustment plate to left side For skew in pattern B Move the R range adjustment plate to right side 5 Repeat steps 2 to 4 until the original skew is whithin specified range 0 5 or less Specified range Paper skew 0 5 or less Paper skew in the paper feed direction Open c...

Page 139: ...tep Operation 1 Close the RADF 2 Loosen the nut on the left side and the nut on the right side 3 Open the RADF 4 Turn the adjusting screws to adjust the pressure of hinge springs Tightening turning clockwise Spring pressure reduces Loosening turning counterclockwise Spring pressure increases 5 Close the RADF 6 Tighten the nut on the left side and the nut on the right side ...

Page 140: ...below 3 Adjustment Procedure 1 Detach all FNS CB FNS control board connec tors 2 Remove the 2 set screws holding the FNS CB in place Remove the FNS CB together with its bracket Screws Bracket FNS CB Finisher Control Board 3 Loosen the 4 magnet holding set screws two at the front and two at the back and move convey ance guide plate B all the way in the direction indicated by the arrow 4 Remove the ...

Page 141: ...y out adjustment as described below 3 Adjustment Procedure 1 Detach all FNS CB FNS control board connec tors 2 Remove the 2 set screws holding the FNS CB in place Remove the FNS CB together with its bracket Screws Bracket FNS CB Finisher Control Board 3 Loosen the 4 magnet holding set screws two at the front and two at the back and move convey ance guide plate C all the way in the direction indica...

Page 142: ...s 3 With SD2 sub tray paper exit OFF measure the gap between the sub tray gate and the guide plate indicated by A in the illustration Spec value for gap A 4 0 5mm 4 With SD2 ON measure the gap between the solenoid plunger and the bracket stopper indi cated by B in the illustration Spec value for gap B 5 0 5mm Sub tray Gate SD2 Sub tray Paper Exit 5 If either gap is out of spec carry out adjustment...

Page 143: ...t Clamps Clamps Clamps Clamps Clamp Clamps 4 With SD1 gate ON measure the distance be tweenthelonggateandtheguideplate indicated by A in the illustration Spec value for distance A 7 6 0 5mm 5 Again with SD1 ON measure the gap between the solenoid plunger and the bracket stopper indicated by B in the illustration Spec value for gap B 5 0 5mm Gate Guide Plate SD1 Gate 6 If either measurement is out ...

Page 144: ... Board 4 Remove the wirings from the clamps and move the FNS CB together with its bracket Clamps Clamps Clamps Clamps Clamp Clamps 5 With SD5 by pass OFF measure the distance between the by pass gate and the guide plate indicated by A in the illustration Spec value for distance A 4 3 0 5mm 6 With SD5 ON measure the gap between the solenoid plunger and the bracket stopper indi cated by B in the ill...

Page 145: ...1 ADJUSTMENT 3 Adjustment Procedure 1 Loosen the 2 set screws holding the solenoid in place and move the solenoid as necessary to adjust Solenoid Screws 2 Retighten the screws 3 Reassemble in the opposite sequence to re moval ...

Page 146: ...osition checkthattheactuatoronPS18 rollershiftHP is correctly aligned with the cutout on the shift unit mountingplate Actuator Cutout on Mounting Plate 4 If the actuator is not correctly aligned with the cutout carry out adjustment as described below 3 Adjustment Procedure 1 Loosen the screw holding the PS18 roller shift HP bracket in place and adjust the bracket position as necessary Screw Bracke...

Page 147: ...losed confirm that the paper exit casing is firmly against the stopper section Casing Paper Exit Opening Stopper Section 3 If the casing is not in firm contact with the stopper carry out adjustment described as follows 3 Adjustment Procedure 1 Loosen the set screw holding the PS12 paper exit opening detector bracket in place and ad just the bracket position as necessary Bracket Screw 2 Retighten t...

Page 148: ...A 6 0 0 5mm SD4 Exit Opening 3 If the gap is out of spec carry out adjustment describe as follows 3 Adjustment Procedure 1 Remove the 2 set screws holding the solenoid bracket in place and remove the solenoid to gether with the bracket Solenoid Bracket Screws 2 Loosen the 2 screws holding the solenoid to the bracket and adjust the position of solenoid Screws Solenoid Bracket 3 Retightenthe2solenoi...

Page 149: ...ller A 1 5mm and greater 3 Holddownthepaperexit openinglowerguideplate with your hand so that the paper exit roller makes contact and check that the remaining stroke for solenoid SD4 distance B is within spec Spec value B 2 5 0 5mm B 2 5 0 5mm SD4 Paper Exit Opening Paper Exit Lower Guide Plate 4 If either measurement is out of spec carry out adjustment as described below 3 Adjustment Procedure 1 ...

Page 150: ...late drive belt is at PS8 upper align ment plate HP Actuator PS8 Upper Alignment Plate HP 21 FNS Adjusting the Mount Location of the Paper Exit Arm 1 Tools used Screwdriver Phillips 2 Adjustment Procedure 1 Remove the screw to remove the belt detection gear 2 When the stacker paper exit arm is at the position shown below secure the belt detection gear with a screw with the actuator end face of the...

Page 151: ...the screws 23 FNS Adjusting the Tension of the Upper Alignment Plate Drive Timing Belt 1 Tools used Screwdriver Phillips 2 Preparation 1 If the upper alignment plate drive belt tensioner has been loosened as a result of belt replace ment or for some other reason adjust as de scribed below 3 Adjustment Procedure 1 Loosen the 2 set screws see illustration 2 Move the belt tensioner so that the end is...

Page 152: ...he lower alignment plates into home posi tion Move so that the actuator on the lower alignment plate drive belt is at PS24 lower alignment plate HP Actuator PS24 Lower Alignment Plate HP 2 Loosen the 2 set screws fixing the lower align ment plates in place one screw on each plate and adjust the plates so that distances A and B are within specification Spec values A 337 0 5mm B 40 4 0 5mm 337 0 5mm...

Page 153: ...Loosen the 2 set screws see illustration 2 Move the belt tensioner so that the end is aligned with the center mark on the scale and retighten the screws Belt Tensioner Screws Scale 26 FNS Adjusting the Stapling Position Flat Stapling 1 Tools used Screwdriver Phillips Scale 2 Preparation 1 Check whether the virtual line running between the stoppers is parallel to the virtual line between the staple...

Page 154: ...t 3 Execute stapling to confirm that the stopper line and stapler line are parallel 27 FNS Adjusting the Stapler Vertical Positioning 1 Tools used Phillips head screwdriver Jig 2 Preparation 1 Whenreplacingorreinstallingastaplerorclincher adjust the vertical alignment as described below 3 Adjustment Procedure 1 If installing a stapler mount the stapler into place 2 Looselyfastentheclincherinplacew...

Page 155: ...ing portion of the jig with the clincher Caution The positioning portion of the jig need not be engaged with the clincher completely Only part of the end of the positioning portion must be engaged so long as it is not disengaged 7 Rotate the stapler gears downward Adjust the clincher position so that the plate on the cartridge fits smoothly into the groove on the jig Rotate the stapler gear furthe...

Page 156: ...nto the jig 11 Reinstall the cartridge and check that stapler operates correctly 28 FNS Adjusting the Angle of the Folding Stopper FN 4 only 1 Tool used Screwdriver Phillips 2 Preparation 1 If the staple orientation is not parallel with the paper edge adjust as described below 3 Adjustment Procedure 1 Open the front cover and pull the stacker stapler unit part of the way out 2 Remove the 2 rail st...

Page 157: ... 3 Removethe4setscrewsholdingthecoverinplace and remove the cover Screws Screws Cover 4 Loosen 4 more set screws 5 Rotate the stapling and folding stopper assem bly as necessary to adjust the alignment Scale Screws 6 Retighten the screws ...

Page 158: ...ncy for A3 or 11x17 paper is within the limit Limit A 1mm A Within1mm 5 If either or both of the above conditions does not hold adjust as described below 3 Adjustment Procedure 1 Take a fold sample using A3 or 11x17 paper 2 Check the discrepancy along the folded set s trailing edge and use this information to judge the direction and amount by which the stopper angle must be corrected 3 Loosen the ...

Page 159: ... below Maintain this tension while re tightening the screws Spec value for tension A 1 5 0 5kg Belt tensioner Screws 31 FNS Adjusting the Tension of the Stapler Rotation Timing Belt 1 Tools used Screwdriver Phillips Tension gauge or spring balance 2 Preparation 1 If the belt tensioner has been loosened as a result of belt replacement or for some other reason adjust as described below 3 Adjustment ...

Page 160: ...ing Fold Spring Pressure Spring Fold Spring Front View Rear View 33 FNS Adjusting the Mount Location of the Folding Knife Motor FN 4 only 1 Tools used Screwdriver Phillips 2 Preparation Remove the finisher from the main body 3 Adjustment Procedure 1 Disconnect the connector and remove the folding knife motor from the mounting plate 4 screws 2 Aligntheroundholes four intheleftandrightknife drivecam...

Page 161: ...B of the trimmed booklet to obtain the parallelism Parallelism A B 2 Open the front door 3 Raise the press release lever 4 Loosen the two screws 5 Adjust the conveyance guide plate assem bly according to the mark so that the paral lelism is within the spec Standard less than 1 mm 6 Tighten the two screws securely Folding edge A B Press release lever Conveyance guide plate assembly Mark Screws Fron...

Page 162: ...1 141 OTHER ADJUSTMENT 1 ADJUSTMENT Blank page ...

Page 163: ...2 ISW ISW 2 ...

Page 164: ...2 ISW Blank page ...

Page 165: ... boards and maintain the boards during their replacement Tools available for running ISW include ISW Trns PC software which connects a personal computer PC to the digital copier This tool can be plugged into the ISW connector of the digital copier to directly update the control programs in flash ROM assembled in the unit This chapter focuses on instructions on setting up the Di750 to run ISW For h...

Page 166: ...the main switch is turned on Be cause the image control board controls the power supply to the operation board nothing will appear on the operation LCD and timer LED will blink even though the operation control program has been installed on the copier HELP CHECK mode Turning ON the copier with HELP and CHECK puts it into the HELP CHECK mode If the copier has the graphics control program installed ...

Page 167: ...aphics control program installed Operation control Error code display Writing is enabled by launching The copier has the graphics the HELP CHECK mode control program installed Others Error code display 25 mode or HELP CHECK The copier has both the graphics control mode and operation control programs installed Normal startup display Writing method Condition Graphics control Normal 25 mode or HELP C...

Page 168: ...trol program from 25 mode 1 PC ISW Choose a board ISW Choose an item Start ISW Confirmation window PC Choose PC Chose one from followings 1 GRAPHIC CONTROL Image control 2 PRINTER CONTROL Printer control 3 OPERATION CONTROL Operation control 4 ADF RADF control Choose from among C1 to C5 batch or individual O1 to 05 batch or individual I1 F1 and V1 ...

Page 169: ...2 5 ISW 2 ISW Start ISW Main Body Exit ISW Exit window Normal end Abnormal end NORMAL END 0 CONTINUE 9 EXIT ABNORMAL END DATA ERROR 0 CONTINUE 9 EXIT ...

Page 170: ...ISW device select menu Function This window lets you select the con trol board on which to update ROM data You can choose from among graphics control printer control opera tion control ADF ISW WRITE MODE SELECT MENU MODE PC 1 GRAPHIC CONTROL 2 PRINTER CONTROL 3 OPERATION CONTROL 4 ADF PLEASE PUSH TEN KEY 0 PREVIOUS 9 EXIT Operating instructions 1 Select the control board on which to update ROM dat...

Page 171: ... items in a batch select ALL When you select ALL the start confirma tion window opens 3 To return to the previous window Press 0 PREVIOUS to return to the ISW device select menu 4 To exit writing Press 9 EXIT to open the power off win dow 4 Start confirmation window Function This window prompts you to confirm whether to start running ISW or not OPERATION CONTROL 01 MODE PC ISW START OK PLEASE PUSH...

Page 172: ...nding result window opens 6 Endingresultwindow Function This window displays the status of ISW ending Normal end NORMAL END PLEASE PUSH TEN KEY 0 PREVIOUS 9 EXIT Abnormal end ABNORMAL END INPUT DEVICE ERROR ERROR CODE xx PLEASE PUSH TEN KEY 0 PREVIOUS 9 EXIT Operating instructions 1 Choose 0 CONTINUE to return to the item select menu 2 To exit writing Press 9 EXIT to open the power off win dow ...

Page 173: ...ash verify error during ISW to operation control board 7 F2 Flash write error during ISW to operation control board 7 F3 Flash erase error during ISW to operation control board 7 F8 Receive checksum error at image control unit to operation unit I F 4 during ISW to operation control board F9 Receive header code error at image control unit to operation unit I F 4 during ISW to operation control boar...

Page 174: ...n ISW transfer 6 Follow operating instructions in ISW in System Writer Service Manual 6 Preparing the copier to transfer Start the copier with 25 mode enabled to put the copier into ISW transfer wait state 7 There is an error in the flash ROM on the operation unit board Restart from ISW If the error persists the life of the operation unit board flash ROM may have expired Replace the operation unit...

Page 175: ...ed in Writing ROM data newly in 3 2 Instances of ISW transfer Graphics control program The timer LED orange flashes Nothing will appear on the operation LCD because communication with the operating unit is disabled Retry ISW after turning the main switch OFF then ON Operation control program Since the 25 mode is disabled launch the HELP CHECK mode to run ISW Other control programs Relaunch the 25 ...

Page 176: ...cover Drum cover screws 3 10 Kinds and quantities of update ROMs The update EPROMs supported by this unit are listed below However the number of update EPROMs supported may change in the future 4 Connect the PC parallel port and the copier ISW connector with parallel interface cable as in structed in ISW In System Writer Service Manual PC Parallel printer interface port Centronics cable ISW connec...

Page 177: ...3 SERVICE SERVICE 3 ...

Page 178: ...3 SERVICE Blank page ...

Page 179: ...out of the machine never fail to cover it with a drum cover 2 When replacing a drum or a cleaning blade refer to Item of mounting dismounting of a cleaning blade for doing a replacement work 4 When replacing the drum and developer must perform neccessary adjustment by refering to the Di750 List of Adjustment Items 5 After having completed maintenance work must reset the PM counter using the 25 mod...

Page 180: ...3 SERVICE Blank page ...

Page 181: ...29 times 11 times 119 times 29 times 4 times 119 times 29 times 4 times 119 times 59 times 9 times 2 times 119 times 59 times 29 times 119 times 2 times Mainbody RADF EDH 2 FNS FN 104 FNS FN 4 LCT C 305 305L PI Cover InserterA TU TMG 1 SERVICE SCHEDULE 1 Service Schedule Service item Numberof copies Every250 000copies Every500 000copies Every1 000 000copies Every3 000 000copies Every4 500 000copie...

Page 182: ...5 50 75 100 125 150 175 200 225 250 275 300 2800 2825 2850 2875 2900 2925 2950 2975 Service count Guarantee period 5 years or 30 000 000 copies 119 times 29 times PU PK 1 Service item Numberof copies Every250 000copies Every1 000 000copies x 10 000 copies ...

Page 183: ...ling surface 1 Cleaner unit cleaning 2 Installation on drum carriage 1 Charging corona unit PCL cleaning 2 Charging wire 4014 3010 01 3 Charging wire unit vibration proof rubber 4014 3003 01 4 Installation on drum carriage 1 Developing unit cleaning 2 Installation on drum carriage 1 Transfer separation corona unit cleaning 1 Paper dust removing brush registration roller others cleaning 2 Registrat...

Page 184: ...Paper dust removing brush 500 sheet tray 2 Paper dust removing brush 1000 sheet tray 3 Paper feed detection sensor cleaning 4 Paper pre registration detection sensor cleaning 1 Trailing edge size detection sensor cleaning 1 Platen glass cleaning 2 Slit glass cleaning 1 Exterior and interior cleaning 1 Cartridge insertion opening cleaning 1 W U T check 2 Image and paper feeding check including vert...

Page 185: ... Cleaning pad 12 Registration roller 1 Read sensor 2 Read sensor mirror 3 Skew sensor F 4 Skew sensor F mirror 5 Skew sensor R 6 Skew sensor R mirror 7 Read roller 8 Paper exit roller 1 1 Reversal sensor left sensor 2 Reversal sensor left sensor mirror 3 Reversal sensor middle sensor 4 Reversal sensor middle sensor mirror 5 Reversal sensor right sensor 6 Reversal sensor right sensor mirror 7 Rever...

Page 186: ...ler 4014 1055 01 2 Cleaning of area around paper exit roller A 1 Main drive unit 1 2 Tray up unit 1 3 Shift drive unit 1 4 Paper exit drive unit 1 5 Staple unit 1 1 Staple cartridge 1 Paper through check 2 2 Exterior cleaning NO Classification Service item 3 FNS FN 104 Every 250 000 copies 4 FNS FN 4 Every 250 000 copies 1 Preparation 2 Conveyance section 3 Paper exit section 4 Drive section 5 Fol...

Page 187: ...ly oil Plus guard No 2 Number of parts replaced Implementation classification Clea ning Inspe ction Lubri cation Replace ment Supply Materials tools used NO Classification Service item Number of parts replaced Implementation classification Clea ning Inspe ction Lubri cation Replace ment Supply Cleaning pad blower brush Blower brush Blower brush Drum cleaner cleaning pad 1 Preparation 2 Inside of m...

Page 188: ...Air blower Drum cleaner cleaning pad 1 Punch base 1 Registration roller 2 Conveyance roller 3 Conveyance drive roller 4 Exit conveyance roller 1 Punch scraps box 2 1 Exterior cleaning NO Classification Service item Number of parts replaced Implementation classification Clea ning Inspe ction Lubri cation Replace ment Supply 1 Conveyance section 2 Trimmer section 3 Stacker section 4 Drive section 5 ...

Page 189: ...1 1 Suction filter 4014 3014 01 2 Developer replacement counter resetting 1 Transfer separation wire 4014 3011 01 2 Transfer wire cleaning unit 4014 3023 01 3 Separation wire cleaning unit 4014 3024 01 4 Transfer separation vibration proof rubber 4014 3012 01 5 Resin ring φ2 4014 1750 01 NO Classification Service item 1 Fixing unit 2 Drum carriage 3 Cleaner 4 Charging corona unit 5 Developing unit...

Page 190: ... roller 4014 3015 01 2 Fixing lower roller assembly 4014 3031 01 3 Fixing claw upper 4014 3017 01 4 Fixing claw lower 4014 3002 01 5 Insulating sleeve upper 4014 3007 01 6 Upper roller bearing 4014 1747 01 7 Cleaning roller 4014 3019 01 8 Heat roller cleaning NO Classification Service item 1 Tray 2 By pass tray 3 Fixing unit 2 Periodic check II Every 1 000 000 copies Number of parts replaced Imple...

Page 191: ... 01 9 Heater lamp L4 4014 3038 01 10 Fixing web driving motor 1 4014 2289 01 1 Ozone filter 1 4014 1795 01 2 Ozone filter 2 4014 1843 01 1 Toner supply sleeve 1 4014 3207 01 2 Toner supply sleeve 2 4014 3208 01 1 Drum 2 Transfer separation corona unit 3 Registration 4 ADU 5 Fixing 6 Main body 7 Toner supply NO Classification Service item 4 Periodic check IV Every 4 500 000 copies 1 Feed clutch 401...

Page 192: ...versal sensor cleaning 6 Reversal entrance section roller 4014 2070 01 7 Paper reverse exit roller 2 4014 2065 01 8 Paper reverse exit roller 3 4014 2063 01 9 ADU reverse roller 4014 2071 01 10 ADU horizontal conveyance roller 1 4014 2050 01 11 ADU horizontal conveyance roller 2 4014 2050 01 12 ADU pre registration clutch 4014 2290 01 1 Paper exit sensor cleaning 1 Charging corona unit 2 Developin...

Page 193: ...ion roller 4014 1447 01 3 Double feed prevention roller 4014 1448 01 4 Separation assist roller 4014 1443 01 2 Periodic check II Every 2 500 000 copies 1 Paper feed section NO Classification Service item 1 Torque limiter 4014 3136 01 Number of parts replaced Implementation classification Clea ning Inspe ction Lubri cation Replace ment Supply 2 3 1 1 4 3 Number of parts replaced Implementation clas...

Page 194: ...ice item 1 Stapler unit 4014 1095 01 1 When the motor is removed by CE please remove it holding the up down tray to paper exit with hand Note The Part Number supported may change in the future Number of parts replaced Implementation classification Clea ning Inspe ction Lubri cation Replace ment Supply 2 Number of parts replaced Implementation classification Clea ning Inspe ction Lubri cation Repla...

Page 195: ...k I Every 500 000 copies 2 Periodic check II Every 1 000 000 copies 1 Feed roller assembly B 4014 3153 01 2 Double feed prevention roller assembly 4014 3121 01 NO Classification Service item 1 Paper feed section 1 Paper feed section NO Classification Service item 1 Feed roller assembly A 4014 3152 01 Number of parts replaced Implementation classification Clea ning Inspe ction Lubri cation Replace ...

Page 196: ... 01 Remarks Actual replacement count 500 K times Classification 9 1 PU PK 1 1 Periodic check I Every 3 000 000 copies 1 Punch clutch 1 Punch scraps conveyance NO Service item Number of parts replaced Implementation classification Clea ning Inspe ction Lubri cation Replace ment Supply 1 1 1 Punch section 2 Punchscraps conveyance section 4014 2595 01 4014 2617 01 Materials tools used Actual replacem...

Page 197: ...Tray1 500 sheet 4014 3027 01 1 300 000 31 Every 1 000 000 copies Feed roller Tray1 500 sheet 4014 3026 01 1 300 000 32 Double feed prevention roller Tray1 500 sheet 4014 3206 01 1 300 000 32 Paper feed roller Tray2 500 sheet 4014 3027 01 1 300 000 36 Feed roller Tray2 500 sheet 4014 3026 01 1 300 000 37 Double feed prevention roller Tray2 500 sheet 4014 3026 01 1 300 000 37 Paper feed roller Tray3...

Page 198: ...ch Tray2 4014 2290 01 1 3 000 000 39 Feed clutch Tray3 4014 2290 01 1 3 000 000 43 1st paper feed clutch Tray3 4014 2290 01 1 3 000 000 44 6 Periodic check V Charging corona unit 4014 1896 01 1 6 000 000 Every 6 000 000 copies PCL 4014 1899 01 1 6 000 000 Developing unit 4014 3025 01 1 6 000 000 TSL 4014 2292 01 1 6 000 000 Vertical conveyance clutch 4014 2291 01 2 4 500 000 57 Vertical conveyance...

Page 199: ...ount No 1 Periodic check I Paper feed roller 4014 3029 01 1 500 000 49 Every 500 000 copies Feed roller 4014 3028 01 1 500 000 50 Double feed prevention roller 4014 3028 01 1 500 000 50 2 Periodic check II Feed clutch 4014 2290 01 1 3 000 000 51 Every 3 000 000 copies Conveyance clutch 4014 2290 01 1 3 000 000 52 3 Periodic check III Pre regist roller 4014 1546 01 1 10 000 000 Every 10 000 000 cop...

Page 200: ...3 20 SERVICE 3 SERVICE 1 Consumables Single unit supply COPY MATERIALS Name Toner cartridge 50 000 Developer 500 000 Drum 500 000 Durability copies ...

Page 201: ...03 01 Thermostat PS jig A for upper fixing roller 4014 5004 01 Thermostat PS jig B for heating roller 4014 5005 01 Optics position adjusting jig 4014 5006 01 Door switch jig 4014 5007 01 Setting powder Material No Material Name Appearance Quantity Remarks CE TOOL LIST 1 1 1 1 2 1 1 25 g Note The Part Number supported may change in the future ...

Page 202: ... Name Appearance Quantity Remarks 2pc set 1 1 1 For EDH 2 For EDH 2 For EDH 2 For FN 104 FN 4 4014 5008 01 PS jig 4014 5010 01 ADJ chart 4014 5011 01 White chart 4014 5009 01 Stapler PS jig Note The Part Number supported may change in the future ...

Page 203: ...4 ELECTRIC PARTS LIST ELECTRIC PARTS LIST 4 ...

Page 204: ...4 ELECTRIC PARTS LIST Blank page ...

Page 205: ... 4 L1 INVB L1 Inverter L1 Exposure lamp Scanner reverse PS PS6 Original HP PS ICB IFB ICB I F board M13 Scanner drive motor PS5 Scanner HP PS PS7 ADF brake PS ICB Image control board ADB A D converter board OP IFB Optional I F board PS25 Front door open close detection PS2 SW1 Main switch SW2 Reset switch C T Total counter PS24 Front door open close detection PS1 MS2 Interlock 2 FRONT MB Memory bo...

Page 206: ...it 4 Cleaning Unit PS30 Blade PS1 PS31 Blade PS2 M14 Blade motor TCSB Toner control sensor board DPSB Drum potential sensor board DPS Drum potential sensor HTR1 Drum heater DTSB Drum temperature sensor board TH5 Drum temperature sensor SD4 Separation claw SD ...

Page 207: ...er 1 2 3 PS33 36 39 Paper size detection PS2 1 2 3 PS32 35 38 Paper size detection PS1 1 2 3 VR1 2 3 Paper size detection VR 1 2 3 SD5 6 7 Lock Solenoid 1 2 3 PS34 37 40 Remaining paper detection PS 1 2 3 PS14 15 16 Handle release PS 1 2 3 M19 20 21 Up drive motor 1 2 3 FRONT PS17 Open close detection PS PS54 Loop PS MC9 Vertical conveyance clutch1 PS18 Vertical conveyance PS1 PS53 Vertical convey...

Page 208: ...S43 Tray lower limit PS by pass PS29 No paper PS by pass PS56 Paper size PS2 by pass VR4 Paper size detection VR by pass FM5 Write section cooling fan 1 FM8 Write section cooling fan 2 PS23 Tray upper limit PS by pass 8 Second Paper Feed Section PS1 Paper mis centering PS PS44 Registration PS MC1 Registration MC PS45 Leading edge detection PS FRONT ...

Page 209: ...DU Pre registration PS M12 Registration motor MC2 ADU Pre registration MC M18 Transfer Separation cleaning motor SD1 ADU lock SD JAMIB Jam indicator board PS10 ADU handle release PS SD3 Fixing guide SD M8 ADU conveyance motor ADUSDB ADU stand drive board PS57 paper reverse PS SD2 Paper reverse gate SD FRONT PS8 Paper reverse conveyance PS PS9 ADU paper conveyance PS PS58 ADU paper reverse PS PS61 ...

Page 210: ...or 2 TH1 Fixing temperature sensor 1 TS1 Thermostat upper L2 Fixing heater lamp 1 L4 Fixing heater lamp 3 TH4 Fixing temperature sensor 4 PS3 Fixing jam PS TH3 Fixing temperature sensor 3 TS2 Thermostat 2 lower 11 Paper Exit Section PS61 Paper exit PS M10 Paper exit motor FRONT FM6 Main body cooling fan 3 L3 Fixing heater lamp 2 ...

Page 211: ...ly Unit 13 Write Section INDXSB Index sensor board PMDB Polygon motor drive board M17 Polygon motor M24 Laser correction motor LDB2 Laser driver board 2 LDB1 Laser driver board 1 M15 Toner supply motor 2 M11 Toner supply motor 1 TLD Toner level detection sensor ...

Page 212: ...ve board DCPS1 DC power supply unit 1 PRCB Printer control board DCPS2 DC power supply unit 2 RL3 AC input relay for IP M1 Main motor M13 Scanner drive motor FM4 Main unit cooling fan 2 FM3 Main unit cooling fan 1 M10 Paper exit motor CBR2 Circuit breaker 2 TRC1 Triac 1 TRC2 Triac 2 ACDB AC drive board Transformer NF Noise filter RL2 AC input relay for DCPS2 FM2 Developing section fan M4 Paper fee...

Page 213: ...4 9 PARTS LAYOUT DRAWING 4 ELECTRIC PARTS LIST Blank page ...

Page 214: ...YOUT DRAWING 1 Read Section FRONT 651 W 3pin 650 W 3pin 652 W 3pin 653 W 3pin 660 W 3pin 661 W 3pin 662 W 3pin 663 W 3pin 664 W 3pin 666 W 3pin 665 W 3pin 640 BK 4pin 631 BK 4pin 2 Charging Corona Wire Unit FRONT 359 W 3pin 358 W 3pin 357 W 3pin 353 W 11pin 356 W 2pin 750 ...

Page 215: ...4 11 CONNECTOR LAYOUT DRAWING 4 ELECTRIC PARTS LIST 3 Drum Unit 341 BK 26pin 351 W 4pin 350 W 4pin 340 B 12pin 342 W 2pin 341 BK 10pin 353 W 7pin 4 Cleaning Unit 361 W 3pin 355 BK 9pin 360 W 3pin ...

Page 216: ...7 W 2pin 261 278 W 2pin 262 279 W 6pin 275 W 3pin 276 W 3pin 267 285 BK 2pin 255 283 W 3pin 268 252 W 3pin 270 287 W 3pin 274 W 3pin 273 W 3pin 264 W 2pin 265 282 W 3pin 277 289 W 2pin 263 280 W 6pin 6 Vertical Conveyance Section FRONT 292 W 3pin 254 W 12pin 293 W 3pin 296 W 3pin 253 W 10pin 294 W 3pin 750 W 10pin 295 W 3pin ...

Page 217: ...ion 77 BK 4pin 76 BK 4pin 473 W 13pin 246 W 3pin 241 W 3pin 242 W 3pin 243 W 3pin 244 W 3pin 254 W 12pin 248 W 2pin 247 W 2pin 470 W 13pin 471 BK 9pin 254 W 7pin 8 Second Paper Feed Section 598 W 3pin 599 W 3pin 570 W 3pin 591 W 10pin 565 W 2pin FRONT 568 W 8pin 569 W 7pin ...

Page 218: ...in 565 W 3pin 569 W 7pin 568 W 8pin 678 W 6pin 593 W 2pin 585 W 3pin 584 W 3pin 588 W 3pin 583 W 3pin 580 W 5pin 564 W 2pin 577 W 3pin 557 W 6pin 586 W 3pin 581 W 3pin 580 W 3pin FRONT 592 W 3pin 578 W 3pin 525 W 2pin 569 W 6pin 562 W 2pin 587 W 3pin 531 W 7pin 561 W 2pin ...

Page 219: ...TOR LAYOUT DRAWING 4 ELECTRIC PARTS LIST 10 Fixing Unit 450 B 8pin 451 BK 20pin 462 W 2pin 489 W 5pin 488 W 4pin 487 W 3pin 486 W 2pin 464 W 3pin 465 W 3pin FRONT 11 Paper Exit Section FRONT 480 W 3pin 177 W 3pin ...

Page 220: ... 16 CONNECTOR LAYOUT DRAWING 4 ELECTRIC PARTS LIST 12 Toner Supply Unit 13 Write Section 473 W 13pin 483 W 3pin 184 W 4pin 482 W 6pin 484 W 3pin 191 W 14pin 193 W 6pin 192 W 13pin 190 W 12pin 583 W 5pin ...

Page 221: ...299 N C 213 GY 60pin 210 GY 30pin 215 GY 18pin 223 GY 20pin 216 W 15pin 229 W 5pin 37 N C 225 GY 20pin 292 N C 224 W 7pin 230 W 3pin 291 N C 290 N C 271 GY 16pin 16 Image Control Board 111 GY 8pin 119 W 3pin 118 W 20pin 128 BN 20pin 116 BK 168pin 114 BK 168pin 113 BK 120pin 112 BK 120pin 115 BK 168pin 117 BK 168pin 120 BK 60pin 110 GY 34pin 129 BN 40pin 901 W 18pin 904 W 5pin 902 W 3pin 903 W 4pin...

Page 222: ... W 8pin 501 W 2pin 510 W 11pin 525 W 12pin 526 W 10pin 591 N C 593 N C 594 N C 522 W 12pin 521 GY 16pin 523 W 6pin 527 W 7pin 528 W 8pin 524 W 6pin 132 W 13pin 131 W 14pin 130 W 12pin 140 W 9pin 139 W 8pin 138 W 13pin 137 GY 20pin 135 GY 22pin 145 N C 100 W 10pin 127 BK 120pin 101 W 3pin 134 BK 20pin 133 W 8pin ...

Page 223: ... 8pin FT2 W 1pin 71 W 7pin 74 W 10pin FT1 W 1pin 75 W 4pin FT3 W 1pin FT4 W 1pin 20 AC Drive Board 410 GY 60pin 400 W 8pin 440 W 5pin 442 W 5pin 430 W 4pin FT4 W 1pin 420 GY 18pin FT3 W 1pin 36 N C 401 W 2pin 422 W 6pin 424 W 2pin FT2 W 1pin 35 W 5pin FT1 W 1pin 21 DC Power Supply Unit 1 60 W 6pin 58 W 8pin 56 W 10pin 57 W 8pin 55 W 10pin 59 W 4pin 54 W 5pin 51 W 4pin 53 W 7pin 52 W 5pin 2 W 2pin ...

Page 224: ...21 W 4pin 622 W 4pin 620 W 3pin 623 W 7pin 610 W 15pin 600 W 6pin 26 Jam Indicator Board 28 Drum Potential Sensor Board 457 W 5pin 458 W 4pin 531 W 7pin 550 W 4pin 25 High Voltage Unit 2 551 W 11pin 27 L1 Inverter 632 W 3pin 2 W 2pin 24 High Voltage Unit 1 251 W 9pin 250 W 3pin ...

Page 225: ...tion Board 1 455 W 4pin 456 BK 2pin 152 150 W 10pin 153 W 3pin 160 BK 24pin 162 W 4pin 161 BK 14pin 32 Optional I F Board 34 Toner Control Sensor Board 454 W 9pin 123 W 120pin 122 BK 60pin 124 W 120pin 31 Operation Board 2 163 W 3pin 164 BK 24pin 151 W 7pin 33 OB Inverter 165 W 3pin 166 W 4pin ...

Page 226: ...ST 35 Index Sensor Board 442 W 11pin 37 Laser Driver Board 1 2 38 Polygon Motor Drive Board 130 W 5pin 422 W 12pin 440 W 12pin 40 LAN I F Board 145 W 8pin 144 W 8pin 36 A D Converter Board 410 W 5pin 411 W 34pin 39 Memory Board 141 W 20pin 142 W 20pin ...

Page 227: ...4 23 CONNECTOR LAYOUT DRAWING 4 ELECTRIC PARTS LIST Blank page ...

Page 228: ... BN BK R O Y V Y Y B V W Y O O O O O O O O BN R GY BK O B R R B R B B B B BN R B B BN R B B BN R B B BN R GY B B B R B R B BN R B R B GY B R B BN R B B R B BN B R R B BN R B B B R R BN R B R B O BK O BK O BK O BK O BK O BK O BK O BK O BK BK O BK BK O BK BK BK BK BK BK BK BK BK B R BN B B R B R B R BN B Y V GY w BN BK R B R B R B R B R B R B R B GY GY GY GY R B V Y GY B R B Y W O W W W W W W W W BK...

Page 229: ...34 ED 3 110 1 110 2 110 3 110 4 110 5 110 6 110 7 110 8 110 9 110 10 110 11 110 12 110 13 110 14 110 15 110 16 110 17 110 18 110 19 110 20 110 21 110 22 110 23 110 24 110 25 110 26 110 27 110 28 110 29 110 30 110 31 110 32 110 33 110 34 ALARM 138 1 CPU OF 138 2 IPRL CNT 138 3 WT LON 138 4 ST LON 138 5 SET CLK 138 6 ST SIG 138 7 RING 138 8 SW SIG 138 9 24R CNT 138 10 REM 2 138 11 REM 3 138 12 CUR E...

Page 230: ... SGND 622 3 PS7 622 4 5VDC 623 4 PS6 623 5 SGND 623 6 PS4 623 7 H H H H H H P P P P P P P P P P P P P L L L PMDB TONER SUPPLY MOTOR 2 TRAY 1 SCANNER TRAY 1 TRAY 2 TRAY 3 BY PASS DRUM VERTICAL PAPER FEED TRAY 2 TRAY 3 UP DOWN MOTOR BY PASS PICK UP SOLENOID BY PASS CHARGER CLEANING MOTOR TONER SUPPLY MOTOR 1 SCANNER DRIVE MOTOR SCANNER COOLING FAN SCANNER HP SENSOR SCANNER RETURN SENSOR ADF BRAKE OR...

Page 231: ... CONT 213 B14 NC 213 B15 213 B16 213 B17 AC ENB 213 B18 213 B19 C K SIG 213 B20 C K CONT 213 B21 213 B22 213 B23 213 B24 213 B25 213 B26 213 B27 213 B28 213 B29 213 B30 5VDC 222 1 VR4 222 8 SGND 222 3 PS29 222 2 PS55 222 4 PS56 222 5 PS43 222 6 PS23 222 7 5VDC 222 9 PS54 222 10 SGND 222 11 PS18 222 12 PS53 222 13 PS19 222 14 PS17 222 15 FIX SET 1 223 A1 5VDC 223 A2 5VDC 223 A3 PS2 223 A9 SGND 223 ...

Page 232: ...A8 24VDC 520 B14 MC1 CONT 520 B11 5VDC 521 A3 PS46 521 B2 SGND 521 A9 5VDC 520 A12 PS44 520 A14 SGND 520 A10 5VDC 520 A11 PS45 520 A13 SGND 520 A9 24VDC 520 B12 TSL CONT 520 B9 5VDC 522 6 JAM L1 522 7 JAM L2 522 8 JAM L3 522 9 JAM L4 522 10 JAM L5 522 11 SGND 522 12 215 B7 ADU MCLK 215 B8 215 A8 ADU REQ 215 A7 ADU ACK 215 A6 215 A5 215 A4 215 A3 ADU LATCH 215 A2 ADU TXD CLK 215 A1 ADU TXD 227 1 C ...

Page 233: ...4 29 JAM CODE LIST 4 ELECTRIC PARTS LIST Blank page ...

Page 234: ...not turned ON within the specified time after MC5 feed MC2 is turned ON PS19 vertical conveyance 3 is ON during idling PS49 feed 2 is ON during idling PS50 paper pre registration 2 is ON during idling If there is paper in the copy process when this jam occurs the machine stops after completion of paper ejection If there is paper in the copy process when this jam occurs the machine stops after comp...

Page 235: ...PS44 registration is not turned ON within the specified time after PS54 loop or PS46 ADU exit is turned ON If there is a paper in copying process when this jam occurs the machine stops after completion of paper ejection If there is a paper in copying process when this jam occurs the machine stops after completion of paper ejection If there is a paper in copying process when this jam occurs the mac...

Page 236: ...cover is opened during copying The jam access door is opened during copying The drum wrapping paper detection sensor detected paper at the specified timing in the print sequence The drum wrapping paper detection sensor is detecting paper during idling If there is a paper in copying process when this jam occurs the machine stops after completion of copied paper ejection If there is a paper in copyi...

Page 237: ...specified time after PS2 fixing exit is turned ON PS57 paper reverse is not turned ON again within the specified time after PS57 paper reverse is turned ON PS61 paper exit is not turned ON within the specified time after PS57 paper reverse is turned ON again PS61 paper exit is not turned ON within the specified time after PS61 paper exit is turned ON PS61 paper exit is ON during idling PS57 paper ...

Page 238: ...during idling PS9 ADU paper conveyance is ON during idling PS8 paper reverse conveyance is ON during idling PS60 ADU pre registration is not turned ON within the specified time after PS59 ADU deceleration is turned ON PS46 ADU exit is not turned ON within the specified time after PS60 ADU pre registration is turned ON PS60 ADU pre registration is ON during idling The machine stops immediately If t...

Page 239: ...d original PS308 original conveyance detection is not turned OFF within the specified time when M301 original conveyance roller drive is rotating in the forward direction PS308 original conveyance detection is not turned OFF within the specified time when M301 original conveyance roller drive is rotating in the backward direction When a large size two sided original is fed into the reversal sectio...

Page 240: ...sal detection is not turned ON When a large size two sided original is fed into the reversal section PS309 original reversal detection is not turned OFF within the specified time When a large size two sided original is fed out of the reversal section PS309 original reversal detection is not turned OFF within the specified time When a small size one sided original is ejected PS314 original exit 2 i...

Page 241: ...wo sided original is fed out of the reversal section PS309 original reversal detection is not turned ON When a small size two sided original is fed into the reversal section PS309 original reversal detection is not turned OFF When a small size two sided original is fed out of the reversal section PS309 original reversal detection is not turned OFF PS306 original registration detection is ON during...

Page 242: ...trance passage is turned ON in staple mode PS5 satckerconveyancepassage is not turned OFF within the specific time after it turns ON PS6 paperexit1 isnotturnedON within the specific time after the paper exit operation is started in staplemode PS6 paper exit 1 is not turned OFFwithinthespecifictimeafterit turns ON after the paper exit operation is started in staple mode PS1 subtray paper exit is no...

Page 243: ... ON within the specific time after PS25 folding paper exit turns ON PS102 conveyance is not turned ON within the specific time after PS101 entrance turns ON The paper has not pass the PS108 exit within the specific time after M101 conveyance turns ON PS201 sheet passage is not turned ON within the specific time after MC201 paper feed is turned ON PS5 stacker conveyance passage is not turned ON wit...

Page 244: ...ithinthespecifictimeafteritturned ON Non Punch mode Remaining paper detected in PU without the spacific time after PU recives stop operetionsignal from the main body Side edge PS correspond to the paper size is not turned ON within thespecifictimeafterleading trailing side edge PS on paper edge PS is turned ON Punch mode PS33 clincher HP F and PS34 stapler HP F are not turned ON within the specifi...

Page 245: ...xit is ON during idling PS28 folding passage 1 is ON during idling PS25 folding paper exit is ON during idling PS101 entrance is ON during idling PS102 conveyance is ON during idling PS108 exit is ON during idling PS201 sheet passage is ON during idling The following sensors is ON during iding Leading trailingPSonpaperedgePS PS1 passage PS8 exit Stationary Classification Jam code Cause Machine res...

Page 246: ...4 42 JAM CODE LIST 4 ELECTRIC PARTS LIST Blank page ...

Page 247: ...has been OFF is not turned ON within 10 seconds of upward movement started by turning ON of M19 up drive 1 At this time a trouble detection signal blown fuse is detected PS20 tray upper limit 1 which has been OFF is not turned ON within 10 seconds of upward movement started by turning ON of M19 up drive 1 At this time no trouble detection signal is detected The machine stops immediately and RL1 ma...

Page 248: ...ment started by turning ON of M21 up drive 3 At this time a trouble detection signal 24V off is detected PS22 tray upper limit 3 which has been OFF is not turned ON within 10 seconds of upward movement started by turning ON of M21 up drive 3 At this time a trouble detection signal blown fuse is detected The machine stops immediately and RL1 main is turned OFF Error code is not dis played on operat...

Page 249: ...gnal blown fuse is detected PS109 LT upper limit detection or PS101 LT lower limit detection which has been OFF is not turned ON within 35 seconds of upward or downward movement started by turning ON of M100 LT up down drive At this time no abnormal detection signal is detected Error code is not dis played on operation panel It is displayed only on data collec tion list output Message Please load ...

Page 250: ...ON of M22 up down by pass At this time a trouble detection signal blown fuse is detected PS23 tray upper limit by pass or PS43 tray lower limit by pass which has been OFF is not turned ON within 10 seconds of upward or downward movement started by turning ON of M22 up down by pass At this time no trouble detection signal is detected M22 up down by pass DCDB DC drive board PRCB printer control boar...

Page 251: ...l operation return or PS41 is not turned ON within 35 seconds after turning ON of PS42 At this time a trouble detection signal blown fuse is not detected When SW1 main switch has been ON and PS41 charging wire cleaning pad HP has been OFF PS41 is not turned ON within 35 seconds of home position search operation forward started by turning ON of M23 charger cleaning At this time a trouble detection ...

Page 252: ...tion signal blown fuse is not detected PS11 is not turned OFF within 15 seconds after start of reversal operation return At this time a trouble detection signal blown fuse is not detected PS12 transfer separation wire cleaning pad limit is not turned ON within 40 seconds after detection of turning OFF of PS11 transfer separation wire cleaning pad HP at the start of reversal operation return or PS1...

Page 253: ...is detected during movement from the PS12 transfer separation wire cleaning pad limit side to the PS11 transfer separation wire cleaning pad HP side After retry the fifth motor lock signal is detected A trouble detection signal is detected two consecutive times the first signal is ignored in 7 seconds after turning ON of M15 toner supply 2 Because a trouble detection signal had been detected one s...

Page 254: ...drum READY1 signal not ready is not detected within 4 seconds after turning OFF of M2 At this time no trouble detection signal is detected The blade READY signal ready is not detected within 5 seconds after turning ON of the blade replacement signal or the blade READY signal not ready is not detected within 5 seconds after turning OFF of the blade replacement signal At this time a trouble detectio...

Page 255: ... or higher One minute after this the drum temperature is 60 C or higher Drum heater short circuit The charging ON OFF operation has been performed five consecutive times since the charging trouble detection signal was detected at start of charging The toner transfer ON OFF operation has been performed five consecutive times since the transfer trouble detection signal was detected at start of toner...

Page 256: ...th an abnormal value A drum surface potential of over 100V was detected 5 or more times when a 0V check was performed by drum potential sensor If this trouble is detected five successive times the corresponding error code is displayed The machine stops immediately and RL1 main is turned OFF The main body stops immediately and RL1 main is turned OFF Error code is not dis played on operation panel I...

Page 257: ...and ON again the FM2 EM signal is still abnormal and a trouble detection signal 24V off is detected The FM2 EM signal was abnormal 2 seconds after turning FM2 developing suction ON Two seconds after turning FM2 OFF and ON again the FM2 EM signal is still abnormal and a trouble detection signal blown fuse is detected The FM2 EM signal was abnormal 2 seconds after turning FM2 developing suction ON T...

Page 258: ...econds after turning ON of M12 registration motor When M5 paper reverse exit which has been OFF is turned ON a trouble detection signal blown fuse is detected When M9 transfer which has been OFF is turned ON a trouble detection signal blown fuse is detected When M10 paper exit which has been OFF is turned ON a trouble detection signal blown fuse is detected When M16 Web drive which has been OFF is...

Page 259: ...ng temperature 1 does not detect 50 C or higher when 180 seconds have passed since fixing ON control started at depression of SW1 main switch TH3 fixing temperature 3 does not detect 50 C or higher when 180 seconds have passed since fixing ON control started at depression of SW1 main switch TH1 fixing temperature 1 has detected 200 C or higher 30 or more consecutive times at intervals of 1 second ...

Page 260: ...r PS7 ADF brake is not turned ON within 0 5 seconds after start of HP search operation or an M13 scanner drive trouble detection signal blown fuse is detected PS5 scanner HP or PS7 ADF brake is not turned ON within 0 5 seconds after start of HP search operation or an M13 scanner drive trouble detection signal 24 V off blown fuse is not detected Fixing sensor abnormality Scanner abnormality F36 03 ...

Page 261: ...l HP is turned ON During scan forward operation PS4 scanner return is not turned ON within 0 13 second after turning OFF of PS6 original HP After original scanning PS7 ADF brake is turned ON before PS5 scanner HP is turned ON The M17 lock signal is not detected within 25 seconds after an attempt is made to change the M17 polygon speed The trouble detection signal 24V off is detected The M17 polygo...

Page 262: ...g FM5 OFF and ON again the FM5 EM signal is still abnormal and a trouble detection signal 24 V off is detected The FM5 EM signal was abnormal 2 seconds after turning ON of FM5 8 write section cooling 1 2 Two seconds after turning FM5 OFF and ON again the FM5 EM signal is still abnormal and a trouble detection signal blown fuse is detected The FM5 EM signal was abnormal 2 seconds after turning ON o...

Page 263: ...pansion process Decompression error When APC is performed the index sensor output does not change Compression of the read image and expansion in the page memory are not completed within the specified time after negation of SVV During image read image data compression from the scanner to the memory is not completed within the specified time Image data expansion from the scanner to the page memory i...

Page 264: ...d For example the expansion device was accessed although there was no resource During image read improper processing was performed For example the expansion device was accessed although there was no resource During image processing a filter coefficient could not be generated properly During access to the memory device a software error was detected Expansion from the memory to the page memory is no...

Page 265: ...rddiskfault or poorconnectionofconnector Communication error was detected during tandem operation Communication error was detected while tandem image data is transfering Adjustment of the sub scan beam interval failed for the following reason Defective index sensor M24 laser correction driving failure Abnormal 12VDC power supply M17 polygon driving failure Scanning started before completion of ori...

Page 266: ... unit drive section within 0 5 second after reception of power on ACK Main unit drive serial input error 4 Serial data is not received from the main unit drive section within 0 5 second after reception of power on ACK Drive board communication reception error detection fault A reception error occurred during reception of drive board serial data or a data checksum error or ID information error occu...

Page 267: ...detection signal 24 V off is not detected The FM3 EM signal was abnormal 2 seconds after turning ON of FM3 main body cooling 1 Two seconds after turning FM3 OFF and ON again the FM3 EM signal is still abnormal and a trouble detection signal blown fuse is detected The FM3 EM signal was abnormal 2 seconds after turning ON of FM3 main body cooling 1 Two seconds after turning FM3 OFF and ON again the ...

Page 268: ...cooling 3 Two seconds after turning FM6 OFF and ON again the FM6 EM signal is still abnormal and a trouble detection signal blown fuse is not detected The FM6 EM signal was abnormal 2 seconds after turning ON of FM6 main body cooling 3 Two seconds after turning FM6 OFF and ON again the FM6 EM signal is still abnormal and a trouble detection signal 24V off blownfuse isnotdetected At the start of co...

Page 269: ...tection signal 24V off is not detected Communication between the ICB image control board and OB1 operation board 1 does not start within 30 seconds after SW1 main is turned ON When SW1 main switch was turned ON area which had not been written by ISW was detected in the operation section control program O1 When SW1 main switch was turned ON area which had not been written by ISW was detected in the...

Page 270: ...istration detection fault PS308 original conveyance detection fault PS309 original reversal detection fault Non volatile memory fault FM301 ADF fan fault PS304 reverse jam detection fault PS313 original exit reverse detection fault M303 tray up dpwn drive fault If copy operation is being performed the main body stops after paper ejection The RL1 main is turned OFF If there is a paper in copying pr...

Page 271: ...F after the start of M11 stapler movement operation Or it does not go ON after OFF M4 stapler rotation abnormality Stapler R rotation abnormality The main body and FNS are stopped immediately RL1 main is turned OFF FNS CB FNS control board Connector FNS CB FNS control board Connector FNS CB FNS control board M2 roller shift PS18 rollershiftHP FNS CB FNS control board M3 tray up down PS2 trayupperl...

Page 272: ... within the specified time after M17 stapling and folding stopper release starts ope ration of HP detection PS27 folding stopper HP does not go ON within the specified time after M18 folding stopper starts operation of HP detection The main body and FNS are stopped immediately RL1 main is turned OFF FNS CB FNS control board RB relay board M23 clincher F M24 stapler F PS33 clincher HP F PS34 staple...

Page 273: ... turn ON within the specified time after M106 holder starts operation of HP detection PS203 sheet tray lower limit or PS204 sheet tray upper limit does not go ON within the specified time after the start of M201 sheet tray operation Communication abnormality in FNS CB FNS control board when sub CPU receives data Communication abnormality in FNS CB FNS control board when main CPU receives data No r...

Page 274: ...n SW1 main was turned ON ADU drive serial input error 1 Serial data cannot be received from ADUSDB ADU stand drive board 7 ID within 0 5 second when SW1 main was turned ON A 5 V or 12 V blown fuse signal is detected during serial initial communication A 5 V or 12 V blown fuse signal is not detected during serial initial communication When M8 ADU conveyance which has been OFF is turned ON a trouble...

Page 275: ...abnormality HDD F67 01 to 08 DF drive abnormality RADF F77 24 to 26 Folding stapling abnormality Folding stapling unit F77 31 to 37 Trimmer drive abnormality TU F77 41 PI abnormality PI F77 54 to 55 PU abnormality PU When any one of the following abnormality occurs the user can disconnect the faulty unit temporarily When a warning code is displayed press the RESET button and turning the main switc...

Page 276: ...4 72 ERROR CODE LIST 4 ELECTRIC PARTS LIST Blank page ...

Page 277: ... ADU paper reverse sensor Paper exit sensor ADU deceleration sensor ADU Pre registration sensor Copying starts ADU exit sensor Developing bias Transfer Separation Guide plate Separation claw drive solenoid Pre charge exposure lamp Charging Item Time sec M1 Symbol M4 MC3 MC4 M6 MC1 M2 M3 SD4 PCL M5 M10 M7 M8 MC2 SD2 PS48 PS18 PS54 PS44 PS45 PS2 PS57 PS61 PS58 PS59 PS60 PS46 High Low High Low F R Hi...

Page 278: ... sensor Leading edge detection sensor Fixing exit sensor Paper reverse sensor ADU paper reverse sensor Paper exit sensor ADU deceleration sensor ADU Pre registration sensor Copying starts ADU exit sensor Developing bias Transfer Separation Guide plate Separation claw drive solenoid Pre charge exposure lamp Charging Item Time sec M1 Symbol M4 MC3 MC4 M6 MC1 M2 M3 SD4 PCL M5 M10 M7 M8 MC2 SD2 PS48 P...

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