Hitachi IJ UX Service Manual Download Page 206

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5-12

5.8 Nozzle replacement

１

Depressurize the printer.

２

Remove the head cover and the heater cover.

３

Remove the excitation line from the 3P coupling cover and disconnect

the connector.

４

Remove the coupling cover fastening screw (B), the ground wire fastening

screw (D) and charge electrode fastening screw (C).

５

Cut the nozzle-side of Nozzle-out joint with cutter knife, etc.

“Caution” when removing the nozzle OUT joint, remove it so as not to pull the main

body side tube.

“Caution”
(1) If you scratch the coupling with a cutter or the knife, it may cause an ink leaking

and so on.

(2) When removing a cut piece of the tube, cut the tube piece and pull it off

the coupling.

Nozzle excitation connector

Coupling cover

Cut off this part

Nozzle out joint

Nozzle

Nozzle side

Main body side

Summary of Contents for IJ UX

Page 1: ...Service Manual HITACHI Printer Model UX Revision July 1 2015 Version ...

Page 2: ... Revision of UX service manual Revision Chapter Revised Page Frist Edition ...

Page 3: ...mation 2 15 2 3 6 Heating unit confirmation 2 17 2 4 Test of solenoid valve pump 2 19 2 5 Download 2 20 2 6 Calibration of viscometer 2 22 2 6 1 Calibration of viscometer 2 22 2 6 2 Operation test of viscometer 2 23 2 7 Circulation system environment setup 2 24 2 8 System reset 2 25 2 9 Back up 2 26 2 10 Unit information 2 27 2 11 Handling of the warning Product Speed Matching Error etc 2 29 2 12 ...

Page 4: ...nnection board 3 29 3 3 9 EZJ113 board Power relay board 3 29 3 3 10 EZJ114 board LED SW board 3 31 3 3 11 EZJ119A board Relay output board Optional board 3 31 3 3 12 EZJ130 board Software option control board 3 33 3 3 13 EZJ129 board Software option terminal board 3 35 3 3 14 Multiple Power Supply 3 43 3 3 15 High voltage power supply 3 45 3 3 16 DC fan 3 46 3 3 17 TUP I for UX D E only 3 47 3 3 ...

Page 5: ...d path for Low volatilization system UX E only 4 59 5 Print head related maintenance 5 1 5 1 Print head rough configuration 5 1 5 2 Cable running direction 5 3 5 3 Gutter configuration and replacement method 5 4 5 3 1 Gutter configuration 5 4 5 3 2 Replacement method 5 4 5 4 MGV filter replacement 5 5 5 5 Shutoff valve MV9 replacement 5 7 5 6 Heating unit replacement 5 9 5 7 APH board replacement ...

Page 6: ...7 Attached Drawing 7 1 7 1 Circulation system diagram 7 1 7 2 Electrical Connection Diagram 7 4 7 3 Circulation sequence 7 6 7 4 Dimensions around charge electrode and deflection electrode 7 8 ...

Page 7: ... ignored If the warning in the CAUTION category is ignored serious results may occur depending on the situation After the manual has been read it must be stored in such a location that all printer operation personnel can refer to it at all times All the instructions set forth in this manual are important and must therefore be observed without fail Pictograph Examples The symbols are used to indica...

Page 8: ...t tweezers a screwdriver or any other metal article into the ink ejection hole in the end of the print head When the printer is ready to print a high voltage approximately 6 kV is applied to the deflection electrode section in the print head Exercise caution to avoid electric shock injury and fire Be sure to shut off the power before replacing electrical components power PC board etc Be sure to un...

Page 9: ... mouth or soil your hands or clothing If any ink or makeup enters your eyes or mouth immediately flush with warm or cold water and consult a physician Before servicing the printer be sure to stop the ink ejection Because ink or makeup may splash into your eyes or mouth or onto your hands or clothing If any ink or makeup enters your eyes or mouth immediately flush with warm or cold water and consul...

Page 10: ...re that no makeup has entered and no vapors remain inside Should you find a leak of ink or makeup inside the printer while the printer is running or being maintained wipe it off promptly with wiping paper or something similar Then with the maintenance cover open stop the printer power it down and repair the leak Continuing operation with a leak of ink or makeup will cause an anomaly resulting in a...

Page 11: ...nt it must be managed in compliance with the Ordinance on the prevention or Organic Solvent poisoning Refer to the Instruction Manual and the Handling guidance of each ink for details Tenir hors de portée du feu L encre et la composition sont inflammables Tenir la machine hors de portée du feu Nettoyez et séchez immédiatement les projections d encre et de composition Soyez prudent lorsque vous man...

Page 12: ...d spurt out when the outside cover is removed Therefore when unplugging do not hold the bottle near your face place the can on a level surface open while covering the opening with a rag etc Ink and makeup must be stored as flammable liquids Storage must comply with local regulatory requirements Consult the appropriate regulatory agency for further information Ink and makeup must be handled in comp...

Page 13: ...ak down When replaced with an incorrect type of battery the battery is in danger of exploding Be sure to replace the battery with the one specified by parts list When disposing of the battery lithium battery you must comply with local regulatory requirements Consult the appropriate regulatory agency for further information Si vous remplacez avec un mauvais type de batterie elle risque d exploser A...

Page 14: ...1 8 1 2 Structure of each part in the main body 1 2 1 External views 1 External views UX E D 2 External views UX B ...

Page 15: ...1 9 2 External views Rear side 1 2 2 Main body internal Appearance with inner cover T removed ...

Page 16: ...1 10 1 2 3 Print head ＵＸＥＵＸＤＢ Air exhaust port ...

Page 17: ...cable that meets the following requirements in addition to those given above Standard UL CUL certified Rating 125 V 7A or more Plug NEMA5 15P Cable Type SJT 18AWG 60 C or higher Cable length 1 5 4 5 m Use the proper plug Be sure to ground properly Locate the equipment near an electrical outlet and arrange so it can be easily disconnected Use a power cable that is within the specified range Do not ...

Page 18: ... to unplug the power cable from the electrical outlet before performing work Precautions concerning electrical shock Inlet cover Be sure to mount the inlet cover Wrap the attached cable seal around the power cable and set in the position shown in the figure Caution Cable seal Power cable Inlet base Inlet cover Side cover ...

Page 19: ...Stream alignment 6 Replenish the ink in the main ink tank And fill ink in the ink circulation routes Replace solvent with ink Press Installation Ink refill on Circulation control screen NOTE Insert the tip of the Printhead into the beaker at Ink refill 7 Ink replenishment second replenishment Fill ink into a circulating system Press Ink drainage on Circulation control screen Follow the guidance di...

Page 20: ...ical Manual 6 10 Excitation V adjustment 13 Readjustment of APH gain Touch screen operation automatic acquisition Service Manual 2 3 4 Auto phase gain adjustment 14 Editing Print Data etc Print start delay character height etc Instruction Manual 4 Creation and printing of messages 15 Back up backup in service staff maintenance mode Service Manual 2 9 Back up Caution 1 The Caps which took off in st...

Page 21: ...version of ink management table Displays version of booting system program loader in parentheses next to the version display 10 Solenoid valve pump test Multiple operations of the solenoid valve can be carried out simultaneously 11 User environment setup Displays Product Speed Matching Error Arabic pattern variation and Minimum character height value 12 Touch screen setup Displays Status Color and...

Page 22: ...2 2 Service personnel maintenance mode setup procedure 1 Printing description screen is displayed 2 Press LOGIN The login user select screen is displayed LOGIN ...

Page 23: ...g of Service maintenance to protect on Password protection menu When the power is turned off the service personnel maintenance mode is automatically canceled When in service personnel maintenance mode the Touch screen is turned off if there is no panel input within 15 minutes regardless of the Display setting on Touch screen setup screen The equipment returns to user maintenance mode at this time ...

Page 24: ...ed 3 Modify the setting values Note This item is automatically reset to the initial value when ink type is changed 4 When setup is complete press Back The screen returns to the maintenance menu Note When change the ink type Ink concentration control switch to enable on circulation environment screen Set disable when does not use the Ink concentration control function on circulation environment scr...

Page 25: ...nce menu set the service personnel maintenance mode on the login user selection screen The adjustment operational checkout menu is then displayed 2 Press Excitation adjustment The excitation adjustment screen is then displayed For information on changing to the service personnel maintenance mode refer to 2 1 Setting of service personnel maintenance mode Excitation adjustment Manual Start up HOME B...

Page 26: ...djustment fails the Manual adjustment key is displayed Main causes of automatic adjustment failure Cause 1 The connection of the EZJ126 board and EZJ125 board is insufficient 2 The dip switch on the EZJ125 board is incorrectly set 3 The connection of the coaxial cable connector for excitation EZJ125 CN5 is insufficient 4 Replacement parts are out of order EZJ126 EZJ125 board nozzle head cable Proc...

Page 27: ...eform of TP14 excitation voltage on the EZJ125 board with an oscilloscope Model Vp p UX 360 20V Vp p Waveform of excitation voltage For the position of the board and test pins refer to 3 3 6 EZJ125 board Adjust oper checkout Excitation adjustment 0752 Excitation voltage value 0 2047 Proc status In progress Stop 2015 07 07 12 45 Com 0 Back Excitation voltage value ...

Page 28: ...ational checkout menu is then displayed 2 Press Charge voltage confirmation The Charge voltage confirmation screen is then displayed The voltage for confirmation is output for 3 minutes For information on changing to the service personnel maintenance mode refer to 2 1 Setting of service personnel maintenance mode Manual Start up HOME Back Adjust oper checkout Excitation adjustment Charge voltage c...

Page 29: ...e sure it is within the range of DC250V 15V When confirmation is completed press Abort and you can stop work before 3 minutes elapse Charge voltage Waveform of charge voltage confirmation GND level For the position of the board and test pins refer to 3 3 6 EZJ125 board ...

Page 30: ...justment operational checkout menu is then displayed 2 Press Phase margin test The phase margin test screen is then displayed For information on changing to the service personnel maintenance mode refer to 2 1 Setting of service personnel maintenance mode Manual Start up HOME Back Adjust oper checkout Excitation adjustment Charge voltage confirmation Phase margin test Heating unit confirmation Auto...

Page 31: ... Prints according to print conditions contents currently set for print target data 3 Print phase Automatic update Prints print phases in sequence from 0 to 15 f Total of 16 prints per cycle Specified phase Print phase can be specified by pressing Increment Decrement 4 Press Start The phase margin test in progress screen is then displayed Example of Print timing Button input Ready Adjust oper check...

Page 32: ...have deteriorated Clean the nozzle replace ink etc Example 5 7 A B C 1 2 3 6 7 A B C 1 2 3 7 7 A B C 1 2 3 8 7 A B C 1 2 3 9 7 A B C 1 2 3 Print contents A B C 1 2 3 Printed phase Printed phase which is set at present 16 phase in total a phase determined to be suitable from 0 to f Specify phase Ready Adjust oper checkout Phase margin test Abort Proc status In progress Print timing Print data Print...

Page 33: ...l checkout on the maintenance menu If Adjustment operational checkout is not displayed on the maintenance menu set the service personnel maintenance mode on the login user selection screen The adjustment operational checkout menu is then displayed 2 Press Auto phase gain adjustment The auto phase gain adjustment screen then appears For information on changing to the service personnel maintenance m...

Page 34: ...ure 5 When the automatic adjustment is not normally completed or the wave form is abnormality confirm that the periphery of the gutter part is made dirty with ink or makeup When dirtiness or the like is present wash the periphery of the gutter part surely dry it and then perform the automatic adjustment again Numerical values of the auto phase gain value can also be input by a ten key To the value...

Page 35: ...ed on the maintenance menu set the service personnel maintenance mode on the login user selection screen Adjustment operational checkout menu is then displayed For information on changing to the service personnel maintenance mode refer to 2 1 Setting of service personnel maintenance mode Manual Start up HOME Back Adjust oper checkout Excitation adjustment Charge voltage confirmation Phase margin t...

Page 36: ... be made The float is located at upper side and Sensor WHITE is ON Sensor RED Float LOWER Makeup Low Warning is appears The float is located at lower side and Sensor RED is ON Makeup is present Cartridge replacement can be made Note When the printer is in Stop state and High Temperature Print Control is set to Enable the dialog box shown below will be displayed in place of Initial 1 of Main ink ta...

Page 37: ...checkout is not displayed on the maintenance menu set the service personnel maintenance mode on the login user selection screen The Adjustment operational checkout screen is displayed For information on changing to the service personnel maintenance mode refer to 2 1 Setting of service personnel maintenance mode Manual Start up HOME Back Adjust oper checkout Excitation adjustment Charge voltage con...

Page 38: ...Indicates whether the heating unit is activated or deactivated 3 When Activate is pressed the heating unit turns ON Heating unit temperature rises The heating unit state is displayed as Activated 4 When the Deactivate is pressed the heating unit turns OFF Activate Adjust oper checkout Heating unit confirmation Ambient temperature 10 Deactivate Abort Proc status In progress Heating unit temp 20 Hea...

Page 39: ... and pump One solenoid valve at a time is operated 1 Press Solenoid valve pump test on the maintenance menu The solenoid valve pump test screen is then displayed 2 Press the operation button The operation state of the solenoid valve and pump is then displayed Confirm operation by operation sound Open The solenoid valve is opened Close The solenoid valve is closed Operation The pump is operated Sto...

Page 40: ...You can confirm version of each program on the screen 1 The maintenance menu is displayed If Prev menu Next menu is not displayed on the maintenance menu set the service personnel maintenance mode on the login user selection screen 2 Mount USB memory containing system data For precautions when replacing the EZJ126 board refer to 3 3 1 EZJ126 board For precautions when replacing the EZJ128 board re...

Page 41: ...re download to avoid such problem Use initialized USB memory with FAT16 or FAT32 when copying system data to USB memory Confirm the USB memory is can be used for download with your machine Please refer the chapter 6 5 21 for troubleshooting Confirm method Please confirm that the version of the USB memory and IJP is identical after download execution OK OK Cancel Download CG font data Correction da...

Page 42: ...ck Operation test the previous calibration Exec time 2015 07 07 11 30 the latest auto replenishment Exec time 2009 07 07 12 45 Start calibration Viscometer calibration HOME Stop 2015 07 07 12 45 Com 0 Plunger falling time Plunger falling time 1st 2nd 5th Average 3rd 4th Ink temperature XX Standard X XXX mPa s X XX sec X XX sec X XX sec X XX sec X XX sec X XX sec 1st 2nd 5th Average 3rd 4th Ink tem...

Page 43: ...ec time 2015 07 07 11 30 the current calibration Exec time 2009 07 07 12 45 Proc Status Ended Viscometer calibration HOME Stop 2015 07 07 12 45 Com 0 Plunger falling time Plunger falling time 1st 2nd 5th Average 3rd 4th Ink temperature XX Standard X XXX mPa s X XX sec X XX sec X XX sec X XX sec X XX sec X XX sec 1st 2nd 5th Average 3rd 4th Ink temperature XX Standard X XXX mPa s X XX sec X XX sec ...

Page 44: ...of 2 19 Careful Cleaning Setup Automatic stir out of operation Disable It does not stir it Enable It perform the stirring in the device every 24 hours Solvent recovery system UX E only Disable Selects enable disable for Solvent recovery system Enable 1 Press Circulation environment setup Start Continue on the second page of the circulation control menu of maintenance The Circulation system environ...

Page 45: ...intenance mode on the login user selection screen 2 Press System reset on the second page of the maintenance menu The confirmation message is then displayed 3 Press OK Please wait is displayed After the completion of the system reset the screen returns to the service maintenance screen For work after System reset Please execute work according to 3 2 1 EZJ128 board controller board 12 13 of replace...

Page 46: ... logging data viscosity data ink automatic replenishment data circulation control data fault warning history entry trace data Difference between copy target data maintenance modes User maintenance mode Service personnel maintenance mode Types of data Backup IJP USB memory Data copy USB memory IJP Backup IJP USB memory Data copy USB memory IJP Print data O O O O Standard character O O O O User patt...

Page 47: ...Board information Displays board mounting state Model key language key Upgrade key Option board To control ink and makeup usage time limit set Ink and makeup usage time limit to Enable and input the lot number displayed on the bottle label If used after the 1st day of the month following date of manufacture specified usage limit a warning is displayed every hour Note that the warning is displayed ...

Page 48: ...chine For information on changing to the service personnel maintenance mode refer to 2 1 Setting of service personnel maintenance mode Manual Start up HOME Back Unit information TYPE FORM UX D160W Serial number Ink type 1067K Lot No Input without hyphens Z999999999 Makeup type TH TYPE A Lot No Input without hyphens Z999999999 Ink viscosity coefficient Prev list Next list 9999 Expiration date manag...

Page 49: ...ring target sensor filtering Normal printing Enable Target sensor is off during target sensor filtering Repeat print stop Sensor chattering happens during target sensor filtering Improper Sensor Position fault occur 5 Print overlap fault check Disable Print Overlap Fault is detected Enable Print Overlap Fault is not detected in error 6 Add items online mode Disable Print items not add when online ...

Page 50: ...rt the print items will be automatically added 2 Add Items Process The print items will be added Column by Column using the format of the last column such as the number of lines and the character size If there be created the extra Column s and the print item s can t be added in units of Column the print item of the single line 5x8 5x7 character size will be added Please see below the examples when...

Page 51: ...ine Transmission Since the print data is re structured by adding the items if the print start signal is inputted right after the data transfer the error Print data changeover in progress will occur Please input the print start signal 400ms after the data is transferred 2 Print Data Recall Transmission The response performance will change whether this function is used or not However if the number o...

Page 52: ...cter orientation Reverse print Print signal type Print data changeover Char Size menu 1 signal ON OFF ON transition Reverse direction printing right justified left justified print complete print in progress Disable Enable 5x8 5x7 Change mode OFF forward ABC User environment setup Prev set tings Next set tings Char Size menu 2 Excitation V ref warning Product speed matching error 9x8 9x7 Disable En...

Page 53: ...ser environment setup Prev set tings Next set tings 00 0 50 Arabic pattern variation method2 method1 Stop 2015 07 07 12 45 Com 0 Print Overlap Fault Check Add items in online mode Disable Enable Disable Enable Disable Enable Layout display Normal Last printing Restriction of Character width setting Disable Enable ...

Page 54: ...iary functions The language selection screen is then displayed If Change language is not displayed set to service personnel maintenance mode on the login user selection screen 3 Press Change language and select the desired language Selected language is then registered in place of already registered language 4 Select language from registered languages Display language is then changed 5 Select input...

Page 55: ...mode Languege1 Input mode 1 English Thai Vietnamese Simple Chinese Local language Japanese Local language 2 Traditional Chinese Local language 3 Korean Local language 4 Japanese Local language English Thai Vietnamese Simple Chinese Local language 5 Traditional Chinese Local language 6 Korean Local language 7 Traditional Chinese Local language English Thai Vietnamese Simple Chinese Local language 8...

Page 56: ...ar Content Inaccurate 023 SYSTEM OPERATION ERROR S 073 Ink expiration time management 024 Ink Heating Unit Over Current 074 Special Output Response Error 025 Ambient Temperature Sensor Fault 075 External Communication Error 032 026 Print Controller Cooling Fan Fault 076 External Communication Error 033 027 Print Data Changeover Error C 077 External Communication Error 034 028 Print Data Changeover...

Page 57: ...ne Section Software 116 External Communication Error 020 117 External Communication Error 021 194 Unknown Print Data 118 External Communication Error 022 119 External Communication Error 023 200 No Ink Concentration Control 120 External Communication Error 024 201 Print Data Settings Notice 121 External Communication Error 025 122 External Communication Error 026 209 Power Restoration Procedure 12...

Page 58: ...ff the power and install the EZJ129 board EZJ130 board 2 Turn on the power 3 Insert the USB memory which IJP system data is stored 4 Press Option setup at the second page of the service maintenance work screen If Prev menu Next menu is not displayed on the maintenance menu set the service personnel maintenance mode on the login user selection screen When a USB memory which IJP system data is store...

Page 59: ...ure to add the option for UX B change to EZJ127A board HOME Back 04 Special communication A 05 External signal A 08 Barcode reader connection 13 LAN communication 07 MOBA 15 Special function 09 Line spacing expansion 17 High speed print 18x24 10 Secondary port Option setup none Disable Enable Disable Enable Disable Enable Disable Enable Disable Enable Disable Enable Disable Enable Disable Enable n...

Page 60: ... 000 3 Number of calendar 3 8 Shift code Available Time count Available Calendar substitution 48 99 Number of counter 3 8 Notice 1 Set the upgrade option setup before creating messages etc at the installation procedure 2 If the upgrade option setup step is degraded i e from 4 lines to 3 lines System reset confirmation message appears and selection of following a or b are required a If the stored m...

Page 61: ...HOME OK Stop 2015 07 07 12 45 Upgrade function setup Com 0 Warning Particle use 1 line 2 line 3 line 4 line 5 6 line f 2 f 2 f 2 f 3 f 3 Calendar items Shift code Time count Replacement items Count items 3 NOT supported 48 3 Max registers Max printing columns 300 240 f 1 f 1 286 f 1 47 f 1 786 f 3 8 supported 99 8 300 2000 1000 f 1 f 1 f 1 f 1 f 3 Number of upgrades available ４ Number of upgrades ...

Page 62: ...input and print signal is output On the other hand in Short mode to shorten the length of print preparation time it does not perform check of separation timing of these ink droplets However in Short mode and when there is any time of over 640ms with no printing performed the check is performed and even Short mode is set print quality is maintained as long as appropriate printing standby time is sa...

Page 63: ...ontinuous Change unit Encoder Product speed matching None Pulse rate div Factor 0 0 1 1 1 1 999 Enter denominator Repeat print 0 0 0 0 Repeat count 0 99999 SC Repeat intervals Back ＡＢＣＡＢＣ 9 9 9 9 9 m min Input 0 if unknown 0 0 0 0 0 Line speed Short Time of preparing for printing Standard 3rd screen Displayed when in Service personnel Mode Time of preparing for printing ...

Page 64: ...r Status color pattern list Status background color IJP Status Status background Pattern A White Stop Green Standby Starting Ink heating Stopping Service Drop adjust Cover open Blue Ready Red Fault Pattern B White Stop Right blue Standby Starting Ink heating Stopping Service Drop adjust Cover open Green Ready Red Fault Keyboard touch can be reduce when Standby Ready change button setting to Enable...

Page 65: ... operation 1 Setup of expiration date management Open the Unit information screen on Maintenance menu in service personnel maintenance mode If the setup item on the screen Expiration date management of ink and makeup is set to Enable expiration date management of ink and makeup is performed If set to Disable expiration date management of ink and makeup is not performed Default is set to Disable Ex...

Page 66: ...ration date of 1069K 24 months Estimated replacement time after opening 6 months Therefore fault output starting date is 30 months from 2014 07 The last day of 2017 01 2017 02 01 b When lot number was input in service personnel maintenance mode Input date of lot number Estimated time to replace is set as fault output starting date Expiration year and date of ink and makeup is ignored Ex JP K69 Yea...

Page 67: ...es Ink Shelf Life Information Text Replacement of ink is recommended Cause 1 It is estimated time to replace ink 2 Ink lot number is different Solution 1 Use ink within its expiration date at replacement 2 Confirm ink lot number on unit information screen 3 Contact your local distributor Button Close c Guidance of makeup shelf life messages Makeup Shelf Life Information Text Replacement of makeup ...

Page 68: ... circulation control menu of maintenance Set Careful Cleaning Stop to Disable Default setting Enable 3 Setup confirmation for Confirmation window for Manual Control Menu Go to Environment setup menu screen and press Touch screen setup Then press Display of Confirmation window for Manual Control Menu If Nondisplay is selected the shutdown process of Careful cleaning is NOT available 2 19 2 Instruct...

Page 69: ...button The regular shutdown process with nozzle cleaning is executed by pressing OK button or STOP 2 button 1 If Shutdown Process Confirmation message does not appear go to Item 1 2 below 2 STOP button will only show up with Model UX D E 1 2 Confirmation of setup items for Confirmation message display of Control menu In case that even the Shutdown button at top right is pressed but Shutdown Proces...

Page 70: ...tart up the ink concentration will become lower gradually by the automatic nozzle cleaning of shutdown process For stable IJP operation when IJP is started please run IJP with ejecting ink for a certain period of time By this IJP operation the ink concentration will be automatically adjusted and its viscosity will recover to the initial state The required run time will depend on the operation temp...

Page 71: ... 480 the oldest data is erased 1 Contents of each log file The following examples show the image of the logging data text file is pasted to Microsoft Excel format 1 Fault and warning log ALARM TXT Example Code Log management code of each Fault and Warning Refer to the 2 13 Fault Warning log management code Info1 to 4 Internal management code to specify the cause of alarm Date Time Code Message Inf...

Page 72: ...plenishment to the initial level 1 Ink replenishment for dot count 1 No makeup replenishment Low Increasing concentration control 1 Ink replenishment for dot count 1 2 Ink replenishment to the initial level No makeup replenishment No replenishment High Reducing concentration control 1 Ink replenishment 2 2 Makeup replenishment to the initial level No replenishment 1 In case of Dot count 65 536 dot...

Page 73: ...vel is higher than initial level when increasing or reducing concentration control 2 Normal end at Step C1 The main tank ink level becomes higher than initial level after ink replenishment for dot count 4 Normal end at Step C2 5 Normal end at Step C3 Abnormal end or terminated Mode A Abnormal end at step B1 B Terminated at step B1 C Abnormal end at step B2 D Terminated at step B2 E Abnormal end at...

Page 74: ...bility Instability in the 5 times measurement of falling time The difference between the maximum and minimum values of falling time exceeded 10 of average value 4 Out of range Initial level High speed machine The position of initial level at the high speed machine 1 to 3 0 At the other model Date Time 1 2 3 4 5 Average at falling time Temperature Standard Viscosity Adjustment of viscosity High spe...

Page 75: ...CM clock 2014 01 22 9 20 00 CCPU 2014 01 22 9 20 10 MCPU 2014 01 22 9 20 10 3 003 Select message 2014 01 22 9 25 35 0001 normal Code refer to the next page Sequence name refer to the next page Info1 Info4 refer to the each Logging contents Date Start time Finish timeCode Sequence name Result Aborted step info1 info2 info3 info4 1 2011 7 7 7 05 29 0 02 09 160 Eject ink B 3 0 0 0 0 0 2 2011 7 7 7 06...

Page 76: ...019 Print interval mode 005 Set Viscosity 020 Solvent recovery system 006 Excitation V 021 Ink Drop Charge Rule 007 Serial number changer 022 Cable length change 008 Unmatched model key 023 Print overlap check change 009 CM clock 024 Alarm display 010 Restore 025 The Radio Law is acquired 011 Ink shelf life 026 Tag reading of cartridge 012 Input LotNo 027 High temp print control 013 Upgrade key is...

Page 77: ...he USB root directly 2 Rescue procedure 1 Be sure to turn off the power 2 Insert a rescue memory USB into the slot 3 Turn on the power Download procedure start automatically 4 Turn off the power when the download is completed 5 Take the rescue USB from the USB port 6 Turn on the power the message of Model key Information Difference will show up Turn the Power OFF and then back On after 10 seconds ...

Page 78: ...ern Original Usable Standard character Original Usable User environment setup Original Usable System environment setup Original Usable Communication environment Original Usable Periodic replacement part mgmt Original Usable Operation setup Original Reinstall Ink operating time Cumulative op time and Pint count Alarm history All blank Excitation V up data Excitation V ref 11 Usable Touch screen set...

Page 79: ...from the Belt conveyor 1 Print head angle 20 Print distance 20mm Target distance from the belt conveyor 4mm ２ In case the Tapered Printhead is placed for Milk Carton Distance between the Tapered Printhead and Milk Carton 4mm a The print head is set levelly b The Print head is set with an angle 1 1 1 1 2 2 2 2 Print distance From printing surface to print head Inverted Previous Model Model UX Uprig...

Page 80: ... outside by the ink splash bounced back from the print target In order to avoid the print errors caused by the stains please ask the customer to watch the stains on the printhead and clean the printhead periodically as needed Milk Carton Upright Inverted 2 2 Print distance From printing surface to print head 2 2 Previous Model Model UX Upright Milk Carton Milk Carton ...

Page 81: ...ignal control and interior of inlet cover at primary power side When opening the cover of the controller part the engine part and I O part be sure to cut off the power supply And wait for at least 10 seconds before accessing The unit has such a part that high voltage is applied When performing the adjustment in a state where the cover is opened be fully careful about an electric Caution against el...

Page 82: ... bite on the cable Caution against electric shock Caution When opening the maintenance door in a state where the surface of the main body is wet ensure to remove water on the surface to prevent intrusion of the water to inside of the main body and open it softly EZJ119 board Available as option Fixing screw M3x2 EZJ127 board Fixing screw M3x2 IJP LAN UNIT Available on some models as option Fixed w...

Page 83: ...tric shock be sure to turn off the power supply and wait for at least 10 seconds and pull the power cable out of the outlet before opening the cover It is not necessary to remove Inlet cover or Inlet base when accessing to interior of the side cover Caution when accessing to interior of the side cover Be sure to connect the ground wire before turning on the power Caution against electric shock EZJ...

Page 84: ...BLY I O board UX B N Y 7 EZJ132 ASSEMBLY Circulation connection board Y Y 8 EZJ112A ASSEMBLY Phase sensor board Y Y 9 EZJ113 ASSEMBLY Power relay board Y N 10 EZJ114A ASSEMBLY LED SW board UX D E Y N 11 EZJ114B ASSEMBLY LED SW board UX B N Y 12 EZJ129 ASSEMBLY SOP terminal board OP N 13 EZJ130 ASSEMBLY SOP controller board OP N 14 EZJ119A ASSEMBLY Relay output board OP OP Component table of the Co...

Page 85: ...hen turn on the power with the system data USB memory card inserted Download will be performed automatically 7 After download is completed execute System reset on the second page of the service maintenance screen 8 Confirm Serial number on the Unit information screen and then confirm the date and time 9 Recover the data from the back up memory card by using the copy data function From the USB memo...

Page 86: ...ient on 2 10 Unit information 7 Adjustment of auto phase gain value 2 3 4 Auto phase gain adjustment 8 Excitation voltage setting Service manual 6 10 Excitation Setting Adjustment 9 Readjustment of auto phase gain value 2 3 4 Auto phase gain adjustment 10 Editing print data Instruction manual 4 Creation and printing of message 11 Setting of substitution rules Instruction manual 4 10 3 Print by sub...

Page 87: ...nnector for battery connection Fixing screw 3 locations Without Fixing screw Fixing screw 3 locations Fixing screw 3 locations Connector for USB F1 F2 IC34 F3 Connector for EZJ 114 board C55 Please use the Rescue soft when IJP does not normally stand up after exchanging substrates Refer to 2 21 Rescue soft for detail Caution ...

Page 88: ...attaching part external view CN8 Caution Before replacing the battery be sure to turn off the power Be sure to insert it into CN8 Or date backup cannot be performed After replacing the battery on the EZJ128 board turn on the power of the IJP and set the date and time Perform set up again if it shows wrong date or time With respect to the setting of date and time refer to the Instruction manual 6 2...

Page 89: ...less than 3V before disposal Caution Si vous remplacez avec un mauvais type de batterie elle risque d exploser Assurez vous d utiliser une batterie indiquée dans la liste des pièces Lorsque vous jetez la batterie isolez la avec du ruban adhésif etc 1 Mélangée à d autres métaux ou batteries une batterie non isolée peut chauffer et provoquer un incendie ou une explosion 2 Ne pas jeter la batterie au...

Page 90: ...flipping it upward 2 How to insert the FFC Insert the FFC with its contact surface facing down Also insert the FFC in a direction perpendicular to the connector Figure 3 Figure 4 Insert the FFC in a direction perpendicular to the connector Incorrect insertion like shown in figure 4 could cause conduction failure or breakage of the actuator Caution when inserting FFC Contact surface Figure 3 Actuat...

Page 91: ...2pieces and then remove EZJ128 board with Board mounting plate 4 Remove Backlight harness from LCD 5 Remove EZJ136 board with cables connected from LCD 6 Remove Fixing screws 3 2pieces 2pieces and then remove LCD 7 Replace LCD with new one and then reassemble all the removed parts and cables in reverse order of the procedures above Tighten Fixing screws 2 2pieces and Fixing screws 3 2pieces 2piece...

Page 92: ...l a new touch panel by performing opposite procedure When inserting the touch panel connection cable into the connector of the EZJ128 board hold both sides of the reinforced connecting portion as shown in the drawing and insert it so as not to fold the cable Caution when inserting or extracting touch panel connection cable Touch panel Maintenance door Wear the gloves when replacing the touch panel...

Page 93: ...h system data USB memory inserted Downloading will be performed automatically 10 After turning on the IJP the messages of Memory Fault M Print Data Setting Notice are displayed on screen display Please close the messages to touch the Close button 11 Execute System reset on the second page of the service maintenance screen 12 Confirm Serial number on the Unit information screen and then confirm the...

Page 94: ...vironment setup 5 Excitation adjustment 2 3 1 Excitation adjustment 6 Viscometer calibration or Viscosity coefficient input 2 6 1 Calibration of viscometer or input ink viscosity coefficient on 2 10 Unit information 7 Adjustment of auto phase gain value 2 3 4 Auto phase gain adjustment 8 Excitation voltage setting Technical manual 6 10 Excitation V adjustment 9 Readjustment of auto phase gain valu...

Page 95: ...r for EZJ125 board Connector for model key Connector for Language key Not mounted on UX B Connector for EZJ128 Connector for EZJ130 Not mounted on UX B TP323 SGND TP1427 Print in progress TP774 Encoder N TP787 Sensor N Please use the Rescue soft when IJP does not normally stand up after exchanging substrates Refer to 2 21 Rescue soft for detail Caution ...

Page 96: ... the power of the IJP and confirm the date and time Perform set up again if it shows wrong date or time Caution With respect to the setting of date and time refer to the Instruction manual 6 2 setting the Date and Time With respect to the replacement procedure of EZJ125 refer to 3 3 6 EZJ125 board With respect to the replacement procedure of EZJ130 refer to 3 3 12 EZJ130 board When replaced with a...

Page 97: ...the support area are not displayed if the unit information stored in the language key differs from the information stored in the unit Note at the replacement In the event of breakage of language key the key needs to be replaced Do not install any keys removed from other unit Before the replacement be sure to turn off the power Remove the language key from old EZJ126 board and install that key to C...

Page 98: ... by service personnel HOME OK Stop 2015 07 07 12 45 Upgrade function setup Com Warning Particle use 1 line 2 line 3 line 4 line 5 6 line f 2 f 2 f 2 f 3 f 3 Calendar items Shift code Time count Replacement items Count items 3 NOT supported 48 Max registers Max printing columns 300 240 f 1 f 1 286 f 1 47 f 1 786 f 3 8 supported 99 8 300 2000 1000 f 1 f 1 f 1 f 1 f 3 Number of upgrades available ４ N...

Page 99: ...f the power Set up DSW1 and DSW2 according to the nozzle diameter After replacing the board confirm the charging voltage Perform the excitation adjustment and the auto phase gain adjustment When removing the connector from CN2 CN3 and CN5 hold the socket housing and pull it out in straight Replacement procedure of EZJ125 board 1 Turn off the power 2 Remove the protective cover As the drawing below...

Page 100: ...d TP1 APH signal DSW1 Two spacers for fixing a protective cover Two fixing screws TP15 PTC signal LED1 Two fixing screws Two spacers for fixing a protective cover DSW2 Two spacers for fixing EZJ125 board Two spacers for fixing EZJ125 board CN5 CN3 CN2 EZJ125 board EZJ126 board Spacer for fixing the EZJ125 board Push the hook Pull up the EZJ125 board Spacer for fixing the protective cover Pull up t...

Page 101: ...ut NPN PNP can be selected by SW2 UX D E Standard UX B Option 5 Signal ground 6 Power supply for encoder Output DC24V 100mA max 1 Totem pole Open collector NPN can be selected by SW1 Power supply can be selected by SW1 7 Encoder signal Totem pole Input 8 Encoder signal Open collector NPN Input 9 Ground for Encoder 10 Ready Output Open collector NPN only 11 Signal ground 12 Fault Output 13 Warning ...

Page 102: ...rocative printing Deflection voltage ON OFF Run Reset Stop Input Output NPN Input Output PNP DSW2 Both of bits are put on the bottom Both of bits are put on the up position Input NPN Output PNP Input PNP Output NPN DSW2 Set only the right bit to the up position Set only the left bit to the up position SW1 Set content Default Bit 1 Setting is performed according to the specification of the encoder ...

Page 103: ...s lighted LED12 Reset input NPN When the reset signal input NPN is ON it is lighted LED13 Stop input PNP When the stop signal input PNP is ON it is lighted LED14 Stop input NPN When the stop signal input NPN is ON it is lighted LED15 Printing output PNP When the printing in progress printing completed signal output is ON it is lighted LED16 Online output PNP When the online output is ON it is ligh...

Page 104: ...e size AWG26 to 16 Φ0 5to 1 3 Wire covering to be stripped 8 to 9 mm Two fixing screws Two fixing screws TP6 SW1 LED1 LED4 LED19 Lot number Last digit B Terminal block TB1 13 pins SW1 Two fixing screws SW2 Two fixing screws LED1 LED23 TP6 Terminal block TB1 Lot number Last digit A Terminal block TB1 1 Push 2 Insert Twist the wires ...

Page 105: ... setting of SW1 and 2 4 Turn on the power 5 Input a special password for service maintenance mode on the select login user menu 6 Press Option setup button at the second page of the maintenance menu 7 Change the software option 20 Standard communication B to Enable 8 Return to the user maintenance mode on the password protection menu With respect to the setting of service maintenance mode refer to...

Page 106: ...cabinet 1 5 9 Connector on EZJ127 board 9 pin D sub connector Plug 6 Attaching screw Inch screw Pin number Name Input Output Remarks 1 NC Unconnected 2 RD Input 3 SD Output 4 DTR Connected to DSR on IJ printer 5 SG Ground 6 DSR Connected to DTR on IJ printer 7 RTS Connected to CTS on IJ printer 8 CTS Connected to RTS on IJ printer 9 NC Unconnected The control signals are looped back on EZJ127 boar...

Page 107: ...3 27 Circuit diagram of EZJ127A ...

Page 108: ...3 28 Circuit diagram of EZJ127B ...

Page 109: ...connectors to right places EZJ113 board external view AC power is supplied to the EZJ113 board In order to avoid an electric shock turn off the power and wait for more than 10 seconds pull the plug out of socket and then access the EZJ113 board Caution against an electric shock CN3 B side Connection to motor Ink circulation module CN4 B side Connection to magnetic valve CN1 A side Connection to EZ...

Page 110: ...ors CN1 2 3 4 and change EZJ113 board Three fixing spacers and one fixing screw 5 Insert the connectors to right places 6 Place the ground wire terminal around the connecting position then close the side cover When closing the cover be sure not to pinching of wires 7 Connect the ground wire terminal to the ground wire connecting position Inside of side cover CN4 CN3 CN1 CN2 EZJ113 Be sure to conne...

Page 111: ...f the power Before replacing the board be sure not to supply the electric power to the wires connecting to TB2 EZJ119A board external view Replacement procedure of EZJ119A board 1 Turn off the power and open the top cover 2 Remove the connectors CN7 of EZJ119A board 3 Remove the two fixing screws 4 Install a new EZJ119A board by reversing the above procedure Terminal block TB2 M4 SW3 Ready output ...

Page 112: ...ens or closes depending on whether the IJ printer is ready When the NC contact break contact is used the ready output signal is disabled The path between the TB2 terminals opens as shown in the table below no matter whether the IJ printer is ready When the NO contact make contact is used the ready output signal is disabled The path between TB2 terminals 1 and 3 opens and the path between TB2 termi...

Page 113: ... to right places Replacement procedure of EZJ130 board 1 Turn off the power and open the maintenance cover 2 Remove the connectors CN1 CN2 of EZJ130 board 3 Remove one fixing screw 4 Unplug the EZJ130 board from the connector CN10 on EZJ126 board and change the EZJ130 board 5 Install a new EZJ130 board by reversing the above procedure CN2 Connection to EZJ129 board CN1 Connection to EZJ129 board C...

Page 114: ...3 34 Setting of SW Check point Display of LED etc SW1 Setting of input signal Calendar stop signal Reserve input ＳＷ1 Both of bits are put on the up position Set the right bit to the bottom Mark Mark ...

Page 115: ...o TB3 Perform the setting of SW4 to 8 EZJ129 external view Replacement procedure of EZJ129 board 1 Turn off the power and open the top cover 2 Remove two fixing screws 3 Remove the connectors CN8 CN9 CN4 and wires from TB3 4 Install a new EZJ129 board by reversing the above procedure 5 Perform the setting of SW4 to SW8 Inside the top cover upper part of cabinet Two fixing screws EZJ129 board EZJ11...

Page 116: ... Input Output Remarks 1 NC No connection 2 RD Input 3 SD Output 4 DTR Output 5 SG Ground 6 DSR Input 7 RTS Output 8 CTS Input 9 NC No connection 1 5 9 Circuit board side connector 9 pin D sub connector plug 6 Attaching screw inch screw External device IJ Printer SG 5 SG 8 CTS Input RTS 7 RTS Output CTS 6 DSR Input DTR 4 DTR Output DSR Input RD 2 SD RD Output SD 3 Cable length maximum 5m FG Send da...

Page 117: ...e number signal bit 5 Input 13 Data message number signal bit 4 Input 14 Data message number signal bit 3 Input 15 Data message number signal bit 2 Input 16 Data message number signal bit 1 Input 17 Data message number signal bit 0 Input 18 Calendar stop Reserve input Input Signal can be selected by EZJ130 SW1 NPN PNP can be selected by SW8 19 Reserve signal ground 20 Reserve input Input 21 Reserv...

Page 118: ...Bit 5 Sets the polarity of strobe signal transmitted from host Setting Photo coupler operation voltage level at TB3 pin 8 ON OFF ON Bit 6 Reserve Set to OFF OFF Bit 7 Reserve Set to ON ON Bit 8 Sets Power supply ON In case of using Power supply OFF In case of not using Power supply ON SW5 SW5 Description Default Bit 1 Reserve Default setting is right table OFF Bit 2 OFF Bit 3 OFF Bit 4 ON Bit 5 OF...

Page 119: ...ion Set the right bit to the bottom SW8 Setting it according to the data message number signal connection is NPN PNP and the use of the power supply Default setting is both of bits are put on the up position When supplying power from IJ Printer When using external power supply NPN I F PNP I F NPN I F PNP I F SW8 Both of bits are put on the up position Set the left bit to the bottom Set the right b...

Page 120: ...is lighted LED14 Data message number signal bit 4 NPN When the data message number signal bit 4 input NPN is ON it is lighted LED15 Data message number signal bit 4 PNP When the data message number signal bit 4 input PNP is ON it is lighted LED16 Data message number signal bit 5 NPN When the data message number signal bit 5 input NPN is ON it is lighted LED17 Data message number signal bit 5 PNP W...

Page 121: ... bit 11 input PNP is ON it is lighted LED30 Strobe signal NPN When the strobe signal input NPN is ON it is lighted LED31 Strobe signal PNP When the strobe signal input PNP is ON it is lighted LED36 Signal during calendar Updating PNP When the Signal during calendar Updating PNP is ON it is lighted LED37 Signal notifying Completion of signal input PNP When the Signal notifying Completion of signal ...

Page 122: ...3 42 Circuit diagram of EZJ129 ...

Page 123: ...the fixing screws 6 positions and remove the side cover It is not necessary to remove the inlet base and inlet cover Caution against an electric shock In order to replace the multiple power supply it is necessary to access inside the side cover which has a portion where AC power is applied The multiple power supply has a portion where high voltage is applied In order to avoid an electric shock tur...

Page 124: ...stick tape strong power may be needed in the case of removal 10 Remove the connector CN2 and 4 of multiple power supply 11 Install a new multiple power supply by reversing the above procedure Check the clamping position of wire harness and connection of connectors on EZJ126 board CN11 14 20 22 24 Ground wire Yellow green spiral Ground wire Yellow green spiral Inside of side cover UX D E UX B EZJ11...

Page 125: ...high voltage power supply protective cover 3 Remove the protective cover of high voltage power supply 4 Remove the high voltage power supply Remove the two fixing screws and two fixing spacers 5 Install a new high voltage power supply by reversing the above procedure Check the clamping position of wire harness Caution against an electric shock The high voltage power supply has a portion where high...

Page 126: ...me plate and harness Replacement procedure of DC fan 1 Turn off the main power and open the maintenance door 2 Remove the DC fan connector CN21 on EZJ126 board Remove the two fixing screws of fan plate 3 Remove the two fixing screws of DC fan then remove the DC fan 4 Install a new DC fan by reversing the above procedure Red wire 24V Black wire GND White wire Sensor output Fan plate Two fixing scre...

Page 127: ... be sure to reassemble it TUP I appearance Replacement procedures 1 Turn the main power switch off and then open I O cover 2 Remove LAN cable from Ethernet connector on TUP I 3 Remove TUP I from TUP I holder plastic holder 4 Remove the harness connectors 2 places connected to EZJ127 board from TUP I 5 Replace TUP I and then reassemble the removed parts and connectors in reverse order of the proced...

Page 128: ...onnector from ILU Ethernet connection port 3 Remove the wire harness from the connector CN3 on EZJ127 board 4 Remove the ILU from plastic holder in I O area 5 Remove the six wires and connector for EZJ127 board from the ILU 6 Install a new ILU by reversing the above procedure ILU connection specification No Terminal name Connection specification 1 IN 0 Brown wire 2 OUT 0 Red wire 3 24V Orange wire...

Page 129: ...r off Procedures of RFID reader replacement 1 Turn off the main power 2 Open the control panel 3 Remove Protective cover as shown in the drawing below Push the Hook of the fixing spacer by finger and then pull up Protective cover For Two spacers 4 Dismount RFID reader harness from CN27 connector of EZJ126 board Protective cover EZJ125 board Spacer for fixing protective cover 2 pieces Push Hook Pul...

Page 130: ...eet be sure to the following 3 points below Replace Front beam sheet to a new one Confirm that there is NO adhesive remaining on the Front beam Attach the new Front beam sheet by pushing the Front beam sheet to the left side of the convexed frame When you attach Front beam be sure that the electrical wires or cables are NOT to be pinched between any parts Danger of Electrical shock Front beam shee...

Page 131: ...3 51 3 3 20 Electrical Connection Diagram ...

Page 132: ...3 52 ...

Page 133: ...451881 2N4ZH9191A Multiple power supply harness assembly J 1N4ZE0502A MGV harness UX K 2N4ZL2146A Level sensor harness UX L 1N4ZE0501A Sensor harness UX M 451888 3N4ZM4183A High voltage harness H assembly N 2N4ZL2144A High voltage harness S UX O 1N4ZE0066A I O harness UX P 2N4ZL2139A Connection harness MV UX Q 2N4ZL2140A Connection harness S UX R 1N4ZE0067A OP I O harness UX S 2N4ZL2154A Relay out...

Page 134: ...e will break the unit See the table below for reference torques Fixing screw Part to be fixed Parts where screws are used Material tapped Reference tightening torque N m kgf cm Self tapping screw M4X12 Viscometer etc Pump unit PBT G30 1 7 0 3 17 3 3 Circulation unit PBT G30 1 7 0 3 17 3 3 Ink main tank PBT G30 1 7 0 3 17 3 3 Self tapping screw M4X16 Solenoid valve Circulation unit PBT G30 1 7 0 3 ...

Page 135: ...aintenance cover Reservoir Unit Maintenance cover Remove Clamp Tube Cable Tube Cable Clamp CAUTION Carefully mount the Reservoir unit back to its place so that the piping tube of the recovery filter is not pinched After performing the task of pulling the Reservoir unit please make sure that the level sensor is functioning normally Street Fixing screw 2 Pull out Reservoir Unit Reservoir Unit Inner ...

Page 136: ... Reservoir unit is pulled outside as indicated in the figure in step 4 of 4 1 2 Access to the parts on the front side of the equipment a The length of the recovery filter tubes is limited only approximately 330mm When the Reservoir unit is pulled outside remove the fixing screw 1 position first then hold the Recovery filter base with your hand to remove the Reservoir unit from its original positio...

Page 137: ...Access method from the front 1 Perform 4 1 2 Access to the parts on the front side of the equipment and pull the reservoir unit out 2 Remove the fixing screws 2 pieces of the unit door and open the unit door Caution Take care not to cause the tubes to be caught Unit door Unit door ...

Page 138: ...4 5 2 Access method from the rear 1 Remove fixing screws 11 positions of the rear cover and detach it Rear cover These two screws can remain loosened ...

Page 139: ...by viewing the Drain Tube CAUTION When Air Trap is observed conduct Air removal until no Air Trap is observed Check the Level surface The Air Trap will not interfere with the operation of the printer Main Ink Tank Fixing screw Tube Lock K Tube Lock Q Tube Lock P Tube Lock G Tube Lock Drain Tube Main Ink Tank Yellow OFF Red 3 Blue 2 Black G White 1 ...

Page 140: ...ew 2 pieces and remove the filter clamp 6 Remove the joints of Recovery Tube and Drain Tube 7 Remove the Tube Lock UX E 2 Places 1 and 5 UX D B 1 Place 1 See the figure above Caution Put wiping paper under the main ink tank to avoid ink dripping on the floor etc 8 Remove the wire connecting part screws 5 positions of the liquid level sensor on the main ink tank Yellow OFF Red 3 Blue 2 Black G Whit...

Page 141: ...Solenoid Cable while above work is implemented 11 Remove the fixing screw 1 position and take out the main ink tank 12 Remove the tube locks 5 positions Caution Put wiping paper under the main ink tank for ink dripping Fixing screw Tube lock K Tube lock Q Tube lock P Tube lock G Tube lock Drain tube Main ink tank Hook Inner cover B Solenoid Cable Fixing screws Makeup reservoir ...

Page 142: ...up Reservoir confirm that the Solenoid Cable is routed to the hook of the inner cover B When installing the Makeup Reservoir out the hook of the Makeup reservoir into the hole of the Reservoir base first 17 Perform Ink refill and make sure that there is no ink leak 4 2 3 Removal method of the Main ink tank lid Fixing screws Main ink tank Inner cover B Cautions when URGENT OVERHAUL of the Main tank...

Page 143: ...re reducing valve and a new O ring 1 piece Caution Make sure to use O ring S 4 1 piece 5 Wet O ring S 4 with makeup and put it on the joint of the new Pressure reducing valve 6 Attach the new Pressure reducing valve in reverse order of the procedures above Caution When attaching the Pressure reducing valve make sure O ring S 4 is kept in place and it does not fall off Pay attention to the orientat...

Page 144: ...the ICU joint 2 Wet the O ring with the makeup and then insert it into the connecting port of the circulation unit Caution If it cannot be inserted smoothly the O ring may have jammed and get stuck Perform the procedures starting from Step 1 again 3 Tighten the fixing screw Caution Do NOT over tighten the screw or screw may strip and keep on turning Procedure for removing the ICU joint only Pump u...

Page 145: ...y attention to ink dripping MV7 Execute Ink drainage Drain the ink of the main ink tank from the drain tube MV8 Execute Pressure relief No operation is required Pay attention to makeup dripping MV11 1 No operation is required Pay attention to makeup dripping No operation is required Pay attention to ink dripping MV12 1 Execute Pressure relief No operation is required Pay attention to ink dripping ...

Page 146: ...erse order of the procedures above Caution Securely set the O ring in the groove of the solenoid valve Pay extra attention not to cause the O ring to fall off or pinched 7 Reset the time of the replaced solenoid to 0 on the Parts usage time management screen Fixing screws 2 Positions UX E only MV5 Brown MV2 Gray MV8 MV7 Blue Green Red MV6 MV1 Purple Yellow Orange MV3 MV4 MV11 Gray MV12 Red Solenoi...

Page 147: ... the rear side of the equipment The reason is that the connector is located on the rear side of the equipment 4 Remove the connector of the pressure sensor 5 Remove the screws 2 positions that fix the pressure sensor The pressure sensor can be removed Caution Put wiping paper under the solenoid valve for ink dripping Connector for pressure sensor Pressure sensor Unit door Fixing screws Pressure se...

Page 148: ...the new O ring with makeup and mount on the joint 8 Insert the pressure sensor to the joint and fix it with the fastener that was removed in step 6 Caution Use a new O ring Mount carefully so that the O ring does not fall out or is not pinched 9 Return the unit to its original state by performing the procedures in reverse order 10 Eject ink and make sure the ink pressure is normal Joint Fastener P...

Page 149: ...om the front and open the unit door Caution Be careful not to catch the tubes 5 Remove the tubes 13 positions that are connected to the circulation unit 14 positions for UX E Caution Be careful about ink dripping Caution On Model UX E when you replace circulation unit which was mounted in the printer with replacement part replace the plug on the replacement part with the ICU joint which is deliver...

Page 150: ...hat fix the circulation unit 4 positions The circulation unit can be removed 9 Clean the portion stained with ink and then install the new Circulation unit in reverse order of the procedures above 10 Perform Makeup refill and then Ink refill Make sure that any ink leak or makeup leak is not occuring at any places 5 positions 1 position 8 positions 1 position Fixing screws Circulation unit Fixing s...

Page 151: ...ccess to the parts on the rear side of the equipment 1 Access method from the front and open the unit door Caution Be careful not to catch the tubes 4 Remove the wire harness from the clamps 5 positions 5 Disengage the connectors of the electrical parts 6 positions pressure sensor viscometer 3 positions level sensor and float sensor 5 positions 1 position ...

Page 152: ...he door Remove the tube from the ICU joint which is shown by dashed line Remove the other tubes 3 positions by loosening the tube locks 7 Remove two screws which are located topside These screws are fixing ICU Fixing plate to Pump unit Fixing screw Fixing screw ICU fixing plate ICU fixing plate Pump unit Pull out connectors 6 positions Tubes Tube Fixing screws Fixing screws Door Pump unit ...

Page 153: ...Clean the portion stained with ink and make sure that the O rings 4 positions are securely mounted in the concaves of the lower side circulation unit Then install the new pump unit in reverse order of the procedures above 10 Perform Ink refill and adjust the pressure Make sure that there is no ink leak 11 Reset the pump time to 0 on the Parts usage time management screen Fixing screws 8 positions ...

Page 154: ... supply 3 Perform 4 1 3 Access to the parts on the rear side of the equipment 1 Access method from the front and open the unit door Caution Be careful not to catch the tubes 4 Remove the wires from clamps 5 positions 5 Remove the Motor connection connector Clamp Clamps Drive unit Motor connection connector ...

Page 155: ...t from the Pump unit Caution When the Drive unit is removed the springs on the Pump head 4 pieces are freed causing the internal parts diaphragms elongated To avoid this put the Drive unit back to its place approximately within 30 minutes 8 Attach the new Drive unit in reverse order Fixing screws Fixing screws Pump unit ...

Page 156: ...rocedure and remove the drive unit 4 Remove the fixing screws 2 positions and remove the pump head Example The following figure below indicates the case of the circulation pump head removal Caution Be careful not to lose the O ring O ring Pump head Circulation pump Supply pump Makeup pump Circulation pump Recovery pump Fixing screws 2 pieces ...

Page 157: ...e new O rings 2 pieces Be careful not to cause the O ring to fall off or pinched Refer to the figures below for identifications of 4 kinds of pump heads 6 Reset the pump time to 0 on the Parts usage time management screen Supply pump head Makeup pump head Circulation pump head Recovery pump head 1 position 2 positions 3 positions 4 positions ...

Page 158: ...arts on the rear side of the equipment 1 Access method from the front and open the unit door Caution Be careful not to catch the tubes ３ Remove the connector from the Motor ４ Remove the fixing screws 4 positions of the motor Motor connector Unit door Motor Fixing screw 4 pcs Motor Pump unit ...

Page 159: ... in reverse order of the procedures above CAUTION Beware of Motor Rotation When checking the motor with IJP door opened watch the motor rotation and or being caught by motor Fixing screw 4 pcs Motor Pump unit Board shall look down ...

Page 160: ...ragms elongated To avoid this put the drive unit back to its place approximately within 30 minutes ３ Remove the fixing screws 2 positions and take out the pump cover 4 Referring to 4 8 4 Motor replacement remove the motor 5 Hold the D cut of the drive shaft by spanner and remove the hex head bolt near the gear 6 Shift the drive shaft as shown by an arrow and remove the shaft from the bearing Fixin...

Page 161: ...kwise and remove the gear 8 Install the new gear in reverse order of the procedures above When installing coat the gear teeth with the silicone grease Use Silicone Grease G501 made by Shin etsu Chemical Co Ltd Turn counterclockwise Gear ...

Page 162: ...nt of makeup filter ２ Rotate the nut of the makeup filter and pull it out ３ Remove the used O ring and its filter by tweezers and mount the new ones ４ Reset the circulation filter time and or the makeup filter time to 0 on the Parts usage time management screen Second page of the circulation control screen Makeup filter Circulation filter Nut Filter O ring If the ink was accidentally spilled quick...

Page 163: ...and drain the ink into a beaker out of the ink reservoir s opening for attaching the sensor block At the ink drainage put wiping paper under the beaker for possible ink dripping If there is still ink remaining in the ink cartridge bottle do NOT lift the lever handle ２ Turn off the power supply ３ Perform 4 1 2 Access to the parts on the front side of the equipment and draw out the reservoir unit Ca...

Page 164: ... with ink and then install the new ink reservoir in reverse order of the procedures above Caution When installing the Ink reservoir put the hook of the Ink reservoir into the hole of the Reservoir base first Fixing screws Inner cover INK Ink reservoir Hook Reservoir base Hook Reservoir base Ink reservoir ...

Page 165: ...inage put wiping paper under the beaker for possible makeup dripping If there is still makeup remaining in the makeup cartridge bottle do NOT lift the lever handle ２ Turn off the power supply ３ Perform the procedures described in 4 1 2 Access to the parts on the front side of the equipment and pull the reservoir unit forward Caution Be careful not to catch the tubes ４ Remove the Sensor block from ...

Page 166: ... with ink and the install the new Makeup Reservoir in reverse order of the procedures above Caution When installing the Makeup Reservoir out the hook of the Makeup reservoir into the hole of the Reservoir base first Fixing screws Inner cover SOL Hook Reservoir base Makeup reservoir Hook Reservoir base Makeup reservoir ...

Page 167: ...olenoids １ Turn off the power supply ２ Follow the procedures described in 4 1 2 Access to the parts on the front side of the equipment and pull the Reservoir unit out ３ Remove the Fixing screw and remove Main ink tank Caution Be careful not to tip Main ink tank over ４ Remove the fixing screws 2 positions and remove the Makeup reservoir ５ Remove the Solenoid cable from the hook on the Inner cover B...

Page 168: ...enoid to be replaced and remove the solenoid cable １１ Put a new solenoid in reverse order of the procedures above Route the solenoid cable to the hook of the inner cover B Refer to the figure in step 5 for how to route the Solenoid Cable Caution When you install the solenoid do NOT pinch the wirings Color of solenoid cable of maintenance part is orange only and it is compatible with solenoid 13 an...

Page 169: ...ner cover B When installing the Makeup Reservoir out the hook of the Makeup reservoir into the hole of the Reservoir base first １３ On Solenoid valve Pump test screen confirm that the solenoid of ink side or Makeup side operates properly Lock engaged Lock pin comes OUT Lock Released Lock Pin pulled IN ケーブルの噛み込みに注意してください Hook Reservoir base Makeup reservoir Hook Reservoir base Makeup reservoir ...

Page 170: ...ed to c if no recovery is made c Replace viscometer 2 Viscosity Readings Out of Range Estimated cause Ink adhered to the IN side of viscometer Troubleshooting Disassemble and wash viscometer Estimated cause Proximity sensor was faulty Troubleshooting Replace the proximity sensor If there is no recovery with the above troubleshooting replace the viscometer 3 Inside Temperature Too High Cause Thermi...

Page 171: ...k remaining inside before removing the viscometer A Turn power on B Use Solenoid Valve Pump Test screen of Maintenance menu to turn on the pump to MV4 in that order and operate them for at least 10 seconds The ink remaining in viscometer will return to the main ink tank C Turn power off 3 Unplugging connectors Caution Do not perform this work with power turned on Doing so will cause Viscometer Tem...

Page 172: ...cometer seep out to the wiping paper 3 Make sure that no ink remains in viscometer and then pull out the cylinder If ink remains it will soil the coil 4 Put the plunger and the cylinder which are removed in a beaker filled with makeup and wash them for at least 5 minutes using an ultrasonic washer Viscometer cover Three viscometer cover setscrews Coil Cylinder Plunger Thermistor setscrew Thermisto...

Page 173: ...g procedure 1 Set the O ring on the viscometer OUT side and use the setscrews 2 pieces to attach the viscometer to the circulation unit 2 Plug in the connectors 3 Connect the viscometer IN side tube mark G Caution After reassembly it may be necessary to replace the ink and or calibrate the viscometer When disassembling and washing during installation Calibrate the viscometer Ink replacement is NOT...

Page 174: ...g plate and then replace the thermistor Caution When installing the new thermistor moisten the O ring with makeup to prevent it from being damaged 3 Return the viscometer to its original position referring to item 4 12 4 Caution After replacing the thermistor it is necessary to replace the ink and calibrate the viscometer see 2 6 Calibration of viscometer ...

Page 175: ...ng connections with the print head 4 positions Loosen the tube lock and pull out the tube 5 position for UX E Caution Apply wiping paper at the ends of the tubes for ink dripping CN5 CN4 CN2 CN7 FG line High voltage line Recovery line upper Mark A Recovery filter Circulation line Mark J Supply line Mark E Makeup line Mark R Recovery line UX E only Mark 7 Fixing screws 4 locations The inside of a s...

Page 176: ...Recovery filter base is removed described in step 4 of 4 1 2 Access to the parts on the front side of the equipment 7 Remove the tubes which were removed from the fixing clamps 8 Perform 4 1 3 Access to the parts on the rear side of the equipment and open the unit door 9 Remove the back cover 10 Rotate the Head H Clamp assembly by 45 degrees and pull the Head H Clamp Assembly out Fixing screws 11 ...

Page 177: ...ter Please see the figure above 14 Perform Ink Replenishment and adjust the pressure Make sure that there is no ink leak 15 Perform Excitation adjustment and Auto phase gain adjustment 14 wire cable shall be placed at the most right end Use Head H Clamp assembly which you removed bundling with new Print Head assembly Parts RX2 Head H Clamp assembly Claws High voltage line White Video signal line B...

Page 178: ...cks The solenoid valve is operating but ink does not flow Refer to 4 15 Repairing method when the circulation route is dry or sticks The solenoid valve malfunctions MV1 malfunctions When Open is executed on Solenoid Valve Pump Test screen no operation sound is produced Replace or repair the solenoid valve MV1 Refer to 4 15 Repairing method when the circulation route is dry or sticks MV9 malfunctio...

Page 179: ...lace the solenoid valve MV9 The pressure resistance of MV6 is faulty When the pump and then MV1 are turned on ink flows to the collation tube Solenoid Valve Pump Test screen Replace the solenoid valve MV6 Others The pressure sensor malfunctions Ink ejects and printing can be performed but the pressure value is abnormal Replace the pressure sensor Ink Over Fill often occurs The solenoid valve malfu...

Page 180: ...lve malfunctions MV4 malfunctions When Open is executed on Solenoid Valve Pump Test screen no operation sound is produced Replace or repair the solenoid valve MV4 Refer to 4 15 Repairing method when the circulation route is dry or sticks The circulation route clogs Clogging in the pipe or joint The nozzle can be flushed reversely and MV4 can be operated normally Refer to 4 15 Repairing method when...

Page 181: ...s clogged When Operated of pump and then Open of MV1 and MV6 are executed on Solenoid valve pump test screen the ink does not flow Refer to 4 15 Repairing method when the circulation route is dry or sticks MV2 malfunctions When Open is executed on Solenoid Valve Pump Test screen no operation sound is produced Replace or repair the solenoid valve MV2 Refer to 4 15 Repairing method when the circulat...

Page 182: ... abnormal Part Check method Criterion Pump motor 1 Operate the pump on the Solenoid Valve Pump Test screen 2 Measure the voltage at pin No 5 wire red 20 V DC or more Solenoid valve 1 Exchange the solenoid valve and or the connector with another normal solenoid valve and or connector 2 Set the solenoid value to Open on the Solenoid Valve Pump Test screen and check the sound An operation sound shall...

Page 183: ...the Solenoid valve pump test screen for 10 times or so If the operation sound is confirmed then restoration is complete If operation cannot be restored replace the solenoid valve 4 15 2 Repairing method for the supply pump 1 Remove the tube connecting block of the ink reservoir and then remove CV assembly After that connect handpump with makeup in it to the pipe M 2 Operate the pump MV2 and MV6 in...

Page 184: ... circulation pump by Start up or Eject ink 2 When the circulation pump is started operate it for about 10 minutes with the pressure adjusting screw turned completely clockwise to obtain the maximum pressure 3 Stop the pump and then execute Nozzle Backwash If suction from the nozzle is confirmed the repair work is completed If the pump is not repaired repeat the same operations starting from 1 agai...

Page 185: ...r 2 Loosen the thumbscrew and remove the Intake fan cover 3 Remove the Air filter Note The Air filter has front and rear faces Set the filter with red mark being invisible Air filter Red mark in rear Intake fan cover assembly Intake fan Thumbscrew Air filter Intake fan unit assembly Intake fan cover Intake fan cover Thumbscrew 2 locations ...

Page 186: ... of Intake fan cover assembly 7 Pull out the harness and remove the Intake fan unit from two positioning bosses 8 Install the new Intake fan unit by reverse order of the procedures above Positioning bosses two locations Harness routing Intake fan harness connector 冷却ユニットクミ Intake fan cover assembly Intake fan unit assembly Fastening screws 4 locations Intake fan unit assembly Fastening screws 4 lo...

Page 187: ...air filter in every two times 1 Turn off the power supply 2 Remove the exhaust cover 3 Remove the fixing screws 4 locations the filter cover and the R air filter 4 Install the new R air filter by reverse order of the procedures above Exhaust cover Red mark Filter cover Fixing screws 4 locations Filter cover R air filter Stainless wire mesh filter The R Air filter has front and rear faces Place the...

Page 188: ...4 55 5 Reset the time of the R air filter to 0 on the Parts usage time management screen ...

Page 189: ...nce please check the items below 1 Is there any wiring routed around the exhaust duct such as the power cord the electrical signal wirings etc Should there be dripping the wire cable coating may get cracked Please reroute the wiring and call customer s attention 2 Is there any track of the dripping Please propose a tray for dripping to customer There may be a possibility that the ink makeup was su...

Page 190: ...culation control Reservoir Makeup Drainage 2 Perform the procedures of 2 to 7 of 2 Operating Procedure of 6 16 1 Process prior to long term shutdown in Technical Manual Note Use Makeup S100A for the procedure 6 a of 2 Operating Procedure of 6 16 1 Process prior to long term shutdown 3 Replacing the ink filter Refer to 6 7 Replacing the ink filter in Technical Manual 4 Replacing the recovery filter...

Page 191: ...ometer 8 Drain the used makeup Execute Reservoir Makeup Drainage Press Maintenance Ink Circulation Reservoir Makeup Drainage 9 Set the Makeup cartridge for Ethanol based ink 10 Perform the procedures which drain the remaining makeup S100A and refill with makeup for Ethanol based ink Perform the procedures of 2 to 6 of 2 Operating Procedure of 6 16 1 Process prior to long term shutdown in Technical...

Page 192: ... Exhaust duct Please make sure you conduct following tasks beforehand for preparation a Makeup will drip from the Printhead Remove the Printhead cover and place the tip of the Printhead into the beaker b Makeup will drip from the Exhaust duct Place a fluid pan or a wiping paper under the Exhaust duct 2 Remove the Tube lock of the Exhaust tube Piping 5 which is connected to the Main ink tank and co...

Page 193: ...n MV11 and the Exhaust path Remove the Tube lock of the Exhaust tube Piping 1 which is connected to the Main ink tank and connect the Piping 1 to Hand pump Press Open for MV11 on Solenoid valve pump test screen Air exhaust port Negative deflection electrode Positive deflection electrode Nozzle orifice Gutter Printhead cover locking thumbscrew Charge electrode Exhaust tube Piping 1 Exhaust tube Pip...

Page 194: ...or Low volatilization system a Drain the liquid remaining between the Piping 5 and Printhead Press Open for MV3 on Solenoid valve Pump test screen MV3 shall be opened for 5 to 10 minutes b Drain the liquid remaining between the Piping 1 and Air exhaust duct On Solenoid valve Pump test screen press Operated for Pump and press Open for MV3 and MV11 The Solenoid valve Pump test shall be conducted for...

Page 195: ...r switch connector Cover switch Video signal line High voltage line APH board APH sensor Shutoff valve MV9 connector Shutoff valve MV9 Air purge tube Nozzle ground Nozzle Nozzle excitation connector Charge electrode Positive deflecting electrode Negative deflecting electrode Gutter APH shield plate Coupling Coupling cover ...

Page 196: ...hutoff valve MV9 Air purge tube Nozzle excitation connector Negative deflecting electrode Gutter APH shield plate Heating unit Shutoff valve MV9 connector Gas liquid separator APH board Nozzle 3P Coupling cover Nozzle ground Charge electrode Positive deflecting electrode Video signal line High voltage line ...

Page 197: ...hanged as shown in the following figure The customer should not attempt to run the cable himself The cable should be run by a service technician １ Remove the 4 fastening screws Pull out the coupling approximately 10 mm ２ Turn 90 ３ Tighten the 4 fastening screws Coupling ...

Page 198: ...n Following configuration differs according to the type of machine 5 3 2 Replacement method １ Remove the 2 fastening screws ２ The gutter base and APH shield plate come off Note The packing consists of a combination of 2 types With membrane O ring 1 6 APH shield plate O ring 2 2 ...

Page 199: ...over ３ Remove the lead wire of the nozzle and air purge tube ４ Remove Screw A 1 location and remove the coupling cover ５ Remove Screw B 1 location and Screw C 2 locations Remove MGV holder and nozzle In joint holder Lead wire Coupling cover Nozzle In Joint holder MGV holder Air purge tube MV9 filter ...

Page 200: ...rom the MV9 filter then remove O ring 3 9 Fix a new MV9 filter and O ring 3 9 Perform the assembly after dipping the O ring in makeup and confirm that the O ring does not jump out of the hole 2 Attach each cover ＭＶ9 MV9 filter Nozzle IN joint O ring 3 9 ...

Page 201: ...utoff valve connector ４ Remove the nozzle lead wire and the air purge tube ５ Remove Screw A 1 location and remove the coupling cover ６ Remove Screw B 1 location and Screw C 2 locations Remove MGV holder and nozzle In Joint holder Shutoff valve connector Air purge tube MV9 Lead wire Coupling cover MGV holder Nozzle In Joint holder ...

Page 202: ...ring does not jump out of the hole 2 Connect the makeup IN joint to the shutoff valve and fix it to the boss on the heating unit 3 Put the makeup in joint in the groove of MGV holder 4 Attach the MGV holder and fix the shutoff valve 5 Put the MV9filter O ring3 9 nozzle In joint and nozzle In joint presser foot 6 Assemble the shutoff valve connector 7 Spurt ink after the assembly and confirm that t...

Page 203: ...re and the air purge tube ４ 1 Remove Screw A 1 location and remove the coupling cover 2 Remove the heating unit joint presser foot and remove the ink supply tube E ５ Remove Screw B 1 location and Screw C 2 locations Remove MGV holder and nozzle In Joint holder Air purge tube Lead wire MGV holder Coupling cover Nozzle In Joint holder ...

Page 204: ...ar cover 8 screws ８ Remove the connector and remove the heating unit ９ Prepare a new heating unit and put an O ring1 7 in the terminal area of the ink supply tube E Perform the assembly after dipping the O ring in makeup and confirm that the O ring does not jump out of the hole 10 Attach the heating unit ＭＶ9 Heating unit Heating unit Connector ...

Page 205: ...the connectors 2 locations ６ Remove the APH sensor When returning to the original state remove the gutter base fasten the APH board and then re attach the gutter base in order to enhance O ring assembly reliability of the APH sensor ７ Perform the automatic phase gain adjustment Gutter base O ring 2 2 APH board Fastening APH sensor Connector Connector ...

Page 206: ...ode fastening screw C ５ Cut the nozzle side of Nozzle out joint with cutter knife etc Caution when removing the nozzle OUT joint remove it so as not to pull the main body side tube Caution 1 If you scratch the coupling with a cutter or the knife it may cause an ink leaking and so on 2 When removing a cut piece of the tube cut the tube piece and pull it off the coupling Nozzle excitation connector ...

Page 207: ... imperfect ink will below off ８ Cut the recovery side tube of the new nozzle into a suitable length and connect the nozzle OUT joint Caution 1 Get rid of the tube remaining on the joint in the 5 2 When the tube is hardly put in the joint because it slips grasp the front edge of the tube by a JK wiper or the like and put it in the joint ９ Put the charged electrode in the new nozzle and fix the vide...

Page 208: ... cleaning with MEK or genuine Makeup to remove ink component and other soluble substances in solvent 2 Drying by air blow or leaving it for 3 to 5 minutes to remove the solvent on the nozzle orifice surface 3 Ultrasonic cleaning with Weak Alkali Detergent for 30 minutes to remove the foreign objects that cannot be removed by MEK or Makeup See 1 above 4 Ultrasonic cleaning with water pure water 2 f...

Page 209: ...s 45 kHz the change in surface of the aluminum foil may not appear Figure 1 Example Placing aluminum foil in the ultra sonic cleaning machine Photo 1 Status of aluminum foil after 1 minute ultra sonic cleaning 2 Notice etc 1 The material of the inner tank should NOT be made of resin Either SUS or Glass is preferred Its thickness shall be thin Because the sound wave is absorbed reduced 2 The up and...

Page 210: ...side After that attach a new O ring P 6EPT and a new PTFE filter F 20 8 8 ４ Attach the removed nut to mist collector and then attach all removed parts in the reverse order of the procedures above Fixing screw of coupling cover 1 location Mist collector Nut Using two 8 mm wrenches hold housing by one wrench and remove the nut by the other wrench O ring P EPT PTFE filter F20 8 8 O ring P EPT PTFE fi...

Page 211: ... the packing Caution Before removing the banding band and the packing put a mark on the tube by a tape etc as the guide for reassembling the new ones Coupling Banding band Packing Tube transparent Coupling Thermistor Fixixng screws 2 pieces Fixixng screws 2 pieces Banding bands 2 locations Packing UX D B UX E Tube transparent Put a mark here Put a mark here ...

Page 212: ...cking around the bundle of wires and tubes 2 When reassembling the removed parts be sure NOT to pinch any wires 3 When attaching the new banding band and the new packing be sure to the points described in the figure below New thermistor Used thermistor White wire Red wire UX E UX D B Refer to these figures when attaching the banding band and the packing s for their locations and directions Attach ...

Page 213: ...nd high voltage GND screw on the rear side of the head base The setscrews of the high voltage electrical power lines are coated with silicon rubber Unscrew the screws by breaking the coating by a driver or the like ６ Remove the deflecting base by unloosening the deflecting base setscrew and replace it with a new one ７ Perform the assembly in inverse procedure Caution When mounting the rear cover a...

Page 214: ...d terminal If the downside is almost filled fill up the upside of the screw Dispenser Insert the tip of the dispenser into the downside of the terminal to fill the downside space High voltage line terminal round terminal Dispenser Nozzle The metallic portion of the high voltage line terminal portion should be completely hidden Rib of the base plate Fill it up to approximately the same height as th...

Page 215: ...ain adjustment シリコン注入のコツディスペンサの保管 Knack of infusing the When infusing the silicone into the dispenser perform it as shown below to purge air Metallic needle Cylinder Put the silicone in Place the needle on the upside Cylinder Downside is NG Wait until the silicone comes down to the piston Piston Place the needle on the upside Push the piston as if to purge air Storage of the dispenser If left as ...

Page 216: ...head base and the head cable and remove the head base １０ Attach a new head base Caution A Do not mix up lead wires and tubes which each is disposed on the front face nozzle side and the back face high voltage cable side Front face UXB D ink furnishing tube E makeup ink tube R circulation tube J air purge UX E In addition to the above Gas supply tube 5 Liquid recovery tube 6 Back face recovery tube...

Page 217: ...deo signal wire and the high voltage wire After screwing the high voltage wire coat it with silicon With respect to the coating method refer to the item 5 11 8 Deflecting base replacement Procedure １５ Assemble each connector and close the base rear cover １６ Attach the gutter base the sealing valve and the nozzle １７ Attach the cable seal plate the deflecting electrode and the video signal wire Caut...

Page 218: ...h the new head cable １ As re install the cables and tubes pay attention totake of Edge guard and breakcables and tubes ２ Refer to 4 13 Print head replacement procedure １２ for connection of console and head cable ３ Refer to 5 12Head base replacement procedure １５ and ７９for connecting the Print head and the Head cable Edge guard Caution against an electric There is work of opening the maintenance d...

Page 219: ... Fault 6 2 25 Language key Fault 6 2 26 Charge Voltage Too Low 6 2 27 Circulation Route Pressure Is High 6 2 28 Makeup Level Sensor Broken 3 6 2 29 Ink Drop Charge Fault Ink Low Fault２ Refer to 6 4 19 Makeup Low Fault２ Refer to 6 4 20 6 3 Faults Print stop type 6 3 1 Ink Drop Charge Too High 6 3 2 Barcode Short On Numbers 6 3 3 Shutdown Fault 6 3 4 Count Overflow 6 3 5 Print Overlap Fault 6 3 6 Pr...

Page 220: ... Warning２ Refer to 6 4 20 6 5 Faults No on screen indications 6 5 1 Chipped print lower dots 6 5 2 Chipped print upper dots 6 5 3 Varying character height 6 5 4 Increased character distortion 6 5 5 Disordered characters 6 5 6 Ink leakage blowout Print head 6 5 7 Printing initiation failure in ready for printing state no prints 6 5 8 No ink ejection from nozzle 6 5 9 Freeze of display 6 5 10 Proble...

Page 221: ...makeup Yes No Return the sensor section to its position Return the sensor section to its position Ink Low Fault Is the fault cleared by pressing the Clear key Is an insoluble substance deposited on the sensor No Remove and joint the following connectors EZJ126 CN13 EZJ132 CN1 CN3 Is the fault cleared by power on reset END 1 OK Yes 3 Is the connection harness conducting Replace the harness 2 NG Rep...

Page 222: ... cover Turn OFF the power and then pull out the sensor No Is the initial level sensor ON No Replace the EZJ126 board Yes Is there a creepage leak between the ground electrode and the over fill electrode of liquid level detection of the main tank Check it by mounting and removing the harness Remove the ink adhering onto the creepage surface between the two electrodes Or replace the sensor part of t...

Page 223: ...isconnected Connect the connector Disconnect the connector and then reconnect it Does the printer become ready for printing Yes No No Replace the high voltage power supply unit Does the printer become ready for printing Yes No Replace the EZJ125 board END Does the printer become ready for printing Yes No Replace the EZJ126 board END Yes END ...

Page 224: ...eplenishment Time out fault recur Replace the connection harness No Yes No Yes Yes Does the ink flow into the main ink tank from the ink reservoir when Pump MV2 and MV6 are operated on the solenoid valve pump test screen Does the ink flow into the main ink tank from the ink reservoir when the CV assembly on the tip of the tube connection block of the ink reservoir is removed and Pump MV2 and MV4 a...

Page 225: ...oes the initial level sensor operate Disconnect the connectors then reconnect them 3 connectors Connect the connector Is the EZJ126 board CN13 or EZJ132 board CN1 3 connector disconnected Is the connection harness conducting Replace the harness Replace the EZJ126 board Is the fault cleared by power on reset Does the initial level sensor operate Yes No No Yes Yes No No No Yes Yes Resume the operati...

Page 226: ...op shape good Change the excitation voltage setting to assure proper ink drop shape No Yes Is the nozzle clogged or the ink stream bent 1 No Replace the EZJ126 board Remove the orifice plate from the nozzle subject it to ultrasonic cleaning reinstall it and adjust the stream Execute the Nozzle Backwash function from the circulation control screen If the problem is not fixed Replace the print head ...

Page 227: ...dy insulated from the other equipment Is the IJ printer connected to its dedicated ground Clear the fault Restart the IJ printer Replace the EZJ126 board Replace the multiple power supply Does the fault recur Replace the EZJ128 board Noise Fault C Yes Used the SOP05 for call up print data Yes The strobe input timing is following the regulation Input the strobe signal with correct timing of the SOP...

Page 228: ...No Yes Yes Is the ink recovered without filling the gutter hole with the ink Yes No Yes Does the ink stream enter the center of the gutter Adjust the ink stream position No 1 Press the Clear key to clear the fault Press the Start up key to restart the IJ printer Press the Clear key to clear the fault Press the Start up key to restart the IJ printer See section 6 5 8 No ink suction from gutter Are ...

Page 229: ...ssued Has the ink makeup entered inside the nozzle head rear cover Wipe the entered ink makeup away with JK wiper and allow inside print head rear cover to thoroughly dry Yes No Replace the ink Replace the EZJ125 board Resume the operation No Yes Is the alarm issued Replace the EZJ126 board Resume the operation Yes No Is the high voltage line dusty Wipe and clean the dust off the line and allow to...

Page 230: ... ink build up or other foreign matters on MV7 Is the connection harness conducting Replace the harness Replace the EZJ126 board Is the fault cleared by power on reset Does the Initial level sensor operate Yes No No Replace the connection harness No Yes Disconnect the connectors then reconnect them 3 connectors Connect the connector Is CN13 of the EZJ126 board CN1 or CN3 of or EZJ132 board disconne...

Page 231: ...he overall wiring diagram Turn OFF the power Yes No No Yes Yes Connect the sensor connector No Is the fault cleared by power on reset Is the connection harness conducting Replace the connection harness END Yes Yes No OK NG END Replace the sensor Replace the EZJ126 board Is the fault cleared by power on reset No Disconnect the connectors then reconnect them 3 connectors Connect the connector Is the...

Page 232: ...erating mode Restart the IJ printer Ink Heating Unit Too High See Section 6 5 8 No ink ejection from nozzle Does the ink jet out Yes No Disconnect EZJ125 board CN7 connector and reconnect it Replace the heating unit Replace the EZJ125 board Does the fault recur Yes No Resume the operation Does the fault recur Yes No Clear the fault From the maintenance screen place the heating unit in the operatin...

Page 233: ...onnector Multi DC Power Supply Fan Fault Is the multiple power supply fan running No Is the EZJ126 CN2 connector or multiple power supply CN4 connector disconnected Yes Replace the EZJ126 board No END Is the problem fixed No Yes Replace the multiple power supply ...

Page 234: ...move the print head cover Pour the makeup over the charge electrode area to clean it Yes Replace the EZJ126 board No Does the printer become ready END Yes Replace the print head No Does the printer become ready Replace the EZJ125 board Does the printer become ready Yes No Replace the multiple power supply Does the printer become ready Yes No ...

Page 235: ...Is the ink stream being ejected from the nozzle Refer to 6 5 8 No ink ejection from nozzle Refer to 6 2 5 Ink Drop Charge Too Low Yes No END Is the problem fixed No Yes Replace the EZJ125 board Replace the print head END Is the problem fixed No Yes Replace the EZJ126 board Is the gutter section soiled No Refer to 6 2 5 Ink Drop Charge Too Low Yes END Is the problem fixed No Yes Replace the EZJ112 ...

Page 236: ...the Instruction manual Caution Ink Heating Unit Temperature Sensor Fault Disconnect the EZJ125 board CN7 connector and reconnect it Replace the heating unit Replace the EZJ125 board Resume the operation Yes No Clear the fault From the maintenance screen place the heating unit in the operating mode Restart the IJ printer Does the fault recur Yes No Replace the EZJ126 board Does the fault recur Clea...

Page 237: ...ation Memory Fault OP Does the fault recur when the EZJ130 board is attached No Yes Replace the EZJ130 board Memory Fault M S Resume the operation Does the fault recur upon power on reset No Yes Memory Fault C Does the fault recur upon power on reset No Yes Replace the EZJ126 board Replace the EZJ128 board Does the fault recur Do the system reset by rescue soft Yes No Do the system reset by rescue...

Page 238: ...on Ink Heating Unit Over Current Is the PTC resistance measured between the EZJ125 board TP3 and TP15 lower than 23 Ω No Yes Replace the heating unit Replace the EZJ125 board Does the fault recur Yes No Clear the fault From the maintenance screen place the heating unit in the operating mode Restart the IJ printer Replace the print head Does the fault recur Yes No Resume the operation Replace the E...

Page 239: ...or and reconnect it Replace the print head Replace the EZJ126 board Resume the operation Does the fault recur Yes No Does the fault recur Yes No Cooling Fan Fault Disconnect the EZJ126 board CN21 connector and reconnect it Replace the EZJ126 board Resume the operation Replace cooling fan Does the fault recur Yes No Does the fault recur Yes No ...

Page 240: ...tor CN13 of the EZJ126 board CN1 and CN3 of the EZJ126 board pump motor t Replace the EZJ126 board Resume the operation Replace the pump motor Does the fault recur Yes No Yes No Does the connection harness have electrical continuity Replace the connection harness Does the fault recur Yes No Yes No ...

Page 241: ... Is the fault issued again Yes No Resume the operation Is the fault issued again Yes No Replace the EZJ126 board Is the fault issued again Yes No Viscometer Ink Temperature Sensor Fault Replace the thermistor of Viscometer Replace the EZJ126 board Resume the operation Does the fault recur Yes No Does the fault recur Yes No Disconnect and reconnect the following connectors EZJ126 CN13 EZJ132 CN1 3 ...

Page 242: ...ace the EZJ126 board Does the fault recur Yes No Resume the operation Does the fault recur Do the system reset by rescue soft Model key fault Does the fault recur after disconnect and reconnect the model key to EZJ126 board CN15 It is necessary to change the model key Contact your local Hitachi sales office with the unit serial number and model name No Yes Replace the EZJ126 board Does the fault r...

Page 243: ...oo Low Does the fault recur Replace the EZJ125 board Replace the EZJ126 board Does the fault recur Does the fault recur No No No Yes Yes Yes Clear the fault Place the printer in The Ready state Replace the high voltage power supply Resume the operation ...

Page 244: ...is issued An alarm Circulation Route Pressure Is High is displayed on the screen when the ink is being ejected and the ink pressure is not lowered at MV5 ON Open step in the following sequences 1 2 and 3 When Ink pressure is still kept at 0 05Mpa or higher 1 Eject Ink Goes to Ready 2 Eject Ink Goes to Standby 3 Ink circulation Refer to 7 3 Circulation sequence for sequences Press Operation test bu...

Page 245: ...ir work properly End Replace EZJ126 board Turn OFF power Any disconnection or poor connection is found at CN13 connector on EZJ126 board or CN1 or CN3 connector on EZJ132 board Remove the connector once and reconnect it Does the connection harness have electrical continuity Replace the connection harness No Yes No Yes Replace the sensor block of Makeup reservoir Yes No Yes No Go to Level sensor co...

Page 246: ...f DSW2 of EZJ125 board correct Yes Replace the EZJ125 board Replace theEZJ126 board Does the fault recur Replace the high voltage power supply Does the fault recur No No Yes Yes No Correct the setting of DSW2 of EZJ125 board Does the fault recur Yes No Resume the operation ...

Page 247: ...oper ink drop shape Refer to 6 5 18 No ink suction from gutter No Eliminate the cause of vibration or shock Does the IJ printer become ready for printing when you eject ink and start the IJ printer with the high voltage power supply unit high voltage output FASTON terminal disconnected Replace the high voltage power supply unit Has the ink makeup entered inside the print head rear cover See the se...

Page 248: ...nal 13 Refer to the Instruction Manual 4 13 3 Set various printing 6 3 3 Shutdown Fault Barcode Short On Numbers Input the fixed number of character for EAN 13 EAN 8 UPC A UPC E Resume the operation Shutdown Fault Disconnect the EZJ113 board CN4 connector and EZJ126 CN20 connector and reconnect them Replace the EZJ113 board No Resume the operation Is the fault issued again Yes Replace the EZJ126 b...

Page 249: ...ration to 9 ms or longer Set the repeat printing intervals to the printing time plus 9 ms or longer Replace the EZJ126 board No Yes Yes Yes No Perform sensor filter setup Yes No Resume the operation Is the print start signal chattering Are the repeat printing intervals less than the printing time plus 9 ms with the repeat printing mode selected No Count Overflow In case of count multiplication pri...

Page 250: ...he head cover damaged or missing Properly install the magnet Yes Yes Yes No No Is the EZJ125 board CN7 connector disconnected Connect the connector Replace the EZJ126 board No Yes No Open the print head rear cover and position the magnet close to the cover switch Does the cover switch conduct Press the Clear key to clear the fault Resume the operation Replace the cover switch No Yes Print Head Cov...

Page 251: ...ting function required No Set the Repeat count to 0000 Replace the EZJ126 board Yes No Resume the operation Decrease the clearance between the print head and print target detector Yes Ensure that the print start signal does not chatter any longer Yes No Is the print start signal chattering No Is the Repeat count is set to 0000 from the print specifications screen ...

Page 252: ...setting is greater than necessary for the sensor normal ON time Select a setting that is greater than necessary Does the sensor turn ON and OFF Clean the sensor to eliminate any obstacle Replace the sensor No Yes No If the problem is not fixed Yes No No Yes Replace the EZJ127 board Replace the EZJ126 board Yes Clear the fault Resume the operation Is there any dirt buildup or other obstacle on the ...

Page 253: ...ween the sensor and print head and reduce the number of workpieces between the sensor and print head to four or less Yes The print target detection signal entered while the printer was not ready See that the print target detection signal enters after a while SUPPLEMENT Print Data Changeover In Progress Resume the operation There is a way to set the item Print data changeover on User environment se...

Page 254: ...s having differing formats is reduced to eight or less Yes No Resume the operation SUPPLEMENT Columns differing in the line count line spacing or dot matrix will be handled as different formats Blank Print Items Does any print item consisting of Blank characters alone exist Adjust the print contents so that print items consisting of Blank characters only no longer exist Yes No Resume the operation...

Page 255: ...e connector is disconnected and then reconnected Replace the EZJ128 board Yes Yes Resume the operation Replace the EZJ126 board Does the fault recur Yes No Used the SOP05 for call up print data Yes The strobe input timing is following the regulation No Input the strobe signal with correct timing of the SOP05 instruction No Does the fault recur Yes Yes No Does the fault recur Does the fault recur D...

Page 256: ...er was not ready See that the print target detection signal enters after a while SUPPLEME Invalid Timing Resume the operation Ink Shelf Life Information Use ink within its expiration date at replacement and input the ink lot number on unit information screen Resume the operation Makeup Shelf Life Information Use makeup within its expiration date at replacement and input the makeup lot number on un...

Page 257: ... More detail refer to the manual 4 8 Set the print format Free layout UX D E only Note Free layout printing failure Delete the specific print items or Decrease the Ink drop use rate ex 1 2 1 3 Does the fault recur No Yes Resume the operation ...

Page 258: ... message again after system initialization Does the fault recur Is the EZJ126 board CN1 connector disconnected Connect the connector Replace the EZJ126 board Yes Yes Replace the EZJ128 board Yes No Yes Connect the connector No No No No Yes Copy the data from USB to IJP Is the EZJ126 board CN1 connector disconnected Does the fault recur Does the fault recur Resume the operation ...

Page 259: ...IJP and go to Level sensor confirmation screen and check if all sensors contained in Ink reservoir work properly End Replace EZJ126 board Turn OFF power Any disconnection or poor connection is found at CN13 connector on EZJ126 board or CN1 or CN3 connector on EZJ132 board Remove the connector once and reconnect it Does the connection harness have electrical continuity Replace the connection harnes...

Page 260: ... Yes When the message Makeup Low warning shows up install the makeup cartridge bottle which is more than half full Was the makeup cartridge bottle installed whose net contents were substantially low Turn OFF power Any disconnection or poor connection is found at CN13 connector on EZJ126 board or CN1 or CN3 connector on EZJ132 board Does the connection harness have electrical continuity Yes Yes Rep...

Page 261: ...scometer operation test on the Circulation system control screen Replace the viscometer filter Disassemble and clean the viscometer Replace the viscometer Is it normally measured Is it normally measured Yes Yes No No Viscosity Reading Instability during installation calibration Re execute viscometer calibration 2 3 times Does calibration finish normally No Yes Press OK then the coefficient is dete...

Page 262: ...tion Perform the viscometer operation test on the Circulation system control screen Disconnect and reconnect the following connectors EZJ126 CN13 CN22 EZJ132 CN1 to 4 Proximity sensor MV10 Disassemble and clean the viscometer Replace the viscometer Is it normally measured Is it normally measured Yes Yes No No Replace the ink Is it normally measured Yes No ...

Page 263: ...k reservoir Replace the ink Has the viscosity increased Yes No Operate the printer for an hour or so and check the ink viscosity Low Ink Viscosity Resume the operation Is the printing quality normal Yes No Check the printing quality Replace the ink in the ink reservoir Replace the ink Has the viscosity decreased Yes No Operate the printer for an hour or so and check the ink viscosity ...

Page 264: ...d and then reconnected Yes Replace the EZJ126 board Does the fault recur No Calendar Content Inaccurate Resume the operation Is the EZJ128 board CN8 connector or EZJ126 board CN14 connector disconnected or in poor contact Yes No Replace the batteries in the controller engine section Normality is restored when the connector is disconnected and then reconnected Yes Replace the EZJ128 board Does the ...

Page 265: ...ime set to 0 from the operation management screen when the ink was replaced last Replace the ink and set the Ink operating time to 0 from the operation management screen Enter the cumulative ink ejection time elapsed since last ink replacement in the Ink operating time field of the operation management screen Enter the standard ink life limit value in the Ink alarm time field of the operation mana...

Page 266: ...ce the EZJ125 board Is the Ambient temperature upper lower limit value erroneously set Properly set the Ambient temperature upper lower limit value Use an air conditioner or the like to ensure that the IJ printer ambient temperature is within the operating temperature range No Yes Is the problem fixed No Yes Replace the print head END Is the problem fixed No Yes Replace the Thermistor of head cabl...

Page 267: ...dard value by the pressure reducing valve Check the indicated value and standard value of the ink pressure on the Operation management screen Can the pressure be adjusted by the pressure reducing valve Replace the pressure reducing valve Replace the pressure sensor Is the warning released Yes Yes No No Yes No Can the pressure be adjusted by the pressure reducing valve ...

Page 268: ...ration Is the EZJ128 board CN8 connector disconnected or in poor contact Yes No Replace the battery in the controller section Normality is restored when the connector is disconnected and then reconnected Yes Replace the EZJ128 board Does the fault recur No ...

Page 269: ...epair the supply pump Does ink flow into main ink tank when operating pump MV1 MV6 No Does ink flow into main tank when operating pump MV2 MV6 Replace or repair the CV assembly Replace the three way valve filter Yes Replace the viscometer filter No No Yes Can the pressure be adjusted by the pressure reducing valve No No Yes Yes Can the pressure be adjusted by the pressure reducing valve Can the pr...

Page 270: ...ave disconnection or damage Does the fault recur Does the fault recur Replace Sensor Harness UX Cooling Fan Warning No Yes No Yes Product Speed Matching Error Resume the operation The frequency of the encoder signal is exceeding the printing capability of the IJ printer Lower the frequency of the encoder signal or increase its dividing ratio Note that the printed character width will change if the...

Page 271: ...6 Makeup Eject Pressure Low Makeup eject Pressure Low Replace makeup filter Replace the makeup pump Is the problem fixed Yes No No Replace MV8 Yes Yes No Does MV8 operate Is the problem fixed Resume the operation ...

Page 272: ...overy status first Inside Temperature Too High Replace air filter and R air filter Refer to 6 2 22 Inside Temperature Sensor Fault Is the problem fixed Yes No Is enough space secured for the printer installation Is the ambient temperature 35 degree C or higher Yes No Lower the ambient temperature using an air conditioner etc Is the problem fixed Yes No Does the alarm Cooling Fan Warning occur Yes ...

Page 273: ...he parts whose operation time exceeded the alarm time Is the alarm cancelled Yes No Shut off the power Replace the parts whose operation time exceeded the alarm time Turn on the power Open Periodic replacement parts mgmt screen to reset the operation time of the replaced parts to zero Resume the operation ...

Page 274: ...m the prior and existing Ink Low Warning Then the printer goes into Stop status with Ink Low Fault 2 displayed 2 Ink can be ejected by pressing the Startup button on the Home screen Ink Level Sensor Broken 2 Was the validation of Ink ID performed at Ink cartridge bottle replacement Validate the Ink ID and replace the Ink cartridge bottle Resume operation ...

Page 275: ...r and existing Makeup Low Warning Then the printer goes into Stop status with Makeup Low Fault 2 displayed 2 Ink can be ejected by pressing the Startup button on the Home screen Makeup Level Sensor Broken 2 Was the validation of Makeup ID performed at Makeup cartridge bottle replacement Validate the Makeup ID and replace the Makeup cartridge bottle Resume operation ...

Page 276: ...e setting is within the specified limits Direction of deflection Missing dots Gutter Ink foreign matter Print drop Chipped print Replace the ink Adjust the ink stream position so that the ink stream is centered with respect to the gutter No Is the ink stream positioned at the center of the gutter Yes Is the ink pressure higher that the specified limit No Yes Has the operating time exceeded the ink...

Page 277: ...he gutter No Is the ink stream positioned at the center of the gutter Yes Is the ink pressure lower than the specified limit No Yes Is it possible to make normal prints with the ink pressure raised above the specified limit Pour the makeup over the deflection electrode to clean it Yes Is there any ink or dirt buildup on the plus deflection electrode Yes Yes No Is the charge voltage properly adjust...

Page 278: ...specified range yes No Yes Is the normal height obtained when the ink pressure is raised above the specified limit No Adjust the charge voltage Is the charge voltage properly adjusted Yes No Resume the operation Adjust the character height setting Adjust the ink pressure until it is within the limits Can the ink pressure be adjusted No Yes Replace the ink Are normal prints obtained No Yes Provide ...

Page 279: ...s the operating time exceeded the ink shelf life No Yes Adjust the excitation voltage and pressure to ensure proper ink drops generation Are ink drops properly generated Yes No Yes Is the normal height obtained when the ink pressure is raised above the specified limit No Can the ink pressure be adjusted No Yes Resume the operation Adjust the charge voltage Is the charge voltage properly adjusted Y...

Page 280: ...int Ensure that the operating temperature is within the specified limits Is the operating temperature with the specified limits Yes No Ensure that the work surface is free from coating application irregularities water drops dirt oil and other foreign matter Resume the operation Are normal prints obtained No Yes Replace the ink Are normal prints obtained No Yes Since it is conceivable that the ink ...

Page 281: ...eakage blowout Is the ink stream bent dislocated from the gutter or brought into contact with the gutter edge Clean the orifice place with makeup Clean the orifice plate and the inside and outside of the nozzle head cover with the makeup and then allow them to thoroughly dry Is the ink stream bend corrected Execute the nozzle backwash function Is the ink stream bend corrected Remove the orifice pl...

Page 282: ... Yes Yes Does the obtained print consist of spaces only No No Is the cable between the EZJ126 board CN11 connector and EZJ127 board CN6 connector disconnected Yes No Place the printer in the Ready state No Yes No Is the print start delay setting proper Are prints made No Yes Are prints made No Yes Enter characters other than a space Is the encoder signal properly entered No Is the print start sign...

Page 283: ...ard Yes No Is the pump motor running No Yes Does three way solenoid valve MV9 operate No Yes Yes Replace the pressure reducing valve Replace the circulation unit Connect any disconnected connector Yes Does the on screen pressure reading represent the specified value No Yes No Yes No Yes Replace the ink filter Replace the MV1 2 4 No Yes Repair the troubled solenoid Yes No Is the Ink flowing from th...

Page 284: ... on the power switch No Does the screen operate normally Yes Disconnect and reconnect the CN6 of EZJ128 board Download the latest software No Does the screen operate normally Yes Disconnect and reconnect the CN1 of EZJ126 board and CN1 of EZJ128 board No Does the screen operate normally Yes No Does the screen operate normally Yes Replace the touch panel No Does the screen operate normally Yes Repl...

Page 285: ...d for printing is abnormal those ink drops will be excessively deflected by the deflecting field and cannot enter the gutter hole Therefore the gutter will be dirty causing an alarm of either Ink Drop Charge Too High or No Ink Drop Charge Check the ink stream passing position in charge electrode and adjust the electrode so that the ink stream passes through its center Adjustment procedure 1 Loosen...

Page 286: ...e of gutter then the character quality will degrade The lower dots of printing to be missing 3 The ink drops charged for auto phase detection are slightly deflected by the deflecting field Therefore if the ink stream position is bent to the positive electrode side from the center of gutter and A is larger than 2B as shown in figure below the ink drops may hit the end surface of gutter Check the in...

Page 287: ...se if the following abnormal status continues 1 When equipment was in the ink ejecting status standby status but ink was not ejected due to clogging of nozzle etc and equipment was left as was 2 Moisture dust etc entered the ink If dot missing increases perform the following troubleshooting referring to the instruction manual 1 Replace the ink filter 2 Replace the ink Dot missing Deflecting direct...

Page 288: ...eady state only Model UX RX2 RX PXR and PX Faults Ink ejection Conditions that the fault occur No Ink Drop Charge Ink is stopped Ink ejection is kept in case of the maintenance mode The APH waveform is checked and the fault occurs when the APH signal is not detected in a given time The ink stream bent is detected The fault is detected in the standby state also Ink ejection is kept when the IJP is ...

Page 289: ...the problem fixed Is the problem fixed Is the problem fixed Is the problem fixed Is the problem fixed Replace the Nozzle Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes No No No No No No No No No No Failure of adjustment of excitation voltage Disconnect and reconnect the EZJ125 board CN5 connector correctly Is the EZJ125 board CN5 connector disconnected or in poor contact Correct the excitation voltage se...

Page 290: ... Make a system data USB memory again Insert the new system data USB memory and turn on the power switch to restore Does the fault restore Yes No Insert the system data USB memory and turn on the power switch Replace the EZJ128 board Does the fault restore Yes No Resume the operation ...

Page 291: ...oard Does the trouble fixed after replacing the multiple DC power supply Yes Resume the operation Yes Replace the EZJ126 board Does the trouble fixed after replacing the EZJ113 board Yes No No No No Power does not turn OFF Does the trouble fixed after disconnection and reconnection of the following connectors CN20 CN23 CN2 of EZJ126 CN4 of EZJ113 CN2 of EZJ114 Yes Does the trouble fixed after repl...

Page 292: ...m fixed Yes Yes No No No No No Yes Resume the operation Is the problem fixed Replace the recovery pump No 1 Recovery line operation check This operation is the work for checking for ink clogging The operational procedure equals to operating in the sequence of Pump MV3 on Valve Pump test 1 Yes Low volatilization system is disabled Is the problem fixed No Is the problem fixed No Refer to 4 20 Cleani...

Page 293: ...nnector disconnected or in poor contact Is the EZJ126 board CN1 connector disconnected or in poor contact Normality is restored when the connector is disconnected and then reconnected Replace the EZJ128 board Yes Yes No No Resume the operation No Replace the EZJ126 board Does the fault recur Yes ...

Page 294: ...ly pump malfunctions No Restore Restore Solenoid valve verification Recovery line verification Supply Cleaning line verification Yes Does makeup eject at Ink stream alignment NOTE When the makeup does not eject the 1st time please try the 2nd time Restore Yes BOTH Ink Drainage AND Ink Refill are executed TWO TIMES IN A ROW Restart Operation After Long Term Shutdown is completed Restart Operation A...

Page 295: ...scue soft Download is complete properly Replace the EZJ126 board Internal communication error occurred Firmware download failure Download is restart Insert the system USB to USB slot then turn on printer Yes No End Download is complete properly No Yes Yes No Yes No ...

Page 296: ...ownload is complete properly Replace the EZJ128 board Replace the EZJ126 board Yes No No Yes Language download failure Resister the correct language Go to Language select screen with service mode END Registered language is correct No Print the Kana Detected char Kanji Print result is correct Yes ...

Page 297: ...an any ink build up or other foreign matters on MV11 MV12 Replace the pump unit Perform air exhaust washing by pressing Air exhaust vent backwash button Follow the instructions and sprinkle makeup over the opening of Air exhaust of mist separator Do MV11and MV12 operate Yes No Is the problem fixed No Yes Is Makeup suctioned Yes No ...

Page 298: ...get dried Print target When the ink drop hits the one in front of before it gets dried many ink splashes will be generated Printing Conditions right figure Ink drops are making contacts in small character height Print speed is fast Printing Conditions left figure Ink drops are placed separately in large character height Print speed is slow Ink drops which reached print target generate the ink spla...

Page 299: ...Replace RFID reader Turn OFF and ON power and retry reading cartridge ID End Restore RFID reader to the original one and then replace EZJ126 board Caution For the cartridge ID which cannot be read at the first scan there is a possibility of breakdown of ID tag In this case input the cartridge ID manually Is the connector of RFID reader side disconnected or having poor connection Yes Yes Yes No No ...

Page 300: ...t it Does the lever handle touch solenoid pin Yes No Push the lever handle into backward Caution 1 Should two connectors of ink makeup solenoid be swapped restore them to their original position Is solenoid unlocked when Solenoid valve pump test is conducted Does MV1 work during Solenoid valve pump test Swap the two connectors of Ink solenoid cable 13 and Makeup solenoid cable 14 and then check if...

Page 301: ...7 Attached Drawing 7 1 Circulation System Diagram Circulation System Diagram UX B D 7 1 ...

Page 302: ...Circulation System Diagram UX E 7 2 ...

Page 303: ...7 3 Location of Solenoid valve Location of ICU joint Reducing valve Viscometer Pressure sensor Makeup filter Motor Pump ...

Page 304: ...7 2 Electrical Connection Diagram 7 2 1 Electrical Connection Diagram UX D E 7 4 Electrical Connection Diagram UX D E ...

Page 305: ...7 5 7 2 2 Electrical Connection Diagram UX B Basic model Electrical Connection Diagram UX B ...

Page 306: ...N ON ON 2 Interval Pre heating UX Pump Operation MV4 Agitation MV5 Circulation MV6 Pressure relief MV7 Makeup MV1 Supply MV2 Replenishment MV3 Recovery 5 Suck circulation path 3 ON Remarks Step Outline Time sec 2 ON 1 ON 6 1 ON Eject makeup 3 ON 0 5 3 ON 4 ON 1 4 ON 2 ON 2 ON 4 ON 1 ON 2 ON Suck air in the nozzle 3 ON 3 5 ON 1 ON 10 Suck air in the nozzle 3 ON 20 4 ON 4 ON 2 ON Detect bent beam 3 ...

Page 307: ... ON 1 ON 3 ON 5 ON 1 ON 2 ON ON ON 5 ON ON 7 3 ON 4 ON 2 ON 1 ON 9 3 ON 4 ON Eject Makeup 4 20 3 ON ON 5 ON 1 ON ON 2 ON 1 ON ON 10 3 ON 2 ON 1 ON 3 ON 2 ON 1 ON 1 ON 4 ON 3 ON 1 ON ON ON ON ON 2 ON 1 ON ON ON 1 ON 1 ON 2 ON 2 ON 4 ON 6 3 3 3 ON 4 ON 2 ON Pressure relief the supply path Check the MV8 OFF 11 Pump MV9 Shutoff MV2 Replenishment MV3 Recovery MV4 Agitation MV7 Makeup 12 13 3 8 Pressuri...

Page 308: ... Nozzle diameter 65μm 7 8 7 4 Dimensions around charge electrode and deflection electrode ...

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Hitachi IJ UX, Service Manual

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