Epson Stylus Pro 7500 Service Manual Download Page 17

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EPSON Stylus Pro 7500

Revision A

Product Description

Print Specifications

Figure 1-1. Printable Area

Paper Set Lever:

• By opening the paper Set lever, paper support is canceled and the paper can be set.

• By closing the paper Set lever, the set paper is held in place and printing is enabled.

• If the paper Set lever is opened during printer operation, the “SECURE PAPER
LEVER” error occurs.

Printable Area

Paper

Feed

Summary of Contents for Stylus Pro 7500

Page 1: ...EPSONStylusPRO7500 Color Large Format Inkjet Printer SEIJ00005 SERVICE MANUAL ...

Page 2: ...the contents of this manual However should any errors be detected SEIKO EPSON would greatly appreciate being informed of them n The above not withstanding SEIKO EPSON CORPORATION can assume no responsibility for any errors in this manual or the consequences thereof EPSON is a registered trademark of SEIKO EPSON CORPORATION General Notice Other product names used herein are for identification purpo...

Page 3: ...NOT CONNECT THE UNIT TO A POWER SOURCE UNTIL INSTRUCTED TO DO SO WHEN THE POWER SUPPLY CABLE MUST BE CONNECTED USE EXTREME CAUTION IN WORKING ON POWER SUPPLY AND OTHER ELECTRONIC COMPONENTS WARNING REPAIRS ON EPSON PRODUCT SHOULD BE PERFORMED ONLY BY AN EPSON CERTIFIED REPAIR TECHNICIAN MAKE CERTAIN THAT THE SOURCE VOLTAGES IS THE SAME AS THE RATED VOLTAGE LISTED ON THE SERIAL NUMBER RATING PLATE ...

Page 4: ...s the theory of electrical and mechanical operations of the product HAPTER 3 TROUBLESHOOTING Provides the step by step procedures for the troubleshooting HAPTER 4 DISASSEMBLY AND ASSEMBLY Describes the step by step procedures for disassembling and assembling the product HAPTER 5 ADJUSTMENTS Provides Epson approved methods for adjustment CHAPTER 6 MAINTENANCE Provides preventive maintenance procedu...

Page 5: ...njury or loss of life A U T I O N Indicates an operating or maintenance procedure practice or condition that if not strictly observed could result in damage to or destruction of equipment C H E C K P O I N T May indicate an operating or maintenance procedure practice or condition that is necessary to accomplish a task efficiently It may also provide additional information that is related to a spec...

Page 6: ...Revision Status Revision Issued Date Description Rev A August 31 2000 First Release ...

Page 7: ...er Setting Menus 38 Test Print Menu 40 Printer Status Menu 41 User Paper Setting Menu 44 Cutter Replacement Menu 46 Gap Adjustment Menu 47 Maintenace Mode 48 HEX Dump 49 Panel Display Language Selection 49 M W Mode Setting 49 Maintenance Mode 2 50 Ink Cartridge Size Select 53 Inter User Transport Mode 53 Firmware Reload 54 Self diagnostic Function Mode 54 Jumper Settings 55 Maintenance Service Cal...

Page 8: ...ll 10000 CPU Vector 32 63 91 oubleshooting Based on Your Printout 92 Dot Missing 92 Uneven Printing Poor Resolution 93 Smudged or Marred Printout Front 93 Smudged or Marred Printout Reverse side 94 White or Black Banding 94 Disassembly Assembly Summary 96 Warnings 96 Tools 98 Screw List 99 Disassembly Flow 100 Removing the Housing 101 Circuit Board Removal 110 Removing the Cooling Fan 111 Disconne...

Page 9: ...08 Clean Head drain ink 209 Counter Clear 210 Initialize Items 212 Update Items 212 Maintenance Mode 214 HEX Dump 215 Panel Display Language Selection 215 M W Mode Setting 215 Maintenance Mode 2 216 Mechanism Adjustment 219 Writing the USB ID 231 Required Materials 231 Operating Environment and Preliminary Preparations 231 Writing the USB ID 231 Bi D 4 Adjustment Check Pattern 233 Required Materia...

Page 10: ...C H A P T E R PRODUCTDESCRIPTION ...

Page 11: ...e ink cartridges so you only have to replace the empty ink cartridge each cartridge holds 100ml of ink Applicable various media Auto cutter provided in addition to the standard roll paper feeder Complete Software Compatibility With EPSON Stylus Pro 9000 Stylus Pro 9000 commands and Stylus Pro 7000 commands are upward compatible and can be interchanged with the Stylus Pro 9500 commands Latest RIP T...

Page 12: ... roll paper oubleweight Matte Paper S041385 24 in wide 25m long ossy Pape PhotoWeight S041388 22 in wide 20m long emium Glossy Photo Paper S041390 24 in wide 30 5m long emium Semium Semigloss Photo S041393 24 in wide 30 5m long atercolor Paper Radiant White S041396 S041352 S041351 24 in wide 18m long A3 Wide B A3 Wide B ossy Film S041314 610mm wide 20m long nthetic Paper S041399 24 in wide 45m lon...

Page 13: ...ica Printable area 237 characters Printing speed 240cps n Graphic mode See the table below CHARACTER SPECIFICATIONS o Character Code PC437 US Standerd Europe PC850 Multilingual o Type Faces Bitmap LQ fout EPSON Courier 10 CPI o Control Code ESC P Raster PAPER FEEDING Paper feeding method Friction feed Line spacing 1 6 or programmable at 1 720 Paper path Roll paper manual Feed speed 1 6 200 10m sec...

Page 14: ... the roll size Roll size 2 or 3 core Outer diameter within 150 mm Paper thickness 0 08 0 11 mm Paper weight 64 90 gf m2 Paper Quality Plain paper Recycled paper 1 There should be no wrinkles fuzz or tearing of the paper etc 2 The peel strength of the first part of the paper roll should be within 300 500 gf 3 The exclusive option 3 roll paper spindle is necessary when using 3 core roll paper 4 This...

Page 15: ...n the following plain paper and exclusive paper feed through characteristics and print quality are not guaranteed Paper Size See the table below Table 1 5 Specifications of Papers which can be Loaded Size Name Dimensions H x W Size Name Dimensions H x W 2 515 x 728mm 22 x 36 4 210 x 297mm 20 x 24 per A1 24 x 36 18 x 22 1 594 x 841mm ANSI D 22 x 34 2 420 x 594mm ANSI C 17 x 22 per A3 329 x 483mm AN...

Page 16: ...he size of the margin of roll paper can be changed from the panel as shown below Top and Bottom 15 mm Left and Right 3 mm Top Bottom Left and Right 3 mm Top Bottom Left and Right 15 mm EPSON Special Papers Shown below Table 1 7 Specifications of EPSON Special Papers Size Name Dimensions H x W Super Fine 1 Photo Print Paper 2 Photo Quality Glossy Film Art Board A4 210 x 297mm A3 297 x 420mm 2 Super...

Page 17: ...Lever By opening the paper Set lever paper support is canceled and the paper can be set By closing the paper Set lever the set paper is held in place and printing is enabled If the paper Set lever is opened during printer operation the SECURE PAPER LEVER error occurs PL TM BM LM PW RM Printable Area Paper Feed ...

Page 18: ... For Stylus Pro 7500 100 ml Ink Cartridge For Stylus Pro 9500 200 ml Ink Cartridge 1 OTE If the above ink cartridge 1 uses it is necessary to set it according to 1 9 Ink Cartridge Size Select ELECTRICAL SPECIFICATIONS Table 1 9 Ink Cartridge Storage Environment Condition Temperature Cautions During transport when loaded 30 60 C If 60 C within 120 hrs If 40 C within 1 month torage when acked 30 40 ...

Page 19: ...EN 61000 3 3 EN 50082 1 IEC 801 2 IEC 801 3 IEC 801 4 Australian Model AS NZS 3548 class B International Energy Star Compliant EPA MOU2 1 Category Large Format Printer RELIABILITY o Life Body 20 000 Pages A1 Print Head 2 billion dots nozzle Cutter 2 000 Sheets A1 o Periodic Replacement Parts Maintenance Kit Stylus Pro 7500 No 1054038 This kit consists of the following parts Waste ink absorbent pum...

Page 20: ...y after three hours at 25 C 77 F If kept in an environment with a temperature of 15 C or lower the ink inside the print head and the ink cartridge will freeze Once ink is frozen a period of approximately 3 hours in a 25 C environment is required until the ink can be used again Figure 1 2 Environmental Conditions Temperature Humidity o Vibration Shock See the following table Table 1 11 Environmenta...

Page 21: ...low Table 1 13 Cutting Conditions and Cutting System Cutting Conditions Cutting System Initial cut Manual cutting when the paper is on the top edge sensor and the lever is down and the Cut Eject button is pressed When paper width sensor ON 4 stage cutting with the paper fed distance L1 When paper width sensor OFF 3 stage cutting with the paper fed distance L2 Auto cutting after printing is finishe...

Page 22: ...ee the figure below Figure 1 4 Installation Environment o Weight Approx 43 5 kg Not including consumables and the optional stand Other Obstacles Paper Eject Direction Distance from obstacles in front of printer 60 cm or more 60 80 cm Height from floor Consideration should be given so that printed matter falling during paper Eject is not damaged The distance between the rubber feet on the front of ...

Page 23: ...Interface OMPATIBILITY MODE Data transfer format 8 bit parallel IEEE 1284 interchangeable Synchronization Method External supply by Strobe pulse Handshake By BUSY and ACKNLG signals Logic Level TTL compatible level IEEE P1284 Level 1 device Applicable Connector 57 30360 Amphenol 36 pin or comparable product It is recommended that the shortest possible interface cable be used Signal Arrangement and...

Page 24: ...d and preparation for reception of the next data is completed 11 BUSY 29 Printer When High it indicates that the state is such that data reception is impossible 12 PE 28 Printer When High it indicates that the printer has no paper 13 SLAC 28 Printer Normally High Level 1 0 K ohms pulled up to 5 v 14 AFXT 30 Center Machine Not used 31 INIT 30 Center Machine At a Low pulse with a pulse width of 50_ ...

Page 25: ...er must be performed when ACKNLG is confirmed or when USY is in the LOW state If appropriate character codes are set for DATA 1 8 of the interface connector as posed to 1 for GND open and 0 for short circuit and BUSY and STROBE are nnected an external device is not used and a printing test can be performed which ludes the interface circuits The printer is in the following states when the PE signal...

Page 26: ...E 1284 Specifications Expansion Request Data If the expansion request data value is 00H or 04H the request is received The meanings of these values are as shown below 00H Request to carry out reverse channel transfers in the Nibble mode 04H Request to return the ID of the device using the Nibble mode for reverse channel transfers Device ID 00H 47H MFG EPSON CMD ESCPL2 BDC MDL Stylus SP Pro SP 7500...

Page 27: ...SP Stylus SP Pro SP 7500 SP is code 20 H o See the table below for the signal layout and signal names Table 1 16 Parallel Interface Nibble Mode Pin No Signal Name Return Pin In Out Functional Description HostClk 19 I Host side clock signal 9 Data1 8 20 27 I Data signal 0 PtrClk 28 O Printer side clock signal 1 PtrBusy DataBit 3 7 29 O Printer side BUSY signal and data bit 3 or data bit 7 in the re...

Page 28: ...dging whether the information output in the reverse direction data signals contains command information or data information 12 nAckRever se 28 Printer Drives the printer in the Low state and approves nReverseRequest 13 Xflag 28 Printer X flag signal and data bit 1 or data bit 5 in the reverse channel 14 HostAck 30 Center Machin e The printer uses this signal for reverse direction flow control Also...

Page 29: ...ce ID 00H 4EH MFG EPSON CMD ESCPL2 BDC MDL Stylus SP Pro SP 7500 CLS PRINTER DES EPSON SP Stylus SP Pro SP 7500 Signal Arrangement and Signal Names See the table below Figure 1 6 Pin Assignment NOTE When connecting to the USB interface e sure to set the parallel interface item in the printer s settings menu on PARA I F COMPAT Table 1 18 USB Interface in no Signal name In Out Description VCC Cable ...

Page 30: ...PSON Stylus Pro 7500 Revision A roduct Description Interfaces 30 3 3 TYPE B Optional Type B Interface Installable Option A Type B interface Level 2 1200 mA type can be used ...

Page 31: ...he parallel USB interface is selected the parallel interface enters the BUSY state At this time the LH signal goes L The meaning of LH L is that the power is cut off That is it means that the 1284 interface cannot respond Therefore a host computer requesting reverse transmission must first check LH In addition the USB interface is in a state where it sends a NACK response and refuses to receive da...

Page 32: ...rinter is first turned on are as shown below Also as for panel settings default settings and items which can be saved as remote commands the values for those items stored in memory become the default values Page Position The current paper position is made the top of page position Line Feed Amount 1 6 inch Right Margin Positio Column 237 Left Margin Position Column 1 Character Pitch 10 CPI Print Mo...

Page 33: ...Ready Reset Press for 2 seconds Starts the Maintenance Mode SelecType Starts the panel setting mode Cutter replacement menu Press for 5 seconds Selects Setting Menu Major category Ink quantity setting mode Cut Eject Enter 3 Cut sheet paper Paper Eject Roll paper auto cut Feeds paper from the cutter mark to the cutter position and cuts it Roll paper cutter OFF Feeds paper the height of the head Fix...

Page 34: ...tus Operate Green On Flashing Power On state reset timer IC reset NVRAM Clear Processing data processing power off fatal error Paper Out Red On Flashing Out of paper roll paper end different roll paper cut sheet paper settings cleaning impossible error reset timer IC reset NVRAM clear Paper jam paper cutting error paper skew error paper recognition error cut sheet Eject failure fatal error Pause G...

Page 35: ... are different Fatal error oll Cutter Off On Cut off selected reset timer IC reset NVRAM clear Flashing Roll paper not set or roll paper and cut sheet sizes are different Fatal error heet Green On Cut sheet paper printing mode reset timer IC reset NVRAM clear Flashing Roll paper not set or roll paper and cut sheet sizes are different Fatal error Table 1 20 Operation Panel LED LED Display Status ...

Page 36: ...ecuting power off processing NK OUT Ink out OVER OPEN Cover open state PTION I F ERROR A Type B interface error occurred RANSPORT PREP Executing ink discharge sequence for transport between users ECURE PAPER LEVER The paper support lever was released during operation OAD xxx PAPER The roll paper and cut sheet paper settings are different APER JAM A paper jam occurred APER NOT CUT A paper cutting e...

Page 37: ...e which is then displayed the LCD return to the Pause state press the SelecType button until Pause is displayed in the CD panel or press the Pause button Menu Selection SelecType Button Menu Item Setting Paper Source Button ode End Pause Button tting items for each of the above setting menus with their contents are shown below Table 1 22 Panel Setting Menu Items Menu Item Panel Display inter Setti...

Page 38: ...ing line solid line at the bottom edge of the sheet when the roll paper is ejected TERFACE AUTO 3 PARA USB OPTION Interface receiving setting Auto select or fixed on a single interface ARA I F COMPAT ECP Sets the parallel interface receiving rate Ordinarily it is used with the Compatible setting ODE PAGE RC437 5 PC850 Character code set selection PC437 Expanded graphics PC850 multi lingual OLL MAG...

Page 39: ... error set the paper correctly is suppressed if the paper width detection is not completed normally Printing is executed with the following settings The paper s left edge position becomes the guide mark position on the paper guide The printable area becomes the printable area specified by the command If printing is being done on tracing paper etc which has a low reflection rate and cannot be detec...

Page 40: ... version and waste ink counter remainder are printed Figure 1 8 Nozzle Check The status sheet is printed out with the following specifications o Output paper size A4 o Font used Internal font alphanumeric characters o Output Contents Printer ID Head ID XX XX XX XX XX XX In XX the parameters IwAB A IwEF B stored in NVRAM are printed out in decimal numbers The order from the left to right is K C M Y...

Page 41: ..._ K LEFT K Displays the remaining ink level Black 1 K LEFT C Displays the remaining ink level Cyan 1 K LEFT M Displays the remaining ink level Magenta 1 K LEFT LC Displays the remaining ink level Light Cyan 1 K LEFT LM Displays the remaining ink level Light Magenta 1 K LEFT Y Displays the remaining ink level Yellow 1 UTTER LIFE Displays the remaining life on the paper cutter 2 OTAL PRINTS Displays...

Page 42: ...the remaining life reaches 0 the error Service Call 00000101 is generated check around the ink tube and if no damage or wear can be confirmed clear the counter in Maintenance Mode 2 If damage or wear is confirmed replace that part then clear the counter in Maintenance Mode 2 5 Calculation Method The PF motor and paper feed drive mechanism are not parts which need to be replaced within the period o...

Page 43: ... the waste ink count The cleaning unit life is virtually the same as that of the waste ink count and it is replaced at the same time during servicing The display format is as shown below After replacing the parts provided in the Maintenance Kit Stylus Pro 7500 clear the counter in Maintenance Mode 2 Table 1 31 PF Motor Life Counter Display List PF Motor Remaining Life Panel Display 0 81 remaining ...

Page 44: ...use Button running this mode the user can have the printer sense the thickness of the paper he or e has selected and can register up to 4 types of paper as user defined paper The ink ying time and the suction force during suction can also be registered for each paper the ting method is shown below 1 Enter the User Paper Setting Menu by the panel 2 Select a paper type When Standard is selected proc...

Page 45: ...Prints patterns for confirming the sensing of the set paper thickness This item is not displayed if Standard is selected for the Paper No APER THICK NO 1 17 2 This displays a number which is the default value for paper thickness set in the Paper Thickness item in the Gap Adjustment menu 0 0 mm 1 1 6 mm 17 This item is not displayed if Standard is selected for Paper No RYING TIME 0 MIN 30 MIN Sets ...

Page 46: ...placed The setting method is as shown below 1 Enter the Cutter Replacement Menu by the panel You can also enter the cutter replacement menu by pressing the SelecType button for 5 seconds or longer 2 Open the front cover 3 Replace the cutter 4 Close the front cover e cutter replacement procedure is shown in the following table Table 1 36 Cutter Replacement Operation Procedure Display Setting Value ...

Page 47: ...vidually and print it After printing the adjustment value input menu for that pattern will be displayed in the LCD 5 Input the pattern No for the printed pattern that has the smallest deviation in each adjustment item displayed in the LCD 6 Repeat steps 4 5 until adjustment of all the items has been completed NOTE If you are carrying out gap adjustment printing printing paper with the following le...

Page 48: ... If you continue to press the Paper Feed button or the Paper Feed button a predetermined length of time the setting values change in sequence at a predetermined interval either in forward sequence or reverse sequence If you continue to press the button after a predetermined period of time the display interval for the consecutive display values will be speeded up 4 If the Enter button is pressed th...

Page 49: ...er is in the HEX dump mode using this function you can confirm whether or not the data sent from the host computer the printer are correct end this function first stop printing by operating the Pause button then turn the power itch off ANEL DISPLAY LANGUAGE SELECTION running this mode the language displayed in the LCD screen can be select English ench Italian German Spanish Portuguese W MODE SETTI...

Page 50: ...tting item displayed press the Paper Feed button or the Paper Feed Button Each time these buttons are pressed the settable values are displayed one at a time in sequence with the format Setting Item Setting Value The values are displayed in reverse sequence when the Paper Feed Button is pressed If you continue pressing the Paper Feed Button or the Paper Feed Button the setting values will be displ...

Page 51: ... number aste Ink Counter A Value Display WAST INK A 0 42949672967295 Decimal number aste Ink Counter B Value Display WAST INK B 0 42949672967295 Decimal number R Motor Service Life Counter Value splay CR MOTER 0 42949672967295 Decimal number Motor Service Life Counter Value splay PF MOTER 0 42949672967295 Decimal number ad Unit K Service Life Counter lue Display HEAD K 0 42949672967295 Decimal num...

Page 52: ...ues for Bi D adjustment values Bi D adjustment pattern No 3 for these printing modes However since there are cases where there is no effect even when the desired offset is set in this function adequate caution should be exercised when changing the setting values 2 This function is to improve the micro banding which may appear in the 720dpi x360 dpi or 720dpi x 720dpi mode Changing this setting val...

Page 53: ...1 Turn the power OFF then ON again 2 Reset the printer after setting It will automatically change to the Pause state Ink Cartridge Size Setting Menu 1 8 Inter User Transport Mode This is a mode to discharge the ink that the printer is filled with and make it possible to transport the printer It is necessary for the user to perform the following operations before transporting the printer and make i...

Page 54: ...de starts if the power switch is turned ON while pressing the following panel buttons n Setting Value Button Setting Value Button Enter button This mode is used primarily in adjustment operations etc when making repairs accompanying parts replacement For details see 5 2 3 2 Self Diagnostic Mode Menus A U T I O N The operation described here is a special function for the sake of service support and...

Page 55: ...sage is replaced with the Maintenance Call nnnn message and after replacing the affected part it is not cleared but continues to be displayed until the counter is cleared Table 1 44 Jumper Settings No Setting 1 Short 2 Short WD1 1 ON WD1 2 OFF A U T I O N n The above jumper settings are used only when making settings at the factory they should not be changed during servicing These jumper settings ...

Page 56: ... Ink supply tube wear 2 This is equivalent to using the printer beyond the product s service life so an error is displayed in consideration of damage due to ink supply tube wear 00010000 PF Motor encoder check error 00010001 PF Motor Motor out of synch 00010002 PF Motor Overcurrent 00010003 PF Motor In Position Time Out 00010004 CR Motor Encoder check error 00010005 CR Motor Motor out of synch 000...

Page 57: ...C H A P T E R OPERATINGPRINCIPLES ...

Page 58: ...N Stylus Pro 7500 Revision A perating Principles Component List Illustrations 58 1 Component List Illustrations is section explains the print mechanism and operating principles for the EPSON Stylus o 7500 ...

Page 59: ...n PG HP unreflected out of PG HP _Edge sensor 5VDC Photo reflector over threshold paper exists under threshold no paper utter solenoid 28VDC solenoid cutter drive Paper feed components PF motor 42VDC DC Servo motor PF encoder sensor 5VDC Rotary encoder two channel A phase B phase in PF motor Paper suction fans x2 28VDC DC motor fan P_Front sensor 5VDC Photo reflector over threshold paper exists un...

Page 60: ...ent range Figure 2 1 Carriage Mechanism k end sensors B C M lc lm Y 5VDC Mechanical switch 1 slot Open near end Closed ink remains Other components over open sensor 5VDC Mechanical switch Open cover open Closed cover closed anel unit 5VDC 299MAIN board 42VDC 28VDC 5VDC 2VDC Printer control drive circuit board ower supply board Table 2 1 Printer Mechanism Components continued Part Drive voltage Des...

Page 61: ... of the printer mechanism and detects the entry position of the flag projection provided on the carriage as the carriage moving home position Outputs from this sensor are OFF in the HP range and ON outside the HP range Linear Encoder This encoder is mounted on the back of the carriage and outputs pulses 2 channels corresponding to the position of the slit on the timing fence that is incorporated i...

Page 62: ...charge rate and charge volume so that they are the same even if the temperature changes each respective nt head has a built in thermistor for detecting the head temperature OTE The B and C print heads used in this printer are the same model No as those used in the Stylus Pro 5000 9000 Figure 2 3 Carriage Mechanical Unit and PG Adjustment Unit The sensors used in the platen gap adjustment unit are ...

Page 63: ...tion Sensor e Paper width detection sequence is shown in the figure at right Figure 2 5 Paper Width Detection Sequence P_EDGE Sensor Carriage Left edge Right edge Paper HP Side Set the maximum moving distance and while detecting the paper level move the CR to the position where the No paper level is detected at the paper s left edge Paper Left Right Edge Detection CR in home position Move the CR t...

Page 64: ...side of the carriage and by activating the cutter which performs cutting of roll paper while moving together with the carriage it causes the roll paper to be cut This function can be set On or Off using the Panel buttons OTE See 1 2 Print Specifications Figure 2 6 Carriage Unit Cutter Solenoid Carriage Cutter Solenoid Roll Paper Cutter ...

Page 65: ...ler is accomplished by the PF motor via the PF timing belt which attaches to a reduction pulley that is connected to the grid roller Pressure and follower roller assembly Figure 2 8 Paper Feed Mechanical Unit PF Rail Unit Two suction fans are mounted behind Paper Guide L2 The space in the column direction behind Paper Guide L2 is divided into 2 compartments and one fan is mounted in each compartme...

Page 66: ...g printing etc and the type of per used Figure 2 9 Paper Feed Mechanical Unit 2 2 e next page shows suction fan control during paper feed Figure 2 10 Paper Suction Fan Control P Rear sensor P Front sensor paper suction fans Is the P_FRONT sensor on Is paper present Paper Suction Fan Control Paper Set lever in released up state Is the P_REAR sensoron Is paper present Run the suction fans at low spe...

Page 67: ... used and it is mounted on the H top cover rear side right It is constructed so that the sensor detection lever is linked to the paper support lever s operations When the paper support lever is in the forward position it is in the set state Fixed position Also when the release sensor is in the Release state the CR motor and PF motor are stopped 2 2 3 Cleaning Mechanism The cleaning mechanism in th...

Page 68: ...is is the carriage stop position when the power is Off The time when the carriage is in the standby position home position with the power On and with no paper loaded and no print data to print Ink Initial Filling This is the operation where the head is filled with ink for the first time When the first ink cartridge is inserted after all 6 colors have been inserted the ink initial filling operation...

Page 69: ...e discharged by running the Inter User Transport Mode then carrying out parking and transport Figure 2 13 Ink Supply Mechanism e ink flow is as shown below ch color s ink cartridge Each color s I H Ink Holder Each color s ink tube Each or s head dumper carriage B and C Print Heads e following sensors are mounted in each color s I H Ink Holder o Ink Cartridge I C Detection Sensor This sensor uses a...

Page 70: ...ont of this printer is open or closed a cover sensor is mounted on the printer on the left side where the front cover opens and closes This sensor carries out control of operating and stopping of the CR motor and PF motor drive circuits via the C299MAIN board s logic circuit after detecting the cover s status This control is the same when the paper support level is in the release state Figure 2 15...

Page 71: ...OARD PLACEMENT e panel unit is located i the right front of the printer and the AC inlet power supply cuit board and the C299MAIN circuit board are mounted in the compartment on the nter s rear side Figure 2 16 Circuit Board Layout AC Inlet Power Supply Circuit Board C299 MAIN Circuit Board ...

Page 72: ...tion of the C299MAIN board which performs nter mechanism control and driving in this printer block diagram of this main control circuit is shown in the figure at right The major IC s the C299MAIN board are also explained in Table 2 4 ote For details of each circuit see the C299MAIN Board Circuit Diagrams at the ck of this manual Figure 2 17 C299MAIN Board Circuit Block Diagram ...

Page 73: ...Fan Paper suction x2 SIC uPD65802 IC32 Motor regulation PWM regulation CR Motor PF Motor AC M65530FP IC37 3 channel 10 bit DA converter head drive voltage control ash Memory MBM29F400TC IC1 IC2 Flash Memory 1Mbyte Save firmware Register D A user defined and factory default setting parameters RAM EDO IC73 76 IC81 IC82 EDO RAM 10Mbyte onboard RAM LC3564SM 0 IC39 64Kbit SRAM External data ring buffer...

Page 74: ...Voltage Range V AC Fuse Rating 100V AC 10 125V AC 6 3A Table 2 6 PS Board Signal Summary Signal Name Condition Function 28V 42V REM_ON MAIN PS During operation On and Off is controlled by the C299MAIN board If this terminal is shorted the drive system power supply 28 V DC and 42 V DC becomes active Printer off If this terminal is cleared L the drive system power supply 28 V DC and 42 V DC becomes ...

Page 75: ...C H A P T E R TROUBLESHOOTING ...

Page 76: ...the harnesses should be undamaged and should be correctly connected to the relevant connector perpendicularly and in the correct direction Each cam and gear in the printer mechanism should have no uneven wear or be overly worn and the combinations should be correct Each type of rubber roller in the printer mechanism should be cleaned and it should be ascertained whether the cause of the trouble is...

Page 77: ...eshooting is divided into the following items Troubleshooting based on an Error Display 3 2 Troubleshooting Based on Error Display Object User Service Man 3 3 Errors handled by the service man Object Service Man Troubleshooting Based on Printing Results 3 4 Troubleshooting Based on Printing Results Object Service Man reafter the check points and check contents in the above troubleshooting items ar...

Page 78: ...ment Status 83 ESS PAUSE UTTON Waiting for the paper initialization trigger Status ADY Printer is ready Status NABLE TO INT Cannot perform test print Error 85 INTING Printing the current print job Status OPTION I F ERROR Type B interface error Error 84 NO INK CARTRIDGE One or more ink cartridges not installed Error 84 COVER OPEN The cover is open Error 82 TURN PWR OFF AND ON The printer needs to r...

Page 79: ...on igh Fatal Error Restart Request Resetting Timer IC Clearing NVRAM Resetting Executing power off sequence Inter User Transport mode Replacing ink cartridges Cover open Paper support lever released during operation Paper support lever currently released Type B Interface error No ink cartridge Ink end Roll paper Cut sheet settings different Paper jam Paper cutting error Table 3 1 LCD Panel Error M...

Page 80: ...yed it means as a criterion that the area of an A1 sheet can be printed with 100 duty but the ink cartridge should be replaced as quickly as possible When replacing an ink cartridge a new cartridge which is full of ink should be installed A partially filled ink cartridge that has been removed should not be installed a second time If this is not strictly observed the correct operation of the remain...

Page 81: ...ts should not be used Table 3 7 LOAD xxx PAPER Item Description LCD message LOAD xxx PAPER LED indicator status Paper check indicator is on and the currently selected paper path indicator flashes The paper path information is supplied by the PP remote command 1 Details Roll paper and cut sheet size settings differ The PP remote command determines the paper path and when this setting and the paper ...

Page 82: ...lock switch on the left side for proper operation and position Table 3 12 PAPER NOT CUT Item Description LCD message PAPER NOT CUT LED indicator status Paper Check indicator flashes Details Paper cut error occurred The page was not cut entirely or the page was cut unevenly and part of it still covers the P FRONT sensor Recovery Open the front cover and remove any cut paper that has not fallen If n...

Page 83: ...select Sheets on the control panel or load supported paper depending on the cause of the error If after correctly reloading paper the same error occurs check the operation and connection of the P EDGE sensor located on the carriage Table 3 15 SECURE PAPER LEVER Item Description LCD message SECURE PAPER LEVER LED indicator status N A Details The Paper Set Lever was moved to the release position dur...

Page 84: ... and connection of the corresponding ink out sensor See 4 2 3 6 Removing the I H Assembly A U T I O N Do not insert used ink cartridges into the printer Doing so will cause the ink counter to function improperly Table 3 18 NO INK CARTRIDGE Item Description LCD message NO INK CARTRIDGE LED indicator status The Ink End indicator is on for the ink cartridge that is missing or improperly installed Det...

Page 85: ...and clear the error that appears on the LCD panel Then return to SelecType mode and print Table 3 22 Fatal Error Item Description LCD message SERVICE REQ nnnnnnnn nnnnnnnn indicates the type of fatal error LED indicator status All LED indicators flash Details A fatal error occurs for one of the following reasons 1 A problem occurred that the user cannot solve by himself 2 A maintenance part has ex...

Page 86: ... 90 001000D Cover open sensor error 00 91 001000E Cover open sensor error 01 91 001000F CR motor PWM output malfunction 91 0010010 PF motor PWM output malfunction 91 0020000 NVRAM error 91 0020001 Internal RAM check error 91 0020002 SRAM check error 91 0020003 DRAM check error 91 002000B Mail box error memory error 87 0020004 CPU vector 4 general illegal instruction 87 0020006 CPU vector 6 slot il...

Page 87: ...CE CALL 00000101 o Content The carriage drive system has reached the end of its service life o Treatment n Check if the bends and joints of the ink supply tubes have damage cracks or ink leakage n Check if the CR timing belt driven pulley and CR motor are normal n Check if the CR timing belt s tension is normal n If no abnormalities could be confirmed carry out initialization of the CR motor s ser...

Page 88: ...t tension n Replace the PF motor n Replace the PF motor extension cable n Replace the C299MAIN Board SERVICE CALL 00010002 o Problem PF motor overcurrent Feedback from the PF motor IC35 driver s 10 pin output sensor signal indicates that the PF motor s current is irregular o Solution n Replace the PF motor n Replace the PF motor extension cable n Replace the C299 MAIN Board SERVICE CALL 00010003 o...

Page 89: ...or short with respect to the specified time Solution Check if there is not some abnormal load during carriage movement If there is no abnormality but the error is not cleared check the CR motor encoder If there are abnormalities n Check if the T fence for detection of the encoder pulse is removed n Check for dirt paper dust or damage to the T fence n Replace the CR_ENC carriage encoder sensor n Re...

Page 90: ... home position sensor malfunction Solution n Replace the CR_HP detection sensor n Replace the C299 Main Board ERVICE CALL 0001000C Problem The head SLID home position sensor is faulty Solution Check if there is ink or dirt etc adhering to the sensor surface and hindering the detection operation If there is no abnormality and the error is not canceled check the SLID home position sensor If there ar...

Page 91: ...00 NVRAM ERROR SERVICE CALL 00020001 INTERNAL RAM ERROR SERVICE CALL 00020002 SRAM ERROR SERVICE CALL 00020003 DRAM ERROR o Problem Unusual condition detected o Solution n Make a note of the error code that was generated turn on the power again and check if the same error is generated again If there is reproducibility replace the C299 MAIN Board SERVICE CALL 10000004 CPU VECTOR 4 GENERAL IMPROPER ...

Page 92: ...ber is damaged etc n If the pump unit has failed The tubes are crushed etc b If the trouble occurs with a specific ink color n Abnormal connections between the ink cartridge ink holder tube damper print head Fastening nuts loose or the O ring deformed or damaged causing ink to leak etc could occur n Print head failure Left side B Head Black Cyan Magenta Right Side C Head Light Cyan Light Magenta Y...

Page 93: ...RRED PRINTOUT FRONT If smudging or marring occurs due to rubbing by the head etc on the paper s printed surface check the following items 1 If smudging is occurring at the front end of the roll paper or at the rear end widen the margins at the front end and rear end Set the Roll Paper Margin front end and rear end on 15 mm If high duty printing was done close to the front end and rear end margin 3...

Page 94: ...nt the Nozzle Check Pattern If it is normal carry out the Head Slant Adjustment If skipping of dots occurs carry out Cleaning 2 If skipping of dots is not the cause carry out adjustments of the print heads Head slant adjustment B head C head n If each of the nozzle rows on the B head or C head is not positioned so that it is perpendicular to carriage travel direction overlapping of the raster line...

Page 95: ...C H A P T E R DISASSEMBLY ASSEMBLY ...

Page 96: ...h the PS board Unless otherwise stated always turn off the printer wait several seconds and then unplug the power cable from the outlet before servicing a printer n Wear protective goggles to protect your eyes from ink If ink gets in your eye flush the eye with fresh water and see a doctor immediately n Wear a pair of gloves to protect your hands than the sharp edge in the printer mechanism n For ...

Page 97: ...electricity which can cause damage to the board It is recommended you use an anti static wrist band or similar grounding device to prevent static electricity buildup n When removing re inserting the flat cable FFC from to a connector make sure to pull insert the cable at a 90 degree angle to the connector Otherwise internal contact of the leads may be damaged and this can cause a short circuit n W...

Page 98: ...lable tools no special tools necessary longer than 250mm is helpful Phillips screwdriver 1 Standard screwdriver und nosed pliers eezers 589 Torque Wrench 6 mm 0 kg or f760 Torque ench B765106901 1059914 For tube and joint screws x Wrench Part with Exclusive Stand Commercially available part 5 5mm 1 Loop Scale ASSY sembly tool 1051765 Exclusive tool No f730 Loop Scale Attachment l 1051767 Exclusive...

Page 99: ...ight UPS M4x6 white Cup S tight UPS M4x8 white Cup S tight PP M3x8 white Crosshead Pan P tight PS M3x12 white Crosshead Pan S tight P M3x6 white Crosshead Pan P W M2x12 silver Crosshead Pan washer P W M2x8 silver Crosshead Pan washer P W M3x6 silver Crosshead Pan washer P W M3x8 silver Crosshead Pan washer P W M3x25 silver Crosshead Pan washer P W M4x8 silver Crosshead Pan washer P W M4x10 silver ...

Page 100: ...PSON Stylus Pro 7500 Revision A isassembly Assembly Disassembly Flow 100 2 Disassembly Flow fer to the following flowchart when determining the disassembly flow Figure 4 2 Disassembly Process Flowchart ...

Page 101: ...Housing is sections describes the removal procedure for printer housing parts See below for an ustration of the housing parts Figure 4 3 Housing Part Diagram Roll Cover Assembly Upper Paper Guide behind H Top Cover R Side Cover H Top Cover Lower Paper Guide Front Cover Assembly L Side Cover ...

Page 102: ...ightly away from the R Side Cover Figure 4 4 Panel Unit Removal 1 2 Remove the FFC cable from the connector and hook Figure 4 5 Panel Unit Removal 2 2 panel unit clip clip hook panel unit connector FFC When replacing the control panel and FFC make sure you push the FFC cable slack inside and towards the rear of the printer to avoid interfering with carriage movement ...

Page 103: ...he handle Using a driver or similar tool remove the lever opening cap The cap may fall through the hole so it is recommend you secure the cap between your finger and the driver as you remove the cap Figure 4 6 R Side Cover Removal 1 4 5 From the rear side remove one white screw CUPS M4x8 and from the right side remove two white screws CUPS M4x8 Figure 4 7 R Side Cover Removal 2 4 Figure 4 8 R Side...

Page 104: ... 1 Open the roll paper cover 2 From the middle remove one black screw CBP M4 x 10 from the back side remove 1 white screw CUPS M4 x 8 then from the left outside remove 2 white screws CUPS M4 x 8 and remove the L side cover Figure 4 10 L Side Cover Removal 1 2 Figure 4 11 L Side Cover Removal 2 2 3 Pull off the L Side Cover to the left R side cover paper set lever screws CBP M4x10 roll parer cover ...

Page 105: ...cribed in 4 2 1 2 R Side Cover Removal 2 Remove the L Side Cover as described in 4 2 1 3 L Side Cover Removal 3 Remove the I C Holder Cover as described in 4 2 1 4 I C Holder Cover Removal 4 Open the Front Cover 5 From the right side remove two screws CUPS M4x8 and from the left side remove three screws CUPS M4x8 Figure 4 13 H Top Cover Removal on right side Figure 4 14 H Top Cover Removal on left...

Page 106: ...te screw CBS M3x6 securing the USB interface Remove one white screw CBS M3 x 6 holding the AC inlet top and the white screws CBS M4 x 8 holding the rear cover bottom Open the roll paper cover then remove the 3 white screws CBS M4 x 8 holding the rear cover top then remove the rear cover while pulling it downward Figure 4 15 Rear Cover Removal 1 2 Figure 4 16 Rear Cover Removal 2 2 screws CPS M3x12...

Page 107: ...8 Paper Guide L2 removal on left side screws Truss M4x6 paper guide L2 paper guide L2 screws Truss M4x6 C A U T I O N Assemble the paper guide L2 using the following assembly procedure 1 Fit all five of the projections on the paper guide L2 in the notches 5 notches in the cushion tape on the paper guide L See the figure below 2 Fasten the paper guide L2 using 4 screws Figure 4 19 Paper Guide L2 as...

Page 108: ...pindle support Remove two white screws CPS M4x8 securing the gray spindle support on the right and then remove the spindle support Remove the cover brake pin from either the left or right side and remove the cover Figure 4 20 Roll Paper Cover removal on right side Figure 4 21 Roll Paper Cover removal on left side roll paper cover brake pin spindle support screws CPS M4x8 screws CPS M4x8 roll paper...

Page 109: ...cover fulcrum pin Figure 4 24 Removing the Front Cover 3 3 5 Remove the front cover spring R and front cover from the front cover fulcrum pin R then remove each respective part front cover spring L E ring spring pin hooks front cover support spring pin front cover fulcrum pin E ring front cover spring R C A U T I O N The front cover springs R L should be installed correctly A D J U S T M E N T R E...

Page 110: ... Take out the white screw CUPS M4 x 8 which fastens the AC inlet then remove the AC inlet ground cable and finally the toothed washer M4 5 Take out the white screw used to fasten the cooling fan holder CUPS M4 x 8 then slide the cooling fan holder to the right side and after unhooking the hook from the printer base remove the cooling fan holder Figure 4 26 Removing the Cooling Fan Holder A R N I N...

Page 111: ...cker surface and harness routing direction is fixed so caution should be exercised Figure 4 27 Removing the Cooling Fan DISCONNECT THE AC INLET 1 Take out the 2 white screws countersunk head screws M3 x 6 used to fasten the AC inlet then remove the AC inlet NOTE The AC inlet s installation direction is fixed so caution should be exercised The sticker surface faces up Figure 4 28 Removing the AC In...

Page 112: ...w 1 Front cover snsr 41 3 white 2 CR_HP snsr 42 4 red 1 PG_HP snsr Head_Slide 39 4 yellow 2 P_Front snsr 11 4 red 2 P_Front snsr 13 5 white 3 PF Motor encoder 32 4 blue 3 ink snsr M 35 5 red 3 ink snsr Y 9 30 white special CR board Assy 2 lock type 8 30 white special CR board Assy 1 lock type 31 4 yellow 4 ink snsr C 34 5 red 3 ink snsr LM 30 4 white 4 ink snsr Bk 33 5 blue 3 ink snsr LC 10 2 whit...

Page 113: ... so if it is used in the Stylus Pro 7500 the setting should be changed to No 2 in the table above The location of the DIP Switch is as shown in the following figure J U S T M E N T E Q U I R E D After replacing the main board various adjustments are required For details about these adjustments refer to Chapter 5 Adjustment Refer to Page172 screws CP W M3x6 screws CP W M3x6 screws CP W M3x6 screws ...

Page 114: ...bes the Printer Mechanism components and the procedure for disassembly ON SW2 SW1 C A U T I O N Do not remove or loosen the screws that secure the CR guide rail also do not remove the carriage These parts are adjusted to 1 100th of a mm at the factory Do not attempt any kind of service or adjustment to the frame or parts attached directly to the frame See the Parts List in Chapter 7 for a list of ...

Page 115: ...p on the outside of the printer 3 While raising the hooks on both the left and right waste ink holder sides move the waste ink holders slowly toward you then after disengaging them from their receptacle in the base frame remove them Figure 4 33 Waste Ink Box A U T I O N When the waste ink counter indicates the ink pads need to be replaced the following parts all need to be replaced at the same tim...

Page 116: ...ach tube in the waste ink holder mounting plate the tubes should be set in the waste ink holder mounting plate hooks so that their ends are positioned about 20 mm higher than the bottom of the waste ink holder s bottom If they are not set correctly ink discharge may not be accomplished correctly OTE2 All the ink tubes should be installed so that there is no undue bending or crushing Figure 4 34 Wa...

Page 117: ... the printer as described in steps 1 to 3 only of Replacing the Waste Ink Pads on page 115 Remove the two screws CP W M4x8 and one screw CP W M4x40 securing the fan duct and then remove the fan duct Disconnect the fan connector and harness Remove the one screw CP W M4x8 securing the fan and remove the fan Figure 4 35 Suction Fan Removal screws CP W M4x8 connecter fanduct screws CP W M4x40 screws C...

Page 118: ...y are similar you need to make sure you do not mix the heads One is for dark inks and the other is for light inks Therefore make sure you prepare and install the correct replacement head n B head F055040 Printhead IJ192 OAD damper order B C M n C head F055050 Printhead IJ192 OAE damper order LC LM Y The printheads are the same for the EPSON Stylus Pro 9500 and EPSON Stylus Pro 7500 Before replacin...

Page 119: ...ot press on this part OTE2 The transparent film on the damper s side is delicate so be careful not to damage it while working Figure 4 38 Damper Removal 7 Using round nosed pliers remove the Tension Spring 9 9 from the C head on the right 8 Remove one screw CB M3x6 also called the H Spacer screw and then remove the printhead from the carriage 9 Remove the flat cable from the back of the printhead ...

Page 120: ...over Removal on page 105 5 Remove three screws CPPM3x6 securing the CR board and remove one screw CP W M3x6 securing the ground line washer M3 and CR board guide NOTE The screw on the far left side used to fasten the CR board guide plate should be tightened together with the ground wire toothed washer CR board guide and CR board assembly in that order Figure 4 41 CR Board Guide Removal 6 Remove th...

Page 121: ...d assembly also removing the ground wire and toothed washer M3 then remove the CR board assembly OTE The screw on the far left side used to fasten the CR board guide plate should be tightened together with the ground wire toothed washer CR board guide and CR board assembly in that order Figure 4 43 Connector and CR Board Removal for FFC main board for FFC print head CR board ASSy CR board ASSY scr...

Page 122: ...e front of the cutter housing and pull the sensor cables free Figure 4 44 Cutter Housing Removal 1 2 4 Take out the 4 screws CP W M3 x 8 holding the cutter holder then remove the cutter holder assembly from the carriage while gently releasing the key which engages the cutter holder with the carriage See Fig 4 46 toward the left Figure 4 45 Cutter Housing Removal 2 2 Figure 4 46 Cutter Holder Assem...

Page 123: ... the carriage cannot be moved from the home position to the left when the power switch is turned on 3 Take out the 2 screws CP W M3 x 6 holding the cutter solenoid then remove the cutter solenoid while pushing out the cutter holder assembly from the bottom with the shaft of a screwdriver etc Figure 4 48 Cutter Solenoid Removal J U S T M E N T E Q U I R E D After installing the cutter holder assemb...

Page 124: ... one screw CBP M3 x 6 holding the P EDGE sensor assembly and remove the P_EDGE sensor assembly Figure 4 50 Removing the P_EDGE Seasor Assembly J U S T M E N T E Q U I R E D After assembling the CR ENC the following adjustments should be made n The CR ENC installation position adjustment should be made Refer to Page224 n The Cutter positioning adjustment should be made Refer to Page226 screw M3x8 g...

Page 125: ...from the clamps then take them out of the cable hole in the left side frame See Removing the C299 MAIN Board Remove all the harness connectors x 6 in the ink cartridge sensor system from the clamps total 4 on the L side frame side surface Figure 4 51 Ink Sensor Harness Removal 9 Remove two screws CPP M3x8 securing the ink tube cover and remove the cover Figure 4 52 Ink Tube Cover Removal A U T I O...

Page 126: ...one screw CUPS M3x6 and one screw CUPS M4x6 securing the I C Holder Frame on the left side Figure 4 54 Holder Frame Removal L side 13 Remove six screws CUPS M3x6 and two screws CUPS M4x6 securing the I C Holder Frame on the top Figure 4 55 Holder Frame Removal top 14 Separate out the harness of the ink holder assembly ink sensor assembly that you are removing from the harness connectors x 6 in the...

Page 127: ...lder Assembly 2 Remove the ink assembly cable from the hook on the back of the I H assembly Figure 4 58 Removing the Ink Sensor Assembly 1 3 3 Remove the I C holder frame bottom 4 Take out the one screw CBS M3 x 10 holding the ink sensorassembly s Ink Low sensor then remove the Ink Low sensor 5 Take out the 2 screws CUPS M3 x 6 holding the needle frame assembly then release the clew on the needle ...

Page 128: ... connector from the main board remove the CR motor harness from the clamp then take it out through the hole in the left side frame 5 Release the carriage lock by hand and move the carriage from the capping position 6 Loosen the CR tension mounting shaft on the R side frame side then release the tension on the CR timing belt NOTE A record should be taken of the tension scale reading of the CR tensi...

Page 129: ...ake it out through the hole in the L side frame Figure 4 63 Removing the PF motor assembly harness connector 4 Release the clamp on the outside of the left side frame then remove the PF motor harness A U T I O N During assembly move the carriage by hand to the left and right and make sure that the CR timing belt is attached uniformly in the center of the pulley J U S T M E N T E Q U I R E D If the...

Page 130: ...unting plate from the left side frame outside bottom first as shown in the figure below Figure 4 66 Removing the PF motor fastening screws 9 Remove the PF motor taking care not to damage the PF motor pinion gear or bearing screw fixed to PF moter mounting plate PF motor securing screws C A U T I O N During assembly move the PF deceleration pulley by hand and make sure the PF timing belt is attache...

Page 131: ...acking off the double sided tape to the the PF loop scale base Figure 4 67 F730 tool and PF Loop Scale Base 3 Affix the PF loop scale carefully to the PF loop scale base with the PF loop scale printed surface downward aligning it precisely with the PF loop scale base Figure 4 68 PF Loop Scale Set PF loop scale base protective backing C A U T I O N n Care should be taken so as not to damage the int...

Page 132: ...de align the internal diameter of the PF loop scale with the left end of the grid roller PF roller and set it lightly 2 Press the exclusive tool F731 against the PF loop scale assembly from the outside then insert the grid roller in as far as the base plate carefully and affix it Figure 4 70 Affixing the PF Loop Scale Assembly protective backing double sided tape C A U T I O N n At this point the ...

Page 133: ...embly respectively Figure 4 72 Removing the Harnesses 2 J U S T M E N T E Q U I R E D If you replace the waste ink absorbers because the service call error 00000100 occurs you need to replace the specified parts in the Maintenance Assembly After replacing them be sure to initialize the following counters n Waste ink counter Refer to Page216 n Cleaning unit counter Refer to Page216 Parts to be repl...

Page 134: ...he Maintenance Base Assembly 1 Figure 4 74 Removing the Maintenance Base Assembly 2 Figure 4 75 Removing the Maintenance Base Assembly 3 8 Shift the Maintenance Base Assembly to the left to release the joint with the R Side Frame Then watching out for the harnesses lower the Maintenance Base Assembly and remove it Figure 4 76 Maintenance Base Assembly driver screw 4x6 driver screw 4x6 maintenance ...

Page 135: ...as described in Removing the Maintenance Assembly on page 133 Release the harness for the Pump Motor Assembly from the cable clamp Remove the three CP W M3x8 screws securing the Pump Motor Assembly to the Maintenance Base Assembly and remove the Pump Motor Assembly Figure 4 77 Removing the Pump Motor Assembly screws M3x8 clamp pump moter assembly ...

Page 136: ...ame Sub Assembly Remove the one CUPS M3x6 screw securing the Cap Assembly disconnect the two tubes from the Pump Assembly and remove the Cap Assembly Figure 4 79 Removing the Cap Assembly Figure 4 80 Cap Assembly R side frame sub assembly screws M4x6 screws M4x6 cap assembly tube connect points screw M3x6 C A U T I O N Check for the points below when removing mounting the Cap Assembly n Push the c...

Page 137: ... screw securing the Pump Assembly and remove the Pump Assembly Figure 4 81 Removing the Pump Assembly 4 2 3 10 4 Removing the Cleaner Head 1 Remove the Maintenance Assembly as described in Removing the Maintenance Assembly on page 133 2 Remove the Cap Assembly as described in Removing the Cap Assembly on page 136 3 Using tweezers release the joint for the concave part of the Cleaner Head and the c...

Page 138: ...133 Using tweezers remove the Cleaner Head from the Pump Assembly OTE Make sure the Cleaner Head surface is free from any dirt dust or grease Also when mounting it use tweezers to keep the wiping side of the Cleaner Head clean Remove the one CUPS M3x6 screw securing the Flushing Box Assembly and remove the Flushing Box Assembly Figure 4 83 Removing the Flushing Box Assembly screw M3x6 flushing box...

Page 139: ...e R Side Frame Push the carriage lock using your finger to unlock the carriage and move the carriage from the home position to the left Remove the one CP W M3x6 screw securing the HEAD_SLIDE Sensor Assembly and remove the HEAD_SLIDE Sensor Assembly Release the harness for the HEAD_SLIDE Sensor Assembly from the four cable clamps on the Maintenance Assembly and CR Rail Assembly Figure 4 84 Removing...

Page 140: ...in R Side Cover Removal on page 103 Push the carriage lock using your finger to unlock the carriage and move the carriage from the home position to the left Disconnect the harness from the CR_HP Sensor connector Release the hook fixing the CR_HP Sensor and remove the CR_HP Sensor Figure 4 86 Removing the CR_HP Sensor conecter CR_HP sensor hook ...

Page 141: ...ever down to the rear Remove the one CUPS M3x6 screw securing the sensor bracket and remove the bracket along with the both sensors OTE Sensor bracket position is adjusted at factory Therefore be sure to mark its current position before removing the screw Remove the harness from the connector of the Release P_THICK Sensor Unhook the sensor from the sensor bracket and remove the sensor Figure 4 87 ...

Page 142: ...ness in the hole on the right Push the paper hold lever down to the front Remove the three CUPS M4x6 screws securing the Paper Guide L and remove the Paper Guide L by slowly taking it out toward upper front OTE To remove the left screw insert a screw driver from the space of the I H Assembly the third one from the right Remove the two CP W M2x8 screws securing the P_FRONT Sensor Assembly and remov...

Page 143: ...t Remove the five CBS M4x6 screws securing the Paper Guide U and remove the Paper Guide U by slowly taking it out toward the upper front OTE When removing installing the Paper Guide U be careful not to mar the P_REAR Sensor Assembly with the edge of the sensor inspection window Remove the two CP W M2x8 screws securing the P_REAR Sensor Assembly and remove the P_REAR Sensor Assembly OTE P_REAR Sens...

Page 144: ...rness bundle for the Cover Sensor Assembly Remove the two CP W M2x12 screws securing the Cover Sensor Assembly and Cover SW Holder and remove the Cover Sensor Assembly Figure 4 93 Removing the Cover Sensor Assembly J U S T M E N T E Q U I R E D Perform the necessary adjustment listed in Table 5 2 in Chapter 5 on Page172 This adjustment is required to make the Cover Sensor Assembly work interlockin...

Page 145: ... his or her consent o Most of the print media used with the Stylus Pro 7000 with the exception of the following media will no longer be usable with the printer n MC thick mat roll paper n Glossy film roll paper o When the upgrade service has been performed the dye based ink cartridges used with the Stylus Pro 7000 cannot be used o The OLFA manual cutter is not packed with this conversion kit Also ...

Page 146: ...ead is that its printing precision is higher compared to that of the dark system head and it is effective in solving the problem of banding when users report banding problems and prevents it from recurring thus eliminating customer claims in this area If the customer purchases MC mat synthetic paper or MC mat synthetic paper with adhesive when this service is contracted for depending on the condit...

Page 147: ...s toward the front of the printer INK DISCHARGE PROCEDURE 1 Enter the Self diagnostic mode by turning the printer s power switch ON while pressing the following buttons n Paper Feed Button Paper Feed Button Enter Button 2 Select Check Adjustment by pressing the SelecType button then press the Enter button After that press the Paper Source button to select Adj Clean Head then press the Enter button...

Page 148: ...g will be done automatically when the power is turned ON next n Ink cartridge consumption counter n Waste ink counter n Initial ink filling flag set Turn the printer s power OFF then pull the AC plug out of the AC outlet CONVERSION KIT PARTS REPLACEMENT PROCEDURE 1 Release the 2 hooks fitting into the left and right sides of the control panel and remove the control panel Figure 4 94 Removing the C...

Page 149: ... the printer so caution should be exercised Figure 4 96 Removing the Paper Set Lever and Paper Lever Cap 5 Open the roll paper cover and take out the one screw that is installed from the printer s right inside to the right side cover Figure 4 97 Removing the Right Side Cover 1 3 6 Take out the one screw Silver CBP M4 x 8 that is installed from the printer s rear to the right side cover On the prin...

Page 150: ...e it 9 Close the front cover then loosen the 4 screws holding paper guide L2 Silver M4 x 6 and remove paper guide L2 Figure 4 100 Removing Paper Guide L2 CBP M4 x 12 Screw C H E C K P O I N T When installing paper guide L2 the 5 insertion tabs on the top edge of paper guide L2 should be inserted in the insertion slots in paper guide L then the screws should be tightened Figure 4 101 Attaching Pape...

Page 151: ...sed to fasten the waste ink pad boxes from the printer s bottom surface then slide the waste ink boxes toward the printer s front Figure 4 103 Removing the Waste Ink Pad Boxes 12 Release the hooks holding the waste fluid tube holders at the left and right ends of the waste ink pad boxes then remove the waste fluid tube holder together with the tubes Figure 4 104 Removing the Waste Fluid Tube Holde...

Page 152: ... 1 screw CBS M3 x 6 holding the USB interface connector Figure 4 106 Removing the Installation Screws from Each Interface 18 Take out the one screw CBS M3 x 6 holding the AC inlet C H E C K P O I N T n After replacing the waste ink pads place the old waste ink pads in the plastic bag packed with the new waste ink pads and packed in the same package with the conversion kit then dispose of the appro...

Page 153: ... cover from the rear side of the printer 21 Remove the pump assembly cable from connector CN24 on the main board then remove the cable from the 3 cable holders in the circuit board housing Take the cable out from the notched hole in the right side frame CBS M4 x 8 Screws AC Inlet CBS M4 x 8 Screw C H E C K P O I N T After inserting the connector for the pump assembly cable in connector CN24 on the...

Page 154: ...rom the 2 cable holders on the bottom side of the maintenance space assembly Figure 4 110 Removing Cables 2 24 Take out the 4 screws CUPS M4 x 6 holding the maintenance base assembly Figure 4 111 Removing the Maintenance Base Assembly 1 Figure 4 112 Removing the Maintenance Base Assembly 2 Maintenance Base Assembly Pump Motor Cable CR Slider Cable HP Sensor Cable CR Unit FFC CR Unit Maintenance Ba...

Page 155: ...stalled after moving the CR unit away from the capping position If it is installed with the CR unit in the capping position it makes contact with the cap flag on the head surface as in the figure below and there is a possibility that the head surface could be scratched Figure 4 115 Cap Flag n When assembling the maintenance base assembly if it is not raised up securely to the screw tightening posi...

Page 156: ...gear frame NOTE When assembling the pump reduction gear on the maintenance base assembly it should be assembled in the proper direction Right Side Frame Sub assembly M4 x 6 Screws Waste Fluid Tubes Cap Assembly M3 x 6 Screw C A U T I O N When assembling the cap assembly the following items should be checked n When the cap s frame is pushed down it should be checked whether it returns from the spri...

Page 157: ...gure below when assembling the cleaner head on the pump assembly care should be taken as to the assembly direction Also the cleaner head should never be touched with bare hands Figure 4 121 Cleaner Head Assembly Direction 31 Loosen the one screw CP W2 M3 x 6 holding the flushing box then remove it Take out the new flushing box from the conversion kit and assemble it Figure 4 122 Replacing the Flus...

Page 158: ... one screw CBP M4 x 10 used to install the left side cover from the inside of the printer s left side Figure 4 124 Removing the Left Side Cover 1 36 Take out the one screw CBP M4 x 8 holding the left side cover from the rear of the printer Take out the 2 screws CUPS M4 x 10 holding the left side cover from the left side of the printer Figure 4 125 Removing the Left Side Cover 2 37 Remove the left ...

Page 159: ...nism 42 Confirm that the CR unit is outside the capping position then loosen the 2 CR cover installation screws CP W M3 x 6 and remove the CR cover Figure 4 128 Removing the CR Cover 43 Take out the 1 screw CP W M3 x 6 holding the damper holder Release the fastening hook on the damper holder s left side Figure 4 129 Removing the Damper Holder C H E C K P O I N T Confirm that the 6 ink cartridge No...

Page 160: ... T I O N The damper film should not be pushed If pressure is applied to the film the ink inside the damper will be discharged forcefully from the damper s connection fitting C H E C K P O I N T When installing the O rings on the front ends of the ink supply tubes the following procedure should be used 1 Fit a finger sock on your index finger If you are already wearing plastic gloves the tip of the...

Page 161: ...cified locations n EPSON COLOR FAST Label Affix this label on the bottom of the right side cover panel In the EPSON COLOR Fast label position n Manual Cutter Cutting Position Labels Vertical Position Align the scissors cutting line on the label with a position 12 7 cm down from the bottom of the paper guide L sub platen Horizontal Position Align the label s left edge with a position 3 cm from the ...

Page 162: ...e firmware upload mode while pressing the following buttons In this mode the yellow ink LED will light up and Data Transfer will be displayed in the LCD C A U T I O N n Whichever method is used a PC card or the parallel interface cable if the power is turned off during the firmware update process this procedure should be repeated from the beginning n If you are updating the firmware via a PC card ...

Page 163: ...n the PC card slot on the main board Turn the printer s power On The printer will start uploading the firmware automatically and the following messages will be displayed in order in the LCD During this time all the ink LED s on the panel will blink repeatedly This operation will be completed in approximately 2 minutes n Flash Erase Flash Write Complete Program Load End When the above LCD display e...

Page 164: ... correctly lined up as in the following samples in printing patterns No 1 to No 3 press the Paper Source button 3 times and proceed to the printing pattern No 4 adjustment menu Proceed to Step 8 Confirm that Bi D 300 N C is displayed in the LCD o If some lines are not aligned in printing patterns No 1 to No 3 press the Paper Source button several times to proceed to the adjustment menu for the aff...

Page 165: ...utton Moves the bottom 2 out of the 4 patterns within the printed pattern in a direction so that they separate Input the estimated values in the ND Base Value Adjust xx Menu then press the Enter button to print a new Bi D No 4 print pattern 10 Repeat the above steps 9 and 10 until the proper printing pattern can be confirmed 11 ND LC XX will be displayed in the LCD In this menu input the pattern N...

Page 166: ...press the Enter button 2 Confirm that Adj Head LR Adj is displayed in the LCD Press the Enter button to print the adjustment pattern A U T I O N n Up to Bi D adjustment patterns No 1 3 by deciding the value input from the panel the adjustment results are printed out so it is possible to check the adjustment results visually but for Bi D adjustment pattern No 4 even if you decide a value to input f...

Page 167: ...r Source button to move to the corresponding pattern adjustment menu then input the appropriate numerical values using the Paper Feed keys After inputting the correction value press the Enter button to print the results of the input correction values The relationship between the inputs using the Paper Feed buttons and the printing results is as shown below n Adjustment value minimum resolution 1 2...

Page 168: ...ounter value when the nozzle check pattern was printed out Confirm that the value has gotten smaller Note If initial filling has been exceptionally performed several times during this operation the counter value that is printed out may actually be higher than the value printed out during the preparations n Nozzle Vertical Position Check Pattern In this pattern it should be confirmed that no irregu...

Page 169: ...C H A P T E R 0 ADJUSTMENT ...

Page 170: ...he product s operation or functions n When carrying out adjustments accompanying replacement of the following parts be sure to install and use new ink cartridges Ink supply system parts replacement Heads I H Assembly Ink tubes Head damper Table 5 1 Adjustment Tools Name Part Code Notes Tension Gauge 1054053 standard tool acceptable Max 10 000g Tension Gauge B747700300 standard tool acceptable Max ...

Page 171: ...ed Length 1000 mm ale Stopper F714 1047745 A commercially available scale can be purchased Used in combination with the F713 measurements in 0 1 mm units k Cartridge L ipping Fluid S46 ecycled x 6 1045585 Cleaning and product shipping fluid cartridge 6 are required for a single operation Table 5 1 Adjustment Tools Name Part Code Notes ...

Page 172: ...t print 14 Replace waste ink pads reset waste ink service life counter 15 Writing the USB ID 174 175 193 195 195 200 203 204 205 207 184 208 216 231 CR Motor replacement 1 Adjust the CR timing belt tension Required tool Tension gauge for 10 000 g Start the self diagnostic function 2 Capping position adjustment 3 Bi D Adjustment 4 Matching between heads gap 5 Flash point adjustment 6 Top Bottom adj...

Page 173: ...lation position Required tool PF ENC Installation Position Adjustment tool F764 Adjust the PF ENC installation position 2 Required tool PF ENC Installation Position Adjustment tool 2 F765 230 R Encoder Scale stening Plate Removal 1 Adjust the CR encoder scale installation position Required tool CR ENC Scale Installation Position Adjustment tool F758 225 R Solenoid Assembly placement or per Guide L...

Page 174: ...d then writing the data nsferred to that memory card to the new C299MAIN board s flash memory REQUIREMENTS FOR PARAMETER BACKUP o F727 Flash Memory Card Part 1050073 Fujitsu MB98A81183 15 o Memory card writing utility i e Adtech CardUT97 o PC with memory card writer or stand alone memory card writer o IPL contained in the F733 Self Training Kit Part Code 1053426 This can be used in common with the...

Page 175: ...t should be connected 2 Insert the PC card containing the backup data top facing the outside of the printer into the PC card slot connector on the Main Board and turn on the printer NOTE It should be set so that the memory card surface is facing the printer s outside 3 Make sure the following message appears on the LCD 4 Press any button on the Control Panel to start the download procedure 5 When ...

Page 176: ... error n Flash memory erase error n PC card write error n PC card erase error ing a different PC card try the operation again If a different PC card does not solve the oblem there is a problem with the flash memory on the Main Board and a backup is not ssible Replace the Main Board ANGE OF BACKED UP PARAMETERS loading of the backup parameters is done to the following addresses in NVRAM on the 99MA...

Page 177: ... Enter Example Copy a mpb0289c ipl lpt1 5 The data transfer operation takes between five and seven minutes and the ink out plus Pause indicators flash during the transfer FLASH ERASE FLASH WRITE PROGRAM LOAD END 6 Turn the printer off and then back on 7 Verify the firmware version according to the directions in step 1 turn off the printer and see the Caution at the top of this page A U T I O N n I...

Page 178: ...The card is EPSON service tool F727 Flash memory card OTE The memory card should be inserted so that its top is toward the printer s outside Turn on the printer Update Complete appears when the firmware update has finished Turn off the printer remove the memory card and then turn on the printer Verify the firmware version according to the directions in step 1 turn off the printer and see the Cauti...

Page 179: ...s of each button on the operation panel are changed as shown in the table below Switch the printer s power off to finish the self diagnostic Function Figure 5 1 Self diagnostic Function Panel Functions Table 5 3 Self diagnostic Function Mode Panel Operation Normal Mode Self diagnostic Mode Functions use Previous Level Returns the setting item to the previous level of the menu hierarchy lecType Set...

Page 180: ...justs certain mechanism such as printheads sensors and feed path heck Cleaning Starts initial ink charge or predetermined cleaning sequence heck Print Prints nozzle check pattern or adjustment parameter list heck Parameter Updates or clears all of the adjustment parameters heck Life Tests the operation of the printer components 1 A U T I O N n In Self Diagnostic mode all of the tests except for on...

Page 181: ...em Description ersion Firmware program Backup parameters DIP SW C299MAIN Board Rev Panel Unit Rev ontrol Panel Panel buttons LCD panel display LED indicators nsors CR HP Cover Open Paper Set Lever P_EDGE P_FRONT P_REAR Paper Thickness Head SLID Head Thermistor B C I C Present Not Present Ink End ncoder CR Motor PF Motor n On Off confirmation ec Maintenance Record Fatal Error Record A Revision Fact...

Page 182: ...on Menu Options o Concerning Firmware LODDYM is displayed The explanation of this is as follows LO Fixed DD Day Y Year Last digit of AD year M Month Hex o Concerning DIP SW The DIP SW mounted on the C299MAIN board is a 2 bit switch with SW 1 displayed as the LSB and SW 2 displayed as the MSB Example If JP1 Shorted ON and JP2 Shorted the display is 0x03 ...

Page 183: ...CD is not working properly LED check The LED indicators turn on in the following order and the name of the indicator appears on the LCD when that indicator turns on Power Pause Ink End K C M Lc Lm and Y Paper Out Cut Roll Cut Off and Sheet SENSORS This function allows you to confirm whether the sensors are operating properly The current status ON or OFF of the sensors one at a time is shown in the...

Page 184: ...I C Lm is displayed C H E C K P O I N T You need to perform the Adjustment the Paper Sensors as described on the next page after replacing the Main board as well as any of the P_THICK P_REAR and P_FRONT sensors C A U T I O N n For the reasons given on the preceding page depending on the base unit s serial code and the firmware version the adjustment methods for the P_FRONT REAR EDGE sensors differ...

Page 185: ...t mode s LCD display is as shown below The meaning of each value is as shown below Panel Display Sen Sensor Name A D ttt vvv ttt Difference between the sensing level when there is no paper and when there is paper This numerical value is shown in Hexadecimal and changes depending on the printer s state vvv Sensor detection level when there is paper The hexadecimal number during the adjustment chang...

Page 186: ...the paper front edge setting position on paper guide L Move the CR unit over the paper and close the front cover halfway At this time if the vvv value in the LCD display does not change the subsequent operation can be performed with the front cover in the open state If the vvv value changes use adhesive tape etc to fix the front cover in the half closed state OTE Move the CR unit over the paper so...

Page 187: ...e above conditions o P_REAR Sensor Adjustment 1 Press the Paper Source button and select Sen Rear AD At that time make sure that the LCD displays Sensors Rear AD ttt vvv If the vvv value is lower than 01C H when no paper is set then adjustment is impossible In this case replace the sensor NOTE ttt or vvv is a hexadecimal number that changes depending on the printer s state 2 Raise the paper set le...

Page 188: ...ht by hand PF encoder Turn the Grid Roller by hand Figure 5 8 Encoder Confirmation Process AN is function confirms the operation of the paper vacuum fans x2 When this item is ected the fan turns on Press the Pause button to turn the fan off and proceed to the next m Figure 5 9 Fan Operation Check ELEC The printer s operating history information and fatal error occurrence history saved in the contr...

Page 189: ...aper set lever operation count 1 count for each respective Up Down operation Cover Front cover open close count 1 count for each respective Open Close operation Ink Lever R L Not used CR Motor Carriage cumulative moving distance Units Km PF Motor Paper feed cumulative distance Units Km Ink Tube Carriage cumulative pass count Print Count Cumulative number of sheets printed Count for each FF Cleanin...

Page 190: ...d Error menu e errors listed here do not include CPU errors service call errors and the printer lists a ximum of the most recent seven fatal errors Error 0 6 Figure 5 12 Error Record Function OTE See Table 3 22 in Chapter 3 Troubleshooting concerning the error contents ...

Page 191: ...osition on the HP side Flush Point Do not use there is no left flush point and this function will generate a fatal error ed Correction Checks paper feeding w ruler op Bottom Checks the top and bottom margins w ruler ear Paper Sensor Position Sets the detection position of the rear paper edge sensor Test Pattern Print Checks print quality prints setting information check pattern and so on Clean Hea...

Page 192: ...PSON Stylus Pro 7500 Revision A djustment Adjustment Steps 192 Figure 5 13 Adjustment Menu ...

Page 193: ...pping position is displayed Do one of the following Press the Enter button to update the capping position parameter and proceed to the next menu item or Press the Pause button to avoid updating the capping position parameter and return to the beginning Adj Cap Position appears on the LCD Turn the power switch OFF Figure 5 14 Cap Position Check Operation A U T I O N n When the cleaning operation po...

Page 194: ...he Paper Feed and Paper Feed buttons to adjust the paper skew detection distance then press Enter to begin the skew check After the skew is correctly detected Skew Result xxxx appears Press Enter to proceed to the next menu item or press Pause to return to the beginning Adj Check Skew appears on the LCD Proceed to the following adjustment items by pressing the Enter button If the Pause button is p...

Page 195: ...D value input is completed pressing the Enter button causes the program to switch to the C Head Lc Lm Y ID value setting display so carry out this setting next If there is a mistake in the setting value a value outside the range is specified etc it result in an error Press the Enter button to input the value again 4 At the point when setting of the B and C head ID values if the Enter button is pre...

Page 196: ...OK the printer prints the following check pattern Figure 5 17 Head Nozzle Check Pattern The patterns are printed in order from the left with the colors black cyan magenta yellow light magenta and light cyan then the following items are printed out n Firmware version n Waste ink counter remaining capacity n Vertical nozzle alignment check pattern n Horizontal nozzle alignment check pattern n Left h...

Page 197: ...ad Adjust Lever A as described below 1 Make sure Adj x Head Slant appears in the LCD and press the Enter button x B or C depending on the printhead After the check pattern prints x Slant Check End x B or C head appears in the LCD 2 Compare the printed pattern with the illustration below Press Enter if the lines are parallel as shown in the OK examples below If there is a slant open the front cover...

Page 198: ... position and close the front cover Using the SelecType Paper Source buttons select the Pattern Output display then print the check pattern once more and check the degree of inclination If there is no problem press the Enter button when Inclination Check End is displayed and the operation will end Figure 5 20 Head Slant Check Operation Figure 5 21 B C Head Slant Adjust Lever B head C head B head C...

Page 199: ... then move the carriage from the cap position Next loosen the installation screws in the C head side then move the head adjuster B to correct the deviation Then tighten the head installation screws The movement direction of the head adjuster at this time is as shown in the following figure depending on the degree of inclination After the adjustment return the carriage to the cap position manually ...

Page 200: ...are lined up correctly in printing patterns No 1 to No 3 press the Paper Source button 3 times and proceed to the printing pattern No 4 adjustment menu Proceed to Step 5 Confirm that Bi D 300 N C is displayed in the LCD o If all vertical lines are not lined up in printing patterns No 1 to No 3 press the Paper Source button several times to proceed to the adjustment menu for the affected pattern th...

Page 201: ... buttons to input an estimated value in the ND Base Value Adjust xx menu n Paper Feed Button Moves the top 2 out of the 4 patterns within the printed pattern in a direction so that they separate n Paper Feed Button Moves the bottom 2 out of the 4 patterns within the printed pattern in a direction so that they separate Input the estimated values in the ND Base Value Adjust xx Menu then press the En...

Page 202: ...ing the value input from the panel the adjustment results are printed out so it is possible to check the adjustment results visually but for Bi D adjustment pattern No 4 even if you decide a value to input from the panel a printing pattern that reflects the adjustment results is not printed so the adjustment results cannot be checked visually Therefore if you are confirming the adjustment results ...

Page 203: ...ssage Gap completed is displayed in the LCD Proceed to Step 6 o If black vertical lines and light cyan vertical line are not lined up correctly in the patterns in printing patterns No 5 or No 6 press the Paper Type button to move to the corresponding pattern adjustment menu then input the appropriate numerical values using the Paper Feed keys After inputting the correction value press the Enter bu...

Page 204: ... flushing 3 After flushing is finished Point R NNN NNN numeric position appears Check the piece of paper you put over the flushing box to confirm the ink is ejected into the flushing box If the ink flushing position is correct press the Enter button to finish Otherwise press the SelecType or Item button to correct the flushing position The settings increment as follows Correction distance One pres...

Page 205: ...er the pattern is printed V Length 1000 0mm appears Using a regular ruler and the Scale Stopper code number 1047746 1047745 measure the printed pattern from the top line to the bottom line Then enter this measurement using the item select buttons in 0 1mm increments After entering the measurement press the Enter button to finish Figure 5 33 Feed Distance Check Operation Figure 5 34 Feed Distance C...

Page 206: ...ff the paper at a fixed distance After the printing operation is finished measure the top bottom and right HP side margins using a ruler Press the item select Paper Feed buttons to enter each of these measurements in 0 1mm increments After entering the measurements press the SelecType or Item button until Bottom Length xx xmm appears and then press the Enter button Figure 5 35 Margin Adjustment Op...

Page 207: ...ke sure Adj Rear Sensor Pos appears and press the Enter button Load A3 size paper in portrait short edge first orientation when you see the Please Set CutSheet message After the paper initializes press the Enter button to print the check pattern After printing is finished measure the distance from the rear edge of the printed pattern to the rear edge of the paper Press the Enter button until you s...

Page 208: ...owing table To print the list of variable items you need to enter the printer s serial number when prompted The serial number is located on the back of the printer next to the power connector Figure 5 39 Test Pattern Printing Operation Table 5 12 Printed Items in the Test Pattern Item Description ozzle Check Prints all of the check test patterns that are available from the Adjustment menu djustmen...

Page 209: ...Nozzle Check Pattern in advance then check the waste ink pad s condition remaining life If you judge that the remaining capacity is low after cleaning is done it should be replaced with a new one The remaining capacity will drop by approximately 10 from this cleaning operation n For the Cleaning tool be sure to use the cleaning fluid cartridge x 6 cartridges specified by EPSON n After discharging ...

Page 210: ...ounter Clear Counter Reset Value otection Counter A B 0 k Volume Counter Rb Ry Rx Rz 0 onsumed Ink Counter Cb Cy Cm Cc Clm Clc 0 wer Cutoff Timer T2 0 ccumulated Prints Timer 0 L Timer 0 L Timer 3 0 L Flag 0 itial Charge Flag 1 riodic Pseudo Vacuum Flag 0 A U T I O N Before clearing the Waste Ink Counter or the Consumed Ink Counter make sure you replace the following parts with new parts n Waste I...

Page 211: ...initial cleaning cycle Figure 5 41 Cleaning Menu Options Std KK0 CL1 Normal cleaning cycle Volume of ink cleared low Std KK1 CL1 Strong cleaning cycle Volume of ink cleared medium rubbing off Std KK2 CL2 Strong cleaning cycle Volume of ink cleared high rubbing on Init Fill Perform Initial charge sequence 5 2 3 6 Print Menu The Print menu performs the same test printing functions as the Test Print ...

Page 212: ...tion see Adj Cap Position on page 193 o Head Rank voltage see Adj Input Rank on page 195 o Print Position Items Bi D Adjustment Gap Adjustment o Paper Feed Distance see Feed Adjustment on page 205 o Mechanism Parameters see the next page A U T I O N n The parameters which are subject to change in this menu are common with the items subject to adjustment in the Adjustments menu and are set when tho...

Page 213: ... Mode This mode sets an offset for the adjustment value in Bi D adjustment pattern No 4 The initial setting is Single Print A U T I O N If Pair is set based on the evaluation results it will be judged that there is shifting of the adjustment results in the Inter row corrections in Bi D No 4 so the setting should absolutely not be changed in servicing If you change the setting it will cause color i...

Page 214: ...determined length of time the setting values change in sequence at a predetermined interval either in forward sequence or reverse sequence If you continue to press the button after a predetermined period of time the display interval for the consecutive display values will be speeded up 4 If the Enter button is pressed the currently set value is set as the current setting value and registered Execu...

Page 215: ... in the HEX dump mode using this function you can confirm whether or not the data sent from the host computer the printer are correct end this function first stop printing by operating the Pause button then turn the power itch off ANEL DISPLAY LANGUAGE SELECTION running this mode the language displayed in the LCD screen can be select English ench Italian German Spanish Portuguese W MODE SETTING e ...

Page 216: ... item displayed press the Paper Feed button or the Paper Feed Button Each time these buttons are pressed the settable values are displayed one at a time in sequence with the format Setting Item Setting Value The values are displayed in reverse sequence when the Paper Feed Button is pressed If you continue pressing the Paper Feed Button or the Paper Feed Button the setting values will be displayed ...

Page 217: ...er aste Ink Counter A Value Display WAST INK A 0 42949672967295 Decimal number aste Ink Counter B Value Display WAST INK B 0 42949672967295 Decimal number R Motor Service Life Counter Value splay CR MOTER 0 42949672967295 Decimal number Motor Service Life Counter Value splay PF MOTER 0 42949672967295 Decimal number ad Unit K Service Life Counter lue Display HEAD K 0 42949672967295 Decimal number a...

Page 218: ... values for Bi D adjustment values Bi D adjustment pattern No 3 for these printing modes However since there are cases where there is no effect even when the desired offset is set in this function adequate caution should be exercised when changing the setting values 2 This function is to improve the micro banding which may appear in the 720dpi x360 dpi or 720dpi x 720dpi mode Changing this setting...

Page 219: ... Tension Gauge code B747700300 Standard 4 000g page 221 THICK sensor Self diagnostic test Paper Thickness 6 7mm schema gauge s page 222 over Open nsor Self diagnostic test Cover page 223 R Encoder nsor CR encoder installation position adjustment Exclusive tool F757 Code 1059436 page 224 R Encoder ale CR encoder scale installation position adjustment Exclusive tool F758 Code 1059440 page 225 utter ...

Page 220: ...or decrease the tension andard 8000g 10 at the point where the CR Steel Belt contacts the CR Rail justment A tension scale is provided on the bottom of the CR tension bracket so read the value when the tension is reduced by the tension gain here After eliminating the tension gain turn the CR tension shaft and match it to the scale reading which you read Figure 5 44 CR Timing Belt Tension Adjustmen...

Page 221: ...remove loosen the Motor or PF Belt When replacing or re installing the PF Belt you need to confirm the sion of the PF Belt andard 2 200g 10 Tension in the PF motor mounting plate moving direction Figure 5 45 PF Belt Tension Loosen the srews x4 fixed to the PF moter mounting board and set the tension gauge to the hole on the board and pull to the movable direction 2 200g 10 ...

Page 222: ...or Item button until Sen Paper xxxx appears Push back the Paper Set Lever to the Release position and verify that Sen Paper Thick appears in the LCD Insert a schema gauge 0 6mm 0 7mm between the set of PF Grid Rollers and Driven Rollers nearest the HP Return the Paper Set Lever to the Set position The LCD message will vary according to the schema gauge as shown in the table below If the correct me...

Page 223: ...he Enter button to select the Test menu Press the SelecType or Item button until Test Sensor appears in the LCD then press the Enter button to select the Test Item menu Press the SelecType or Item button until Sen Cover xxxx appears Open and close the Front Cover checking the LCD to make sure the message changes depending on the Front Cover position If the correct message does not appear or any ot...

Page 224: ...he exclusive tool F757 between the CR encoder sensor and the CR guide rail Push the CR encoder sensor to the exclusive tool side CR guide rail side then tighten the CR encoder sensor installation screw securely Figure 5 48 CR Encoder Sensor Installation Position Adjustment C H E C K P O I N T n If the cutter installation screw in the above figure is not taken out tightening and loosening of the CR...

Page 225: ...hen push the tool to the CR guide rail and support it in that position Loosen the one scale mounting plate installation screw and align the notch in the scale installation screw with the front end of the tool then tighten the scale mounting plate installation screw Figure 5 49 Adjusting the CR Encoder Scale Installation Position Hook the right end of the mounting spring to the CR encoder sensor sc...

Page 226: ...he notch in the cutter solenoid will not make contact with the plate on the tool n Loosen the three screws holding he paper guide L and gradually shift it so that the plate on the tool moves to the position where it passes through the notch in the cutter solenoid n Also loosen the 3 installation screws in the cutter solenoid assembly and adjust the height of the cutter solenoid assembly C H E C K ...

Page 227: ...ntil its front end reaches the tool then tighten the 3 installation screws See Fig 5 52 for the positions of the installation screws Figure 5 53 Adjustment 1 6 Set the exclusive tool F763 in the row of holes to the left in the center level of the paper guide L s sub platen then adjust in the same way as in Steps 3 5 above then confirm the results Figure 5 54 Adjustment 2 Plate on tool Cutter Solen...

Page 228: ...ithin 0 5 mm 0 2 mm If the measuring results are outside the standard loosen the 3 screws holding the paper guide L then carry out fine adjustment of the paper guide L s assembly position In the same way set paper on the left side of the printer cut the paper manually and measure the length from the cutter level difference to the front edge of the paper If the measurement results are not within th...

Page 229: ...he PF motor Loosen the 2 PF encoder sensor installation screws then set the tool F764 on the round hole side of the PF roller shaft fitting the notched end against the PF encoder sensor s emitter outside Move the PF encoder sensor up and down so that it is in a position where the clearance between the outside part of the PF encoder sensor and the notch in the tool F764 becomes uniform then tighten...

Page 230: ...PF Encoder Sensor Installation Position Adjustment 2 Turn the PF roller one time by hand use the reduction belt then check if loop scale is touching the front end of the tool F765 If it is found to be touching shift the PF encoder sensor installation frame gradually toward the printer s outside to a position where the loop scale does not touch it in even a full rotation then tighten the 2 PF encod...

Page 231: ...ment parallel interface cable PERATING ENVIRONMENT AND PRELIMINARY REPARATIONS Click Set exe in Program Disk 1 and install the program Install Disk 2 in accordance with the procedure instructed on the display WRITING THE USB ID 1 Carry out the procedure for Replacing the C299MAIN board in 4 2 2 3 then make the accompanying adjustments in Table 5 2 Repair Items and Necessary Adjustment Items in 5 1...

Page 232: ...e 5 60 USB ID Input Screen 2 Clicking the OK button in the following confirmation screen causes an 18 digit USB ID to be generated 7 Click the ESC button and end the program C H E C K P O I N T n Each time the OK button is clicked in Step 6 a new USB ID is generated n Writing of the generated USB ID to the EEPROM is accomplished by a hardware reset when closing the program ...

Page 233: ...h the procedure instructed on the display D 4 ADJUSTMENT CHECK PATTERN Turn on the printer s power switch and check the following 3 points n Check if the printer is in the print ready state n Check if the parallel interface cable is connected between the PC and the printer n MC thick mat paper should be set in the printer start the MC 7500 adjustment program select the model name and the name of t...

Page 234: ...eps 234 The middle pattern out of the total of 9 patterns printed out in each color the fifth pattern from the left and from the right shows the current adjustment value so judge if the adjustment results are appropriate or not by this pattern See page 200 ...

Page 235: ...C H A P T E R MAINTENANCE ...

Page 236: ... service and maintenance operations sufficient space should be assured surrounding the place where the work is performed n The printer should be set in a place where there is no vibration and where it is level and stable n This machine is extremely heavy the body only weighs approximately 43 5 kg The body the stand weighs approximately 52 kg so adequate caution should be exercised when handling it...

Page 237: ...Service Call 00000100 Solution Replace the following parts with the parts in the Maintenance Kit Waste Ink Pads Pump Assembly Cap Assembly Flushing Box Cleaner Head Required Adjustment Waste Ink Counter Clear See Counter Clear on page 210 k Tubes Service Call 00000101 Solution Check the ink tube The printer indicates this error when the carriage has made a predetermined number of passes this indic...

Page 238: ...nostic Function from the Test menu select Check Maintenance A U T I O N Do not perform the counter initialization without replacing the corresponding parts and checking their operation Since the counters for Waste Ink Life and Ink Remaining Quantity influence printer operations do not clear them unnecessarily Table 6 2 Product Life Information Items Setting value Notes Result Error inter 20 000 pa...

Page 239: ...n Make sure no paper dust or foreign objects are attached or have accumulated Cleaning If there is an ink stain wipe with dry clean cloth after cleaning the ink stain with damp cloth Timing Fence Slitted plate for CR encoder detection Is there any accumulation or adhesion of paper dust or foreign matter Clean If there is any damage replace the part Rail on the CR guide frame Make sure there are no...

Page 240: ... Grease and Glue Application Type Name Amount Company Part Location rease Super Multi Oil 32 n a n a Carriage rail bearings G 26 Molicoat EM 60L 40g n a EPSON Dow Corning Asia B702600001 Other parts on mechanism Glue Screw lock 1 000g EPSON B730200200 Screw lock blue A U T I O N Do not apply any other oils lubricants or glues than those described in this manual otherwise printer parts may be damag...

Page 241: ...C H A P T E R APPENDIX ...

Page 242: ...CN41 CN43 CN11 CN39 CN42 CN37 CN44 CN31 CN34 CN32 CN35 CN33 C299Main Board Carriage Board CN2 CN5 Cutter solenoid Printheads CN3 CN8 CN7 CN1 Power Supply Board CN001 AC inlet Panel Unit Fan Fan Lever sensor P Thick sensor F cover sensor CN22 CR HP sensor Head Slide sensor P Front sensor P Rear sensor PF mtr encoder sensor Ink sensor M Ink sensor Y Ink sensor C Ink sensor LM Ink sensor LC Ink senso...

Page 243: ...N24 Pump motor CN30 Ink sensor black CN31 Ink sensor cyan CN32 Ink sensor magenta CN33 Ink sensor light cyan CN34 Ink sensor light magenta CN35 Ink sensor yellow CN36 Lever sensor CN37 P_Thick sensor C299Main Board continued CN38 Front cover sensor CN39 P_Front sensor CN41 CR HP sensor CN42 Head slide PG sensor CN43 Paper Suction Fan CN44 Paper Suction Fan Panel Unit Board CN22 From and to C299MAI...

Page 244: ...INK MODEL NUMBER LM CASE BLOCK 190 1057562 LABEL INK MODEL NUMBER Y CASE BLOCK 194 1057571 LABEL MANUAL CUTTER 2 B CASE BLOCK 195 1058870 LABEL MANUAL CUTTER 3 B CASE BLOCK 196 1057793 LABEL MODEL NAME CONTROL CIRCUIT BOAR 200 2033026 BOARD ASSY MAIN CONTROL CIRCUIT BOAR 201 1005382 GROUNDING PLATE I F CONTROL CIRCUIT BOAR 202 1006374 GUIDE I F BOARD CONTROL CIRCUIT BOAR BAT1 2012596 LITHIUM BATTE...

Page 245: ...UIT BOAR CN18 2023764 CONNECTOR CONTROL CIRCUIT BOAR CN2 1025510 GROUNDING PLATE I F Table 7 2 Stylus PRO 7500 Parts List Block Name Ref No Sales Part Code Description CONTROL CIRCUIT BOAR CN2 2007160 CONNECTOR CONTROL CIRCUIT BOAR CN20 2029080 CONNECTOR CONTROL CIRCUIT BOAR CN24 2017936 CONNECTOR CONTROL CIRCUIT BOAR CN3 2027835 CONNECTOR CONTROL CIRCUIT BOAR CN30 X600440410 CONNECTOR CONTROL CIR...

Page 246: ...E CONTROL CIRCUIT BOAR D20 2021266 DIODE CONTROL CIRCUIT BOAR D21 2021266 DIODE Table 7 2 Stylus PRO 7500 Parts List Block Name Ref No Sales Part Code Description CONTROL CIRCUIT BOAR D22 2029050 DIODE CONTROL CIRCUIT BOAR D23 2029050 DIODE CONTROL CIRCUIT BOAR D3 2012708 DIODE CONTROL CIRCUIT BOAR D4 2012708 DIODE CONTROL CIRCUIT BOAR D9 2029050 DIODE CONTROL CIRCUIT BOAR DM1 2029051 DIODE STACK ...

Page 247: ...EGULATOR CONTROL CIRCUIT BOAR IC16 2024977 TIMER IC Table 7 2 Stylus PRO 7500 Parts List Block Name Ref No Sales Part Code Description CONTROL CIRCUIT BOAR IC17 X422350069 TTL IC SN74LS06NS TPL CONTROL CIRCUIT BOAR IC2 2032629 FLASH ROM CONTROL CIRCUIT BOAR IC20 2029039 PIO CONTROL CIRCUIT BOAR IC23 X422350079 TTL IC CONTROL CIRCUIT BOAR IC24 X422350029 TTL IC CONTROL CIRCUIT BOAR IC30 2022234 HIC...

Page 248: ...2033042 D RAM CONTROL CIRCUIT BOAR IC75 2033042 D RAM Table 7 2 Stylus PRO 7500 Parts List Block Name Ref No Sales Part Code Description CONTROL CIRCUIT BOAR IC76 2033042 D RAM CONTROL CIRCUIT BOAR IC77 X422350049 TTL IC CONTROL CIRCUIT BOAR IC78 2008387 TTL IC CONTROL CIRCUIT BOAR IC8 2033258 MICROCONTROLLER CONTROL CIRCUIT BOAR IC80 2003700 RESET IC CONTROL CIRCUIT BOAR IC81 2033042 D RAM CONTRO...

Page 249: ... Name Ref No Sales Part Code Description CONTROL CIRCUIT BOAR Q8 2031928 TRANSISTOR CONTROL CIRCUIT BOAR Q9 2026214 TRANSISTOR CONTROL CIRCUIT BOAR R122 2033397 METAL OXIDE FILM RESISTOR CONTROL CIRCUIT BOAR R123 2033397 METAL OXIDE FILM RESISTOR CONTROL CIRCUIT BOAR R132 2033398 METAL OXIDE FILM RESISTOR CONTROL CIRCUIT BOAR R140 2033398 METAL OXIDE FILM RESISTOR CONTROL CIRCUIT BOAR R172 2033396...

Page 250: ...CIRCUIT BOAR RM3 2026208 CHIP RESISTOR ARRAY Table 7 2 Stylus PRO 7500 Parts List Block Name Ref No Sales Part Code Description CONTROL CIRCUIT BOAR RM30 2026208 CHIP RESISTOR ARRAY CONTROL CIRCUIT BOAR RM31 2026208 CHIP RESISTOR ARRAY CONTROL CIRCUIT BOAR RM32 2026208 CHIP RESISTOR ARRAY CONTROL CIRCUIT BOAR RM33 2026208 CHIP RESISTOR ARRAY CONTROL CIRCUIT BOAR RM34 2026209 CHIP RESISTOR ARRAY CO...

Page 251: ...ROL CIRCUIT BOAR RM59 2033035 RESISTOR ARRY Table 7 2 Stylus PRO 7500 Parts List Block Name Ref No Sales Part Code Description CONTROL CIRCUIT BOAR RM6 2026208 CHIP RESISTOR ARRAY CONTROL CIRCUIT BOAR RM60 2033035 RESISTOR ARRY CONTROL CIRCUIT BOAR RM61 2033035 RESISTOR ARRY CONTROL CIRCUIT BOAR RM62 2033036 RESISTOR ARRY CONTROL CIRCUIT BOAR RM63 2026209 CHIP RESISTOR ARRAY CONTROL CIRCUIT BOAR R...

Page 252: ... 2 CABLE PRINTER MECHANISM 105 2034396 P REAR SENSOR ASSY Table 7 2 Stylus PRO 7500 Parts List Block Name Ref No Sales Part Code Description PRINTER MECHANISM 151 2037182 PF MOTOR PULLE ASSY PRINTER MECHANISM 152 1053497 SPECER X MOTOR PRINTER MECHANISM 153 1053499 BEARING PF MOTOR PRINTER MECHANISM 154 1053500 X REDUCTION BELT PRINTER MECHANISM 155 1053501 PF MOTOR PULLEY ASSY PRINTER MECHANISM 1...

Page 253: ...CHANISM 352 1053512 PRESS TRANSMISSION GEAR Table 7 2 Stylus PRO 7500 Parts List Block Name Ref No Sales Part Code Description PRINTER MECHANISM 353 1053513 PRESS LEVER PRINTER MECHANISM 354 1053514 PRESS IDLE GEAR PRINTER MECHANISM 355 2034407 CR MOTOR PULLEY ASSY PRINTER MECHANISM 356 1053515 CR DRIVEN PULLEY ASSY PRINTER MECHANISM 357 1053516 CR BELT PRINTER MECHANISM 358 2034408 PHOTO SENSOR P...

Page 254: ...SM 461 1053532 PG IDLE GEAR B Table 7 2 Stylus PRO 7500 Parts List Block Name Ref No Sales Part Code Description PRINTER MECHANISM 462 1053533 FLASHING BOX ASSY PRINTER MECHANISM 463 1012618 DAMPER CR PRINTER MECHANISM 464 1017596 SHAFT DAMPER CR B PRINTER MECHANISM 465 1038605 PLANE WASHER 3 3 1 5 8 S NA PRINTER MECHANISM 501 1050822 HOLDER GUIDE I C UPPER PRINTER MECHANISM 502 1033929 FRAME ASSY...

Page 255: ...82 JOINT SCREWS M6 PRINTER MECHANISM 612 1033483 O RING TUBE FASTEN Table 7 2 Stylus PRO 7500 Parts List Block Name Ref No Sales Part Code Description PRINTER MECHANISM 613 1033481 JOINT BK PRINTER MECHANISM 614 1053534 TUBE CUSHION PRINTER MECHANISM 701 1011863 GROUNDING PLATE I F UPPER PRINTER MECHANISM 702 2034421 INLET ASSY PRINTER MECHANISM 703 2034422 DC CABLE ASSY PRINTER MECHANISM 801 1059...

Page 256: ...ISM 902 1053562 FLANGE 3 INCH L PACKING MATERIAL NON FIG 1055028 ROLL BAND PACKING MATERIAL NON FIG 1056575 INK CARTRIDGE WITHIN INDIVIDUAL BOX BG OVERSEAS Table 7 2 Stylus PRO 7500 Parts List Block Name Ref No Sales Part Code Description PACKING MATERIAL NON FIG 1056576 INK CARTRIDGE WITHIN INDIVIDUAL BOX YG OVERSEAS PACKING MATERIAL NON FIG 1056577 INK CARTRIDGE WITHIN INDIVIDUAL BOX MG OVERSEAS...

Page 257: ...omponents and arrangement The rt numbers in the illustrations refer to the illustration numbers in Table 7 2 page 162 No 1 Frame Assembly No 2 Paper Feed Assembly No 3 Head Assembly No 4 Carriage Assembly No 5 Frame Assembly No 6 Maintenance Assembly No 7 Ink Cartridge Holder Assembly No 8 Cable Guide No 9 Board Base Assembly No 10 Cover Assembly ...

Page 258: ...PSON Stylus Pro 7500 Revision A ppendix Exploded View Diagram 258 Figure 7 2 Frame Assembly ...

Page 259: ...PSON Stylus Pro 7500 Revision A ppendix Exploded View Diagram 259 Figure 7 3 Paper Feed Assembly ...

Page 260: ...PSON Stylus Pro 7500 Revision A ppendix Exploded View Diagram 260 Figure 7 4 Head Assembly ...

Page 261: ...PSON Stylus Pro 7500 Revision A ppendix Exploded View Diagram 261 Figure 7 5 Carriage Assembly ...

Page 262: ...PSON Stylus Pro 7500 Revision A ppendix Exploded View Diagram 262 Figure 7 6 Frame Accessory ...

Page 263: ...PSON Stylus Pro 7500 Revision A ppendix Exploded View Diagram 263 Figure 7 7 Maintenance Assembly ...

Page 264: ...PSON Stylus Pro 7500 Revision A ppendix Exploded View Diagram 264 Figure 7 8 Ink Cartridge Holder Assembly ...

Page 265: ...PSON Stylus Pro 7500 Revision A ppendix Exploded View Diagram 265 Figure 7 9 Cable Guide ...

Page 266: ...PSON Stylus Pro 7500 Revision A ppendix Exploded View Diagram 266 Figure 7 10 Board Base Assembly ...

Page 267: ...PSON Stylus Pro 7500 Revision A ppendix Exploded View Diagram 267 Figure 7 11 Cover Assembly ...

Page 268: ...SON Stylus Pro 7500 Revision A ppendix Component Layout 268 4 Component Layout e illustrations below show the C299MAIN Board component layout Figure 7 12 C299MAIN Board Component Layout of Component side ...

Page 269: ...PSON Stylus Pro 7500 Revision A ppendix Component Layout 269 Figure 7 13 C299MAIN Board Component Layout of Soldering Side ...

Page 270: ...PSON Stylus Pro 7500 Revision A ppendix Component Layout 270 Figure 7 14 C299SUB Board Component Side Figure 7 15 C299SUB Board Soldering Side ...

Page 271: ...PSON Stylus Pro 7500 Revision A ppendix Circuit Diagrams 271 5 Circuit Diagrams e circuit diagrams for the C299MAIN Board are provided in the following pages C299MAIN 1 2 C299MAIN 2 2 C299SUB ...

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Summary of Contents for Stylus Pro 7500

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Epson Stylus Pro 7500, Service Manual

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Summary of Contents for Stylus Pro 7500

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