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Epson Stylus color 600 Service Manual Download Page 116

Chapter 5 Troubleshooting

Rev. A

5-3

5.2  Unit Level Troubleshooting

When a problem occurs, you can identify the defective unit according to the symptoms exhibited.
The table below lists the symptoms of certain problems. Once the problem is identified, refer to the
flowchart that corresponds to the problem.

Symptom

Problem

Flowchart No.

Printer does not operate at
power on

•¡

LEDs do not light up.

•¡

Printer mechanism does not operate.

Section 5.2.1

Error is detected

•¡

Error is indicated by LED indication.

Section 5.2.2

Failure occurs during printing

•¡

Printing is not performed.

•¡

Abnormal printing(missing dot, etc.)

•¡

Print quality is poor

Section 5.2.3

Printer does not feed the paper
correctly

•¡

No paper is fed.

•¡

Paper feed is irregular.

•¡

Paper jam occurs.

Section 5.2.4

Control panel operation is
abnormal

•¡

No response to button access.

Section 5.2.5

Table 5-4. Symptom and Problem

Summary of Contents for Stylus color 600

Page 1: ...EPSON COLOR INK JET PRINTER EPSON Stylus Color 600 SERVICE MANUAL SEIKO EPSON CORPORATION 4007367 ...

Page 2: ...l However should any errors be detected SEIKO EPSON would greatly appreciate being informed of them The above notwithstanding SEIKO EPSON 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 purposes only and may be trademarks or registe...

Page 3: ...UAL DO 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 CAUTION 1 REPAIRS ON EPSON PRODUCT SHOULD BE PERFORMED ONLY BY EPSON CERTIFIED REPAIR TECHNICIAN 2 MAKE CERTAIN THAT THE SOURCE VOLTAGE IS THE SAME AS THE RATED VOLTAGE LISTED ON THE SERIAL NUMBER RATING...

Page 4: ...mponents of the printer CHAPTER 2 OPERATING PRINCIPLES Describes the theory of printer operation CHAPTER 3 DISASSEMBLY AND ASSEMBLY Includes a step by step guide for product disassembly and assembly CHAPTER 4 ADJUSTMENT Includes a step by step guide for adjustment CHAPTER 5 TROUBLESHOOTING Provides EPSON approved techniques for troubleshooting CHAPTER 6 MAINTENANCE Describes preventive maintenance...

Page 5: ...REVISION SHEET Revision Issued Data Contents Rev A February 20 1997 First issue ...

Page 6: ...TABLE OF CONTENTS CHAPTER 1 GENERAL DESCRIPTION CHAPTER 2 OPERATING PRINCIPLES CHAPTER 3 DISASSEMBLY AND ASSEMBLY CHAPTER 4 ADJUSTMENT CHAPTER 5 TROUBLESHOOTING CHAPTER 6 MAINTENANCE APPENDIX ...

Page 7: ...tion 12 1 2 8 Electric Specification 13 1 2 9 Reliability 13 1 2 10 Safety Approvals 13 1 2 11 Acoustic Noise 13 1 2 12 CE Marking 13 1 2 13 Printer Language and Emulation 14 1 3 Interface 16 1 3 1 Parallel Interface Forward Channel 16 1 3 2 Parallel Interface Reverse Channel 17 1 3 2 1 Prevention Hosts from Data Transfer Time out 19 1 3 3 Serial Interface 20 1 4 Control Panel 21 1 4 1 Indicators ...

Page 8: ...1 7 Main Components 27 1 7 1 Printer Mechanism 27 1 7 2 C200 MAIN Board 28 1 7 3 C206 PSB PSE Board 29 1 7 4 C206 PNL Board 29 ...

Page 9: ...s consumable for EPSON Stylus Color 600 Item Code Remark Black Ink Cartridge S020093 Color Black Color Ink Cartridge S020089 Color Cyan Magenta Yellow EPSON 360 dpi Ink Jet Paper S041025 Size A4 200 sheets EPSON 360 dpi Ink Jet Paper S041059 Size A4 100 sheets EPSON 360 dpi Ink Jet Paper S041060 Size Letter 100 sheets Photo Quality Ink Jet Paper S041026 Size A4 200 sheets Photo Quality Ink Jet Pap...

Page 10: ...rintable Columns Character Pitch Printable Column Draft Speed CPS LQ Speed CPS 10 CPI Pica 80 400 200 12 CPI Elite 96 480 240 15 CPI 120 600 300 17 CPI Pica Condensed 137 684 342 20 CPI Elite Condensed 160 800 400 Horizontal Resolution Printable Area Available Dot CR Speed IPS 180 dpi 8 26 inch 1488 20 360 dpi 8 26 inch 2976 20 720 dpi 8 26 inch 5952 20 Nozzle arrangement See figure below Table 1 ...

Page 11: ... m 2 Envelops 10 Coated papers 360dpi 65 Coated papers 720dpi 65 Glossy papers 3 4 30 Transparency films 4 30 Index cards 4 30 Notes 1 Total thickness of paper stack on the ASF 2 Those numbers above should be considered as reference The actual paper accumulation should be considered first 3 Only when the top margin is set for 30mm with A4 Letter size paper otherwise only one sheet can be set at a ...

Page 12: ... 5 pt 8 to 32 pt Note 1 Each typeface has four different font style Normal Bold Italic and Bold Italic Version Character Table Bit map Font Scaleable Font Common EPSON Roman Sans Serif Courier Prestige Script EPSON Roman Sans Serif EPSON Roman T Sans Serif H Standard Italic PC437 US Standard Europe PC850 Multilingual PC860 Portuguese PC861 Icelandic PC863 Canadian French PC865 Nordic BRASCII Abico...

Page 13: ... 18mm 0 007 for glossy paper Note Transparency printing is only available at normal temperature 1 2 2 3 Envelope Size No 10 Width 241mm 9 1 2 x Length 104 8mm 4 1 8 DL Width 220mm 8 7 x Length 110mm 4 3 C6 Width 162mm 6 4 x Length 114mm 4 5 Thickness 0 16mm 0 006 0 43mm 0 017 Weight 45g m 2 12Ib 75g m 2 20Ib Quality Bond paper Plain paper Air mail Note 1 Envelop printing is only available at norma...

Page 14: ...dirt caused by friction on the wavy or wrinkled paper this can be prevented by changing the lever position to rear position marked with in spite of paper types Paper Lever position PG adjustment value Normal paper Coated paper Transparency film Label Front 0 mm 1 1mm between head and platen Envelopes Rear 0 9 mm 2 0mm between head and platen Table 1 5 Adjust Lever Settings Front Mark 0 Rear Mark C...

Page 15: ...215 9mm 8 5 3mm 0 12 3mm 0 12 3mm 0 12 14mm 0 54 Executive 190 5mm 7 5 254mm 10 3mm 0 12 3mm 0 12 3mm 0 12 14mm 0 54 Paper size PW Paper width typ PL Paper Length typ LM Left margin min RM Right margin min TM Top margin min BM Bottom margin min A4 210mm 8 3 297mm 11 7 3mm 0 12 3mm 0 12 3mm 0 12 14mm 0 54 Letter 216mm 8 5 279mm 11 0 3mm 0 12 3mm 0 12 3mm 0 12 14mm 0 54 B5 182mm 7 2 257mm 10 1 3mm 0...

Page 16: ...r envelopes Paper Size LM Left Margin min RM Right Margin min TM Top Margin min BM Bottom Margin min 10 3mm 0 12 28mm 1 10 3mm 0 12 14mm 0 55 DL 3mm 0 12 7mm 0 28 3mm 0 12 14mm 0 55 C6 3mm 0 12 3mm 0 12 3mm 0 12 14mm 0 55 Table 1 8 Envelope LM RM TM BM Printable area Figure 1 4 Printing Area for Envelope ...

Page 17: ... with shipment container Resistance to vibration Operating 0 15G 10 55Hz X Y Z directions Non operating 0 50G 10 55Hz X Y Z directions with shipment container Note 1 During non operating make sure that the head is capped 2 During the transport make sure that the head is capped and ink cartridge is installed to the printer 3 If the head is not capped at the power off state turn the power on with th...

Page 18: ...s 3G Direction X Y Z direction Time 1 hour Drop Sealed in package Dropping height Less than 0 80m Direction Drop the package facing the bottom sides and one edge down Out of package Dropping height Less than 1 50m Frequency Once Dimension 19 8mm W x 52 7 D x 38 5mm H Weight Total ink cartridge 54g Total ink 16 4 0 5g Amount in the ink cartridge Consumable ink More than 12 1g Useable ink quantity u...

Page 19: ...ion Time 1 hour Drop Sealed in package Dropping height Less than 0 80m Direction Drop the package facing the bottom sides and one edge down Out of package Dropping height Less than 1 50m Frequency Once Dimension 42 9mm W x 52 7 D x 38 5mm H Weight Total ink cartridge 68g Total ink 13 3 0 5g Amount in the ink cartridge Consumable ink More than 10 1g each color Useable ink quantity until ink ends No...

Page 20: ...s Color 600 Rev A 1 12 1 2 7 Physical Specification Dimension 429mm W x 234mm D x 162mm H 429mm W x 695mm D x 309mm H with extended stacker and paper support Weight 5 2Kg 695mm Max 429mm 309mm Figure 1 8 Dimension ...

Page 21: ... 2 A Max 0 3A Power consumption Approx 15W ISO IEC 10561 Letter pattern Energy Star compliant Insulation Resistance 10M ohms min between AC line and chassis DC500V Dielectric strength AC1500 V rms 1 minute between AC line and chassis 1 2 9 Reliability Total print volume 10 000 pages A4 letter Print head life 2000 million dots nozzle 1 2 10 Safety Approvals 120V version Safety standard UL1950 with ...

Page 22: ...C Vertical Print Position ESC V ESC v Tab Horizontally ESC D HT Tab Vertically ESC B VT Advance paper ESC J Font Selection Typeface ESC k ESC x Pitch and Point ESC X Pitch ESC P ESC M ESC g ESC p Italic Font ESC 4 ESC 5 Bold Font ESC E ESC F Master Select ESC Font enhancement Double Width ESC W DC4 SO Condensed DC2 SI Double height ESC w Double Strike ESC G ESC H Super Subscript ESC T ESC S Underl...

Page 23: ...t Image ESC Graphics Graphics Mode ESC G Raster Graphics ESC Microweave control ESC i Dot size control ESC e Horizontal Position ESC Printing Speed ESC s Printing mode Printing mode ESC K Color Printing Color ESC r ESC r EEPROM control EEPROM control ESC ...

Page 24: ...rning side is connected to signal GND 1 Forward channel is the mode when the ordinary data such as print data is sent from the PC to the printer Pin No Signal Name Return GND pin I O Functional Description 1 STROBE 19 In The strobe pulse Read in of data is performed at the falling edge of this pulse 2 9 DATA0 7 20 27 In The DATA0 through DATA7 signals represent data bits 0 to 7 respectively Each s...

Page 25: ...ng side is connected to Signal GND 3 Reverse channel is the mode that any data is transferred from the printer to the PC Pin No Signal Name Return GND pin I O Functional description 1 HostClk 19 In Host clock signal 2 9 Data0 7 20 27 In The DATA0 through DATA7 signals represent data bits 0 to7 respectively Each signal is at high level when data is logical 1 and low level when data is logical 0 The...

Page 26: ...ata transmission after confirming that ACK and BUSY signals are Low It is possible to perform the printing test including interface circuit without using equipment from outside when 8 bit data signal 20 27 pin is set to appropriate word code and connect them forcefully to ACK and STRB Data Transmission Timing for Forward Channel Parameter Minimum Maximum tsetup 500ns thold 500ns tstb 500ns tready ...

Page 27: ...iming for Reverse Channel The figure below shows timing chart of Parallel Interface Reverse channel 1 3 2 1 Prevention Hosts from Data Transfer Time out Generally hosts abandon data transfer to peripherals when a peripheral is in the busy state for dozens of seconds continuously To prevent hosts this kind of time out the printer receives data very slowly several bytes per minute even if the printe...

Page 28: ...ommended Cable Apple System Peripheral 8 Cable Part M0197 Pin No Signal Name I O Description 1 SCLK O Synchronous clock signal 2 CTS I Clear To Send 3 TXD O Transmit Data 4 SG I Signal Ground 5 RXD I Receive Data 6 TXD O Balanced Transmit Data 7 DTR O Data Terminal Ready 8 RXD I Balanced Receive Data State Buffer Space X ON X OFF DTR Busy Less than 3072 bytes Send X OFF code OFF Ready More than 51...

Page 29: ...olor 600 1 4 1 Indicators Power Lights when the operate switch is ON and AC power is supplied Paper out Lights during the paper out condition and blinks during the paper jam condition Ink Out Black Lights during no Black ink condition and blinks during the Black ink low condition Ink Out Color Lights during no Color ink condition and blinks during the Color ink low condition Power Power switch Loa...

Page 30: ...Cartridge change position Note 3 seconds is required at the User s manual This function is not available in printing status The time to complete the sequence may vary depending on the printer s status Panel Functions with Power ON Switch Function Load Eject Starts status printings Cleaning Enter the Default Setting mode Load Eject Cleaning Enters the particular settings mode Factory use only To en...

Page 31: ...t when you replace the main board since some adjustments will be necessary Be sure to replace a waste ink pad in the printer enclosure with a new one after you perform Maintenance error clear operation 1 4 3 Printer Condition and Panel Status The table below shows printer condition and panel status Since this table shows various error status and also present printer status you can judge appropriat...

Page 32: ...absorbed to ink itself since the ink itself in the cartridge is deaerated during the production process However this absorbing ability can last only about one hour after the cartridge is installed Even after the bubble absorbing ability described above stops there is no worry about entering bubbles as long as the ink cartridge is being installed to the printer However if the ink cartridge which do...

Page 33: ...rson The ink quantity that is absorbed by the absorber waste ink pad is monitored by the software counter as total ink counter This counter is added by point system and absorber s maximum ability is set at the following reference value 29500 X 0 012 ml Approximately 301ml 1 point 0 0102 ml the value which is multiplied evaporating rate and 1 dot ink weight 0 02 ml 29500 Maximum point number Mainte...

Page 34: ...rface When the printer is initialized following action is performed Cap the printer head Eject a paper Clears input data buffer Clears print buffer Sets default values Software initialization The ESC command also initialize the printer When printer is initialized following action is performed Clears print buffer Sets default values 1 6 1 Initialization Settings EPSON Stylus Color 600 initializes f...

Page 35: ...o Engage Disengage mechanism in order to change over pump mechanism and paper feeding mechanism Instead however this change over control is done by the distinction between turning direction of PF motor and position of present carriage unit Also another major characteristic is that print head is changed to be one unit combined with black and CMY Nozzle configuration for black is 64 nozzles the nozz...

Page 36: ...tions of the circuit are integrated into single ASIC E05B43YA IC2 and this makes the board design very simple and reliable IC2 ASIC E05B43YA Parallel I F CN1 Lithium Battery IC7 Printhead Driver IC5 DRAM 4MBit IC6 Mask ROM CG IC1 CPU TMP95C0618F Serial I F CN2 IC15 PF Motor Driver IC14 CR Motor Driver IC3 PROM 4MBit Figure 1 13 Exterior view of C200 Main Board ...

Page 37: ... when mis operation is done by the user such as turning off the power during the middle of printing work it prevents unexpected trouble with the printhead from occurring by transferring the printhead to the cap position before complete shut down The C206 PSB Board is for AC100 120V input voltage and the C206 PSE Board is for AC220 240V input voltage 1 7 4 C206 PNL Board The C206 PNL board is locat...

Page 38: ...anism and Pump Mechanism 11 2 1 1 4 Ink System 14 2 1 1 4 1 Pump Mechanism 15 2 1 1 4 2 Cap Mechanism 17 2 2 Electrical Circuit Operating Principles 18 2 2 1 C206 PSB PSE Board 19 2 2 2 C200 MAIN Board 21 2 2 2 1 Reset Circuits 23 2 2 2 2 Sensor Circuits 24 2 2 2 3 EEPROM Control Circuits 25 2 2 2 4 Timer Circuit 26 2 2 2 5 DRAM Control 26 2 2 2 6 Print Head Control Circuit 27 2 2 2 7 PF Pump Moto...

Page 39: ...head has 64 nozzles 180 dpi vertical direction and CMY head has 32 nozzles 90 dpi vertical direction Also since these print head is driven by frequency 14 4KHz this printer can print double resolution 1440 dpi 100 dpi than Stylus Color Following figure2 1 shows outline of printer mechanism Since the head drive frequency of Stylus Color was 7 2KHz it could be only 720 dpi printing when it driven by...

Page 40: ... board Following explains print head PZT PZT is an abbreviation of Piezo Electric Element Print signal from C200 board is sent through the driver board on the print head unit and to the PZT Then the PZT pushes the top cavity which has ink stored and make the ink discharge from each nozzle located on the nozzle plate Cavity Set Ink which is absorbed from ink cartridge go through the filter and will...

Page 41: ...ing State When the print signal is output from the C200 main board IC IR2C72C and IR2C73C Nozzle Selector located on the print head unit latches the data once by 1 byte unit Appropriate PZT latched by nozzle selector is pushed in to the cavity by applying common voltage from the C200 main board By this operation ink that is stored in the cavity pops out from nozzles Nozzle Nozzle Plate PZT Ink Cou...

Page 42: ...d 2 Part line Overlap Micro Weave below Following explains operation outlines of new Micro Weave functions listed above 1 Full Overlap Micro Weave In order to print one line at horizontal direction this printing method is designed to complete a printing pattern by two pass carriage operation with two different types of dot When this two different types of dot pass one same line twice it does not p...

Page 43: ...t dot prints even dot lines and 2nd dot prints odd dot lines Eventually horizontal resolution will be the same resolution as selected one 2 Part Line Overlap Micro Weave This printing method is to perform Micro Weave printing overlapping a part of nozzles which are used for printing As a result a part of raster which is overlapped consists of different browse with different nozzles The figure belo...

Page 44: ...determined as even and backward nozzle is odd Also nozzles other than particular nozzles can print at even and odd dot just by one nozzle 1 Overlap Nozzle Head drive frequency is driven half of the ordinal one like 2 below 2 Nozzle other than Overlap nozzle Head drive frequency is twice as much as overlap nozzle Usually the firmware changes over automatically these full overlap Micro Weave Part li...

Page 45: ...ce 7 8 ohms 10 per phase under 25 C environment Driving speed frequency range cps pps 5 60 340 4080 Control method Bi pola Drive Table 2 3 Motor Control at Each Mode Mode Driving speed CSP Drive frequency PPS Drive method High speed skip 340 4080 W1 2 2 2 1 2phase drive Printing Normal 200 2400 W1 2phase drive Printing SLQ 100 1200 W1 2phase drive Capping 80 960 W1 2phase drive Wiping 40 480 W1 2p...

Page 46: ...0 0 1 10 X 1 1 0 1 0 0 1 11 0 0 1 1 3 1 0 0 1 12 0 1 0 2 3 1 1 0 2 3 13 0 0 0 1 1 0 1 1 3 14 0 0 0 1 X 1 1 0 15 0 0 0 1 0 0 1 2 3 This W1 2 phase drive or 2W1 2 phase drive is called Micro step and is attached with so called 2 3 EVref or 1 3 EVref factor compared with drive current value Vref100 which is supplied at 2 2phase drive This Micro Step allows the rotor to have delicate rotation In the 2...

Page 47: ...n ink on the print head surface gradually becomes viscosity As a result the nozzle will be unable to discharge an ink To make matters worse the holes crater of nozzle may be completely clogged by the viscosity ink and it may not be able to return to the normal condition just by cleaning operation In order to prevent this printer goes to carriage lock state at the following conditions After Power O...

Page 48: ...e Normal paper Coated paper Front 0 mm 1 1mm between head and platen Envelops Rear 0 9mm 2 0mm between head and platen It is a major premise that parallel adjustment is done correctly for the space between head and platen PG adjustment value above which can be changed by platen gap adjustment Parallel adjustment should be done when the serviceman mounts the carriage guide shaft on the printer mech...

Page 49: ...F Motor Specification Item Description Motor type 4 phase 200 pole Stepping motor Drive voltage 42VDC 5 Coil Resistance 7 8 ohms 10 per 1 phase under 25 C environment Drive frequency cps pps 400 4320Hz Control method Bi pola Drive Table 2 8 Motor Control Method at Each Mode Mode Drive Method Drive Frequency Hz Pulse Space ƒÊs Paper feed A 2 2 phase 4320 231 Slight paper feed 1 2 phase 400 2500 Sli...

Page 50: ...ing order is input from the PC PF motor rotates counterclockwise and makes the CAM rotate towards direction of 1 in the figure above Step 2 When the CAM covers the notch by the return lever that position is considered as home position being monitored by ASF sensor Step 3 When the CAM rotates toward 1 in the figure above the return lever is pushed by the notch of CAM and falls towards 2 At this tim...

Page 51: ...rom pick up and multi feed prevention mechanism they are sent to the printer inside The papers picked up by paper roller in the ASF goes to between platen and roller support Also the eject roller pushes out the paper completely until the end and the roller support drops the paper in the eject tray The eject roller is driven with an eject paper notched roller as pair where is located on the paper e...

Page 52: ...it is one of the major characteristics that pump and platen are always at work whenever the PF motor is driven The figure below shows head positions when the ink system and various ink sequence are performed Head Cleaner Carriage Lock Pump Roller Cap Unit Platen Drive Gear Eject Roller Drive Gear Eject Roller Trasmission Gear PF Pump Motor Pinion Figure 2 12 Ink System Mechanism A B C D E F G H CR...

Page 53: ...w shows process of conveying motive power to the pump drive roller The process of conveying the motive power to the paper eject roller by rotating the pinion of PF motor is descried in figure 2 14 This motive power is conveyed to the Gear C through Gear B In the figure above although the lever in order to drive Gear C carriage lock head cleaner mechanism is shown separately it is constructed as on...

Page 54: ...n at clockwise and counterclockwise rotation In the ink absorptive operation such as cleaning flushing initial ink charge except for printing operation ink in the ink cartridge drains to the waste ink absorber pad through the cap by the pump unit drive In case of printing and flashing drive ink is popped out by the PZT in the print head but in case of absorptive operation such as cleaning and init...

Page 55: ... cap mechanism stays in the position A in the figure above and are always closed In this condition the carriage collides with flag actual ink absorption and slight ink absorption are performed Also by moving the carriage to further right side and colliding the flag for opening the valves with the frame negative pressure is released in the state that head surface and cap are adhered This makes it p...

Page 56: ...this section The head drive board is installed in the head uniton the carriage The figure below shows major connection of the 3 boards and their roles PF MOTOR Pump Motor CR Motor 5 V DC 42 V DC AC100V INK END Sensor Firm Wear PE Sensor BCO CCO Sensor ASF Lever Position Sensor Print Head Head Drive Board Thermistor 5 V DC 42 V DC Main Control Board C200 Main Board RCC Switching Regulator C206 PSB ...

Page 57: ...is explained below 1 Regardless of the state of power switch On or OFF the voltage is always applied in the primary side of the power supply board from the moment or at the state that AC plug is plugged in At this time F1 plays a role of preventing AC100V from coming into the F1 L1 and R1 R2 also prevent high harmonic wave noise generated in the RC circuit filter which consist of C1 C4 and R1 R2 f...

Page 58: ...ored by a 5VDC generation switching control IC IC51 which also monitors the output voltage This information is input to the internal comparator and stabilizes 5V line Also operation of the secondary side switch is explained below 1 When the power is turned on Q1 repeats ON OFF automatically along with the increase and decrease of energy on the trans coil at the primary side While the power is bein...

Page 59: ...performs data transmission W1 2 phase that motives Micro Step Head voltage control In the ink jet printers drive voltage wave form trapezoidal wave form in order to drive PZT is formed in the various shapes according to the types of the printers Therefore it is necessary to form appropriate drive form for each head Head voltage control forms necessary waveform for each control signals and outputs ...

Page 60: ...inter possesses to the host Common Driver IC The trapezoidal wave form circuit for head drive is became to HIC from the previous discreate structure Because of this it is not necessary to adjust the adjustable VR on the board during production process Various electric charge discharge control signals are all processed in the HIC CR PF Motor Drive Circuit Constant current drive is performed by the ...

Page 61: ...592 IC8 The actual operation of the circuit is to keep outputting Low signal until 5V line goes up to 4 2V when the power is on and to cancel the reset signal with output of High signal when the voltage goes up more than 4 2V M51955 IC9 This IC also performs as monitor on the power line same as the reset IC for logic described above High Low is judged at the 33 2V Relation between IC8 and IC9 Rese...

Page 62: ...r Sensor A thermistor sensor keeps stable printing quality changing PZT drive voltage VH slightly according to changes of environmental temperature Cartridge Sensors Cartridge sensors are built into the Bk CMY cartridge on the carriage unit respectively to determine if the cartridge is installed or not when it is exchanged or the power is turned on In case of Stylus Color 600 the counter is reset ...

Page 63: ...stination information Information of various adjustment values Bi D VH voltage etc CPSI pass word Other various setting values by the user EEPROM is connected to the Gate array by 4 lines and performs following functions The figure below shows EEPROM control circuit CS Chip selection signal CK Data synchronism clock pulse DI Data writing line serial data at power off DO Data reading line serial da...

Page 64: ...t is processed into the pulse form in the Timer IC When the printer is turned on the Timer IC outputs power off time as serial data to the gate array Once the printer is turned off 3VDC of BAT1 lithium battery is supplied as power source for the Timer IC through D1 Since 5V at the power on is higher than 3V of the lithium battery the power is not being consumed from the lithium battery 2 2 2 5 DRA...

Page 65: ...ommon drive circuit is became as HIC and mounted on the C200 main board Common drive circuit The shape of trapezoidal wave form will be different according to the printing operation slight vibrations at the non printing nozzle and waiting condition However IC7 H8D2813 generates all wave forms as drive wave forms by resistance electric welding control of common voltage drive control signal that is ...

Page 66: ...al communication is commonly used for both black and CMY The serial data transmits data as 64 Clock unit synchronizing with this pulse After the data transmission of 64 Clock is completed LAT Latch signal is activated and is hold temporarily in the IR2C72C U101 At this time since the number of nozzle for Color head is fewer 21 nozzles and different from the ones for black head 0 is transmitted for...

Page 67: ... by the common drive circuit once sends electric current to the PZT for the proper nozzles which are determined in the nozzle selector circuit This motivates PZT and ejects the ink in the cavity The figure below shows normal dot data transmission timing in order to from 1 dot Common Waveform 64 dot Com SCLK LAT NCHG CHG ND1 ND2 KC1 Figure 2 26 Common Drive Circuit Block Diagram ...

Page 68: ...ch are connected to the output ports 46 49 pin in the gate array On the other hand signals which are output by combination of these resistance s on off are input in the 25 and 44 pins HIC is driven at the same standard voltage for each A and B phase Actual on off control to send electricity through the motor is performed by the process that SEN1 and SEN2 terminals 2 and 13 pin detect the input sig...

Page 69: ... E05B43 IC2 its outer resistance circuit and driver IC14 UDN2917 First 10 resistance which are connected to the output port of the gate array divide each current values of phase A and B in the CR motor The firmware possesses 16 different ways of current values individually as current table out of combinations made by 5 resistance which are connected to the output ports 46 49 pin in the gate array ...

Page 70: ... 3 2 4 Waste Ink Pad Assembly Removal 9 3 2 5 Disassembling the Printer Mechanism 10 3 2 5 1 Printhead Removal 10 3 2 5 2 Pump Assembly and Cap Assembly Removal 12 3 2 5 3 CR Motor Assembly Removal 14 3 2 5 4 PF Motor Assembly Removal 16 3 2 5 5 ASF Assembly Removal 18 3 2 5 5 1 ASF Disassembly 20 3 2 5 5 2 Pick Up Roller Assembly Removal 22 3 2 5 6 Carriage Assembly Removal 24 3 2 5 7 PF Roller A...

Page 71: ...her Do not heat the battery or put it near fire Do not solder on any part of the battery Doing so may result in leakage of electrolyte from the battery burning or explosion The leakage may affect other devices close to the battery Do not charge the battery An explosive may be generated inside the battery and cause burning or explosion Do not dismantle the battery The gas inside the battery may hur...

Page 72: ...ight screw M3x6 4 M3x10 5 M3x8 6 CP Cross Pan head screw M3x4 7 CBS with Washer Cross Bind S tight screw with washer M3x6 3 1 3 Tools Table 3 2 lists the tools required for disassembling and assembling the printer Use only specified tools to avoid damaging the printer Name Availability EPSON Parts Code Philips Screw Driver No 1 Commercially available B743800200 Philips Screw Driver No 2 ditto B743...

Page 73: ... too hot Checked Not necessary Paper Feeding Mechanism Is paper advance smoothly No paper jamming No paper skew No multiple feeding No abnormal noise Checked Not necessary Is the PF Motor at the correct temperature Not too hot Checked Not necessary Is the paper path clear of all obstructions Checked Not necessary Adjustment Specified Adjustment Does all the adjustment made correctly Checked Not ne...

Page 74: ...nter Mechanism Disassembly Seciton 3 2 5 Printhead Removal Section 3 2 5 1 Pump Cap Assembly Removal Section 3 2 5 2 CR Motor Assembly Removal Section 3 2 5 3 PF Motor Assembly Removal Section 3 2 5 4 ASF Assembly Removal Section 3 2 5 5 ASF Disassembly Section 3 2 5 5 1 Pick Up Roller Assembly Removal Section 3 2 5 5 2 Carriage Assembly Removal Section 3 2 5 6 PF Roller Assembly Removal Section 3...

Page 75: ...G adjust lever on the right hand side to position 2 Remove 4 screws No 2 and remove the upper housing WORK POINT Pull the front end of the upper housing while lifting up the upper housing to remove it CAUTION Be careful not to pinch the cables with the posts of the upper housing when reinstalling it Especially with the cables from the motors and doing so causes fatal damage to the mechanism and th...

Page 76: ...is from the printer mechanism and take out the cable holders inserted to the edge of SHIELD PLATE M B 4 Fully separate SHIELD PLATE M B from the printer mechanism and remove all cables connected to the connectors on the main board C200 MAIN 5 If you need further to remove each electric circuit board from SHIELD PLATE M B remove the screws fixing each board and remove it C200 MAIN BOARD 10 screws N...

Page 77: ...C200 MAIN board is replaced 1 VH Voltage value writing Refer to Chapter 4 Section 4 2 2 3 2 Printhead Angle Adjustment Refer to Chapter 4 Section 4 2 2 4 3 Bi D Alignment Adjustment Refer to Chapter 4 Section 4 2 2 5 MAIN Board C200 MAIN Power Supply Board C206 PSB PSE SHIELD PLATE M B Figure 3 4 Circuit Boards Removal ...

Page 78: ...assembly from the printer mechanism and disconnect the flat cable from the connector of the panel assembly By removing the control panel assembly the stacker assembly is also detached from the printer mechanism as it held by the control panel assembly WORK POINT HOUSING PANEL LEFT STACKER ASSEMBLY SHIELD PLATE PANEL C206 PNL Board PANEL ASSEMBLY Figure 3 5 Control Panel Removal ...

Page 79: ...ism and remove Waste Ink Pad Assembly by pulling it downward CAUTION When you replace Waste Ink Pad Assembly to new one be sure to perform the ink counter reset operation Refer to Chapter 1 Section 1 4 2 for details WORK POINT When re installing Waste Ink Pad Assembly be sure that Stopper Stacker that attached to the exit roller shaft is correctly pushed in to back of the projections of Waste Ink ...

Page 80: ...rriage assembly and tae out the printhead unit from the carriage 7 Disconnect the cables from the connector of the printhead unit WORK POINT Notice that the grounding plate is installed in correct position there are two fixing pins in the carriage Be sure that fixing pin of the carriage is correctly located into the cut out of the printhead unit CAUTION Once the ink cartridge is removed it is not ...

Page 81: ...re to perform the following adjustments 1 Ink Initial Charge Operation Refer to Chapter 4 Section 4 2 2 2 2 VH Voltage Writing Operation Refer to Chapter 4 Section 4 2 2 3 3 Head Angle adjustment Refer to Chapter 4 Section 4 2 2 4 Printhead Unit Flat Cable FASTNER HEAD TWIST SPRING 49 Figure 3 8 Printhead Unit Removal ...

Page 82: ... to the right direction to remove it Be careful not to damage rubber part of the cap assembly Damaging the rubber part causes incomplete capping and the nozzle condition become unstable Be careful with the followings when you handle CLEANER HEAD Do not handle it with bare hands and avoid attaching any oil or dust Make sure that the rubber side of CLEANER HEAD is facing to the right Be careful not ...

Page 83: ...BLY PUMP ASSEMBLY Loosen screw and lift up the exit frame Unhock the cap assembly Remove 2 screws and unhook the hooks to remove the pump assembly Figure 3 10 Cap Assembly Removal CLEANER HEAD Pump Components Assembly Order Figure 3 11 Pump Assembly Removal ...

Page 84: ...the timing belt and detach the timing belt from the drive pulley of CR Motor assembly 4 Remove 2 screws No 1 and remove MOTOR ASSEMBLY CR from the mechanism WORK POINT Be sure that the projections of the motor bracket is inserted to the holes of the frame properly REQUIRED ADJUSTMENT When you replace MOTOR ASSEMBLY CR be sure to perform the following adjustment 1 Bi D Alignment Adjustment Refer to...

Page 85: ...Chapter 3 Disassembly and Assembly Rev A 3 15 The projections of motor assembly must locate inside the holes Figure 3 13 CR Motor Removal ...

Page 86: ... 8 14 4 COMBINATION GEAR 8 8 21 6 GEAR 36 4 Remove 2 hexagonal lock nut and remove MOTOR ASSEMBLY PF When removing the PF Motor first slightly pulling out the PF Motor from the frame and slide the motor shaft to a larger cut out of the frame and remove it Be careful with the routing direction of the cable from the PF motor WORK POINT MOTOR ASSEMBLY PF Hexagonal Nut COMPRESSION SPRING 0 9 GEAR 67 2...

Page 87: ...Chapter 3 Disassembly and Assembly Rev A 3 17 MOTOR ASSEMBLY PF behind the frame Cable Direction Put the motor shaft once in a larger holde then slide it to a smaller hole Figure 3 15 PF Motor and Frame ...

Page 88: ...ng the projection of ASF at left from the hole of the mechanism WORK POINT Make sure that the ASF is firmly attached to the mechanism Use proper type of screw at specified position viewed from the back of the mechanism Right SHAFT FIXING CR Left Screw No 7 CBS with washer CAUTION When re installing the ASF be sure that no cables except the flat cable to the printhead are pinched between the ASF an...

Page 89: ...Chapter 3 Disassembly and Assembly Rev A 3 19 SHAFT FIXING CR CBS with washer The projections of ASF must be in these holes GEAR 34 Figure 3 16 ASF Assembly Removal ...

Page 90: ... 6 Unhook the top of HOPPER ASSEMBLY from the both sides of FRAME ASF 7 Push out SHAFT ROLLER LD to the right while pulling up PICKUP ROLLER ASSEMBLY RIGHT slightly Then detach the left end of SHAFT ROLLER LD from FRAME ASF 8 Holds HOPPER ASSEMBLY and remove the right cam part of HOPPER ASSEMBLY through the hole at the right side of FRAME ASF To this point the ASF assembly is disassembled and both...

Page 91: ...Disassembly and Assembly Rev A 3 21 HOPPER ASSEMBLY LEVER BRAKE TWIST SPRING 41 2 BUSH FIXING SHAFT LEFT FRAME ASF LEVER HOPPER RELEASE BUSH FIXING SHAFT SHAFT ROLLER LD BUSH CAM part Figure 3 17 ASF Disassembly ...

Page 92: ...LY and PICKUP ROLLER ASSEMBLY is separated 4 Unhook ROLLER ASSEMBLY LD from the assembly frame and remove COVER ROLLER LD by unhooking it from the assembly frame Then remove ROLLER ASSEMBLY LD WORK POINT When you re assemble be sure that ROLLER ASSEMBLY LD is hooked to assembly frame firmly Before re assemble the unit make sure that COMPRESSION SPRING 1 66 is set on the assembly frame and hooked t...

Page 93: ...mbly Rev A 3 23 COVER ROLLER LD L R HOLDER SHEET PF COMPRESSION SPRING 1 66 ROLLER ASSEMBLY LD L R ASSEMBLY FRAME Set the spring and hook it to the assembly frame as illustrated before re assembly Figure 3 18 Pick Up Roller Removal ...

Page 94: ...GHT to match it with the cut out of the frame Then take out BUSH PARALLEL ADJUST RIGHT 8 Remove CARRIAGE ASSEMBLY together with SHAFT CR GUIDE WORK POINT It is good idea to marking the current position of BUSH PARALLEL ADJUST RIGHT before removal This enables you to omit the paper gap adjustment after the assembly Be careful with the direction of spring washer at the assembly A convex side must fa...

Page 95: ...sembly and Assembly Rev A 3 25 Carriage Assembly BUSH PARALLEL ADJUST LEFT BUSH PARALLEL ADJUST RIGHT LEVER PG SUB Spring Washer Convex side must be facing the bush SHAFT CR GUIDE Figure 3 20 Carriage Assembly Removal ...

Page 96: ...e it 7 Unhook the left shaft holder of ROLLER ASSEMBLY PF and rotate it as to match with the cut out of the frame 8 Slide ROLLER ASSEMBLY PF to the left and pulling it out WORK POINT When reinstalling PAPER GUIDE ASSEMBLY UPPER at right most position viewed from the front be careful with the detection lever of the PE sensor Be careful not to damage the hook of PAPER GUIDE FRONT B during disassembl...

Page 97: ... PAPER GUIDE LEFT 6 pieces SHAFT PAPER GUIDE UPPER TWIST SPRING 117 6 GUIDE PLATE CABLE PAPER GUIDE ASSEMBLY UPPER Figure 3 22 ROLLER ASSEMBLY PAPER EXIT Removal PAPER GUIDE FRONT B ROLLER ASSEMBLY PAPER EXIT Figure 3 23 ROLLER ASSEMBLY PF Removal ...

Page 98: ... PE to the 3 mechanism Then slide it to upward to remove it After removal disassemble the assembly if necessary WORK POINT When re install the assembly be sure that the sensor lever is correctly inserted into a hole of PAPER GUIDE ASSEMBLY UPPER LEVER PE BOARD ASSY PE HOLDER PE To frame Release these hooks to remove the PE Sensor Assembly From the back side of the mechanism Figure 3 24 PE Sensor A...

Page 99: ...sembly Rev A 3 29 3 2 5 9 HP Sensor Assembly Removal 1 Removing the upper housing Refer to section 3 2 1 2 Detach the cable from the sensor and remove it by unhook it from the frame SENSOR HP CR MOTOR Figure 3 25 HP Sensor Removal ...

Page 100: ...Required for Adjustment 1 4 2 Adjustments 2 4 2 1 Paper Gap Adjustment 2 4 2 2 Adjustment using Adjustment Program 4 4 2 2 1 Overview of Adjustment Program 4 4 2 2 2 Ink Charge Operation 5 4 2 2 3 VH Setting 7 4 2 2 4 ead Angular Adjustment 9 4 2 2 5 Bi D Alignment Adjustment 11 ...

Page 101: ...echanism NA NA Replacing the C209 MAIN board NA Replacing the printhead unit NA NA Replacing the CR Motor NA NA NA NA Replacing or disassembling the carriage assembly NA NA Replacing or disassembling the PF Roller assembly NA NA NA NA Note Required adjustment NA Not applicable 4 1 2 Tools Required for Adjustment Table 4 2lists all the tools required to make the specified adjustments No Name Adjust...

Page 102: ...ition of BUSH PARALLEL ADJUST RIGHT to backward Gap Narrower until when the thickness gauge starts sliding together with the carriage assembly when you move it to right and left for about 20mm 6 At the point of above step shift the position of BUSH PARALLEL ADJUST RIGHT for one notch to forward Gap Wider 7 Then confirm that the thickness gauge do not slide when you move the carriage assembly with ...

Page 103: ...PER GUIDE FRONT B Put the gauge on a flat face Align the center of gauge and the ribs Figure 4 1 Paper Gap Adjustment Thickness Gauge Setting Position Mark Forward Gap Wider Backward Gap Narrower Side Frame BUSH PARALLEL ADJUST RIGHT LEVER PG Figure 4 2 Paper Gap Adjustment Adjustment Procedure Printhead Nose face CLEANER HEAD Overlap 0 5mm or more Figure 4 3 CLEANER HEAD Overlap ...

Page 104: ...d the printer should be adjusted using the adjustment program in order to maintain optimum performance of the printer 4 2 2 1 Overview of Adjustment Program This adjustment program is developed specifically for this printer and the basic operation with this adjustment program is illustrated in figure below Main Menu Item Selection Initial Ink Charge Performance of Initial ink charge process Head V...

Page 105: ...electrical circuits and the control panel are connected 2 Connect the PC to the printer and turn the printer on Then unpack a brand new ink cartridges and install them on to the printer 3 Execute GWBASIC EXE in the floppy diskette and load the adjustment program J90C00E 4 Run the program and press ENTER key twice to skip date and time input 5 At the menu SCREEN 1 input the number corresponding to ...

Page 106: ...XX XXXX XX XX XX 4 Jig CT JI JIG CT Cartridge WAIT 80s 5 Customer 010 USA 6 BI D Center 0 JIG JIG Maintenance Select No _ SCREEN 4 MAIN MENU for Production J90C00E 1 VH Setting 2 Ink Charge 3 Angular Adjust Print XX XX XXXX XX XX XX K Angular Adjust Setting 4 Bi d Adjust Customer 010 USA P Printing Inspection GOS JIG No CT L Printing Inspection S F M C No M Printing Inspection Envelope HEAD VH CL ...

Page 107: ...as below Printhead Unit Stamped at the side of the unit Printer mechanism Indicated on a label attached to the packing box for the after service unit 2 Re assemble the printer 3 Connect the PC to the printer and turn on the printer 4 Execute GWBASIC EXE from the adjustment program diskette and run J90C00E 5 Go to the main menu SCREEN 4 6 Input 1 to select VH Setting and press ENTER key 7 At the ne...

Page 108: ... XX XXXX XX XX XX K Angular Adjust Setting 4 Bi d Adjust Customer 010 USA P Printing Inspection GOS JIG No CT L Printing Inspection S F M C No M Printing Inspection Envelope HEAD VH CL Cleaning 9 INK Discharge E Go to SETTING MENU 1 Production SelectNo _ SCREEN 5 Head VH Setting Head VH 5Col ID ex 18109 or 18A09 VH CHECK M C No XXXXX HEAD VH ...

Page 109: ...es printed in MAGENTA color is positioned in the middle of two BLACK lines with the check pattern printed by the program If the position of MAGENTA lines are incorrect input K at the main menu and the carriage assembly moves to the middle of the printer Then loosen a screw No 3 fixing FASTNER HEAD and shift the position of angular adjust level located at the right bottom of the carriage assembly t...

Page 110: ...k Charge 3 Angular Adjust Print XX XX XXXX XX XX XX K Angular Adjust Setting 4 Bi d Adjust Customer 010 USA P Printing Inspection GOS JIG No CT L Printing Inspection S F M C No M Printing Inspection Envelope HEAD VH CL Cleaning 9 INK Discharge E Go to SETTING MENU 1 Production SelectNo _ SCREEN 6 Push Y Key _ ...

Page 111: ...gned and input the number and press ENTER key at the menu SCREEN 7 Then the program print the sample pattern with the compensation value you have selected If all patterns printed by the program are completely mis aligned confirm the inclination of misalignment with the pattern printed with the value 0 by checking the relative position of the EVEN line to the ODD line If EVEN line is shifted to RIG...

Page 112: ...spection GOS JIG No CT L Printing Inspection S F M C No M Printing Inspection Envelope HEAD VH CL Cleaning 9 INK Discharge E Go to SETTING MENU 1 Production SelectNo _ SCREEN 7 INPUT ADJUST No IF OK INPUT Y _ ADJUST AREA 30 to 30 SCREEN 3 SETTING MENU J90C00E 1 Production 2 Outgoing Inspection 3 Date Time XX XX XXXX XX XX XX 4 Jig CT JI JIG CT Cartridge WAIT 80s 5 Customer 010 USA 6 BI D Center 0 ...

Page 113: ...operate at power on 5 4 5 2 2 Error is detected 5 5 5 2 3 Failure occurs during printing 5 6 5 2 4 Printer does not feed the paper correctly 5 7 5 2 5 Control panel operation is abnormal 5 8 5 3 Unit Repair C206 PSB PSE Board 5 9 5 3 1 Unit Repair C200 MAIN Board 5 11 5 4 Repair of the Printer Mechanism 5 13 ...

Page 114: ... V No paper Carriage home position sensor CN5 1 pin 2 pin Open less than 0 7 V Home position Close more than 2 4V Out of home position ASF phase Sensor CN11 1 pin 2pin Open less than 0 7 V Home position Close more than 2 4 V Out of home position Black cartridge sensor CN8 1 pin 18pin On 0 V Black cartridge out Off more than 2 4 V Black cartridge exit Color cartridge sensor CN8 2 pin 18 pin On 0 V ...

Page 115: ... Ink end black On Install a new black ink cartridge by pressing load eject button for 3 seconds No Ink cartridge or Ink end color On Install a new color ink cartridge by pressing load eject button for 3 seconds Maintenance request Blink Blink Blink Blink Change the waste ink drain tank and reset the EEPROM Fatal error Blink On On Blink Turn on the printer and turn it on again If printer can not re...

Page 116: ... No Printer does not operate at power on LEDs do not light up Printer mechanism does not operate Section 5 2 1 Error is detected Error is indicated by LED indication Section 5 2 2 Failure occurs during printing Printing is not performed Abnormal printing missing dot etc Print quality is poor Section 5 2 3 Printer does not feed the paper correctly No paper is fed Paper feed is irregular Paper jam o...

Page 117: ...mal Exchange the main board NO Input normal power supply NO Exchange the fuse Disconnect CN10 in the main board and turn the power on again YES Check output voltage of CN2 in the power supply board Exchange the power supply board Check the motor and head Refer to the repair item of the printer mechanism START END YES NO board opened YES Is the fuse opend again NO Figure 5 2 Flow Chart 1 ...

Page 118: ... Refer to 1 4 2 NO NO Turn off the printer and move the carriage by hand Yes Exchange the ink cartridge with new one Yes Does error appear again Check ink cartridge sensor and exchange the head if it s ubnormal END Does the carriage move smoothly Yes Check CR motor Exchange the main board if there is no problem Is the problem solved Refer to 5 4 Repair of the printer mechanism END NO Yes NO Yes NO...

Page 119: ...dge with new one and perform self test Is the problem solved Refer to 5 4 Repair of the printer mechanism Is the END END Is all cables connected to the main board Perform cleaning Connect cables Is the Refer to 5 4 Repair of the printer mechanism Is the END Replace the Main board NO YES NO NO YES YES NO YES YES NO YES NO YES NO YES Perform self test printing problem solved problem solved problem s...

Page 120: ...laten rotate Remove any obstruction in the paper path if there is any Perform cleaning for the roller of paper path Is the Is the PF motor running Refer to 5 4 Repair of the printer mechanism END Check the PF motor If there is no problem replace the main board END NO YES NO YES YES NO Set the paper correctly NO problem solved Figure 5 5 Flow Chart 4 ...

Page 121: ... panel operation is abnormal START Is the control panel connected correctly Connect the control panel correctly Is the problem solved Replace the control panel Is the problem solved END Replace the main board END YES NO NO YES NO YES Figure 5 6 Flow Chart 5 ...

Page 122: ...ate the operation of each component Symptom Condition Cause Checkpoint Solution The printer does not operate at all 42V line is dead F1 is open Check F1 by using a tester Replace F1 Transformer coils are open Check the waveform at the drain of Q1 Replace T1 Switching FET Q1 is dead Check drain side Replace Q1 Feed back transistor Q2 Q3 are dead Check corrector side Replace Q2 or Q3 42 V line is ab...

Page 123: ...anual Rev A 5 10 Table 5 6 C206PSB Power Supply Board Con Symptom Condition Cause Checkpoint Solution 5V line is dead IC51 L4962E is dead Check the oscillation 5 pin and switching 7 pin waveform of IC51 5 pin 7 pin Replace IC51 ...

Page 124: ...is section describes the problems related to the main controller board C200 MAIN The table below provides various symptoms likely causes and checkpoints The check points refer to waveforms resistance and other values to be checked to evaluate the operation of each component ...

Page 125: ...n C200main board Replace IC6 Q7 or Q9 IC2 is dead Check the control signal of trapezoidal from IC2 at 80 pin of IC2 Replace IC2 Paper feed operation is abnormal Paper feed motor does not work IC2 is dead Check the output waveform of at 55 56 57 58 pin of IC2 Replace IC2 IC15 is dead Check the output waveform of at 6 7 8 9 pin of IC15 Replace IC15 Table 5 8 Repair of the C200 Main Board Con ...

Page 126: ... properly Pump bulb is not closed at absorption Check the bulb operation visually Replace the cap mechanism Abnormal carriage operation Abnormal carriage operation at power on Foreign substance in the CR drive gear Check visually if there is any substances or not Remove any foreign substances CR motor is defective Check the inner coil resistance and see if there is any disconnection of the coil Re...

Page 127: ...ve Perform the cleaning operation several times and check printing If condition does not improve even after the cleaning replace the head I C is defective Install the new I C and perform self test Replace I C Black specks or dots The head FFC is out of connection Check if the head FFC on the board or carriage is connected surely Connect the FFC properly The head unit is detective Check connection ...

Page 128: ...y the cleaning sheet Replace the PF roller if it does not recover Printer stops during initialization Fatal error appears ASF sensor is defective Check the signal level of the ASF sensor Refer to Table 5 2 Replace ASF sensor PE sensor is defective Check the signal level of the PE sensor Refer to Table 5 2 Replace PE sensor HP sensor is defective Check the signal level of the HP sensor Refer to Tab...

Page 129: ...Chapter 6 Maintenance 6 1 OVERVIEW 1 6 1 1 Cleaning 1 6 1 2 Service Maintenance 1 6 1 3 Lubrication 2 ...

Page 130: ... indicates MAINTENANCE ERROR perform the following operation to clear the error Head Cleaning 1 The printer has a built in head cleaning function and is executable from the control panel 2 Confirm that the printer is in stand by state the POWER indicator is not blinking and hold down the cleaning button on the control panel for more than 3sec 3 The printer perform the built in cleaning sequence du...

Page 131: ...ly it Lubricant Type G 26 Lubrication Amount A half turn of ROLLER PF 2 Lubrication Point Contact between PAPER GUIDE FRONT and each rollers 1 ROLLER PF 1 point 2 ROLLER EXIT 2 points Apply to the contact of a hook of PAPER GUIDE FRONT and each roller Do not put grease around the paper path Use a syringe to apply it Lubricant Type G 26 Lubrication Amount 1 10mm long 2 2mm long 3 Lubrication Point ...

Page 132: ...ush for ROLLER EXIT Do not put grease around the paper path Use a syringe to apply it Lubricant Type G 26 Lubrication Amount Evenly apply inside the bush 8 Lubrication Point Contact between HOLDER PULLEY DRIVEN and FRAME UPPER Verify that the holder slides only with a spring force after applying the grease Use a syringe to apply it Lubricant Type G 26 Lubrication Amount 2mm long at each specified ...

Page 133: ...ad Use a precise syringe to apply it If accidentally apply too much oil to oil pad thrown it away and take a new oil pad again Leave oil pad for a while to wait until oil is evenly infiltrate and install it on the carriage assembly Lubricant Type O 8 Lubrication Amount 0 6cc Note that This is an amount to be applied new oil pad when replacing it Never apply oil to the CR guide shaft directly or ad...

Page 134: ...Chapter 6 Maintenance Rev A 6 5 No 3 No 11 GEAR 34 No 1 No 2 10mm 2mm 2mm ...

Page 135: ...EPSON Stylus Color 600 Service Manual Rev A 6 6 No 5 No 4 No 4 No 4 GEAR 23 2 GEAR 16 40 8 GEAR 67 2 COMBINATION GEAR 8 14 4 No 6 No 7 ...

Page 136: ...Chapter 6 Maintenance Rev A 6 7 No 9 No 10 HOPPER ASSEMBLY FRAME ASF No 8 HOLDER PULLEY DRIVEN ...

Page 137: ...Appendix A 1 Connector Summary A 1 A 2 Connector Summary A 2 A 3 EEPROM Address Map A 5 A 4 Circuit Board Component Layouts A 9 A 5 Exploded Diagrams A 13 ...

Page 138: ...rd C206 PSB PSE Printer Mechanism Figure A 1 below illustrates how these component units are connected CN1 C206PSB PSE Power Supply Board CN2 AC CN10 CN3 CN8 C200 MAIN Main Board CN1 CN2 CN6 CN7 CN11 CN5 CN4 Control Panel Print Head CR Motor PF Motor ASF Sensor HP Sensor PE Sensor Parallel I F Serial I F Printer Mechanism Figure A 1 Cable Connection ...

Page 139: ...l Name I O Function 1 LED0 Out LED drive signal 0 2 GND Ground 3 LED1 Out LED drive signal 1 4 GND Ground 5 LED2 Out LED drive signal 2 6 5V Logic power supply 7 5V Logic power supply 8 LED4 Out LED drive signal 4 9 SW1 In Panel switch input 1 10 PSC In Power on off switch 11 SW0 In Panel switch on off 0 12 SW2 In Panel switch on off 2 Pin Signal Name I O Function 1 PE In Sensor detect signal 2 GN...

Page 140: ...3 THM In Thermistor detect signal 4 GND Ground 5 LAT Out Head data latch pulse output 6 GND Ground 7 SI3 Out Head data output 3 8 GND Ground 9 SI2 Out Head data output 2 10 GND Ground 11 CLK Out Head data output 1 12 GND Ground 13 CLK Out Clock pulse for head data transfer 14 GND Ground 15 NCHG Out Head all on pulse output 16 GND Ground 17 VDD Logic power supply 5V 18 GND2 Ground 19 GND2 Ground 20...

Page 141: ...nism drive power supply 3 GND Ground 4 GND Ground 5 PSC Out Power supply switch output signal 6 GND Ground 7 GND Ground 8 5V Logic power supply Pin Signal Name I O Function 1 ASF In Sensor detect signal 2 GND Ground 3 ASFV Sensor power supply 5V Table A 8 Connector CN10 Table A 9 Connector CN11 ...

Page 142: ...for VhN 12H 1 0BH Head actuator rank ID for Twh2 01H 1 0CH Head actuator rank ID for VhM 10H 0DH Head actuator rank ID for VhMs 00H 0EH Reserved 00H 0FH Reserved 00H 10H Password 1 5AH 11H 0FH 12H Custom EEPROM sub number 00H 00H 13H 00H 00H 14H 00H 00H 15H 00H 00H 16H Reserved 00H 17H Reserved 00H 18H CPSI password 00H 00H 19H 00H 00H 1AH 00H 00H 1BH 00H 00H 1CH CPSI flags bit7 CPSI license 0 Dis...

Page 143: ... 18 ISO Latin 1 19 PC 853 20 PC 855 21 PC 852 22 PC 857 23 PC 866 24 PC 869 25 MAZOWIA 26 Code MJK 27 ISO 8859 7 28 ISO Latin 1T 29 Bulgaria 30 PC 774 31 Estonia 32 ISO 8859 2 33 PC 866 LAT 08H 08H 29H Reserved 00H 2AH Auto LF Network I F mode bit1 Network I F mode 0 off 1 on bit0 Auto line feed 0 off 1 on 00H 00H 2BH Panel mask function bit5 Extedned settings bit2 Cleaning bit1 Replace I C bit0 L...

Page 144: ...tridge 1 changed bit0 Black cartridge changed and cleaned 0 with YMC cartridge 1 alone 00H 00H 44H Ink Counter Cb total 1count 100 ng 00H 00H 45H 00H 00H 46H 00H 00H 47H 00H 00H 48H Ink counter CY total 1count 100 ng 00H 00H 49H 00H 00H 4AH 00H 00H 4BH 00H 00H 4CH Ink counter Cy total 1count 100 ng 00H 00H 4DH 00H 00H 4EH 00H 00H 4FH 00H 00H 50H Password 5 5AH 51H 0FH 52H Ink counter Cc total 1cou...

Page 145: ...0H 00H 2 6AH CL time 00H 00H 2 6BH 00H 00H 2 6CH accumulated printing time 0 0 minute 1 15 minutes 00H 00H 6DH 2 30 minutes 3 60 minutes 4 90 minutes 5 120 minutes 00H 00H 6EH Reserved 00H 6FH Reserved 00H 70H Password 7 5AH 71H 0FH 72H customized model name string of counter 00H 00H 73H strings of model field for Device 00H 00H 74H ID 00H 00H 75H 00H 00H 76H 00H 00H 77H 00H 00H 78H 00H 00H 79H 00...

Page 146: ...EPSON Stylus Color 600 Rev A A 9 A 4 Circuit Board Component Layouts Figure A 2 C200 Main Board Component Layout ...

Page 147: ...Appendix Rev A A 10 Figure A 3 C206PSB Board Component Layout ...

Page 148: ...EPSON Stylus Color 600 Rev A A 11 Figure A 4 C206PSE Board Component Layout ...

Page 149: ...Appendix Rev A A 12 Figure A 5 C206PNL Component Layout ...

Page 150: ...EPSON Stylus Color 600 Rev A A 13 A 5 Exploded Diagrams Figure A 6 Stylus Color600 Exploded Diagram 1 ...

Page 151: ...Appendix Rev A A 14 Figure A 7 Stylus Color600 Exploded Diagram 2 ...

Page 152: ...EPSON Stylus Color 600 Rev A A 15 Figure A 8 Stylus Color600 Exploded Diagram 3 ...

Page 153: ...9 Sesto S Giovanni MI Italy Phone 2 262331 Fax 2 2440750 EPSON AUSTRALIA PTY LIMITED 1 70 Gibbes Street Chatswood 2067 NSW Australia Phone 2 9903 9000 Fax 2 9903 9177 EPSON SINGAPORE PTE LTD No 1 Temasek Avenue 36 00 Millenia Tower Singapore 039192 Phone 065 3377911 Fax 065 3341185 EPSON HONG KONG LTD Rooms 4706 10 47 F China Resource Bldg 26 Harbour Road Wanchai Hong Kong Phone 2585 4300 Fax 2827...

Page 154: ...EPSON SEIKO EPSON CORPORATION ...

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