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EPSON GT-7000

Chapter 4

Disassembly and Assembly

Rev. A

5. Remove the hexagon nut located back of the carriage guide shaft.

6. Remove a spring and one gold screw(CBS, 3x4) securing the

carriage driven pulley.

Figure 4-13. Hexagon Nut Removal

Figure 4-14. Driven Pulley Assembly Removal (1)

Figure 4-15. Driven Pulley Assembly Removal(2)

H e x a g o n N u t

C B S ( M 3 x 4 )

S p r i n g

Summary of Contents for GT-7000 Photo

Page 1: ...EPSON EPSON EPSON France S A GT 7000 SERVICE MANUAL ...

Page 2: ...6 59 0 18 RORU PDJH 6FDQQHU EPSON GT 7000 4009736 ...

Page 3: ...e contents of this manual However should any errors be deteced SEIKO EPSON would greatly appreciate being informed of them 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 purpose on...

Page 4: ...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 1 REPAIRS ON EPSON PRODUCT SHOULD BE PERFORMED ONLY BY AN EPSON CERTIFIED REPAIR TECHNICIAN 2 MAKE CERTAIN THAT THE SOURCE VOLTAGES IS THE SAME AS THE RATED VOLTAGE LISTED ON THE SERIAL NUMBER RATING PL...

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

Page 6: ...Rev Date Page s Contents A 1998 09 21 All First release B 1998 09 25 57 60 Parts List Table7 13 on page 57 is modified and Exploded Diagram for TPU is added on page 60 C 1998 11 23 62 82 Pages 62 82 about ADF are added ...

Page 7: ... 29 Screws 29 Disassembly Procedures 31 Carriage Lock Release 31 Document Cover Removal 32 Upper Cover Removal 33 Inverter Lamp Inverter Board Removal 34 Carriage Unit Removal 36 Carriage Motor Timing Belt Removal 41 Main Board Removal 43 Panel Board Removal 45 Power board Removal 46 Adjustment Maintenance Overview 51 Cleaning 51 Lubrication 51 Appendix Overview 54 Interconnection 54 Connector Ass...

Page 8: ...EPSON GT 7000 Rev C 2 B81314 Main Board Removal 66 ASF Part 67 Disassembly of ASF Part 68 Gear Frame 69 Disassembly of ASF and Frame 72 ASF Disassembly 74 Parts List 75 ADF Exploded Diagram 77 ...

Page 9: ... PRODUCTDESCRIPTION ...

Page 10: ...ent of the Scanning Head Photoelectric device Color CCD Line Sensor Maximum Read Area 8 5 x 11 7 216 x 297 mm Maximum effective picture element 5100x7020 pixels 600 dpi Scanning Resolution main 600 dpi sub 1200 dpi Output resolution 50 4800 dpi 1dpi step 4800 dpi reading with 200 makes 9600dpi reading with 16368 pixel limit in main scan Scanning Speed Color 8 1 msec line 600 dpi Draft Mode Monochr...

Page 11: ...0 240V Input Voltage AC 100 120V 10 AC 220 240V 10 Rated Current 0 5A Input AC 100V 0 3A Input AC 200V Rated Frequency Range 50 60Hz Input Frequency Range 49 5 60 5 Hz Power consumption Approx 20W Insulation resistance 10 M Ω at 500VDC between AC line and chassis Dielectric strength AC 1 5kV 1 min between AC Line and chassis SAFETY EMC Safety UL1950 UL CSA C22 2 No 950 CSA EN60950 VDE EN60950 Nord...

Page 12: ...e OPERATING CONDITIONS Dust Ordinary office or home conditions Extreme dust should be avoided Illumination Operation under direct sunlight or near storng light source is not guaranteed and should be avoided DOCUMENT Reflective type Documents which has a smooth surface Transparency type With transparency unit Reversal film Negative film DIMENSION Dimension 287 W x 425 D x 88 H mm Refer to figure 1 ...

Page 13: ...mmand Link Function is not supported 5 Data phase Data in phase Data out phase 6 Status phase 7 Message phase Message in phase Message out in phase 8 Attention condition 9 Reset condition Electric specification Compliant to ANSI X3T9 2 375R Revision 10L SCSI 2 signal ended Connector Two 50 pin connectors see figure1 3 Terminator Internal terminator Enable to control active or inactive by a switch ...

Page 14: ...us 0 DB1 I O 27 Data Bus 1 DB2 I O 28 Data Bus 2 DB3 I O 29 Data Bus 3 DB4 I O 30 Data Bus 4 DB5 I O 31 Data Bus 5 DB6 I O 32 Data Bus 6 DB7 I O 33 Data Bus 7 DBP I O 34 Data Bus Parity TERMPWR 38 Terminator Power ATN I 41 Attention BSY I O 43 Busy ACK I 44 Acknowledge RST I 45 Reset MSG O 46 Message SEL I O 47 Select C D O 48 Command Data REQ O 49 Request I O O 50 Input Output ...

Page 15: ...D Vendor specific Protocol Pass Through TBD Vendor specific Maximum packet size for endpoint 0 64 byte Vendor ID 0x04B8 Seiko EPSON Corp Product ID 0x0101 Number of possible configurations 1 Configuration Number of interfaces supported by this configuration 1 Characteristics Self powered Remote wake up feature supported Maximum of possible consumption 0mA Interface No Alternate setting Number of e...

Page 16: ... R n1 n2 Set Zooming ESC Hi1 i2 Set Read Area ESC A n1 n2 n3 n4 Set Color ESC Ci Mirroring ESC Ki Image Setting Set Brightness ESC Li Set Gamma Correction ESC Zi Download Gamma Table ESC zi d0 d1 d255 Set Sharpness ESC Qi Image Processing Set Digital Halftoning ESC Bi Set Auto Area Segmentation ESC si Download Dither Pattern ESC b I I j d j2 Download Color Correction ESC m d 1 d2 d9 Set Threshold ...

Page 17: ...ing Among the switches equipped with this scanner SCSI switch and the terminator switch which are used for SCSI interface have the following settings SCSI ID Setting Switch Rotary Switch Table 1 6 SCSI ID Setting Switch Terminator Switch Table 1 7 Terminator Switch Note Refer to CHECK POINT on next page ID No Setting OK Not Note 0 OK Usually used for host hard disk 1 OK Usually used for host hard ...

Page 18: ...cleared when the scanner received a correct command Red LED blinking short interval Interface Error Wrong procedure is detected in the interface communication In the case of SCSI a transmission is frozen more than 30 seconds except BUS FREE phase Disposition The lamp goes off and the scanner stops operation Turn off the scanner and then back on RST signal in SCSI turns active Acceptable command No...

Page 19: ...r Type Red Green LED blinking short interval Option Error Only when the optional unit is installed and operation is available by ESC e Cause Unit cover open or paper Empty Disposition The bit 7 of the status byte is set to 1 Remedy Remove the error condition Acceptable command ESC F ESC f ESC ...

Page 20: ... OPERATINGPRINCIPLES ...

Page 21: ...current to alternating current Lamp White cold fluorescent Lamp is used as light source When the light quantity is not stable the scanner blinks the Operate light until the light becomes stable and goes to stand by mode Mirror and Lens Mechanism The light emitted to the document reaches the CCD sensor after being reflected on some mirrors one after another Not by changing the light source to creat...

Page 22: ...ovement Carriage Unit slides into sub scan direction along with the guide rail For this sliding operation the carriage motor drives the timing belt attached to the carriage unit by conveying the driving force through the driven pulley and reduction gear Scanning start position is determined by CR HP sensor which is located on the control board Since the stepping motor is used for CR motor carriage...

Page 23: ...oltage protection circuit Table 2 2 Output and Protection Function Note1 If a part of out is shut down all the other output are also shut down Note2 Off time required to recover is maximum 5 minutes Specification Unit Part No Fuse 100 120 VAC Range 2027699 2 5 A 125 VAC 220 240 VAC Range 2027700 T2 5AH 250 VAC Output Voltage Output Current Over Current Protection Current value to activate Over vol...

Page 24: ...S w i t c h i n g C i r c u i t S m o o t h i n g C i r c u i t 1 2 V D C R e g u l a t o r I C 5 V D C R e g u l a t o r C i r c u i t O v e r C u r r e n t P r o t e c t i o n C i r c u i t S m o o t h i n g C i r c u i t 2 4 V D C C o n t r o l C i r c u i t 2 4 V D C O v e r C u r r e n t P r o t e c t i o n C i r c u i t 5 1 2 2 4 V D C O v e r V o l t a g e P r o t e c t i o n C i r c u i t ...

Page 25: ...Hz frequency Image data processing correction CCD sensor board A D converter control are operated at ASIC IC21 Table 2 3 shows major IC functions Figure 2 6 Control Circuit Block Diagram SCSI C C D B o a r d L a m p I n v e r t e r B o a r d I m a g e D a t a R G B A M P A D C o n v e r t e r I C 2 4 1 2 b i t D a t a E 0 2 A 2 8 I C 2 1 S R A M I C 8 I C 1 2 D R A M I C 1 9 I C 2 0 C L K C R 1 R ...

Page 26: ...I m a g e D a t a R G B A M P A D C o n v e r t e r I C 2 4 1 2 b i t D a t a E 0 2 A 2 8 I C 2 1 S R A M I C 8 I C 1 2 D R A M I C 1 9 I C 2 0 C L K C R 1 R e g u l a t o r I C 1 0 3 3 V C P U I C 2 2 C L K C R 2 C R M o t o r D r i v e r I C 1 R e s e t I C I C 7 P R O M I C 5 C R M o t o r U S B C o n t r o l l e r I C 2 5 8 b i t D a t a U S B A ...

Page 27: ...on between lines IC19 Output Buffer PC29M33T IC10 Regulator IC 3 3VDC E02A28 IC21 ASIC CCD Control A D Converter Reading Position Control Image Processing Memory Control Data Output Control Intervention Control AD9816JS IC24 12 bit A D converter M54670P IC1 CR motor driver IC M51953A IC7 Reset IC P ROM 1M bit 100ns IC5 Program ROM BH9596FP Y IC14 Terminator SCSI mode only M64154FP IC13 SCSI Contro...

Page 28: ... TROUBLESHOOTING ...

Page 29: ...arameter Remedy The error condition is cleared when the scanner received a correct command Red LED blinking short interval Interface Error Wrong procedure is detected in the interface communication In the case of SCSI a transmission is frozen more than 30 seconds except BUS FREE phase Disposition The lamp goes off and the scanner stops operation Turn off the scanner and then back on RST signal in ...

Page 30: ... Empty Disposition The bit 7 of the status byte is set to 1 Remedy Remove the error condition Acceptable command ESC F ESC f ESC Phenomenon Description Ref Table Scanner does not operate even its power is On Operate Light on the control panel does not come On Scanner does not operate the initialization 3 4 3 5 Fatal Error occurs and is not cleared after turning off and back on the scanner Carriage...

Page 31: ...he power board is disconnected 1 Is the connector CN1 on the power board disconnected Yes Connect CN1 properly Cause Step Checkpoint Finding Solution Power board is broken 1 With the scanner power on check the voltage output level between the Pins 4 5 and Pins 6 7 for CN101 on the power board Is it 24VDC No Replace the power board Carriage Unit or CR move mechanism is broken 2 With the scanner upp...

Page 32: ... on the inverter board 3 Is the lamp connected properly on the inverter board No Connect the lamp properly Lamp is broken 4 Does the lamp light after it is replaced Yes Replace the lamp Inverter board is broken 5 Does it operate properly after replacing it Yes Replace the inverter board Control board is broken 6 Replace the control board Cause Step Checkpoint Finding Solution Mirror in the carriag...

Page 33: ...ler is effective No Replace the host USB cable is broken 2 Replace the USB cable Is the operation normal Yes Replace the USB cable Control board is broken 3 Replace the control board Cause Step Checkpoint Finding Solution The cable of the optional unit is disconnected 1 Is the connector CN1 on the control board disconnected Yes Connect the CN1 properly Control board is broken 2 Replace the control...

Page 34: ... DISASSEMBLYANDASSEMBLY ...

Page 35: ... to Table 4 3 for screw shapes W A R N I N G Before servicing make sure that the power cable is disconnected from the AC power socket and the interface cable is removed C A U T I O N Use the stable and level table which has enough strength for disassembling and assembling the scanner Get yourself enough room for servicing considering the size of the scanner E P S O N M i d d l e R i g h t R e a r ...

Page 36: ...apter 4 Disassembly and Assembly Rev A 29 Table 4 3 Screws Head Shape Type Washer Hole Appearance Cross recessed Binding Pan Cup Standard S Tite B Tite P Tite With Outside toothed lock washers With Spring lock washers ...

Page 37: ...2 1 Carriage Lock Release 1 Release the carriage lock located at left side of the scanner body by using screw driver Figure 4 2 Carriage lock position C A U T I O N When you need to lock again for transportation lock it while letting the carriage be at home position R e l e a s e L o c k ...

Page 38: ...d Assembly Rev A 31 4 2 2 Document Cover Removal 1 Open the document cover 2 Hold edges of the cover then release two hooks backward Figure 4 3 Document Cover Removal 1 Figure 4 4 Document Cover Removal 2 D o c u m e n t C o v e r F o o k s ...

Page 39: ...tion 4 2 2 3 Release two silver screws CBS 3x6 from the back of the scanner 4 LIft up the rear side of the upper cover and release three hooks securing the upper cover Then remove the upper cover toward yourself Figure 4 5 Upper Cover Removal 1 Figure 4 6 Upper Cover Removal 2 Figure 4 7 After removing the Upper Cover C B S M 3 x 6 3 F o o k s a t f r o n t s i d e ...

Page 40: ... Section 4 2 1 2 Remove the document cover see Section 4 2 2 3 Remove the upper cover see Section 4 2 3 4 Remove 2 black screws CCP 3x8 on the carriage unit 5 Remove the carriage unit upper cover by lifting it up by screw driver Figure 4 8 Disassembly of the Carriage Unit 1 Figure 4 9 Disassembly of the Carriage Unit 2 C C P M 3 x 8 ...

Page 41: ...rter board 8 Remove the inverter lamp from the upper cover Figure 4 10 Disassembly of the Carriage Unit 2 Figure 4 11 Inverter Lamp Removal C A U T I O N When installing the inverter lamp locate the wire as it is shown in figures 4 10 and 4 11 I n v e r t e r B o a r d C o n n e c t o r C o n n e c t o r 2 p i n B l a c k S c r e w U p p e r C o v e r I n v e r t e r l a m p I n v e r t e r B o a ...

Page 42: ...val 1 Release the carriage lock See Section 4 2 1 2 Remove the document cover See Section 4 2 2 3 Remove the upper cover See Section 4 2 3 4 Remove the metal clamp securing the carriage and the timing belt by using the screw driver Figure 4 12 Metal Clamp Removal M e t a l C l a m p ...

Page 43: ...cated back of the carriage guide shaft 6 Remove a spring and one gold screw CBS 3x4 securing the carriage driven pulley Figure 4 13 Hexagon Nut Removal Figure 4 14 Driven Pulley Assembly Removal 1 Figure 4 15 Driven Pulley Assembly Removal 2 H e x a g o n N u t C B S M 3 x 4 S p r i n g ...

Page 44: ...ming belt from the carriage driven pulley 8 Remove the carriage guide shaft from the carriage unit Figure 4 16 Timing Belt Removal Figure 4 17 Carriage Guide Shaft Removal T i m i n g B e l t D r i v e n P u l l e y C a r r i a g e G u i d e S a h f t C a r r i a g e U n i t ...

Page 45: ... and Assembly Rev A 38 9 From the back of the carriage unit remove FFC metal clamp by using driver Figure 4 18 FFC Metal Clamp FFC Removal F F C C a r r i a g e U n i t F F C M e t a l C l a m p C o n n e c t o r F F C F i x i n g T a b ...

Page 46: ...0 Chapter 4 Disassembly and Assembly Rev A 39 10 Remove FFC from the carriage unit by releasing a connector and 2 guide tabs and also remove the carriage unit Figure 4 19 Carriage Guide Unit C a r r i a g e U n i t ...

Page 47: ... 4 Remove the carriage unit See section 4 2 5 5 Remove 2 gold screws CBS 3x8 and 2 rear hooks and remove the shield board for the main board 6 Remove 2 gold screws CBS 3x4 fixing the CR motor unit and slide the CR motor unit into the inside of the scanner body Figure 4 20 Shield Board Removal Figure 4 21 CR Motor Unit Removal 1 C B S M 3 x 5 S h i e l d B o a r d f o r M a i n B o a r d F o o k s ...

Page 48: ... unit 8 Remove the timing belt from the CR motor unit 1 Remove E shaped ring 2 Remove transmission gear 3 Remove the timing belt from the driven pulley Figure 4 22 CR Motor Unit Removal 2 Figure 4 23 Timing Belt Removal C o n n e c t o r l o c k t y p e C a r r i a g e M o t o r U n i t T i m i n g B e l t E R i n g T r a n s m i s s i o n G e a r ...

Page 49: ...ge lock See Section 4 2 1 2 Remove the document cover See Section 4 2 2 3 Remove the upper cover See Section 4 2 3 4 Move the carriage unit until the shield board of the main board can be seen 5 After removing 2 gold screws CBS 3x5 and 2 rear hooks securing the shield board for the main board remove that shield board Figure 4 24 Main Board Removal 1 C B S M 3 x 5 C a r r i a g e U n i t S h i e l ...

Page 50: ...se carriage FFC connector and power unit connector lock type push and release 8 Lift up the front part of the main board pulling it toward you and remove the connector from the scanner body Then remove the main board Figure 4 25 Main Board Removal 2 Figure 4 26 Remove the Main Board 3 Figure 4 27 Main Board C P M 2 5 x 6 C P M 3 x 5 C R M o t o r C o n n e c t o r C a r r i a g e F F C C o n n e c...

Page 51: ...board for the panel board 5 Remove the panel board from the scanner body 6 Disconnect the connector lock type pull and release of the panel board from the power unit then remove the panel board Figure 4 28 Panel Board Removal 1 Figure 4 29 Panel Board Removal C A U T I O N In the next steps move the carriage back and forth slowly by hand according to your necessity C B S M 3 x 5 S h i e l d B o a ...

Page 52: ...gold screw CBS 3x5 and the shield board of the panel board See figure 4 28 5 Remove the cable of the panel board from the power board connector lock type Pull and release See figure 4 29 6 Remove AC cable connector lock type Pick and release from the power board Figure 4 30 Power Board Removal C A U T I O N In the next steps move the carriage back and forth slowly by hand according to your necessi...

Page 53: ...ve the shield board toward inside of the body 8 Disconnect the connector lock type push and release and remove 5 gold screws CBS 3x4 and power board from the shield board Figure 4 31 Power Board Removal 1 Figure 4 32 Power Board Removal 2 Figure 4 33 Power Board C B S M 3 x 4 S h i e l d B o a r d C B S M 3 x 4 C B S M 3 x 4 C o n n e c t o r ...

Page 54: ... ADJUSTMENT ...

Page 55: ...5 Adjustment Rev A 48 This scanner requires no adjustment for any service such as disassembling and assembling the scanner including part replacement is provided within the specification in Chapter 4 Disassembly and Assembly ...

Page 56: ... MAINTENANCE ...

Page 57: ... If trace is left wipe it off well with a dry clean cloth again 6 1 2 Lubrication When the carriage unit needs to be replaced or the operation sound of the carriage movement becomes noisy it is necessary to apply lubrication Following tables show the recommended grease type and lubrication points Table 6 1 Recommended Grease Note E means exclusive product for EPSON Not available on the market Tabl...

Page 58: ...EPSON GT 7000 Chapter 6 Maintenance Rev A 51 Figure 6 1 Lubrication Points G 2 6 G 2 6 ...

Page 59: ... APPENDIX ...

Page 60: ...A I N C N 1 0 1 P o w e r S u p p l y B o a r d 1 2 p i n C N 4 5 p i n C N 1 0 2 A C P l u g 2 p i n C N 1 P a n e l B o a r d 4 p i n C N 6 C N 1 8 p i n C N 2 5 0 p i n C N 3 5 0 p i n O p t i o n T P U A D F S C S I S C S I C R M o t o r B 0 7 1 I S N S C N 1 C N 2 2 p i n I n v e r t e r B o a r d 2 p i n C N 2 L a m p C N 5 C N 1 1 8 p i n B 0 7 1 M A I N B C N 1 0 1 P o w e r S u p p l y B ...

Page 61: ...N101 To Control Board 12 7 4 CN102 To Panel Board 5 7 8 CCD Board B0A1 ISN CN1 To Control Board 18 7 5 CN2 To Inverter Board 2 7 9 Inverter Board CN1 To CCD Board 2 7 9 CN2 To Lamp 4 7 10 Connector Description Pin Table to refer Control Board B071 MAIN B CN1 Connector for option TPU Transparency Unit 8 7 3 CN4 To power supply Board 12 7 4 CN5 To CCD Board 18 7 5 CN4 To CR Motor 4 7 6 CN6 USB Conne...

Page 62: ...ard CN6 Pin No Signal I O 1 5V O 2 5 GND 3 24V O 4 LCD O 5 SCK O 6 RXD I 7 TXD O Pin No Signal I O 1 OP LED O 2 ERR LED O 3 PW SW I 4 5 24V I 6 7 11 12 GND 8 9 5V I 10 12V I Pin No Signal I O 1 GND 2 B I 4 R I 6 G I 8 B SH O 9 R SH O 10 G SH O 11 SH O 12 12V O 13 F1X O 14 F2X O 15 RS O 16 5V O 17 24V O Pin No Signal I O 1 BX O 2 AX O 3 B O 4 A O ...

Page 63: ...1 24V O 2 GND I Pin No Signal I O 1 LAMP O 2 3 4 LAMP O Number Parts Name 100 Frame Base 101 Housing Assembly Upper ASP 102 Nob Fixing Carriage 103 Mat Cover Document 104 Cover Document 105 Cover Main Board 106 Key Top Function Switch 107 Compression Spring 1 32 108 Housing Assembly Panel 109 Key Top Power Switch 110 Lever Fixing Carriage 112 Sheet Power Supply Board 113 Timing Belt 114 Pulley Dri...

Page 64: ...sembly CR 147 Cross recessed Binding S tite Screw 150 Carriage Assembly 151 Carriage Guide Shft Holder 152 Board Assembly Inverter 153 Lamp Assembly 154 Cover Carriage 155 Clamp Ferrite Core 156 Ferrite Core Number Parts Name 157 Double side tape 28x10 158 Cross recessed Cup P tite 3x8 F ZB 159 Harness 160 Harness 180 Label Carriage Lock 181 Label Color Mark 200 Board Assembly Main 300 Board Assem...

Page 65: ...0 See P 2 126 127 124 127 126 127 127 127 for 100V 331 401except Japan WINS 148 F 146 117 145 133 145 119 114 115 116 144 119 123 145 120 115 144 121 134 113 118 141 137 150 138 139 145 135 141 136 132 141 141 105 200 131 130 145 145 128 145 300 112 140 140 145 125 124 100 124 124 129 142 143 104 122 103 106 107 108 102 109 181 for Japan 110 101 147 147 180 182 for EAI 183 for RUSSIA ...

Page 66: ...SON GT 7000 Chapter 7 Appendix Rev A 59 Figure 7 4 Exploded Diagram 2 153 158 159 I 158 152 NOT ASP 151 155 156 157 158 154 160 151 EXPLODED DIAGRAM FOR GT 7000 GT 7000PHOTO PERFECTION 636U 2 Rev 01 10010 ...

Page 67: ...ndix Rev B 60 Figure 7 5 Exploded Diagram for TPU 803 EXPLODED DIAGRAM FOR GT 7000 OPTION B813132 B813133 1 1 808 B 814 B A 807 800 801 802 A 809 809 805 806 811 811 811 816 for EAI 804 815 810 809 810 809 813 813 812 REV 01 10011 ...

Page 68: ......

Page 69: ......

Page 70: ... Sheet through Paper supply Face up load Paper out Face down eject Separate paper way Friction by roller Paper setting quantities 20 pcs at 55g m2 paper Maximum total thickness is less than 4mm Original point Opposite side against Scanner original point Scanning area Scanning through a Transparency sheet Document setting position Set the left side of Document to the left side of ADF s paper settin...

Page 71: ...or ripped The document which has curled and folded 7 3 2 4 Electrical Specification Rated input Voltage DC 24V 10 DC 5V 5 Rated input Current 24V 0 8A 5V 0 2A 7 3 2 5 Environmental Conditions Temperature Operating 10 32 C Storage 20 60 C Humidity Operating 20 80 no condensation Storage 20 85 no condensation 7 3 2 6 Reliability Load Eject MCBF 20000 sheets Transparency film MCBF 10000 sheets MCBF 1...

Page 72: ...9 336 EEC EN55022 Class B EN 50082 1 IEC 801 2 IEC 801 3 IEC 801 4 EPA Energy Star Program 7 3 2 9 Resistance to electric noise Static electrocity Casing 10kV Metal 7kV 150pF 150 Ohm 7 3 2 10 Physical Dimensions and Weight Dimensions 319 W x 451 D x 137 H mm Weight Approx 2 2Kg Figure 7 7 Physical Dimensions ...

Page 73: ... shape 8 pin DIN connector Male Figure 7 8 Connector Shape Pin Assignment Table 7 14 Pin Assignment Pin No Signal I O Discription 1 5V PWR 2 GND PWR 3 24V PWR 4 LOD IN Serial data latch 5 GND PWR 6 SO OUT Serial out data 7 SI IN Serial in data 8 SCK IN Serial clock I F ...

Page 74: ... 1 Remove the tray 2 Flip over the ADF so that you can see the bottom of the ADF Remove 2 screws silver P tite M3x6 securing the cover for B81314 main board Figure 7 9 2 Screws on the back of ADF 3 Disconnect 5 cables from B81314 Main board and remove 5 screws gold P tite 4 Remove B81314 main board Figure 7 10 Removing B81314 Board 1 Figure 7 11 Removing B81314 Board 2 Remove 2 screws 10070001 Pul...

Page 75: ... a guide bar Also diengage right and left connections and remove the cover from ADF Figure 7 12 Guide Removal 3 Open the ASF release lever 4 Remove 2 screws gold P tite and 2 metal parts Figure 7 13 Removing Screws Open the cover and remove guide bar black 10070004 ASF release lever Open Remove 2 screws and 2 metal parts 10070005 ...

Page 76: ...ve the cover Figure 7 14 Removing a cover Figure 7 15 Bottom of ADF 2 Flip over the ADF again Remove 4 screws gold P tite washer and remove Motor Solenoid Assembly Figure 7 16 Motor Solenoid Assembly See the figure on the next page Remove 2 screws 10070006 Remove 2 screws 10070009 C A U T I O N Since one of the screws is used as a stopper at the slide gear part be careful when removing the screw b...

Page 77: ...ear Frame 1 Release the lock of 2 shaft supports white plastic parts and remove 2 screws Figure 7 19 Removing a roller 1 2 Remove the front roller shaft front Figure 7 20 Removing a roller 2 Remove 3 screws One Screw 10070011 These parts are installed at the shaft in this order 10070012 Remove 2 screws Release the lock of shaft support 10070014 Remove the roller shaft 10070015 ...

Page 78: ...ase the lock of the shaft supports at right and left and remove the roller shaft rear Figure 7 22 Removing a white standard board 2 Figure 7 23 Removing the roller shaft White standard board Slide the white standard board to this direction strongly and release the hook Insert driver into this gap and push 10070016 Release the lock of shaft supports Removed white standard board 10070017 Remove the ...

Page 79: ...he PF roller shaft 7 Remove 4 screws gold P tite When you removing one screw located next to the release lever push the release lever to the arrowed direction After removing screws remove the black plastic frame Figure 7 25 Removing a black plastic board Remove 3 screws Remove one metal part Remove 4 gears Remove this gear 10070012 Remove 4 screws Move the lever to this direction Remove this black...

Page 80: ...gold P tite with washer shown in the figure7 19 have not been removed yet remove them Move the paper edge guide to the arrowed direction in the Figure7 26 2 Separate ASF Assembly and frame part Figure 7 26 Disassembly of ASF and Frame 1 Figure 7 27 Disassembly of ASF and Frame 2 Remove one screw 10070021 ASF Assembly Frame Part 10070022 ...

Page 81: ...ter 7 Appendix Rev C 73 3 Remove the actuator and PE board assembly Figure 7 28 Removing PE Board Assembly and Actuator 1 Figure 7 29 Removing PE Board Assembly and Actuator 2 10070023 PE Board Assembly Actuator 10070024 ...

Page 82: ...dix Rev C 74 7 4 4 ASF Disassembly Since the procedures of ASF disassembly for GT 7000 are same as those of Stylus Color 400 Stylus Color 600 and Stylus Photo refer to one of those service manuals Figure 7 30 ASF Assembly 10070025 ...

Page 83: ...Compression Spring 3 91 1 23 Roller Driven PF 1 24 Shaft Roller PF 1 25 Pressing Board PF 1 26 Paper Guide PF 1 27 Paper Guide LD Number Name 1 28 Cover Top 1 29 Harness ASF 1 30 Clamp Cable 3 1 31 Harness 1 32 Bind P Tite Sems W 1 3x8 F Zn 1 33 Bind P Tite Sems W 2 3x10 F Zn 1 34 Bind P Tite 4x12 F Zn 1 35 Bind P Tite 3x10 F Ni 1 36 Board Assembly Main 2 01 Frame ASF 2 02 Hopper 2 03 Edge Guide 2...

Page 84: ... 24 Bind B Tite Sems W2 2 9 x 12 F 3 25 4 5X0 5X8 L Na 3 26 Bind Sems W2 3x8 F Zn 4 01 Base White 4 02 Sheet White Number Name 4 03 Shaft Release 4 04 Anti Static Brush 4 05 Papper Guide Main 4 06 Housing 4 07 Lever PE Rear 4 08 Torsion Spring 0 22 4 09 Roller Guide 4 10 Board Assembly PE 4 11 Mounting Plate Rear L 4 12 Clip 4 13 Mounting Plate Rear R 4 14 Roller Assembly PF 4 15 Roller Assembly E...

Page 85: ...ble 7 19 Parts List 7 6 ADF Exploded Diagram Following pages show exploded diagram of ADF Number Name 5 08 Compression Spring 1 66 5 09 Holder Sheet Paper Feed 5 10 Sheet PF 5 11 Bush Fasten Shaft Left 5 12 Lever Hopper Release 5 13 Wheel Sensor ...

Page 86: ...7000 OPTION B813141 ADF 1 5 Rev 01 10012 E M B N I J O L N O M 1 27 1 26 1 25 1 22 1 23 1 24 1 22 1 22 1 22 1 20 1 20 1 20 1 21 1 16 1 15 1 13 1 14 1 30 1 31 1 15 1 16 1 10 1 09 1 08 1 12 1 13 1 05 1 06 1 04 1 11 1 17 1 18 1 07 1 03 1 02 1 29 1 23 1 24 1 23 1 24 1 23 1 24 1 19 1 19 1 19 1 01 1 02 1 35 1 32 1 33 1 33 1 34 1 34 1 32 1 33 1 33 1 36 ...

Page 87: ...C 79 Figure 7 32 ADF Exploded Diagram 2 2 20 EXPLODED DIAGRAM FOR GT 7000 OPTION B813141 ADF 2 5 Rev 01 10012 C E A B A D 2 07 2 06 2 09 2 08 2 07 2 06 2 04 2 05 2 03 2 02 2 04 2 12 2 13 2 11 2 17 2 16 2 14 2 15 2 10 2 01 2 18 2 19 P 2 21 ...

Page 88: ... 3 3 22 3 23 3 26 3 25 3 21 3 20 EXPLODED DIAGRAM FOR GT 7000 OPTION B813141 ADF 3 5 Rev 01 10012 J K I H H F G 3 17 3 16 3 05 3 05 3 16 3 07 3 06 3 04 3 07 3 18 3 11 3 12 3 08 3 10 3 09 3 12 3 13 3 12 3 11 3 15 3 14 3 01 3 05 3 16 3 03 3 02 3 24 3 22 3 24 3 20 3 25 3 20 3 24 ...

Page 89: ... 7 34 ADF Exploded Diagram 4 4 23 4 24 4 23 4 21 4 21 4 22 4 23 EXPLODED DIAGRAM FOR GT 7000 OPTION B813141 ADF 4 5 K 4 01 L F G D 4 02 4 17 4 18 4 04 4 03 4 19 4 20 4 16 4 14 4 12 4 15 4 06 4 13 4 07 4 08 4 09 4 12 4 09 4 10 4 11 4 16 4 05 4 22 4 24 ...

Page 90: ...0 Chapter 7 Appendix Rev C 82 Figure 7 35 ADF Exploded Diagram 5 C EXPLODED DIAGRAM FOR GT 7000 OPTION B813141 ADF 5 5 Rev 01 10012 5 15 5 14 5 01 5 10 5 09 5 08 5 05 5 03 5 07 5 10 5 09 5 08 5 06 5 04 5 02 P 5 13 ...

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Epson GT-7000 Photo, Service Manual

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