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EH-TW3500/4500/5500

Troubleshooting

CONFIDENTIAL

SEIKO EPSON

Revision A

Fan error

MA Board

Elements for temperature control on
MA Board are broken.

If the error continues after carrying out the remedies
above, replace the Optical Engine and MAB set
because they are broken.

•

"3.3.8 Removing the MA Board
(assembly) (p68)"

•

"3.3.9 Removing the Optical
Engine (assembly) (p75)"

Error code/error name

Faulty part/part name

Cause

Remedy

Reference

MA Board

Optical Engine

Содержание DREAMIO EH-TW2900

Страница 1: ...EH TW2900 3500 4400 4500 5500 Multimedia Projector SERVICE MANUAL CONFIDENTIAL ...

Страница 2: ...s manual the parts and mechanism may be subject to change for improvement of their performance Therefore note that the descriptions given in this manual may not coincide with the actual machine Other company or product names used herein are for identification purpose only and may be trademarks or registered trademarks of their respective owners EPSON disclaims any and all rights in those marks Gen...

Страница 3: ...perienced repair technicians and attention should be given to the precautions on the preceding page Manual Configuration CHAPTER 1 PRODUCT DESCRIPTIONS Provides a general overview and specifications of the product CHAPTER 2 TROUBLESHOOTING Describes the step by step procedures for the troubleshooting CHAPTER 3 DISASSEMBLY ASSEMBLY Describes the step by step procedures for disassembling and assembl...

Страница 4: ... Category Symbol Meaning Danger Indicates an extremely hazardous operation which if ignored or operated incorrectly could result in serious or fatal personal injury Warning Indicates a potentially hazardous operation which if ignored or operated incorrectly could result in serious or fatal personal injury Caution Indicates a potentially hazardous operation which if ignored or operated incorrectly ...

Страница 5: ... after completed the cooling down operation and may cause a burn injury Therefore leave the unit until it becomes cool enough before performing maintenance work Never let the safety devices mounted in this product inactivated for any reason whatsoever Never modify the safety devices or replace them with the ones that are not designated for any reason whatsoever Such actions may cause a fire or ser...

Страница 6: ...eplacing the circuit component such as a board or the optical engine be sure to get in contact with the anti static case containing the new one to the metal part of this product before taking it out When performing the repair maintenance work be sure to use the specified tools and follow the instructions that are specified in the documents service manual etc concerning to this product When carryin...

Страница 7: ...ISTORY After first release of this manual the parts and mechanism may be subject to change for improvement of their performance and the manual may be revised Be sure to always keep this manual up to date Revision Date Page of change Detail of change A 2009 8 27 all First Release ...

Страница 8: ...rd 50 3 2 Flowchart 51 3 3 Disassembly 54 3 3 1 Air Filter Assembly 54 3 3 2 Lamp 55 3 3 3 Front Foot 56 3 3 4 Side Case L Side Case R 57 3 3 4 1 SW2 Board 58 3 3 5 Removing the Upper Case assembly 59 3 3 5 1 SW1 Board 62 3 3 6 RCF Board RCR Board 63 3 3 7 Removing the EX Fan assembly 65 3 3 7 1 EX Fan 66 3 3 7 2 PS Fan 67 3 3 8 Removing the MA Board assembly 68 3 3 8 1 IF Case 71 3 3 8 2 MA Board...

Страница 9: ...CONFIDENTIAL C H A P T E R 1 PRODUCTDESCRIPTION ...

Страница 10: ...egorized into two group according to the mechanical differences and named generally as shown below EAI EMD ASIA EH TW4500 5500 PowerLite Pro Cinema 9500UB EH TW5500 EH TW5500 PowerLite Home Cinema 8500UB EH TW4500 EH TW4400 EH TW3500 PowerLite Pro Cinema 9100 PowerLite Home Cinema 8100 EH TW3500 EH TW3500 EH TW2900 Destination Notation ...

Страница 11: ...on screen for WXGA 16 9 Flexible Setup Configuration Vertical and horizontal lens shift Selectable color mode optimized for the users viewing environment and various advanced image quality adjustment functions Cinema Filter Auto Iris Enhanced security functions Operation Lock Equipped with anti theft devices Security slot HDMI terminals Direct Power On Size Dimensions 360 mm D x 450 mm W x 136 mm ...

Страница 12: ...rojection Lens Focus Type Manual focus Zoom Type Manual zoom Ratio 1 0 2 1 Lamp Type UHE E TORL Power consumption 200 W Life Normal 4000 H Eco 4000 H Brightness Normal mode Color mode Dynamic Zoom Wide 1800 lm 1600 lm Sound output N A HDMI terminal Ver 1 3a x 2 Operating Temperature Temperature 5 C to 35 C 41 F to 95 F Humidity 20 to 80 Thermal shut down 45 C and over Operating Altitude Normal 0 m...

Страница 13: ...rmal 269 W 284 W Eco 222 W 236 W Standby 0 4 W Rated Voltage Current 100 240 V AC 50 60 Hz 3 2 1 4 A 100 240 V AC 50 60 Hz 3 3 1 5 A Size Excluding feet and Projection Lens Unit mm 360 D x 450 W x 136 H Maximum Dimension 360 D x 450 W x 145 H Weight Approx 16 1 lbs 7 3 kg Approx 16 5 lbs 7 5 kg Fan noise High Brightness mode 30 dB 30 dB TBD Low Brightness mode 22 dB 22 dB TBD Model EH TW3500 EH TW...

Страница 14: ...ription CONFIDENTIAL SEIKO EPSON 14 Revision A 1 4 External Dimensions 65 9 73 53 28 12 7 31 50 129 175 131 37 9 4 5 29 9 19 173 4 250 33 57 5 136 51 6 56 9 75 150 450 29 7 359 9 129 8 295 45 148 7 191 2 185 3 160 60 300 346 8 Unit mm ...

Страница 15: ...duct Description CONFIDENTIAL SEIKO EPSON 15 Revision A 2 6 2 9 2 1 1 1 0 5 1 2 2 0 5 08 6 9 5 2 1 49 0 2 1 18 0 7 6 83 9 8 1 3 2 3 5 4 2 03 2 24 3 0 5 9 17 7 1 2 14 2 5 11 11 6 1 8 5 6 7 53 7 30 6 3 2 4 11 8 13 65 Unit inch ...

Страница 16: ...CONFIDENTIAL C H A P T E R 2 TROUBLESHOOTING ...

Страница 17: ...ion Other Projection screen 1 To project image on Host computer 1 To output audio and video data to the projector To check the component video input PC cable 1 Video equipment 1 To output audio and video data to the projector To check the HDMI composite video S Video input Audio and Video cables HDMI Composite S Video and each audio 1 each Multi meter 1 To measure resistance values and voltages AC...

Страница 18: ...emoved Projection Lens Does Focus Ring work smoothly Does Zoom Ring work smoothly Any dirt scratches on the projection lens Horizontal Lens Adjustment Dial Does each lens adjustment dial work smoothly Vertical Lens Adjustment Dial Lower Case Any damage deformation cracking due to external forces Any foreign object dirt on the filter cover or the vents Any foreign object dirt on IR receivers Foot D...

Страница 19: ...tus Error Problem Error Status Internal Error Abnormality is detected from the elements on MA Board Internal Error RAM Fan Error Sensor Error Abnormality is detected from a fan Abnormality is detected from a sensor Auto Iris Error Abnormality is detected from Auto Iris Cinema Filter Error Abnormality is detected from CF Motor Abnormality is detected from CF Frame Abnormality is detected from CF Sw...

Страница 20: ...ments on a circuit board Sub System Communication Error LED Status Error Problem Error Status Red Orange Red Red LED Status Cause Status Check point High Temp Warning This is not an abnormality However if the temperature rises too high again projection stops automatically Check that the air filter and air exhaust vent are clear and that the projector is not positioned against a wall If the air fil...

Страница 21: ...rror name Remedy Reference Internal Error 1 RO ROM Error 1 Disconnect AC cable once and reconnect it then turn the power back on 2 If the same error occurs connect the PC to the projector and check the error code on the AS Menu then carry out the remedy referring to the reference on the right column Troubleshooting from the Error Code on Electric Circuit Errors p31 II I2C Error ID DR Error Interna...

Страница 22: ...erheating TH High Temp Error 1 Check the Air Filter s condition dirt accumulation clogging When clogging or the like is found clean replace the filter 2 If the same error occurs after turning the power on connect the PC to the projector and check the error code on the AS Menu then carry out the remedy referring to the reference 2 on the right column 1 3 3 1 Air Filter Assembly p54 2 Troubleshootin...

Страница 23: ...e Lamp status whether the lamp is broken damaged Take out and check the lamp for damage If the lamp is not cracked Re fit the lamp and turn on the power If the error continues replace the lamp with a new one If the lamp is broken damaged replace it with a new one Air Filter s condition dirt accumulation clogging When clogging or the like is found clean or replace the filter When using the projecto...

Страница 24: ...rror Log window to check the error code and locate its remedy from the table below and carry out its Figure 2 3 Flowchart of Troubleshooting If the projection does not start for some reasons connect PC to the service terminal so as to display the AS menu and check the code To display the AS Menu see the following 4 1 AS After Service Menu p102 START Check the Error Code from AS menu Locate the def...

Страница 25: ... Burnt Out Error Lamp Lamp is broken Replace the Lamp 3 3 2 Lamp p55 Air Filter Air Filter is clogging Clean the Air Filter Replace it if not improved 3 3 1 Air Filter Assembly p54 PS Ballast PS Ballast is broken Replace the PS Ballast 3 3 15 PS Ballast p92 Safety Switch AC Cable Safety Switch on the AC Cable is broken Replace the AC Cable 3 3 17 AC Cable p94 Lamp PS Ballast Safety Switch Air Filt...

Страница 26: ...occurs Replace the Lamp 3 3 2 Lamp p55 Lamp is broken PS Ballast PS Ballast is broken Replace the PS Ballast 3 3 15 PS Ballast p92 Safety Switch AC Cable Safety Switch on the AC Cable is broken Replace the AC Cable 3 3 17 AC Cable p94 Error code error name Faulty part part name Cause Remedy Reference Lamp PS Ballast Safety Switch ...

Страница 27: ...rd PS Ballast TH Board is broken Replace the PS Ballast 3 3 15 PS Ballast p92 TH Board 1 TH Board 2 TH Board is broken Replace the broken TH Board 3 3 12 TH Board 1 p89 3 3 14 TH Board 2 p91 Cable C170 Cable TH Cable is not connected properly Connect the cable correctly Cable is broken Replace the broken cable EX Fan assembly Lower Case Vent s status becomes worse dirt accumulation clogging deform...

Страница 28: ...mbly p65 3 3 11 INT Fan assembly p85 3 3 7 2 PS Fan p67 3 3 10 Lamp Fan p83 Cable is broken Replace the fan with a broken cable Blade is broken Replace the fan with a broken blade Revolutions of the fan becomes abnormal Replace the abnormal fan Accumulation of dust occurs on a fan Clean the fan of accumulated dust Error code error name Faulty part part name Cause Remedy Reference EX Fan INT Fans L...

Страница 29: ...ol on MA Board are broken If the error continues after carrying out the remedies above replace the Optical Engine and MAB set because they are broken 3 3 8 Removing the MA Board assembly p68 3 3 9 Removing the Optical Engine assembly p75 Error code error name Faulty part part name Cause Remedy Reference MA Board Optical Engine ...

Страница 30: ...3 12 TH Board 1 p89 3 3 14 TH Board 2 p91 Cable C170 Cable TH Cable is not connected properly Connect the cable correctly MA Board Elements for temperature control on MA Board are broken If the error continues after carrying out the remedies above replace the Optical Engine and MAB set because they are broken 3 3 8 Removing the MA Board assembly p68 3 3 9 Removing the Optical Engine assembly p75 E...

Страница 31: ...s broken Flash ROM becomes abnormal II Internal error I2C Input AC power supply Instability of the input AC Power Supply an external factor If not appropriate request the improvement Environment Temperature of the customer s operating environment Access timing error occurs in a low temperature environment Y43series If not appropriate request the improvement ID Internal error DR Status MA Board MA ...

Страница 32: ...roubleshooting CONFIDENTIAL SEIKO EPSON 32 Revision A Error code error name Faulty part part name Cause Remedy Reference AI Auto Iris Error Auto Iris Auto Iris is broken Replace the Auto Iris 3 3 9 2 Auto Iris p79 Auto Iris ...

Страница 33: ...ce CF Cinema Filter Error CF Frame The gears of CF Motor and the CF Frame are not engaged correctly Install the CF Frame correctly 3 3 9 3 CF Frame p80 CF Frame is broken Replace the CF Frame CF Switch CF Switch is broken Replace the CF Switch CF Motor CF Motor is broken Replace the CF Motor 3 3 9 4 CF Motor p82 CF Switch CF Motor CF Frame ...

Страница 34: ...PC Cable is not connected correctly Connect the cable to the MA Board and the SW Board correctly 3 3 8 Removing the MA Board assembly p68 3 3 5 1 SW1 Board p62 SW1 Board SW1 Board is broken Replace the SW1 Board PS Ballast PS Ballast is broken Replace the PS Ballast 3 3 15 PS Ballast p92 Lamp Cover Lamp Cover is not installed correctly Install the Lamp Cover correctly 3 3 2 Lamp p55 LC Switch AC C...

Страница 35: ...broken Replace the Optical Engine and MAB set 3 3 8 Removing the MA Board assembly p68 3 3 9 Removing the Optical Engine assembly p75 Focus cannot be adjusted Focus Ring Focus Ring is broken Replace the Focus Ring 3 3 9 1 Focus Ring Zoom Ring p78 Optical Engine Projection Lens is broken Replace the Optical Engine and MAB set 3 3 9 Removing the Optical Engine assembly p75 Zooming cannot be made Zoo...

Страница 36: ...ect the FPC of L V B to the MA Board correctly Black part of image is bluish cyan like color EH TW4500 5500 Optical Engine FPC for L V R is not connected properly Connect the FPC of L V R to the DR Board correctly 3 3 8 3 DR Board EH TW4500 5500 series only p73 3 3 9 Removing the Optical Engine assembly p75 Black part of image is pinkish magenta like color EH TW4500 5500 FPC for L V G is not conne...

Страница 37: ...ved 3 3 5 Removing the Upper Case assembly p59 3 3 16 Removing the Lower Case p93 RCF Board RCR Board RC Board is broken Replace the RC Board 3 3 6 RCF Board RCR Board p63 RC Cable Cable is not connected properly Connect the RC cables to the MA Board and the RC Boards correctly Cable is broken Replace the cable MA Board Elements for remote control on MA Board are broken If the error continues afte...

Страница 38: ...3 4 1 SW2 Board p58 MA Board Elements for operation control on MA Board are broken If the error continues after carrying out the remedies above replace the Optical Engine and MAB set because they are broken 3 3 8 Removing the MA Board assembly p68 3 3 9 Removing the Optical Engine assembly p75 Error Status Faulty part part name Cause Remedy Reference SW1 Board MA Board SW2 Board Optical Engine ...

Страница 39: ...part name Cause Remedy Reference Smoke Abnormal odor Lamp Burn on dust from heat Clean the area around Lamp to remove dust or the like 3 3 2 Lamp p55 Cables Burn on cables from heat If burn on cables occurs replace them with new ones PS Ballast Burn on a circuit board from heat Replace the PS Ballast 3 3 15 PS Ballast p92 Lamp PS Ballast ...

Страница 40: ...last vibrates abnormally INT Fan EX Fan Lamp Fan PS Fan Foreign material sticks on a fan Clean the fan to remove foreign material 3 3 7 Removing the EX Fan assembly p65 3 3 11 INT Fan assembly p85 3 3 7 2 PS Fan p67 3 3 10 Lamp Fan p83 Fan is contacting other parts Check if a fan contacts other parts In such a case correct its installation Fan s impeller is broken Replace the broken fan with a new...

Страница 41: ...tors are securely connected If there is a disconnection or a loose connection connect it correctly Figure 2 4 Connector layout of the MA Board EH TW3500 Figure 2 5 Connector layout of the MA Board DR Board EH TW4500 5500 CN2500 CN1504 CN2200 CN1300 CN1304 CN1507 CN1308 CN1505 CN1503 CN1303 CN1301 CN1701 CN1703 CN1702 CN1306 CN1501 CN1305 CN1302 CN2700 CN4000 CN1700 CN1901 CN1700 CN1708 CN1905 CN17...

Страница 42: ...nce the main power is turned off See Trouble Shooting on Lamp Errors p23 CN1503 CN1904 SW1 Board When the AC cable is connected the power LED lights blue But the power button does not work The power cannot be turned on See Troubleshooting at Power ON p34 CN1507 CN1905 SW2 Board When the AC cable is connected the power LED lights blue But the Menu button Esc button Enter Line Menu button button do ...

Страница 43: ...the projector and contact the service office When pressing the power button again the projector changes to the error mode with the Lamp LED and the Temperature LED blinking red The power turns off automatically after a certain period The LED Indicator s warning display can be turned off once the main power is turned off See Troubleshooting from the Error Code on Electric Circuit Errors p31 CN1703 ...

Страница 44: ...ontroller carry out the check below following the instructions See Trouble Shooting on Operation Abnormality p37 Procedure Check item 1 Connect the power cable and turn on the Main Switch Does Power LED light blue 2 Press Power button on the projector Does Power LED flash blue then light blue Does Lamp illuminate Procedure Check item 1 Press Power button on the projector to turn it on Does Power b...

Страница 45: ...projected after the lamp lit Is No Signal message displayed on screen Does closing opening the Shutter turn on off the image 2 Press Power button to turn the power ON 3 Adjust the projected image position up or down with the vertical lens adjustment dial 4 Adjust the projected image position to the right or to the left with the horizontal lens adjustment dial 5 Adjust the focus with Focus Ring 6 A...

Страница 46: ...CONFIDENTIAL C H A P T E R 3 DISASSEMBLYANDASSEMBLY ...

Страница 47: ...ration and shocks so handle it with care The speaker unit contains a permanent magnet so keep it away from any storage media such as floppy disks and magnetic cards Be careful not to drop a metal part such as a screw a washer or a clip into the inside of the product If such cases should occur accidentally never turn on the power supply until all the dropped parts are found and removed When carryin...

Страница 48: ...es such as metal plate or the like To protect sensitive circuitry follow the instructions below When disassembling or reassembling be sure to wear static discharge equipment such as an anti static wrist strap and a mat When replacing the circuit component such as a board or the optical engine be sure to contact the anti static case containing the new one to the metal part of this product before ta...

Страница 49: ...r use for disassembly reassembly and adjustment Note 1 q s Sufficient quantity Standard Operation Time The total time to disassemble reassemble the target part following the shortest procedure Shortest Procedure The shortest way to remove the target part Table 3 1 List of Tools Tool Name Qt Application Phillips screwdriver No 0 8cm 1 Disassembling the focus ring and the zoom ring Phillips screwdri...

Страница 50: ...here are also unique differences in each optical system mechanism such as in the light valves In order to obtain the optimum display it is necessary to eliminate these differences in electrical and mechanical characteristics as well as to make mechanical adjustments The various correction values are set at the time of shipment from the factory and are stored in ROM on the MA Board Do not replace e...

Страница 51: ...erence Part Names given in the SPI p 99 for the corresponding official names The parts in yellow are target parts in their category They are explained in details in the corresponding sections so as to reach the parts in the shortest way The parts in white are those which are required to be removed to reach the parts in yellow Start 3 3 1 Air Filter Assembly p54 3 3 2 Lamp p55 3 3 5 Removing the Up...

Страница 52: ...Side Case L Side Case R p57 3 3 8 3 DR Board EH TW4500 5500 series only p73 3 3 10 Lamp Fan p83 3 3 2 Lamp p55 3 3 4 Side Case L Side Case R p57 3 3 8 3 DR Board EH TW4500 5500 series only p73 3 3 10 Lamp Fan p83 3 3 7 2 PS Fan p67 3 3 15 PS Ballast p92 Start 3 3 5 1 SW1 Board p62 3 3 4 Side Case L Side Case R p57 3 3 4 1 SW2 Board p58 3 3 5 Removing the Upper Case assembly p59 3 3 8 Removing the ...

Страница 53: ...er Case assembly p59 3 3 8 Removing the MA Board assembly p68 3 3 8 3 DR Board EH TW4500 5500 series only p73 3 3 4 Side Case L Side Case R p57 Start 3 3 11 1 INT Fan p87 3 3 7 Removing the EX Fan assembly p65 3 3 7 1 EX Fan p66 3 3 11 INT Fan assembly p85 3 1 6 Precautions for Optical Engine and MA Board p50 3 3 7 2 PS Fan p67 3 3 10 Lamp Fan p83 ...

Страница 54: ...part to be repaired The parts to be removed before the titled part are in italic with their reference pages so remove those parts referring to their pages before starting 3 3 1 Air Filter Assembly 1 Release the two hooks and remove the Air Filter Cover 2 Remove the Air Filter Assembly Figure 3 1 Standard Operation Time Min Air Filter Assembly Air Filter Cover Hooks ...

Страница 55: ...tion show in the figure below Figure 3 2 2 Loosen the two screws and remove the Lamp Figure 3 3 Standard Operation Time Min This part is designated as the Safety Device When removing replacing the part for repair be sure to refer to 3 4 Safety Check after Servicing p 96 According to the instructions in it handle the part and perform the procedure after servicing Lamp Cover IF Case Hole Lamp ...

Страница 56: ...emove the Foot Rubber from the Lower Case Figure 3 4 Standard Operation Time 1 Min Foot Rubber Lower Case Foot Holder Front Foot When attaching the Foot Rubber take care in the following instructions Do not touch the double sided tape of the new Foot Rubber or the installation part of the Front Foot with bare hands If the installation part is dirty clean the part using alcohol before attaching the...

Страница 57: ... L from the Upper Case 2 Remove the three screws 3 Disconnect the SW2 Cable from the SW2 Board and remove the Side Case R from the Upper Case Figure 3 5 Standard Operation Time 1 Min In the next step make sure not to pull away the Side Case R too far because the cables are connected to it SW2 Board Side Case L SW2 Cable Side Case R C B P TITE SCREW 4X10 F ZB 3C ...

Страница 58: ...emove the Side Case R p 57 2 Remove the four screws and remove the SW2 Board from the Side Button 3 Remove the Enter Button from the Side Case R 4 Remove the Side Button from the Side Case R Figure 3 6 Standard Operation Time 2 Min Side Button C C P TITE SCREW 3X8 F ZB 3C Enter Button Side Case R SW2 Board ...

Страница 59: ...e the two screws on the side IF Case side 5 Disconnect the SW1 Cable from the MA Board and remove the Upper Case assembly Figure 3 8 Standard Operation Time Upper Case assembly 6 Min Inner Upper Cover Lamp Latch Cover Latch Spring 8 Min Upper Case assembly Lower Case C B P TITE SCREW 4X10 F ZB 3C In the next step make sure not to pull away the Upper Case too far because the cables are connected to...

Страница 60: ... Figure 3 9 Upper Case assembly C C P TITE SCREW 3X8 F ZB 3C Inner Upper Cover Lamp Latch Cover Latch Spring Logo Plate Base EX Seal When reassembling the Lamp Latch Cover and Latch Spring follow the procedure below 1 Insert the Latch Spring into the attachment location until the spring is firmly secured into the pin 2 Place the Lamp Latch Cover on the Upper Case assembly correctly then install th...

Страница 61: ...s the Safety Device When removing replacing the part for repair be sure to refer to 3 4 Safety Check after Servicing p 96 According to the instructions in it handle the part and perform the procedure after servicing When replacing parts with caution labels attached make sure to stick the label to the replaced parts CAUTION LABEL HOT WARNING LABEL LAMP REPLACEMENT LP49 WARNING LABEL LOOK INTO THE L...

Страница 62: ... 4 Remove the four screws and remove the SW Board from the Upper Case 5 Remove the SW1 Cable from the SW1 Board 6 Remove the following parts from the Upper Case Top Button LED Lens 7 Remove the following parts from the Top Button Diffusion Plate Cushion LED Figure 3 10 Standard Operation Time 7 Min SW1 Cable Upper Case Top Button LED Lens SW1 Board C C P TITE SCREW 3X8 F ZB 3C Cushion LED Diffusio...

Страница 63: ... and remove the RCR Board from the MA Plate 6 Remove the RCR Cable from the RCR Board Figure 3 11 7 Disconnect the RCF Cable from the connector on the MA board 8 Remove the screw and remove the Decoration Plate R from the Lower Case 9 Remove the RCF Board 10 Remove the RCF Cable from the RCF Board Figure 3 12 Standard Operation Time 7 Min MA Plate RCR Cable RCR Board MA Board C C P TITE SCREW 3X8 ...

Страница 64: ...talling the RCF Board route the RCF Cable into the grooves x2 on the Lower Case shown below When installing the Decoration Plate R make sure to align the positioning holes x2 with the guide pins x2 on the Lower Case RCF Board Groove RCF Cable Positioning holes and guide pins Decoration Plate R ...

Страница 65: ... Upper Case assembly p 59 4 Disconnect the Power Unit Cable from the connector on the MA Board and disengage the two hooks of the EX Fan assembly 5 Disconnect the EX Fan Cable from the connector on the MA Board 6 Remove the four screws and remove the EX Fan assembly Figure 3 13 Standard Operation Time 8 Min EX Fan assembly C B P TITE SCREW 3X10 F ZB 3C MA Board EX Fan Cable Hooks Power Unit Cable ...

Страница 66: ... EX Duct PS from the EX Fan assembly Figure 3 14 6 Remove the two screws 7 Release the two hooks and remove the EX Fan from the Upper EX Duct 8 Remove the Decoration Plate L 9 Remove the EX Fan from the Upper EX Duct 10 Remove the EX Fan Cushion from the EX Fan Figure 3 15 Standard Operation Time 11 Min EX Fan assembly EX Duct PS EX Fan Lower EX Duct C B P TITE SCREW 3X10 F ZB 3C Upper EX Duct EX ...

Страница 67: ...embly p 59 4 Remove the four screws and remove the PS Fan Duct 5 Remove the PS Fan 6 Remove the eight LV Cushions from the PS Fan Figure 3 16 Standard Operation Time 11 Min The Sheet Intake Fan is affixed to the PS Fan Be sure to replace affix the Sheet Intake Fan when replacing the PS Fan C B P TITE SCREW 3X10 F ZB 3C C P S P1 SCREW 3X5 F ZN 3C PS Fan Duct Sheet Intake Fan LV Cushion PS Fan ...

Страница 68: ... way or slant connection it may cause short circuiting or malfunction CN2500 CN1504 CN2200 CN1300 CN1304 CN1507 CN1308 CN1505 CN1503 CN1303 CN1301 CN1701 CN1703 CN1702 CN1306 CN1501 CN1305 CN1302 CN2700 CN4000 CN1700 MA Board assembly Reference Table 3 2 Connector No and its destination EH TW3500 series CN No Destination CN No Destination CN1300 Light Valve TH CN1505 RCR Board CN1301 TH Board 2 CN...

Страница 69: ...nce Note CN1302 is located on the back of the board Table 3 3 Connector No and its destination EH TW4500 5500 series CN No Destination CN No Destination CN1302 DR Board CN1903 Ballast Assembly SCI CN1700 Light Valve TH CN1904 SW1 Board CN1701 TH Board 2 CN1901 RCF Board CN1705 Lamp Fan CN1902 RCR Board CN1707 EX Fan CN1905 SW2 Board CN1708 INT Fan CN1703 CF Motor CN1709 PS Fan CN1704 CF Switch CN1...

Страница 70: ... EH TW4500 5500 series s Case 8 Remove the four screws and remove the PS Fan Duct 9 Remove the screw and remove the PS Plate 10 Remove the eight screws and remove the MA Board assembly Figure 3 20 MA Board assembly C C SCREW 3X6 F ZN 3C C P O SCREW 4X6 F ZI PS Plate PS Fan Duct C P S P1 SCREW 3X5 F ZN 3C C B P TITE SCREW 3X10 F ZB 3C MA Board assembly PS Plate PS Fan Duct C C SCREW 3X6 F ZN 3C C P...

Страница 71: ... Side Cover L Side Cover R p 57 3 Remove the Upper Case assembly p 59 4 Remove the MA Board assembly p 68 5 Remove the four screws and remove the IF Case 6 Peel off the IF Label 7 Peel off the IF Shading Sheet Figure 3 21 Standard Operation Time 10 Min IF Label IF Shading Sheet IF Case C B SCREW 3X6 F ZB 3C C C P TITE SCREW 3X8 F ZN 3C ...

Страница 72: ...move the MA Board assembly p 68 5 Remove the 11 screws and remove the MA Board from the MA Plate 6 Remove the Gasket 1 from the MA Board 7 Remove the Gasket 2 from the MA Board EH TW4500 5500 series only Figure 3 22 Standard Operation Time 12 Min MA Board Gasket 1 MA Plate C C SCREW 3X6 F ZN 3C C B SCREW 3X6 F ZB 3C C B P TITE SCREW 3X10 F ZB 3C 1 4 40X1 4 H H F NI O SCREW Gasket 2 EH TW4500 5500 ...

Страница 73: ...rd assembly p 68 5 Remove the IF Case p 71 6 Remove the MA Board p 72 7 Disconnect all the cables from the DR Board Figure 3 23 Standard Operation Time 13 Min DR Board CN4000 CN3800 CN4200 CN5001 CN5000 CN3000 Reference Table 3 4 Connector No and its destination CN No Destination CN No Destination CN3000 MA Board CN4200 L V B of Optical Engine CN3800 L V R of Optical Engine CN5000 Auto Iris Motor ...

Страница 74: ...sion A 8 Remove the five screws and remove the DR Board Plate DR A and the Plate DR B Figure 3 24 9 Remove the screw and remove the Plate DR C from the DR Board Figure 3 25 C C SCREW 3X6 F ZN 3C DR Board Plate DR A Plate DR B Plate DR A C C SCREW 3X6 F ZN 3C Plate DR C DR Board ...

Страница 75: ...73 6 Remove the screw that secures the GND cable 1 EH TW4500 5500 series only 7 Remove the four screws and remove the Optical Engine assembly 8 Remove the screw and remove the Shade Sheet 9 Remove the Projection Lens Sheet from the Optical Engine assembly Standard Operation Time 15 Min Do not disassemble the Optical Engine more than necessary To prevent causing damage to the Optical Engine when re...

Страница 76: ... the specified components together EH TW3500 series Table 3 5 Components of Optical Engine and MAB set Part name Qt Part name SPI Optical Engine 1 OPTICAL ENGINE CF Motor 1 MOTOR CF ASSY Auto Iris 1 AUTO IRIS ASSY CF Frame 1 FRAME CF ASSY ML Fasten Spring 1 SPRING ML FASTEN TOP CF Switch 1 SW CF ASSY LG Spring 1 SPRING LG FASTEN Focus Ring 1 FOCUS RING S Zoom Ring 1 ZOOM RING Left MA Plate 1 PLATE...

Страница 77: ...RIS ASSY GND cable 1 1 CABLE GND GND cable 2 1 CABLE GND CF Frame 1 FRAME CF ASSY ML Fasten Spring 1 SPRING ML FASTEN TOP CF Switch 1 SW CF ASSY CF Plate 1 PLATE CONDUCTION CF LG Spring 1 SPRING LG FASTEN Focus Ring 1 FOCUS RING S Zoom Ring 1 ZOOM RING Left MA Plate 1 PLATE MAFASTEN LEFT Right MA Plate 1 PLATE MAFASTEN RIGHT DR Board assembly 1 PRINTED CIRCUIT BOARD ASSEMBLY DR_R1 Gasket 3 3 GASKE...

Страница 78: ...per Case assembly p 59 4 Remove the MA Board assembly p 68 5 Remove the DR Board EH TW4500 5500 series only p 73 6 Remove the Optical Engine assembly p 75 7 Remove the three screws that secure the Zoom Ring 7 Remove the three screws and remove the Focus Ring 8 Remove the Zoom Ring Figure 3 27 Standard Operation Time 16 Min Focus Ring Optical Engine assembly Zoom Ring C P B TITE SCREW 1 7X4 F NI ...

Страница 79: ...e GND cable 2 EH TW4500 5500 series only 8 Remove the three screws 9 Rotate the gear in the direction of the arrow up to the state as shown below and remove the Auto Iris Figure 3 28 Standard Operation Time 17 Min The shape of the shutter of the Auto Iris for EH TW3500 series and EH TW4500 5500 series differs Referring to the figures below make sure to confirm the shape before installing the Auto ...

Страница 80: ... Remove the Optical Engine assembly p 75 7 Remove the two screws and remove the CF Switch LG Spring and the CF Plate EH TW4500 5500 series only In EH TW4500 5500 series s case remove the GND cable 2 screwed together 8 Remove the ML Fasten Spring from the CF Switch 9 Remove the CF Frame Figure 3 29 Standard Operation Time 16 Min LG Spring CF Frame CF Switch Optical Engine assembly ML Fasten Spring ...

Страница 81: ...nd Assembly CONFIDENTIAL SEIKO EPSON 81 Revision A When installing the CF Frame make sure to align the center of the frame with the center of the CF Motor as shown below Positions to hold CF Motor Edge of the frame CF Frame Center line ...

Страница 82: ...er L Side Cover R p 57 3 Remove the Upper Case assembly p 59 4 Remove the MA Board assembly p 68 5 Remove the DR Board EH TW4500 5500 series only p 73 6 Remove the Optical Engine assembly p 75 7 Remove the two screws and remove the CF Motor Figure 3 30 Standard Operation Time 15 Min Optical Engine assembly CF Motor C B P TITE SCREW 3X10 F ZB 3C ...

Страница 83: ...ision A 3 3 10 Lamp Fan 1 Remove the Lamp p 55 2 Remove the Side Cover L Side Cover R p 57 3 Remove the Upper Case assembly p 59 4 Remove the MA Board assembly p 68 5 Remove the LC Switch from the Inner EX Duct Figure 3 31 Standard Operation Time 11 Min LC Switch Inner EX Duct ...

Страница 84: ...d remove the Lamp Fan Cover 7 Remove the Lamp Fan 8 Remove the seven LV Cushions from the Lamp Fan Figure 3 32 The Sheet Intake Fan is affixed to the Lamp Fan Be sure to replace affix the Sheet Intake Fan when replacing the Lamp Fan C B P TITE SCREW 3X10 F ZB Lamp Fan Cover LV Cushion Sheet Intake Fan Lamp Fan ...

Страница 85: ... Case assembly p 59 4 Remove the MA Board assembly p 68 5 Remove the DR Board EH TW4500 5500 series only p 73 6 Remove the Optical Engine assembly p 75 7 Peel off the heat resistant tape that secures the INT Fan cable to the MA DR Plate 8 Remove the six screws and remove the INT Fan assembly Figure 3 33 Standard Operation Time 16 Min INT Fan assembly C B P TITE SCREW 3X10 F ZB 3C MA DR Plate ...

Страница 86: ...NT Fan cable over the INT Seal C Pull out the Cable C170 and the INT Fan cable from the holes on the Upper INT Duct Route the Cable C170 and the INT Fan cable through the guide on the Upper INT Duct Cable C170 Upper INT Duct INT Fan cable Guide Hole Hole INT Seal C Secure the INT Fan cable to the MA DR Plate with heat resistant tape MA DR Plate INT Fan cable Heat resistant tape ...

Страница 87: ...A Board assembly p 68 5 Remove the DR Board EH TW4500 5500 series only p 73 6 Remove the Optical Engine assembly p 75 7 Remove the INT Fan assembly p 85 8 Remove the INT Seal B1 and INT Seal B2 from the INT Fan assembly 9 Remove the three screws and Upper INT Duct from INT Fan 10 Remove the INT Fan Figure 3 34 Standard Operation Time 17 Min INT Fan Upper INT Duct C B P TITE SCREW 3X10 F ZB 3C INT ...

Страница 88: ...INT Seal A INT Cushion Light Valve Cushion Figure 3 35 INT Fan Light Valve Cushion INT Cushion INT Seal A INT Seal A When reassembling the INT Fan do not re use the old INT Seal A or INT Cushion but make sure to use new ones When attaching the INT Seal B2 to the INT Fan assembly do not use the old one but make sure to use a new one ...

Страница 89: ...r R p 57 3 Remove the Upper Case assembly p 59 4 Remove the MA Board assembly p 68 5 Remove the DR Board EH TW4500 5500 series only p 73 6 Remove the Optical Engine assembly p 75 7 Remove the INT Fan assembly p 85 8 Remove the TH Board 1 9 Remove the Cable C170 from the TH Board 1 Figure 3 36 Standard Operation Time 17 Min TH Board 1 Cable C170 Lower INT Duct ...

Страница 90: ... the Optical Engine assembly p 75 7 Remove the Lamp Fan p 83 8 Remove the PS Fan p 67 9 Remove the three screws and remove the Fan Holder 10 Remove the Lamp Fan Duct from the Fan Holder 11 Remove the Safety Switch from the Inner EX Duct 12 Remove the screw and release Lamp Connector 13 Remove the three screws and remove the Inner EX Duct Figure 3 37 Standard Operation Time 18 Min Inner EX Duct Saf...

Страница 91: ... assembly p 68 5 Remove the EX Fan assembly p 65 6 Remove the DR Board EH TW4500 5500 series only p 73 7 Remove the Optical Engine assembly p 75 8 Remove the Lamp Fan p 83 9 Remove the PS Fan p 67 10 Remove the Inner EX Duct p 90 11 Remove the screw and remove the TH Board 2 12 Remove the Cable TH from the TH Board 2 Figure 3 38 Standard Operation Time 19 Min TH Board 2 Inner EX Duct Cable TH C C ...

Страница 92: ...75 8 Remove the Lamp Fan p 83 9 Remove the PS Fan p 67 10 Remove the Inner EX Duct p 90 11 Disconnect the AC Cable from the connector on the PS Board 12 Remove the four screws and remove the PS Ballast Figure 3 39 This part is designated as the Safety Device When removing replacing the part for repair be sure to refer to 3 4 Safety Check after Servicing p 96 According to the instructions in it han...

Страница 93: ...ve the Lamp Fan p 83 9 Remove the PS Fan p 67 10 Remove the Inner EX Duct p 90 11 Remove the PS Ballast p 92 12 Remove the INT Fan assembly p 85 13 Remove the two screws and remove the MA DR Plate 14 Remove the four screws and remove the Lower Shield 15 Remove the Gasket 4 from the Lower Shield 16 Remove the EX Seal from the Lower Case Figure 3 40 Standard Operation Time 22 Min When attaching the ...

Страница 94: ...DR Board EH TW4500 5500 series only p 73 6 Remove the Optical Engine assembly p 75 7 Remove the Lamp Fan p 83 8 Remove the PS Fan p 67 9 Remove the Inner EX Duct p 90 10 Remove the five screws and remove the AC Cable Figure 3 41 Standard Operation Time 19 Min When removing the AC Cable take care not to damage the positioning pins x4 on the Lower Case shown below AC Cable Positioning pin AC Cable C...

Страница 95: ...ke sure of the following Route the AC Cable under the shield plate So as not to cross the AC Cable and the Lamp cable route them in front and in the rear of the screw boss Lamp cable Boss Shield plate AC Cable Secure the ferrite core of the AC Cable firmly into the attachment location of the Lower Case Ferrite core ...

Страница 96: ...e parts that become unsafe if their specifications or functions are nonconforming the parts that require attention to the safety precautions of the customer the parts that are designated by the public safety regulations or the like The Safety Control Points are the processes that Safety Devices Functions are manufactured or checked the processes that require the management to maintain the workers ...

Страница 97: ... 4 Connect the crocodile clip of the black lead wire to c of the PC connector refer to Fig 3 42 5 Insert the probe of the red lead wire into a 6 Set the measure switch to LOCK and wait for one minute 7 Measure the insulation resistance between a and c 1 after one minute 8 Measure the insulation resistance between b and c 2 in the same way as for 1 Figure 3 42 Because high voltage 500 V is present ...

Страница 98: ...itch to Ω 3 Connect the black lead wire to the COM terminal 4 Connect the red lead wire to the V Ω Hz terminal 5 Check that the resistance at 1 in the diagram below is 0 5 Ω or less Figure 3 43 2 Illumination check Test conditions Input a PC or video signal to the LCP and check the illumination for about 5 minutes Judgment Projector should operate normally with no smoke or fire Display MEASURE SW ...

Страница 99: ... BOARD ASSEMBLY DR_S2 Enter Button BOTTON SW SIDE ENTER B EX Duct PS Duct Exhaust PS EX Fan FAN EXHAUST EX Fan Cushion Cushion Exhaust Fan EX Seal SEAL EX Fan Holder HOLDER FAN Fan sheet SHEET HOLDER FAN Focus Ring FOCUS RING S Foot Holder HOLDER FOOT A Foot Rubber RUBBER FOOT A Front Foot Foot A38 silver Gasket 1 GASKET 6_10_10 Gasket 2 GASKET 10_10_20 Gasket 3 GASKET 2_3_35 Gasket 4 GASKET 10_10...

Страница 100: ...SY PS Fan FAN PS PS Fan Duct DUCT PS FAN PS Plate PLATE GND PS RCF Board PRINTED CIRCUIT BOARD ASSEMBLY RCF_R1 RCF Cable CABLE C 170 RCR Board PRINTED CIRCUIT BOARD ASSEMBLY RCR_S2 RCR Cable CABLE RCR FIF Shade Sheet SHEET SHADE LENS SHIFT Side Button BOTTON SW SIDE B Names used in this Chapter Official Name given in SPI Side Case L CASE SIDE L B Side Case R CASE SIDE R B Shield Plate 7130 SHIELD ...

Страница 101: ...CONFIDENTIAL C H A P T E R 4 APPENDIX ...

Страница 102: ... projector s control panel for at least 5 seconds 2 Within 4 seconds after pressing the Menu button press the buttons in order shown below to display the AS Menu Esc Esc Right Left 4 1 2 Displaying the Pages The AS Menu consists of 2 pages You can switch the pages with the Right and Left buttons either on the projector or the remote controller The contents of each page are described next pages The...

Страница 103: ...ement 0Times 0Times Lamp ON Lamp OFF Lamp ON Lamp OFF 0Times 0Times 0Times 0Times Cool Down Completed Cool Down Completed 0Times 0Times Destination Destination XXXX XXXX Engine Type Engine Type XXXXXX XXXXXX P 0Z00023041XV111 P 0Z00023041XV111 O O R R J J 0Z1XV100 0Z1XV100 1 2 3 4 5 6 9 7 8 10 11 12 14 13 15 16 No Item No Item 1 Video source 9 High Middle Low brightness 2 Current input signal 10 L...

Страница 104: ...Down Complete Cool Down Completed 0Time 0Times Destinatio Destination XXXXXXX XXXXXXXX Engine Typ Engine Type XXXXX XXXXXX P 0Z00023041XV11 P 0Z00023041XV111 O J 0Z1XV10 0Z1XV100 R R 1 2 5 3 4 6 7 8 10 9 11 12 No Item No Item 1 Video source 7 Lamp ON OFF times 2 Current input Video signal 8 Times of Cool down completed successfully 3 Total operation time 9 Destination 4 Total lamp operation time c...

Страница 105: ...rol Data 1 5 Control Data 2 CD TOT h CD TOT h m s LOT h m s POT h m s ST m s LOT h m s POT h m s ST Error TH 00009 4657 00005 3627 00000 0223 01 Error TH 00009 4657 00005 3627 00000 0223 01 Log FN 00008 3534 00005 3404 00000 0001 02 Log FN 00008 3534 00005 3404 00000 0001 02 LC 00008 4246 00005 0516 00000 1441 01 LC 00008 4246 00005 0516 00000 1441 01 LF 00007 3451 00004 4221 00000 0000 02 LF 0000...

Страница 106: ...ermal data of each ther mistor Acquired data of TEMP of the ESC VP21 command Control data 2 Voltage of each fan Acquired data of TEMP of the ESC VP21 command Type Clearing the Lamp Information Clearing the AS Information Clearing the Log Information Operation Press Source and Up on the projec tor for 10 sec during displaying the menu Press Source and Down on the pro jector for 10 sec dur ing displ...

Страница 107: ...EH TW3500 4500 5500 Appendix CONFIDENTIAL SEIKO EPSON 107 Revision A Right button Enter button Up button Down button Source button Top control panel Side control panel ...

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