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2-3

CONFIDENTIAL

EMP-1825/EMP-1815/EMP-1810

SEIKO EPSON

Revision:C

2.2 Hardware Overview

The hardware of this projector consists of the optical block and the electrical circuit
components. The overview of the hardware and functions is shown below.

Figure 2-2.

Optical Engine

Monitor Out

Computer1

Computer2

CVBS

S-Video

Wired LAN

IS Board

TH Board

Safety
SW

RC Board

Photo
Interrupter

IS Board

L/V
Thermistor

Lamp Lid
Detection
SW

PS Ballast

Control Panel

IM Board

USB Board

Intake Fan

Intake Fan B

EX fan

Lamp Fan

P/S Fan

PBS Fan

Wireless LAN
Module

Lamp

L/V(B)
Drive Signal
(CN2100)

L/V(R)
Drive Signal
(CN1900)

L/V(G)
Drive Signal
(CN2000)

MA Board

EMP-1825/1815

EMP-1810

Summary of Contents for EMP-1815

Page 1: ...Service Manual Data Projector EMP 1825 EMP 1815 EMP 1810 ...

Page 2: ...erefore note that the descriptions given in this man ual 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 Copy right 2007 SEIKO EPSON CORPORATION Chapter 1 PRODUCT DESCRIPTIONS Provides a general overview ...

Page 3: ...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 History Date Detail of change Rev A 2006 12 27 First Release Rev B 2007 4 13 P4 17 Change in SW cable forming Rev C 2007 11 30 All pages Additional information added for EMP 1825 ...

Page 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 ...

Page 5: ...fter completed the cooling down operation and may cause a burn injury Therefore leave the unit until it becomes cool enough before performing mainte nance work Never let the safety devices mounted in this product inactivated for any reason what soever Never modify the safety devices or replace them with the ones that are not desig nated for any reason whatsoever Such actions may cause a fire or se...

Page 6: ...hen 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 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 con cerning to this product When carrying out ...

Page 7: ...g Flowchart 3 9 3 3 2 Abnormality Check 3 10 3 3 3 Exterior Check 3 11 3 3 4 Connection Check 3 12 3 3 5 Power ON OFF Initialization Check 3 14 3 3 6 Image Display Quality Check 3 15 3 3 7 Audio I O s Check 3 17 3 3 8 Lens Shutter s Operation Check 3 18 3 3 9 Control Panel s Operation Check 3 19 3 3 10 RC Projector s Operation Check 3 20 3 3 11 Wireless Wired LAN s Operation Check EMP 1825 1815 on...

Page 8: ...8 4 5 3 Removing the PS Ballast Assy 2 Filter Board Unit Lamp Fan 4 51 4 5 4 Removing the Intake Fan PBS Fan AC Cable RC Board Assy 4 54 4 5 5 Removing the Ballast Filter Assy Security Bar Lower Case 4 58 Chapter 5 Adjustment 5 1 Overview 5 2 5 1 1 Required Adjustment List 5 2 5 1 2 Required Equipment Tools 5 2 5 2 Adjustment Calibration 5 3 5 2 1 G Sensor s Zero Point Adjustment 5 3 5 2 2 Inspect...

Page 9: ...Chapter 1 Product Specifications ...

Page 10: ...sword you can control and restrict who can use the projector Operation Lock Setting this function effective can prevent someone from changing the projector s set tings without permission in a situation such as the use in an event or in a school EMP 1825 1815 Features Wireless LAN fitted as standard equipment Wired LAN terminal mounted Enhanced Network function EMP 1825 Faster processing speed than...

Page 11: ...C to 35 C 41 F to 95 F over 1500 m 4921 ft with High altitude mode High brightness 20 80 humidity unfrozen Operating Altitude 0 m to 2286 m 0 ft to 7500 ft over 1500 m 4921 ft with High altitude mode Start up period about 10 seconds warm up period 30 seconds Cool down period Instant off Power Supply Voltage 100 240 V AC 10 50 60 H Power Consumption 100 120V Area JAPAN USA etc Lamp On 306 W Standby...

Page 12: ...SEIKO EPSON Revision C 1 3 External Views Figure 1 1 External Dimensions mm 34 4 33 2 40 78 1 21 4 29 1 98 59 72 2 117 13 8 137 8 148 100 8 90 8 8 47 1 86 5 4 8 257 56 5 18 6 2 112 11 9 135 50 M4x9 3 115 61 6 345 119 181 1 12 80 127 95 3 Unit mm ...

Page 13: ...O EPSON Revision C Figure 1 2 External Dimensions inch 1 35 1 31 1 57 3 07 0 84 1 15 3 86 2 32 2 84 4 61 0 54 5 43 5 83 3 97 3 54 0 35 1 85 3 41 0 19 10 1 2 22 0 71 2 44 4 41 0 47 5 31 1 97 M4x9 3 4 53 2 43 13 6 4 69 7 13 0 47 3 15 5 0 3 75 Unit inch ...

Page 14: ...25 EMP 1815 EMP 1810 SEIKO EPSON Revision C 1 4 Dimensions for Ceiling Mount Figure 1 3 Dimensions for Ceiling Mount cm 7 1 4 Ø 50 15 5 73 141 5 100 5 80 26 5 160 19 5 30 5 52 21 5 117 2 5 153 5 63 5 5 140 51 5 191 5 Unit mm ...

Page 15: ...L EMP 1825 EMP 1815 EMP 1810 SEIKO EPSON Revision C Figure 1 4 Dimensions for Ceiling Mount inch 0 28 0 5 5 Ø 1 97 0 61 2 87 5 57 3 96 3 15 1 04 6 3 0 75 5 1 18 5 2 05 0 85 4 61 2 5 6 04 2 5 5 5 51 2 03 7 54 Unit inch ...

Page 16: ...Chapter 2 Theory of Operation ...

Page 17: ...he main components that make up the projecter are shown in the figure below Figure 2 1 Control Panel Lamp Fan Lamp Unit Optical Engine PS Ballast Assy Exhaust Fan TH Board Lamp Thermistor Safety Switch Upper Case Intake Fans PS Fan MA Board Assy Wireless LAN EMP 1825 1815 PBS Fan IM Board Assy ...

Page 18: ...is shown below Figure 2 2 Optical Engine Monitor Out Computer1 Computer2 CVBS S Video Wired LAN IS Board TH Board Safety SW RC Board Photo Interrupter IS Board L V Thermistor Lamp Lid Detection SW PS Ballast Control Panel IM Board USB Board Intake Fan A Intake Fan B EX fan Lamp Fan P S Fan PBS Fan Wireless LAN Module Lamp L V B Drive Signal CN2100 L V R Drive Signal CN1900 L V G Drive Signal CN200...

Page 19: ...ta together with the one from L V Thermistor explained below The temperature around the Lamp exceeds the specified level the High Temp Warning is issued If the temperature continues to rise the projecctor issues the High Temp Error message with LED indicators and stop the Ballast Unit and shuts off the power supply to the Lamp L V Thermistor The thermal detection sensor for L V mounted on the POP ...

Page 20: ...aker Intake Fan B P S Fan Photo Interrupter CN1204 CN1303 CN1305 CN1202 PS Ballast SCI IS Board CN500 EMP 1800 only CN1205 CN2400 Lamp Fan CN1306 TH Board CN1300 EX Fan CN1304 PBS Fan RC Board CN1307 PS Ballast Power CN2200 L V Thermistor CN1301 Control Panel CN1203 Intake Fan A CN1302 IM Board Lamp Lid Detection SW CN1201 CN502 EMP 1825 1815 only ...

Page 21: ... Multi Lens Alley Diffuses the light from the lamp to provide uniform illumination Polarizer PBS Polarizes the light and remove the U V component harmful to the L V Dichroic Mirrors Disperse the polarized light into the R G B spectrums POP Unit The heart of the Optical Engine Consists of the L V R G B and the Prism Unit Light Valve L V Controls the intensity of the distributed components of the RG...

Page 22: ...maized and the internal temperature is kept stablized 2 3 1 Sensors and Switches The fans and sensors mounted in this product and the routes of air flow are shown below Figure 2 5 Part Name Function Intake Fan A B Take in fresh air from the intake duct with Air Filter located in the bottom of the projector and supply it to the Light Valves R G B P S Fan Ventilates the circuit boards of the PS Ball...

Page 23: ...Chapter 3 Troubleshooting ...

Page 24: ...e projector always check that the connectors are con nected securely before proceeding to other checks In order to confirm proper operation use AC power from a normal source and use the cor rect cable type 3 1 1 Troubleshooting Tools and Equipment The following tools and equipment will be required in order to carry out troubleshooting and so you should check that they are on hand Table 3 1 Name Qu...

Page 25: ...ink OFF Table 3 2 LED Indicator Status Error Indicator Status Projector Status Problem and Remedy Internal Error Status Abnormality is detected from any of the following elements on the MA board ROM Error RAM Error I2C Error DR Status Error Sub System ROM Error Sub System Communication Error Remedy Disconnect the AC cable once and reconnect it then turn the power on If the same error occurs replac...

Page 26: ...hen clogging or the like is found clean replace the filter refer to 4 3 2 Removing the Air Filter Assy p 11 Lamp problem Lamp failure Lamp cover is open Status Abnormality occurs to the lamp and the ignition illumination processes fail or the Lamp Lid is not securely closed Remedy Check the following one by one After checking and improv ing turn on the power again and check if the same error occur...

Page 27: ...in 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 filter is clogged clean or replace it refer to 3 3 2 Abnormality Check p 10 4 3 2 Removing the Air Filter Assy p 11 Replace Lamp Replace it with a new lamp If you continue to use the lamp after the replacement period has passed the possibilit...

Page 28: ...on starts But the projected image is all red or magenta with a red frame CN2000 Optical Engine L V G The power can turn on and the projection starts But the projected image is all green or cyan with a green frame CN2100 Optical Engine L V B The power can turn on and the projection starts The projected image is all blue but this error cannot be eas ily found since the default window is the same col...

Page 29: ...from the rear does not function The control from the front is still effective so if the RC s signal reflects from the screen the control from the rear might be effective When checking send the signal to the back of the projector only Otherwise this error can be easily slipped over so be careful Note The setting of the RC receivers active inactive is available from the menu So check the setting of ...

Page 30: ... the network with the wireless LAN unit the projector cannot be recog nized But if the wireless LAN unit is not used this error can be slipped over so be careful CN1300 IS board The power can turn on and the projection starts nor mally If the QuickSetup button is pressed the Quick Setup function does not work instead the message The measurement of Quick Setup cannot be done Please check the settin...

Page 31: ...uality Check Audio Input Output Audio I O s Check Control Panel Control Panel s Operation Check Check the operation and the function of each button of Control Panel Remote Control RC Projector s Operation Check Check the operation and the function of each button of Remote Control USB Mouse USB mouse s Operation Check Check the operation of USB mouse through USB interface Wireless Wired LAN EMP 182...

Page 32: ...foreign objects around them The cause might be a malfunction of the power supply unit pulse transformer vibration etc Check the thermistors and Safety Switch for malfunction Check the fans for dirt or abnormality Check the Air Filiter for dirt Check the Optical Engine for malfunction Check for Malfunction of Optical Engine Check for dirt deformation on Light Guide Unit Projection Lens Light Valves...

Page 33: ...ny dirt on Intake Fans Fixed to Upper Case correctly Any damage on the latch Check for it with the lid removed Any burn deformation on the frame Check for it with the lamp removed Any deformation discoloration on the connector Any dirt on the glass surface Any deformation discoloration on the connectors terminals Any foreign objects on the connectors terminals Any deformation discoloration on the ...

Page 34: ...p 6 MA board CN1300 Start Control Panel EX Fan MA board CN1203 Lock type connector MA board CN1304 Photo Interrupter MA board CN1204 MA board CN1300 MA board CN1205 MA board CN1302 ޔ CN1303 MA board CN1900 CN2000 CN2100 Lock type connector Light Valve R G B Intake Fan A B L V thermistor RC board TH board To Next Page Remove Upper Case For more information refer to 4 3 4 Removing the IF IM Case Upp...

Page 35: ...ard MA board USB board MA board CN502 IM board CN1300 IM board CN1303 IM board CN801 PS Ballast P S Fan Lamp Lid Detection SW Lamp Fan Remove MAboard Speaker Install Upper Case MA board CN2200 ޔ CN1202 MA board CN1305 MA board CN1201 MA board CN1306 Install MA board MA board CN2400 From previous page EMP 1825 1815 s case EMP 1810p s case㧕 ...

Page 36: ...he remedy from the top 1 If it does not work go on to the next remedy NG NG NG NG 1 When pressing Power button on Control Panel does indicator flash green then light green 2 Does the lamp illuminate 3 Does indicator flash orange for approx 2 seconds then light orange For more information refer to 4 3 4 1 Removing the Control Panel E Lamp Lid Detection Switch p 15 4 5 2 Removing the PS Fan PS Balla...

Page 37: ... Make G Sensor s adjustment refer to Ch 5 Adjustment No Yes Does Lamp illuminate No Replace Lamp 1 Set the projector on an even workbench 2 Press Power button to turn the power ON 1 Is the image projected 2 Is the value of auto keystone correction 0 Is the message No signal displayed on the bottom left Replace Optical Engine and MAB set To next page 1 Adjust the height with Front Foot 2 Adjust the...

Page 38: ...ton 2 Select Image 3 Adjust Brightness Contrast etc 1 Replace the cable 2 Replace Optical Engine and MAB set If the image is not projected apply the remedy from the top 1 If it doesnot work go on to the next remedy Is the image vivid No 1 Clean Projection Lens 2 Clean the periphery of L V Yes If the image is not vivid enough apply the remedy from the top 1 If it does not work go on to the next rem...

Page 39: ...on and switch to the corresponding souce 3 Output sound from the Speaker 1 Does the sound output from Speaker 2 Is the volume control effective 3 With A V Mute button is the function of stopping resuming the sound effective 1 Re connect MA board CN2400 correctly 3 Replace Optical Engine and MAB set NG NG For more information refer to 4 5 2 Removing the PS Fan PS Ballast Assy Speaker p 48 4 4 1 Rem...

Page 40: ...tart stop when closing opening the shutter 3 Replace Optical Engine and MAB set NG NG NG If theAV Mute does not work correctly apply the remedy from the top 1 If it doesnot work go on to the next remedy For more information refer to 4 3 4 2 Removing the Lens Shutter B Lens Shutter A Photo Inter rupter p 18 4 4 1 Removing the Optical Engine and MAB 1 MA Board Assy p 20 4 4 3 Removing the Optical En...

Page 41: ...e 7 By pressing ESC button is the current status canceled 8 By pressing QuickSetup button is the function effective 1 Re connect MA board CN502 correctly 3 Replace Optical Engine and MAB set NG NG If replacing IS board Assy make the same adjustment as the remedy 1 again If it does not work replace Optical Engine and MAB set and make the same adjustment again If the buttons does not work correctly ...

Page 42: ...rox 6m away from the front back of the projector 3 Replace the controller NG 1 Select Remote Receiver from the menu set all the receivers active 4 Replace Optical Engine and MAB set NG NG 2 Replace the batteries of the controller Start If the buttons does not work correctly apply the remedy from the top 1 If it doesnot work go on to the next remedy For more information refer to 4 4 1 Removing the ...

Page 43: ...ctor NG NG 2 Re configure the network with Easy MP 4 Replace Wireless LAN 5 Replace USB board Assy 6 Replace Optical Engine and MAB set 3 Check the setting of EMP monitor on PC again Is Easy MP window displayed NG 1 Re set Wireless LAN correctly Apply each remedy above from the top If it does not work go on to the next remedy NG NG NG NG NG For more information refer to 4 4 1 2 Removing the SB Ass...

Page 44: ...Chapter 4 Disassembly Assembly ...

Page 45: ... be followed and those will be noted throughout this chapter Note the following precaution definitions WARNING CAUTION REASSEMBLY CHECK POINT W A R N I N G Procedures which if not strictly observed could result in personal injury are described under the heading WARNING C A U T I O N CAUTION signals a precaution which if ignored could result in damage to equipment If assembly needs special attentio...

Page 46: ... and glass surfaces before installation If any such con tamination is found clean it off using isopropyl alcohol Optical Engine removal Lamp assembly removal Air filter removal The speaker unit contains a permanent magnet so keep it away from any storage media such as floppy disks and magnetic cards The Optical Engine is very sensitive to vibration and shocks so handle it with care Do not disassem...

Page 47: ... ring Phillips screwdriver No 1 10cm 1 Disassembling the outer case and inner com ponents Phillips screwdriver No 2 10cm 1 Disassembling the outer case and inner com ponents Flathead screwdriver 1 Disassembling the rear foot and the front foot Hexagonal box screwdriver 5 mm 1 Removing the computer interface Tweezers 1 Removing the FPC cable Heat resistant tape q s Securing cables Brush 1 Cleaning ...

Page 48: ...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 C A U T I O N Always replace the Optical Engine and MA Board together as...

Page 49: ...M Board Assy 3 CF Slot Assy 3 USB Board Assy 3 p 29 4 4 3 1 Removing the Focus Ring Zoom Ring p 45 4 5 5 Removing the Ballast Filter Assy Security Bar Lower Case p 58 START 4 3 1 Removing the AS Lamp Unit p 10 4 3 2 Removing the Air Filter Assy p 11 4 3 3 Removing the Front Foot Unit Rear Foot Rubber Foot p 12 4 5 1 Removing the Inner Exhaust Duct A Exhaust Fan Assy p 46 4 5 3 Removing the PS Ball...

Page 50: ... Foot Unit HOLDER PS PS Holder FAN ASSY EXHAUST Exhaust Fan Assy SHEET FAN PROTECTION FIF Fan Protection Sheet FIF CUSHION INTAKE FAN A Intake Fan Cushion A PRINTED CIRCUID BOARD ASSEMBLY RC RC Board Assy DUCT INTAKE Intake Duct FAN INTAKE A Intake Fan A FAN INTAKE B Intake Fan B SHEET INTAKE FAN Intake Fan Sheet PLATE NUT M2 M2 Plate Nut DUCT PS PS Duct FAN PS PS Fan POWER SUPPLY BALLAST ASSY PS ...

Page 51: ...ET SHUTTER LENS Lens Shutter Sheet SHUTTER LENS B Lens Shutter B SPRING SHUTTER Shutter Spring LID LAMP AS AS Lamp Lid S C B SCREW 3X6 F NI LID CASE UPPER Upper Case Lid CUSHION LED Cushion LED SHEET USB SHADE USB Shade Sheet SHEET SHADE L Shade Sheet L GASKET B Gasket B CONTROL PANEL E Control Panel E Model Name Plate Model Name Plate DUMMY CARD CF Dummy CF Card SLOT CF ASSY CF Slot Assy LABEL IF...

Page 52: ...ET SHADE CFSLOT CF Slot Shading Sheet SHEET SHADE USB USB Shading Sheet COVER DUCT EX INNER B Cover Inner EX Duct B SHEET SHADE LG LG Shading Sheet FILTER BOARD UNIT Filter Board Unit PLATE ACINLET FASTEN AC Inlet Fastening Plate DUCT PBS PBS Duct EMI SUPPRESSOR E EMI Suppressor E Table 4 2 Part Names given in the SPI Official Name used in SPI Names used this Chapter ...

Page 53: ...W LAMP 3X6 from the AS Lamp Lid 3 Loosen the two screws that secure the AS Lamp Unit and remove the AS Lamp Unit Figure 4 3 4 EMP 1825 1815 only Push the button on the right of the CF Card Slot and remove the Dummy CF Card 5 EMP 1825 1815 only If the Wireless LAN Unit is mounted remove the screw that secures the Wireless LAN Unit and remove the Wireless LAN Unit Figure 4 4 AS Lamp Lid AS Lamp Unit...

Page 54: ...25 EMP 1815 EMP 1810 SEIKO EPSON Revision C 4 3 2 Removing the Air Filter Assy 1 Pull the tab of the Air Filter Assy in the direction of the arrow with your finger and remove the Air Filter Frame Figure 4 5 Air Filter Assy tab ...

Page 55: ...milar tool into the small slot beside the Front Foot Unit and take out the Front Foot Unit Figure 4 6 Removing the Rear Foot Rubber Foot 1 Pull and rotate the Rear Foot to remove the Rear Foot 2 Press a screwdriver or similar tool into the small slot beside the Rear Foot and pry out the Rubber Foot from the projector Lower Case Unit Figure 4 7 Front Foot Unit Rubber Foot Rear Foot ...

Page 56: ... IF IM Case 1 Remove the four screws C B SCREW 3X6 F NI that secure the IF IM Case and remove the IF IM Case 2 Remove the IF Label from the IF IM Case Figure 4 8 Removing the Upper Case Unit AJ 3 Remove the eight screws C B P TITE SCREW 3X10 F ZB 3C that secure the Upper Case Unit AJ from the bottom Figure 4 9 IF IM Case IF Label ...

Page 57: ...e cables are connected to the MA Board So be careful not to lift the case too much to avoid the damage to the three connector cables Figure 4 10 7 Disconnect the two connector cables from the connectors CN1201 and CN1204 on the MA Board and unlock the connector CN1203 and disconnect the Control Panel Cable Figure 4 11 C A U T I O N When connecting the cable to CN1203 be sure to lock the connector ...

Page 58: ...t secures the Lamp Lid Detection Switch and remove the Lamp Lid Detection Switch from the Upper Case Unit AJ 3 Remove the following parts from the Upper Case Unit AJ Upper Case Sheet PJ Lens Cushion B Sensor Sheet LG Shading Sheet Ferrite Core LED Lens EMP 1825 1815 only LED Cushion EMP 1825 1815 only Figure 4 12 Control Panel E Upper Case Sheet PJ Lens Cushion B Lamp Lid Detection Switch Cushion ...

Page 59: ...ndard PJ Lens Cushion B Horizontally the center between the red lines Vertically aligning it to the guide Upper Case Sheet Attach the sheet matching it to the Upper Case s rib s shape L G Shade Sheet A Horizontally align it to the rib red lined Vertically align it to the edge of the hollow for Control Panel blue lined Figure 4 13 PJ Lens Cushion B L G Shade Sheet A Upper Case Sheet ...

Page 60: ... lines the same length as the Control Panel Figure 4 14 Fold the SW Cable outward at 90 degrees between the Wireless LAN socket and the rib shown in 1 then fold back the cable inward at 180 degrees aligning it with its right edge as shown in 2 Secure the fold with heat resistant tape as shown in 3 Figure 4 15 No caught cables or floating case is allowed Connect the following connectors SW cable 1 ...

Page 61: ...ens Shutter B from the Upper Case Unit AJ together with the Lens Shutter A and the Photo Interrupter 2 Remove the Lens Shutter A and the Shutter Spring from the Lens Shutter B 3 Remove the Photo Interrupter from the Lens Shutter B 4 Remove the SW Cable from the Photo Interrupter 5 Remove the Lens Shutter Sheet from the Lens Shutter A Figure 4 16 Lens Shutter B Shutter Spring Photo Interrupter Lens...

Page 62: ... 0mm outside within 1mm inside Figure 4 17 After replacing the Photo Interrupter always perform operation check as described below 1 Turn the power on with the Lens Shutter open 2 After confirming that the blue image default is displayed close the Lens Shutter as shown below If the image turns black there is no problem with the parts or the connection Figure 4 18 Lens Shutter Sheet Lens Shutter Le...

Page 63: ...N When connecting the R G B Light Valve cables be sure to insert the R G B Light Valve cables securely into the connectors to the end If there is a loose connection a half way slant connection it may cause short circuiting or malfunction and which may result in damage to or overheating of the ICs on the cables Be sure to lock the connectors when reassembling Light Valve B Light Valve G Light Valve...

Page 64: ...X6 F ZN 3C that secures the MA Board Assy s GND 5 Remove the screw C B SCREW 3X6 F NI that secures the USB terminal and remove the MA Board Assy 6 Remove the following parts from the MA Board Assy EMI Suppressor C Heat Sink A x 3 Heat Sink PW PJ Lens Cover Cushion x2 Figure 4 21 C P S P1 SCREW 4X6 F ZN 3C MA Board Assy C B SCREW 3X6 F NI Heat Sink A Heat Sink PW EMI Suppressor C ...

Page 65: ... C C A U T I O N When reassembling the MA board attach the following parts as shown below 1 Attach the EMI suppressor C first then attach the Heat Sink PW on it 2 Align the Heat Sink A as shown in the figure below Figure 4 22 EMI suppressor C Heat Sink PW Heat Sink A ...

Page 66: ...ON Revision C C A U T I O N Attach the IF Shade Sheet as shown in the figure below Figure 4 23 EMP 1810 only Attach the LAN Shade Sheet to the USB Terminal as shown in the figure below Figure 4 24 IF Shade Sheet USB Terminal LAN Shade Sheet LAN Shade Sheet ...

Page 67: ... EMP 1825 EMP 1815 EMP 1810 SEIKO EPSON Revision C C A U T I O N When installing the MA Board Assy be sure to place the red circled parts coming inside of the metal parts as shown in the figures below Figure 4 25 NG OK ...

Page 68: ...o the MA Board Assy route the cables as follows Figure 4 26 1 2 3 4 5 6 7 8 9 10 11 12 13 14 No Connected to No Connected to 1 RC Board 8 PS Ballast PS 2 PBS Fan 9 PS Fan 3 IM Board 10 PS Ballast Ballast 4 Exhaust Fan 11 Intake Fan R 5 TH board 12 IS Board 6 Lamp Fan 13 L V thermistor 7 Speaker 14 Intake Fan L ...

Page 69: ...e cables inside the red line Figure 4 27 4 5 6 7 8 s Routing 1 Do not route the cables inside the red line 2 Twist 4 around 5 clockwise before connecting it 3 Secure 8 tightly to the PS s frame with heat resistant tape at the green square 4 Do not route the cables over the blue lined part Figure 4 28 1 2 3 4 5 6 7 8 ...

Page 70: ...8 through the loops of 9 10 11 before connecting it 2 Do not route the cables outside the red line Figure 4 29 12 13 14 s Routing 1 Press down the top of 12 s loop in the direction of the arrow to avoid the interference with the Lens Shutter 2 Do not route 13 outside the red line Figure 4 30 8 10 11 9 14 13 12 ...

Page 71: ...e two screws C B P TITE SCREW 3X8 F ZB 3C that secure the RCA terminals and S terminal 3 Remove the screw C C SCREW 3X6 F ZN 3C that secures the IF Board Assy 4 Remove the two screws C C SCREW 3X6 F ZN 3C that secure the IF IM Plate and remove the IF IM Plate together with the IF Board Assy from the MA Board Assy Figure 4 31 Screw HSH 4 40 IF Board Assy MA Board Assy IF Shade Sheet IF IM Plate C B...

Page 72: ...crews C B P TITE SCREW 2 5X10 F ZN 3C that secure the SB Fix ing Plate and remove the SB Fixing Plate together with the SB Assy IM IS Board Assy from the Lower Case 3 Remove the two screws C B P TITE SCREW 2 5X6 F ZN 3C that secure SB Assy IM IS Board Assy and remove the SB Assy IM IS Board Assy from the SB Fixing Plate Removing Conduction Plate SB EMP 1810 only In Step 3 remove the Conduction Pla...

Page 73: ... TITE SCREW 2 5X10 F ZN 3C that secure the IM Board Assy and remove the IM Board Assy 6 Disconnect the MA IM Cable from the connector CN1302 on the IM Board Assy 7 Disconnect the SB IM FFC Cable from the connector CN1300 on the IM Board Assy 8 Disconnect the USB Cable from the connector CN30 on the USB Board Assy Figure 4 33 IM Board Assy C C SCREW 3X6 F ZN 3C CN1302 CN1300 SB IM FFC Cable MA IM C...

Page 74: ...the IM Shield Plate from the IM Board Assy 12 Remove the USB Cable from the connector CN801 on the IM Board Assy 13 Remove the CF Slot Shading Sheet from the IM Board Assy 14 Remove the Connector Shading Sheet from the IM Shied Plate 15 Remove the following parts from the IM Board Assy Gasket 5x5 x 3 1 Gasket 10x10 x 2 2 LAN Shading Sheet USB Shading Sheet B EMI Suppressor x 2 EMP 1815 s case Figu...

Page 75: ...en and remove the Shield Plate Fasten 2 Remove the screw C B P TITE SCREW 2 5X10 F ZN 3C that secures the MA Shield Plate and remove the MA Shield Plate Figure 4 36 C A U T I O N In EMP 1825 s case seven EMI Suppressor and two EMI Suppressor E are attached on the back of the IM Board Assy Refer to Figure 4 37 p 33 for attaching locations When replacing the IM Board Assy refer to the instructions o...

Page 76: ...h the left side of 2 and top of FPC opening 1 covering all IC E and lower left of IC C 4 Align it with the left side of 3 and bottom of FPC opening 2 5 Attach it over 3 and 4 covering IC D and E 6 Align it with the bottom side of 4 7 Attach it over the left side of 6 covering the lower half of IC F 8 Fold the shaded area at the edge and attach it to the back 9 Align it with the bottom of IC A and ...

Page 77: ...SEIKO EPSON Revision C C A U T I O N EMP 1815 only When reassembling the IM Board Assy follow the standard below Attach the EMI Suppressor Sheets x2 aligning them to the red lined standard allowed protrusion 1mm outside from the lines Figure 4 38 ...

Page 78: ... LAN Shading Sheet as shown below aligning on the IM Board s surface Attach the Gaskets as shown in the figure below Figure 4 40 EMP 1815 1825 only Before installing the IM Shield Plate attach the BS Sheet FIF IM Shading Sheet Connector Shading Sheet according to the red lined standard as shown in the figure below Figure 4 41 CF Shading Sheet Gasket 5x5 L 10 USB Shading Sheet B LAN Shading Sheet G...

Page 79: ...e to the IM Board Assy attach the Gasket to the specified place shown below in the direction of the arrow upward Figure 4 42 EMP 1815 1825 only When installing the IM Board Assy be careful about the following direction Route the Cables from the RC board and the PBS Fan as shown in the figure below Figure 4 43 Gasket 10 x 10 L 10 IM Fastening Plate IM Shield Plate ...

Page 80: ... N Set the bead core and the ferrite core of the USB cable as shown in the figure below Figure 4 44 Attach the Conduction Plate Fan of the USB Board Assy contacting with the metal part of the Intake Fan Figure 4 45 Bead core USB cable s core Conduct Plate Fan Metal part Intake Fan ...

Page 81: ...cure the USB Board Assy from the CF Plate and remove the USB Board Assy and Conduction Plate Fan 17 Remove the USB Shading Sheet from the USB Board Assy 18 Remove the two screws C B SCREW 3X8 F ZB 3C that secure the CF Slot Assy from the CF Plate and remove the CF Slot Assy Figure 4 46 USB Board Assy CF Plate C B SCREW 3X8 F ZB 3C USB Shading Sheet CF Slot Assy Conduction Plate Fan ...

Page 82: ...sy attach the USB Shading Sheet drawing out the connector s ribs from the hole as shown in the figure Figure 4 47 EMP 1815 1825 only When installing the Conduction Plate Fan follow the standard below Align it at an angle of 25 5 from the bottom of the board as shown in the figure below Figure 4 48 USB Shading Sheet Conduction Plate Fan ...

Page 83: ...F ZN 3C that secures the Cover Inner EX Duct B and remove the Cover Inner EX Duct B from the Inner Exhaust Duct B 2 Remove the screws x2 C B P TITE SCREW 2 5X10 F ZN 3C that secure the Inner Exhaust Duct B and remove the Inner Exhaust Duct B 3 Remove the TH Board Assy from the Inner Exhaust Duct B Figure 4 49 Inner Exhaust Duct B Cover Inner EX Duct B TH Board Assy ...

Page 84: ...DENTIAL EMP 1825 EMP 1815 EMP 1810 SEIKO EPSON Revision C C A U T I O N When installing the Inner EX duct B set the Safety Switch into the notch of the duct as shown in the figure below Figure 4 50 Safety Switch ...

Page 85: ...evision C 4 4 3 Removing the Optical Engine and MAB 2 Optical Engine 1 Remove the LG Shading Sheet 2 Remove the four screws C B P TITE SCREW 2 5X10 F ZN 3C that secure the Optical Engine and remove the Optical Engine Figure 4 51 Optical Engine LG Shading Sheet ...

Page 86: ...the directions below 1 Route the cable of the L V thermistor as shown below 2 Attach the LG Shading Sheet aligning the red circled parts as shown in the figure below Figure 4 52 3 Set the bead core between the Intake Fan and the Optical Engine Figure 4 53 LG Shading Sheet L V thermistor Intake Fan Bead core LG Shading Sheet ...

Page 87: ...to the repair center be sure to send all the parts listed below Table 4 3 Components of Optical Engine and MAB set Part name qt Optical Engine 1 MA Board Assy 1 IF Board Assy 1 IF Plate 1 IF Shading Sheet 1 Heat Sink A 3 EMI Suppressor Sheet C 1 Heat Sink PW 1 LG Shading Sheet 1 PJ Lens Cover Cushion 2 LAN Shading Sheet EMP 1810 only 1 ...

Page 88: ...us Ring Zoom Ring 1 Remove the three screws C P TYPE3 B TITESCREW 1 7X4 F ZB 3C that secure the Focus Ring and remove the Focus Ring 2 Remove the three screws C P TYPE3 B TITESCREW 1 7X4 F ZB 3C that secure the Zoom Ring and remove the Zoom Ring Figure 4 54 Optical Engine Focus Ring Zoom Ring ...

Page 89: ...and release the Lamp Connector from the Inner Exhaust Duct A 2 Remove the three screws C B P TITE SCREW 2 5X10 F ZN 3C that secure the Inner Exhaust Duct A and remove the Inner Exhaust Duct A while drawing out the Safety Switch from the hole of the Inner Exhaust Duct A 3 Remove the Exhaust Fan Assy from the Inner Exhaust Duct A Figure 4 55 Safety Switch Lamp Connector C C SCREW 3X6 F ZN 3C Inner E...

Page 90: ...NFIDENTIAL EMP 1825 EMP 1815 EMP 1810 SEIKO EPSON Revision C C A U T I O N When installing the Inner EX Duct A set the Safety Switch through the hole as shown in the figure below Figure 4 56 Safety Switch hole ...

Page 91: ...e screw C B P TITE SCREW 2 5X10 F ZN 3C that secures the Lamp cable 5 Remove the screw C P S P1 SCREW 4X6 F ZN 3C that secures the PS Ballast Assy s GND 6 Remove the two screws C B P TITE SCREW 2 5X10 F ZN 3C that secure the PS Bal last Assy 7 Disconnect the AC cable from the connector on the PS Ballast Assy and remove the PS Ballast Assy Removing the Speaker 1 Remove the two screws C C SCREW 3X6 ...

Page 92: ...NFIDENTIAL EMP 1825 EMP 1815 EMP 1810 SEIKO EPSON Revision C C A U T I O N When reassembling the PS Duct attach the BS Sheet FIF x2 according to the standard shown in the figure below Figure 4 58 BS Sheet FIF ...

Page 93: ...w to install the PS Ballast Assy 1 Route the Lamp Cable igniter not attached side as shown below Figure 4 59 2 Route the Lamp cable igniter attached side through the groove indicated by the red box in the figure below Make sure that the Lamp cable is not routed under the PS Board Figure 4 60 hooks Lamp cable ...

Page 94: ...es the AC Inlet s GND cable 4 Remove the two screws C B SCREW 3X8 F ZB 3C that secure the AC Inlet and remove the AC Inlet Fastening Plate 5 Remove the screw that secures the Filter Board Unit s GND and remove the Filter Board Unit Removing the Lamp Fan 6 Remove the two screws C B P TITE SCREW 2 5X10 F ZN 3C that secure the Lamp Duct and remove the Lamp Duct together with the Lamp Fan from the Low...

Page 95: ...points The black cable must cross over the white cable The fuse holder must not contact with the cable Figure 4 62 Before installing the Lamp Duct attach the BS sheets to the Lamp Duct Make sure to align the sheets corners with the corners indicated by the red lines in the figure within an error of 1 mm Figure 4 63 Filter Board Unit Fuse holder Lamp Duct ...

Page 96: ...MP 1815 EMP 1810 SEIKO EPSON Revision C C A U T I O N After installing the Lamp Fan make sure that the AC cable and the PBS Fan cable are properly fastened at the three points indicated by the red circles in the figure Figure 4 64 ...

Page 97: ...two BS Sheet FIF one each from the Intake Duct Removing the PBS Fan AC Cable 6 Remove the screws C B P TITE SCREW 2 5X10 F ZN 3C that secures the PBS Duct and remove the PBS Duct together with the PBS Fan from the Lower Case 7 Remove the CB Relay Cable from the PBS Fan 8 Remove the Ferrite Core of the AC Cable from the fastening hole on the Lower Case and remove the AC Cable 9 Remove the Intake Fa...

Page 98: ... 1 Make sure that the ferrite core is inserted all the way into the slot of the Lower Case 2 Route the AC cable as shown below Figure 4 66 Before installing the Intake Fan attach the Intake Fan Sheet to the fan Make sure to align the arc of the sheet with the arc of the fan where the fan cable comes out Figure 4 67 Intake Fan Sheet ...

Page 99: ... Follow the procedure below to install the PBS Fan 1 Attach the Intake Fan Cushion A as shown below Figure 4 68 2 Route the cable of the PBS Fan as show below Be careful not to let the cable go upper side from the red line shown in the figure Figure 4 69 Intake Fan Cushion A PBS Fan ...

Page 100: ...4 57 CONFIDENTIAL EMP 1825 EMP 1815 EMP 1810 SEIKO EPSON Revision C C A U T I O N 3 Install the PBS Fan to the Lower Case retaining the cable routed at Step 2 Figure 4 70 ...

Page 101: ...Plate from the Lower Case 3 Remove the two screws C B P TITE SCREW 2 5X10 F ZN 3C that secure the Security Bar Cover and remove the Security Bar Cover and the Security Bar from the Lower Case 4 Remove the two gaskets 5x5L 10 from the Lower Shield Plate 5 Remove the following parts from the Lower Case a BS Sheet FIF Figure 4 71 Lower Shield Plate Security Bar Cover Ballast Filter Assy Lower Case Se...

Page 102: ... O N Make sure to observe the following points to install the Lower Case Attach the four gaskets aligning their corners with their respective reference red lines within an error of 0 5 mm Figure 4 72 1 2 3 4 Reference lines for 1 and 2 Reference lines for 3 Reference lines for 4 ...

Page 103: ...810 SEIKO EPSON Revision C C A U T I O N Before installing the Lower Shield Plate attach the two gaskets to the plate Make sure to align the gaskets corners with the corners of the plate indicated by the red lines Figure 4 73 Gasket 5 x 5 L 10 ...

Page 104: ...4 61 CONFIDENTIAL EMP 1825 EMP 1815 EMP 1810 SEIKO EPSON Revision C C A U T I O N Install the Lower Shield Plate to the Lower Case as shown below Figure 4 74 ...

Page 105: ...Chapter 5 Adjustment ...

Page 106: ...en replacing the IS Board Assy or the Optical Engine and MAB set Execute the adjustment in a darkroom equipped with a screen setting the projector according to the specified standard Table 5 2 Required Equipment Tools Adjustment name Required Equipment Requirements G Sensor s Zero Point Adjustment Workbench Having a flat even surface The inclination to the forward backward left right is within 0 5...

Page 107: ...Environment Set the projector on an even workbench Adjust the workbench as even as possible the allowed inclination to the forward back ward left right is within 0 5 Measure the value using a level Procedure 1 Check all the feet are set in the standard status Front Foot x 1 Rear Foot x 2 Standard Status means that all the feet are stowed fully to the end 2 Keep pressing both the Help and Source Se...

Page 108: ...al signal Adjust the projector without any signals There must be no strongly reflective things in front of the projector such as a desk or a fixing metal or the like In the case that there are such things be sure to cover them somehow such as covering them with a blackout curtain Set the projector with all the feet fully stowed onto the even workbench with no inclina tion standard allowed inclinat...

Page 109: ...o the requirement written above 2 Turn on the power and wait 5minutes until the Lamp s illumination is stabilized 3 Adjust the focus of the projected image with the Focus Ring 4 On the Control Panel press both the Help and QuickSetup buttons for 5 seconds A big W representing Wide is displayed on the screen Pause Window 1 Figure 5 3 Pause Window 1 5 Adjust the Zoom Ring manually to the Wide side t...

Page 110: ...re 5 4 Pause Window 2 If the Zoom Ring is not set to the end of the Wide side the image returns to the W Pause Window 1 automatically If this calibration has been failed the Unsuccessful Termination window is displayed refer to Unsuccessful Termination window p 7 8 Adjust the Zoom Ring manually to the center position as shown in the figure below Figure 5 5 The Center position of the Zoom Ring 9 Ad...

Page 111: ...s When the calibration has been successfully finished the Successful Finish window is displayed If the Zoom Ring is not set to the Tele position the image returns to the T Pause Win dow 3 automatically If this calibration has been failed the Unsuccessful Termination window is displayed Successful Finish window A beep sounds and a blue image with No siganal message is displayed Press any button to ...

Page 112: ...1815 EMP 1810 SEIKO EPSON Revision C 5 2 4 Inspection Procedure After finishing the adjustment check if the QuickSetup function works properly For the details of the procedure of QuickSetup refer to the Users Manual of this product ...

Page 113: ...Chapter 6 Appendix ...

Page 114: ...and are not to be disclosed to others without the express written consent of Epson XXXXXXXXXX XXXXXXXXXX Input Signal Input Signal XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX Frequency Frequency H KHz V Hz H KHz V Hz Sync Polarity Sync Polarity H V H V Sync Mode Sync Mode Detected Comp Mode Detected Comp Mode XXXX XXXX Total Operation Time Total Operation Time 0H 0H Lamp Op Time C Lamp Op Time C 0H 0H H M L...

Page 115: ...ts show the PW firm ware version The last four digits show the Sub sys tem s firmware version Source Easy MP Easy MP Input Signal Input Signal Frequency Frequency H kHz V Hz H kHz V Hz Sync Polarity Sync Polarity H V H V Sync Mode Sync Mode Detected Comp Mode Detected Comp Mode Total Operation Time Total Operation Time 0H 0H Lamp Op Time C Lamp Op Time C 0H 0H H M L H M L 0H 0H 0H 0H 0H 0H Lamp Re...

Page 116: ...0000 65535 Over 65535 65535 Not cleared to 0 m 2 digit number 00 59 s 2 digit number 00 59 LOT Lamp Operation Time POT Time after Lamp is ON ST PJ Projector s status Acquired data of PWR of the ESC VP21 command 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 Error CF CF 00005 3627 00009 4657 00000 0223 01 00005 3627 00009 4657 00000 0223 01 Log Log FN FN 00005 3404 00...

Page 117: ...quired 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 Up and Source for 10 sec during displaying Page 1 Page 2 Press Down and Source for 10 sec during displaying Page 1 Page 2 Press Right for more than 5 sec then within 3...

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