Optoma 723 Family Service Manual Download Page 17

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EP721/727/723/728 Family / EW1610 Family

Confidential

2-6

2-9 Disassemble Main Board

Unplug 8 connectors.

Note: - First unplug 6 connectors(as yellow

squares) then push the Main Board

as the red arrow,at last unplug the

connector (as green square)

- Make sure cables plug into the correct

ports when assembling the unit.

2-10 Disassemble Main Board

Shielding

1. Unscrew 5 screws to disassemble Main

Board Shielding.

Summary of Contents for 723 Family

Page 1: ...V6 0 Add EP721 727 723 728 EW1610 extended models Add in Forgetting Password in chapter 3 Modify Serial Number System Definition in Appendix B EP721 727 723 728 Family EW1610 Family Copyright February...

Page 2: ...15G001 COLOR WHEEL MODULE 70 88N19GR01 70 89M17GR01 70 8AH14GR01 ENGINE MODULE 70 88N20GR01 70 89M18GR01 70 8BR08GR01 ROD MODULE 70 88N21GR01 70 8AH13GR01 LAMP DRIVER 75 88N01G002 70 89M19GR01 70 8BR1...

Page 3: ...87K01G001 48 89B01G001 48 87K01G001 EP728 Family Comparison List PARTS EP728 TX728 OP1260 EP728I COLOR WHEEL MODULE 70 89M17GR01 70 89N16GR01 MAIN BOARD MODULE 80 89N01G003 80 89N01G012 LAMP DRIVER 7...

Page 4: ...expect your customers will appreciate the service that you offer them This manual is for technicians and people who have an electronic background Please send the product back to the distributor for r...

Page 5: ...sassemble I O Cover 2 5 Disassemble Top Shielding 2 5 Disassemble Main Board Module 2 6 Disassemble Main Board Shielding 2 6 Disassemble Lamp House Shielding 2 7 Disassemble Color Wheel and Photo Sens...

Page 6: ...ent Needed 4 1 Service Mode 4 1 OSD Reset 4 1 Test Condition 4 2 Test Inspection Procedure 4 3 PC Mode 4 3 Video Performance 4 7 Optical Performance Measure 4 8 Other 4 10 Chapter 5 Firmware Upgrade E...

Page 7: ...EP721 727 723 728 Family EW1610 Family Confidential VI Appendix A Exploded Image I Appendix B Serial Number System Definition XXX PCBA Code Definition XXXV...

Page 8: ...Mode 10 Watt 110V AC EP721 723 727 728 Family 280 W Maximum Standby 10 W Max EW1610 Family 7 Resolution 800x600 EP721 723 Family 1024x768 EP727 728 Family 1280x800 EW1610 Family 8 Brightness Typical...

Page 9: ...723 727 728 Family 4 3 16 9 I 16 9 II Window EW1610 17 Color wheel 5 Segments R80Y30G84W90B76 2x EP721 727 Family EW1610 Family 6 Segments R90Y28G90C28W42B82 2x EP723 728 Family 18 Lamp 180W Phoenix L...

Page 10: ...60 1024x768 70 1024x768 75 1024x768 85 1152x864 60 1152x864 70 1152x864 75 1152x864 85 WXGA 1280x720 50 1280x720 60 1280x768 60 1280x800 60 SXGA 1280x1024 60 1280x1024 75 1280x1024 85 SXGA 1400x1050...

Page 11: ...800x600 56 800x600 60 800x600 72 800x600 75 800x600 85 832x624 72 XGA 1024x768 60 1024x768 70 1024x768 75 1024x768 85 1152x864 60 1152x864 70 1152x864 75 1152x864 85 WXGA 1280x768 60 1280x800 60 SXGA...

Page 12: ...4 Hex Sleeves 5 mm 5 Tweezers 6 Projector Before you start This process is protective level II Operators should wear electrostatic chains Note If you need to replace the main board you have to get in...

Page 13: ...21 727 723 728 Family EW1610 Family Confidential 2 2 3 Disassemble Lamp Module 1 Unscrew 2 screws then pull out the Lamp Module 2 2 Disassemble Lamp Cover 1 Unscrew 2 screws to disassemble the Lamp Co...

Page 14: ...ors Note Push the top cover as the red arrow then pull up it Because there are 8 tenons on it Avoid damage by pulling and draging IR cable and keypad FPC cable Hold the CNNT plug when pulling the FPC...

Page 15: ...Separate the Keypads from Top Cover Note Make sure cables plug into the correct ports when assembling the unit 2 6 Disassemble IR Sensor 1 Use tweezers to take off the black film tape then press two...

Page 16: ...amily EW1610 Family Confidential 2 2 7 Disassemble I O Cover 1 Unscrew 6 hex screws on the rear cover 2 Unscrew 2 screws on the top shielding 2 8 Disassemble Top Shielding 1 Unscrew 3 screws to disass...

Page 17: ...s Note First unplug 6 connectors as yellow squares then push the Main Board as the red arrow at last unplug the connector as green square Make sure cables plug into the correct ports when assembling t...

Page 18: ...eel and Photo Sensor Board 1 Unscrew 2 screws as red circle to disassemble color wheel module 2 Unscrew 1 screw from color wheel module as blue circle and take out the photo sensor board 2 11 Disassem...

Page 19: ...Unscrew 4 screws to disassemble Engine Module 2 14 Disassemble DMD Board and DMD Chip 1 Unscrew 2 screws on the Engine Module disassemble DMD Module and Heat Sink 2 Unlock the lockhole by Screw Bit to...

Page 20: ...EP721 727 723 728 Family EW1610 Family Confidential 2 2 15 Disassemble Zoom Ring 1 Unscrew 2 screws to disassemble Zoom Ring 2 16 Disassemble Focus Ring 1 Unscrew 3 screws to disassemble Focus Ring...

Page 21: ...rews to disassemble Rod Module 2 Separate Rod Spring and Rod 2 18 Disassemble Lamp Driver Module and Fan 1 Unscrew 4 screws as red circle and 1 connector as blue circle to take out the lamp driver fro...

Page 22: ...he red direction then take out the speaker 2 19 Disassemble LVPS Module 1 Unscrew 3 hex screws as yellow circle 2 screws as red circle and 1 screw as blue circle 2 Unplug1connector disassemble LVPS Mo...

Page 23: ...assemble Limit Switch 1 Unscrew 1 screw to disassemble Limit Switch 2 21 Disassemble Blower Module Duct module and LVPS Sheetmetal module 1 Unscrew 1 screw to disassemble Blower module and Duct module...

Page 24: ...isassemble Elevator 1 Unscrew 2 screws 2 Use sweezers to take out the short spring 3 Turn off the bottom cover to unscrew 1 screw 4 Separate the rest Elevator module 2 24 Disassemble Adjust Foot 1 Uns...

Page 25: ...essage Message Power LED Green Amber Temp LED Red Lamp Led Red Standby State input power cord Flashing Amber Power on Warming Flashing Green Lamp Lighting Green Error Over Temp Error Fan Fail Flashing...

Page 26: ...Board b Temp LED Light Red Power LED OFF Lamp LED OFF Check Thermal Sensor Check Thermal Switch Check Fan c Power LED Flashing Amber Lamp LED OFF Temp LED OFF Check Color Wheel Check Photo Sensor 3 No...

Page 27: ...DMD Board Check Main Board 8 Color Abnormal Do Reset All data of the OSD Menu Adjust Color Wheel Index Check Main Board Check DMD Board Check Color Wheel 9 Poor Uniformity Shadow Ensure the projection...

Page 28: ...d before you can turn on the projector If you forget the password the Universal Password will enable you start the projector up and reset the password The EP721 s Universal Password is 2468 As the Uni...

Page 29: ...ord administrator Password Select Setup then select Change Password and press Enter button The message Enter New Security Code appears Input a 4 digits code letters and or numbers that you define To c...

Page 30: ...er changing parts check the information below 4 2 Service Mode 1 Turn on the projector 2 Do the following actions sequentially to get into service mode 1 Press Power Left Left and menu button sequenti...

Page 31: ...4 hours Auto shutdown 6 hours Get into Burn In Mode Cycle setting is based on the defect symptoms ie If it is NFF the run in time is 4 hours You have to set the lamp on for 50 min and lamp off for 10...

Page 32: ...nt v v Note If Color appears abnormal after changing Main Board Module please do Color Wheel index adjustment Change parts Order Symptom Pattern Criteria 1 Bright pixel dots Black pattern IRE O A B 0...

Page 33: ...to minimize video flicker Adjust Resync or Frequency Tracking H Position V Position to the inner screen Inspection item Eliminate visual wavy noise by Rsync Frequency or Tracking selction Check if the...

Page 34: ...video generator Test signal analog 800 x 600 60Hz EP721 723 Family 1024 x 768 60Hz EP727 728 Family 1280 x 800 60Hz EW1610 Family Test Pattern Blue 60 Inspection item Dark blemish check dirty Criteri...

Page 35: ...ia Bright pixel is unacceptable except that 1 pixels is allowed on frame edge Ref Defect Specification table Note The defect criteria follows TI specification 6 Dead Pixel Dark pixel Procedure Test eq...

Page 36: ...dure Test equipment video generator Test signal DVI HDMI 720p 1080i 1080P Test Pattern Master 64 GRAY RGBW or SMPTE RP 133 Please refer to 4 2 to get into service mode Use 720P 1080i 1080P signal mast...

Page 37: ...CVBS Procedure Test equipment DVD player Test signal CVBS Inspection item Video performance test Inspection Distance 1 8 M 2 5 M Criteria Check any abnoraml color line distortion or any noise on the...

Page 38: ...udio performance test Inspection Distance 1 8 M 2 5 M Criteria Check the sound from speakers Check Volume is normal Check Mute is normal 4 8 Optical Performance Measure Inspection Condition Environmen...

Page 39: ...ern Use CL100 to measure brightness values of full white pattern P5 full black pattern B5 see image full white Follow Contrast formula to calculate contrast values Contrast Formula P5 B5 Note P5 cente...

Page 40: ...g artifacts on the screen Factory Default The factory settings with appropriate centering size geometry distortion etc shall be displayed upon Recall is selected from OSD Display Size All preset modes...

Page 41: ...ocus ring is functioning smoothly Logo missing logo missing prints and blurry prints are unacceptable screw All screws should be fixed and in right type elevator Elevator is well functioned Stuck key...

Page 42: ...e DDP 2230 USB DLP Composer Firmware Library file library file has to put in PC and set right path in 5 4 step 4 Hardware Projector Power cord 42 50115G001 USB Cable 42 00280G001 PC or Laptop Note The...

Page 43: ...DLP Composer Lite Setup Procedure 1 Choose DLP Composer Lite V7 1 Setup Program 2 Click Next buttom 3 Read License Agreement Choose I accept and agree to be bound by all the terms and conditions of th...

Page 44: ...EP721 727 723 728 Family EW1610 Family Confidential 5 5 Click Next button 6 Click Next button 7 The program is executing Initializing status 8 Click Finish...

Page 45: ...p Connect the Projector with PC by USB cable It will show as the right picture Select the item as red circle show Click Next button 2 Installation Cilck Finish and then the USB driver has been set up...

Page 46: ...out 5 seconds Once power lamp and temp LED light up plug in USB cable into the projector and link to the USB port of PC Note The system fan and the light will not operated 2 Execute the DLP ComposeTM...

Page 47: ...file 7 Click Reset Bus to erase the flash memory Note If the error message cannot open USB driver No projectors found appears please unplug the USB Cable and replug then check Driver Finally Repeat p...

Page 48: ...s finished the unit return to stand by status The LED power lights on and appears blue Unplug USB cable and power cord and replug in power cable 11 Restart the unit and get into the Service mode to ch...

Page 49: ...serial number The information is stored in the display and is used to communicate with the system through a Display Data Channel DDC which sites between the display device and the PC graphics adapter...

Page 50: ...D Program Generic V0 51 EDID File ini Hardware Projector Generic Fixture 80 00001 001 for EDID Key in Fixture JP3 must be closed Power cord RS 232 Cable pin to pin F M 42 83618G001 Monitor PC VGA cabl...

Page 51: ...you use Example if you use COM1 choose COM1 in the port selection Click on Model Choose the EDID that responses to the model that you choose Click Open 6 3 Setup Procedure 1 Connect all ports Power a...

Page 52: ...Message box appears on the screen then click OK 5 Change the cable to VGA2 Message box appears on the screen Unplug VGA Cable to connect to adapter then plug in DVI port After finish above action cli...

Page 53: ...EP721 727 723 728 Family EW1610 Family Confidential Assy Top case Module EP721 727 723 728 EW628 EW1610 Appendix A...

Page 54: ...0 88N05G001 A PCBA IR BOARD FOR EP721 12 51 88N30G002 A ADHESIVE1 FOR TOP IR LENS NEW EP721 13 51 88N31G002 A ADHESIVE2 FOR TOP IR LENS NEW EP721 14 51 88N32G001 A ADHESIVE FOR LED LENS EP721 15 52 88...

Page 55: ...EP721 727 723 728 Family EW1610 Family Confidential III Assy Optical Engine X15...

Page 56: ...CREW PAN MECH M2 6 6 Ni NYLOK NO 16 51 88N03G001 A ZOOM RING HOLDER PC MN3600H EP721 NO 17 51 88N05G001 A ZOOM RING PC MN3600H EP721 18 51 82Y28G001 A TEFLON ELEVATOR 12 18mm 0 25t DP715 NO 4 70 88N07...

Page 57: ...EP721 727 723 728 Family EW1610 Family Confidential Assy Optical Engine EW628 EW1610...

Page 58: ...INSULATION PC A15 NO 9 51 88N03G001 B ZOOM RING HOLDER PC MN3600H EP721 NO 10 51 88N05G001 A ZOOM RING PC MN3600H EP721 11 51 88N04G001 A FOCUS RING PC MN3600H EP721 12 52 80J01G001 B DMD ANTIDUST RU...

Page 59: ...3P FOR 720P LGA DMD SOCKET PE020323 03040 10 FOXCO NO 27 48 8BR01G001 A DMD TYPE A SUPER VALUE 0 65 WXGA 800 2xLVDS 28 61 8AH07G001 A OFFRAY HEATSINK A15W MG NO 29 52 8AH02G001 B OFFRAY RUBBER A15W SI...

Page 60: ...721 727 723 728 Family EW1610 Family Confidential VIII Assy Bottom Case Module EP721 727 723 728 EW628 EW1610 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 20 20 20 21 22 23 24 25 26 27 28 29 30...

Page 61: ...N11G001 A ASSY ELEVATOR MODULE EP721 NO 7 51 88N22G001 A ELEVATOR FOOT PC MN3600H EP721 8 51 88N21G001 A LINKER ELEVATOR BUTTON PC MN3600H EP721 9 61 82Y22G001 A ELEVATOR PUSH SPRING SUS304 D 4 4 d 0...

Page 62: ...R X15 ENGINE M2 6 X 16 75MM NO 25 49 88N03G001 B SPEAKER 2W 4OHM L 300mm EP721 26 85 1C224G051 A SCREW PAN MECH M4 5 COLOR W TOOTH WASHER Cr3 NO 27 85 3A126G060 A NEW SCREW M 2 6 D 2 48 2 58 L 6 0 2 0...

Page 63: ...ily Confidential XI item P N Rev Description Parts Supply 70 88N21GR01 A ASSY ROD MODULE EP721 RMA 1 23 88N17G004 A OERLIKON STEP ROD FOR X15 NO 2 61 88N14G001 A ROD HOLDER SUS301 X15 NO Assy Rod Modu...

Page 64: ...19GR01 A ASSY COLOR WHEEL MODULE EP723 RMA 1 61 83628G001 A COLOR WHEEL SHOULDER SCREW EzPro755 NO 2 52 83615G001 A COLOR WHEEL DISC RUBBER EzPro755 NO 3 61 88N10G001 A COLOR WHEEL HOLDER SECC X15 NO...

Page 65: ...LVDS TI For EP721 723 48 87M01G001 A DMD Type X 1024x768 PIXEL 0 55 XGA LVDS For EP727 728 2 80 88N02G001 C PCBA DMD BOARD FOR EP721 80 88S01G001 F PCBA MAIN BOARD FOR EP727 80 89M01G001 E PCBA MAIN...

Page 66: ...IV item P N Rev Description Parts Supply 1 61 88N03G002 A DMD HEAT SINK NEW AL1070 X15 NO 2 52 88N03G001 A HEAT SINK RUBBER X15 NO 3 52 87J01G001 A DMD THERMAL PAD 25 17 0 5t FUJIPOLY SARGON GR Hn Pre...

Page 67: ...X15 NO 6 61 88N25G001 A 88N LEAKAGE HOLDER AL X15 NO 7 61 88N08G001 A LAMP FIX SPRING NEW SUS301 X15 NO 8 23 88K15G001 A LAMP MODULE PHOENIX 180W FEX88 NO 9 61 85928G001 A LAMP HOUSING SHOULDER SCREW...

Page 68: ...EP721 727 723 728 Family EW1610 Family Confidential XVI Assy Lamp Module EP723 728 EW628 EW1610...

Page 69: ...MP SUS301 t 0 3 HD72 NO 7 61 89M05G001 B LAMP LIGHTCUT MG EP723 NO 8 23 87J15G001 A OSRAM P VIP 200W 1 0 E20 6n NO 9 23 87M10G002 A UV IR 24 25 2mm 5 5mm cut YO NO 10 61 86808G001 A LAMP CHANGER HANDL...

Page 70: ...ial XVIII Assy Lamp Cover Module EP721 727 723 728 EW628 EW1610 item P N Rev Description Parts Supply 70 88N22GR01 A ASSY LAMP COVER MODULE EP721 SERVICE 1 61 88N30G001 B LAMP COVER FOIL AL EP721 NO 2...

Page 71: ...ly Confidential XIX item P N Rev Description Parts Supply 1 51 88N25G001 A INTERLOCK SWITCH HOLDER PC LN 2520 BLACK EP721 NO 2 75 88N02G001 A ASSY INTERLOCK SWITCH MODULE EP721 Assy Interlock Switch M...

Page 72: ...1G001 B ASSY HITACHI LAMPDRIVER 180W PS 272A LS 200 18H 4 61 88N21G001 A LAMP CONNECTOR FIX FRAME SECC EP721 NO 5 51 88N20G001 A LAMP DRIVER FIX FRAME PPS EP721 NO 6 61 88N33G001 A LAMP DRIVER EMI FOI...

Page 73: ...EP721 727 723 728 Family EW1610 Family Confidential XXI Assy Lamp Driver Module EP723 728 EW628 EW1610...

Page 74: ...FIX FRAME SECC EP721 NO 5 51 88N20G001 A LAMP DRIVER FIX FRAME PPS EP721 NO 6 61 88N33G001 A LAMP DRIVER EMI FOIL COPPER EP721 NO 7 85 1A526G060 A SCREW PAN MECH M2 6 6 Ni NYLOK NO 8 52 88N19G001 B L...

Page 75: ...EP721 727 723 728 Family EW1610 Family Confidential XXIII DC EP721 727 723 728 EW628 EW1610...

Page 76: ...88S01G001 G PCBA MAIN BOARD FOR EP727 80 89M01G001 E PCBA MAIN BOARD FOR EP723 80 89N01G001 F PCBA MAIN BOARD FOR EP728 8 61 88N17G001 B SHEET METAL BTM M B SECC EP721 NO 9 85 1A126G040 A SCREW PAN ME...

Page 77: ...AL FOR EMI SECC EP721 NO 21 85 1A523G060 A SCREW PAN MECH M3 6 NYLOK GREEN NO 22 52 80N07G001 A M B ABSORPTION NOISE CVS 15 t10mm L40 HD70 NO 23 51 88N37G001 B MYLAR FOR ENGINE EP721 NO 24 51 88N38G00...

Page 78: ...EP721 727 723 728 Family EW1610 Family Confidential XXVI A K EP721 727 723 728 EW628 EW1610...

Page 79: ...WARRANTY REGISTRATION FORM USA FOR LPP SERIES 5 36 00020G001 A QUICK TROUBLESHOOTING GUIDE MULTILINGUAL 6 36 88N01G001 B USER S GUIDE MULTILINGUAL CD EP721 723 727 728 36 8BR01G001 A USER S GUIDE MUL...

Page 80: ...EP721 727 723 728 Family EW1610 Family Confidential XXVIII D P EP721 727 723 728 EW628 EW1610 13 14...

Page 81: ...P30 IS14 US 4 51 52109G003 A PE BAG 450 350 0 07 FOR OPTOMA 6 35 52302G091 A LABEL CARTON 108 92 BLANK 7 35 88N02G001 A SPEC LABEL EP721 8 75 88N04G001 A ASSY LENS CAP MODULE EP721 10 55 88N01G002 A C...

Page 82: ...5 6 7 1 Q Optoma 2 88N Project code 3 7 Last number of the manufacture year ex 2007 7 4 31 week of the manufacture year ex the thirty one week of the year 31 5 AAAAA not defined 6 C Manufacture facto...

Page 83: ...2 88S Project code 3 8 Last number of the manufacture year ex 2008 8 4 04 week of the manufactureyear ex the forth week of the year 04 5 AAAAA not defined 6 C Manufacture factory TW or China 7 0002 S...

Page 84: ...Project code 3 8 Last number of the manufacture year ex 2008 8 4 23 week of the manufacture year ex the twenty three week of the year 23 5 AAAAA not defined 6 C Manufacture factory TW or China 7 0002...

Page 85: ...a 2 89N Project code 3 8 Last number of the manufacture year ex 2008 8 4 10 week of the manufactureyear ex the tenth week of the year 10 5 AAAAA not defined 6 C Manufacture factory TW or China 7 0001...

Page 86: ...8BR Project code 3 8 Last number of the manufacture year ex 2008 8 4 15 week of the manufactureyear ex the fifteenth week of the year 15 5 AAAAA not defined 6 C Manufacture factory TW or China 7 0002...

Page 87: ...EP721 727 723 728 Family EW1610 Family Confidential XXXV II PCBA Code Definition PCBA Code for Projector A B XXXXXXXXXX C XXX EEEE 1 2 3 4 5 6 1 ID 2 Vendor Code 3 P N 4 Revision 5 Date Code 6 S N...

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