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EP731

SERVICE MANUAL

6-9

Introduction Fundamental Principle Mechanical Construction Procedure of Disassembly Function of Boards Specifications

Troubleshooting

Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key-In Procedure Appendix

6-2.6 F. Cable Troubleshooting

Start

Yes

Connect PC & loop-
through signal, then
power on the projector

Is loop-through

image OK ?

Yes

Change VGA

or DVI cable

End

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Summary of Contents for EP731

Page 1: ...or copies retained by the purchaser for backup purpose This manual includes system overview major system assembly components description and the Troubleshooting making explanations on how to detect er...

Page 2: ...tion 3 1 Package Overview 3 2 Exploded Overview 3 4 Recommendation Spare Parts List 3 17 Procedure of Disassembly 4 1 Disassemble Lamp Cover and Lamp Module 4 3 Disassemble Top Cover and Keypad Board...

Page 3: ...endix Function Test Alignment Procedure 7 1 Equipment Needed 7 2 Test Condition 7 2 Test Display Modes and Patterns 7 3 Inspection Procedure 7 7 Firmware Upgrading Procedure 8 1 Equipment Needed 8 2 S...

Page 4: ...watt Compact P VIP lamp and 800 600 resolution The manual gives you a brief description of basic technical information to help in service and maintaining the product Your customers will appreciate the...

Page 5: ...p m o c 9 6 1 e v i t a n 3 4 4 s s e n t h g i r B x a M s n e m u l I S N A 0 0 0 1 e v A s n e m u l I S N A 0 0 9 n i M s n e m u l I S N A 0 0 8 5 o i t a R t s a r t n o C 1 0 0 8 n i m l a c i...

Page 6: ...L 1 K K G D B M A C E S i 0 8 0 1 P 0 2 7 P 6 7 5 P 0 8 4 i 0 8 4 V T D H 4 y l p p u S r e w o P t u p n i C F P h t i w z H 0 6 0 5 V 0 4 2 0 0 1 C A l a s r e v i n U n o i t a r e p o l a m r o n...

Page 7: ...e h c n i 4 0 0 4 3 x 3 8 x 7 0 1 l a n r e t x E 3 t h g i e W g K 8 1 s b l 4 4 m e t s y S g n i l o o C w o l F r i A d e c n a v d A l e v e l e s i o n c i t s u o c a m e t s y s w o l h t i w...

Page 8: ...t a r e p m e T 0 4 0 1 g n i t a r e p O o 0 6 0 2 e g a r o t S C o C 2 y t i d i m u H H R 0 8 e g a r o t S H R 0 8 g n i t a r e p O g n i s n e d n o c n o n 3 e d u t i t l A 0 1 t f 0 0 5 2 0...

Page 9: ...ng Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix This section provides the conceptual drawing about optics of projector You can realize optical proje...

Page 10: ...DC 3 3V 5V 12V 100MHz Crystal or OSC DLP DATA Processor DDP 1000 RAMBUS RDEAM 128MBIT 60MHz OSC DMD Board SR16C DMD RESET DRIVER DMD MIRROR 0 7 XGADDR MOTOR CONTROLLER Main Board VGA Digital Input Vid...

Page 11: ...ndix 2 1 1 Main Board Block Diagram M1 DA CONNECT AD9888 170 RGB VGA VGA Digital YCbCr Input HSYNC VSYNC 3 3VPLL Digital Input A1D Low Disable 3 3VDD SiI141 PW166 GR0 GG0 GB0 0 7 MCLK 125MHz GCLK GRE...

Page 12: ...V 7 0 GY 7 0 BU 7 0 SYNCVAL IIC BUS LAMP CONTROL STATUS UNIV SERIAL BUS COLOR WHEEL INDEX PIXEL CLOCK DATAPATH FORMATTER DDP1000 RAMBUSTM CLOCK GEN CLOCK OSC OR CRYSTAL RDRAM Short Channel CONFIG SEQU...

Page 13: ...3 Thermal Board Block Diagram THERMAL BOARD Inter face 12V 5V 3 3V GND LAMPEN CWINDEX LAMPLIT USB Control 3P Connector 3P Connector 3 2P Connector 3P Connector 14P Connector PHOTO SENSOR FAN1 3 THERM...

Page 14: ...assembly Function of Boards Specifications Troubleshooting Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix 2 2 Optics 2 2 1 Conceptual Drawing Lamp Hol...

Page 15: ...l Construction Procedure of Disassembly Function of Boards Specifications Troubleshooting Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix Relay Hollow...

Page 16: ...re Firmware Upgrading Procedure DDC Key In Procedure Appendix 2 2 2 Basic Functions Lamp Module The light source Hollow Rod Making the light beam uniform Relay Lens Relay the object Condenser Condensi...

Page 17: ...and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix This section provides the package and exploded overview and re placeable parts list and recommendatiom parts list fo...

Page 18: ...3 5 1 8 1 5 A m m 1 0 0 0 4 0 0 3 E P D L G A B D S E 4 1 0 0 1 0 7 6 8 3 5 A 1 3 7 P E G A B Y R R A C T F O S 5 1 0 0 1 0 6 3 8 5 5 B 5 5 7 o r P z E 2 2 3 4 8 3 4 2 4 B A N O T R A C 6 1 0 0 1 0 7...

Page 19: ...S P P L R O F S U D R A C T N A R R A W 5 1 0 0 4 0 3 7 8 2 4 A X E L O M P M 0 0 1 2 K L B M 8 1 B B S U O T A B S U E L B A C 6 1 0 0 5 0 2 7 8 2 4 A P M 0 0 2 3 M 8 1 O E D I V E T I S O P M O C E...

Page 20: ...E S B A C P N O T T U B H S U P R O T A V E L E 7 1 0 0 1 0 7 6 8 0 7 A 1 3 7 P E E L U D O M G N I S U O H M O T T O B Y S S A 8 1 0 0 8 0 7 6 8 0 7 A 1 3 7 P E E L U D O M E S A B E N I G N E L A C...

Page 21: ...uction Procedure of Disassembly Function of Boards Specifications Troubleshooting Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix 3 2 1 Bottom Housing...

Page 22: ...5 3 3 7 8 1 6 A 4 0 3 S U S G N I R P S R O T A V E L E f 3 8 L 4 7 4 D 0 4 0 3 1 1 0 0 8 0 7 6 8 1 5 A 1 3 7 P E S B A C P R A B R A E G R O T A V E L E 4 1 1 0 0 6 0 7 6 8 1 6 A 1 3 7 P E R E V O C...

Page 23: ...lacement Parts List m e t I N P v e R n o i t p i r c s e D 1 0 0 2 0 7 6 8 0 7 A 1 3 7 P E P M A L R O F E L U D O M 0 2 0 6 N A F Y S S A 1 1 0 0 2 0 3 7 8 9 4 A N A F E T A I D E M R E T N I N O N...

Page 24: ...dule Replacement Parts List m e t I N P v e R n o i t p i r c s e D 1 0 0 3 0 7 6 8 0 7 A 1 3 7 P E E L U D O M R E V O C R A E R Y S S A 1 1 0 0 1 1 7 6 8 0 7 A 1 3 7 P E E L U D O M D B N I A M Y S...

Page 25: ...v e R n o i t p i r c s e D 1 0 0 4 0 7 6 8 0 7 A 1 3 7 P E E L U D O M R E V O C T N O R F Y S S A 1 1 0 0 7 0 7 6 8 5 7 A 1 3 7 P E E L U D O M R E V O C T N O R F B U S Y S S A Y U B 2 1 0 0 5 0 7...

Page 26: ...placement Parts List m e t I N P v e R n o i t p i r c s e D 1 0 0 5 0 7 6 8 0 7 A 1 3 7 P E M E T S Y S R O F E L U D O M 0 2 0 6 N A F Y S S A 1 1 0 0 3 0 3 7 8 9 4 A N A F M E T S Y S N O N U S 0 2...

Page 27: ...P O T Y S S A 1 1 0 0 2 0 7 6 8 1 6 A 1 3 7 P E Y O L L A L A G M R E V O C P O T 2 1 0 0 6 2 7 6 8 1 5 A 1 3 7 P E O G O L A M O T P O 3 1 0 0 6 0 7 6 8 5 7 A 1 3 7 P E D A P Y E K Y S S A Y U B 4 1...

Page 28: ...N E L A C I T P O Y S S A 1 1 0 0 7 0 7 6 8 0 7 A 1 3 7 P E E L U D O M E N I G N E L A C I T P O Y S S A 2 1 0 0 0 2 7 6 8 1 5 A 1 3 7 P E S B A C P R A E G G N I R S U C O F 3 1 0 0 9 1 7 6 8 1 5 A...

Page 29: ...O T T O B 2 2 0 0 3 0 8 5 8 1 5 A 1 2 B S A 5 0 A S S C 0 0 2 6 C S B A C P T O O F T S U J D A 3 1 0 0 2 0 7 6 8 2 5 A 1 3 7 P E R E B B U R T U C T H G I L M O T T O B 4 1 0 0 1 0 8 5 8 2 5 A 1 3 B...

Page 30: ...ing Procedure DDC Key In Procedure Appendix 3 2 8 Main Board Module Replacement Parts List m e t I N P v e R n o i t p i r c s e D 1 0 0 1 1 7 6 8 0 7 A 1 3 7 P E E L U D O M D B N I A M Y S S A 1 1 0...

Page 31: ...5 A 1 3 7 P E C P K C A B S N E L R I 1 0 0 4 0 7 6 8 5 7 A 1 3 7 P E R E V O C S N E L Y S S A Y U B 3 1 0 0 4 0 7 6 8 1 5 A 1 3 7 P E S B A C P R E V O C S N E L 4 1 0 0 3 0 7 6 8 1 5 A 1 3 7 P E C...

Page 32: ...E L U D O M R E V O C T N O R F B U S Y S S A Y U B 1 1 0 0 1 0 7 6 8 1 5 A 1 3 7 P E L Y R O N R E V O C T N O R F 2 1 0 0 0 1 7 6 8 1 5 A 1 3 7 P E C P T N O R F S N E L R I 3 1 0 0 1 1 7 6 8 1 5 A...

Page 33: ...5 A 1 3 7 P E S B A C P T I U S G N I R S U C O F M C 2 1 1 0 0 3 2 7 6 8 1 5 A 1 3 7 P E t 5 2 0 T E K C A R B D R A O B N I A M R O F R A L Y M M C 3 1 1 0 0 8 1 2 7 8 1 5 A P M 0 0 2 3 A 6 0 L D S...

Page 34: ...9 2 2 0 0 5 0 3 6 8 5 7 A B 7 3 7 P E A 5 B L 1 A C 1 B D Y R R E H C H C T I W S T I M I L Y S S A M C 0 3 1 0 0 2 0 7 6 8 5 7 A 1 3 7 P E E L U D O M L E Z E B O I Y S S A Y U B M C 1 3 1 0 0 4 0 7...

Page 35: ...section provides disassembly procedures for EP731 Micro Port able SVGADLP Projector Before you begin any of these procedures be sure to turn off the power computer system and other attached devices t...

Page 36: ...cifications Troubleshooting Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix Long Nose Nipper Left Angle Cutting Nipper Right Hex Sleeves 5mm Top Screw...

Page 37: ...ecifications Troubleshooting Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix 4 1 Disassemble Lamp Cover and Lamp Module Lamp Cover 1 1 Unscrew two scre...

Page 38: ...oting Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix 4 2 Disassemble Top Cover and Keypad Board 1 Unscrew four screws on the side of Top cover 2 Unscr...

Page 39: ...tion of Boards Specifications Troubleshooting Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix 4 3 Disassemble Main Board and I O Board 1 Unplug eight c...

Page 40: ...ion of Boards Specifications Troubleshooting Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix 3 4 3 Unscrew three screws and unplug two wires to remove...

Page 41: ...Specifications Troubleshooting Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix 4 4 Disassemble DC DC Board Fan Module and Ballast Module 1 Unscrew two...

Page 42: ...Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix 2 Unscrew seven screws to remove Front Cover 3 Press down Elevator Push Button then unscrew two screws...

Page 43: ...nction Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix Fan Ballast Ballast Mylar Bottom Base Housing Module 4 Unscrew two screws to remove Fan from Bottom Base...

Page 44: ...t and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix 1 Unscrew three screws to remove the below parts from Bottom Base Housing Module 2 Unscrew six screws to remove Eng...

Page 45: ...ly Function of Boards Specifications Troubleshooting Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix 3 Unscrew three screws to remove Focus Ring and Fo...

Page 46: ...d Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix DMD Spring Holder DMD Board DMD Chip DMD Mask DMD Board 4 4 Unscrew four screws from Engine Module then take off DMD Sp...

Page 47: ...s Specifications Troubleshooting Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix 6 Unscrew three screws to remove Thermal Sensor Board Color Wheel and...

Page 48: ...ng Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix 7 Unscrew four screws and seven hex screws to remove the other parts from Bottom Base Housing 8 Turn...

Page 49: ...ion of Boards Specifications Troubleshooting Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix This chapter provides DMD Lamp Lamp Driver and DC DC speci...

Page 50: ...mp wattage 150 W w Burner position 0 to 10 0 optical axis horizontal w Burning position horizontal Temperature w Mo wire Ni wire weld 350 C w Lamp burner Mo foil 350 C w Bulb 900 C 1000 C Validation o...

Page 51: ...bilized luminous output is 90 sec without forced convection Extensive cooling of the bulb during lamp run up phase has to be avoided since it may extend rise time significantly Hot Restrike If the uni...

Page 52: ...Driver Size 177 50 27mm Lamp Driver Weight 240g Lamp Driver Data Input Voltage normal 100V to 240V AC 50 60Hz Input Current normal 2 1A 0 9A Input Wattage normal 210W Power Dissipation 20W Output Volt...

Page 53: ...for lamp and lamp driver in projector system Ambient Temperature Operating 10o C to 40o C Non operating 20o C to 70o C Humidity Operating 5 to 95 relative non condensing Non operating 5 to 95 relative...

Page 54: ...45g DC DC Converter Data Normal Max Input Wattage 32W 50W Power Dissipation 7W 12W 5 3 DC DC Specifications e g a t l o v t n e r r u c l a n i m o n t n e r r u c x a m d a o l n i m d e t s e u q e...

Page 55: ...dure Firmware Upgrading Procedure DDC Key In Procedure Appendix This chapter provides technicians and people who have an elec tronic background a primary description about maintaining the product More...

Page 56: ...rmware Upgrading Procedure DDC Key In Procedure Appendix 6 2 Main Procedure Connect Power cord analog or digital video or S Video and Audio signal then turn power on Start Is Lamp light on A Power Tro...

Page 57: ...Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix Is Image OK B Image Performance Troubleshooting C Function Troubleshooting No Yes No Yes Is function OK Is Audio OK D Audio Trouble...

Page 58: ...eshooting Start End No Yes Is Power LED indicator OK Is Fan working Yes Change DC DC No Yes No Change Main Board Supply AC power No Check Power cord input power voltage Lamp Cover assembly OK Change D...

Page 59: ...mage Yes Start Have garbage pattern No End Have image Dot defect isn t compliant with the spec Have line bar Yes Have noise Yes No Change M B Yes No Change DMD Board Change M B No Change DMD Board No...

Page 60: ...ntrol No Change Main board 6 2 3 C Function Troubleshooting Color Adjust Procedure Notice PC shall run 64 Intensity for Primary Colors Pattern of DMW Program 1 On the screen of No Signal Check Video C...

Page 61: ...ons Troubleshooting Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix Start No Yes Can hear sound Sound is clear without noise Yes Change Speaker No Chan...

Page 62: ...ards Specifications Troubleshooting Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix Start No Replace the battery Change Remote Controller Change Keypad...

Page 63: ...ecifications Troubleshooting Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix 6 2 6 F Cable Troubleshooting Start No Yes Connect PC loop through signal...

Page 64: ...Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix This chapter provides equipment conditions patterns and procedure needed for Function Test and Alignmen...

Page 65: ...ess than 60 lux Inspection Distance 2 0m Screen Size 60 inches diagonal wide Before function test and alignment each EP731 should be run in and warmed up for at least 30 minutes with following conditi...

Page 66: ...6 5 8 3 3 4 0 0 4 x 0 2 7 0 7 5 1 3 0 0 4 x 0 2 7 5 8 9 7 3 A G V S 0 0 6 x 0 0 8 6 5 2 5 3 0 0 6 x 0 0 8 0 6 9 7 3 0 0 6 x 0 0 8 2 7 1 8 4 0 0 6 x 0 0 8 5 7 9 6 4 0 0 6 x 0 0 8 5 8 7 3 5 A G X 8 6 7...

Page 67: ...r u g i F 3 e t i h W d n a B G R e c n a m r o f r e P r o l o C d n a B G R r o l o C e t i h W l a m r o n e b d l u o h s r o l o c B G R h c a E Fi e r u g 6 3 4 y t i m r o f i n U n e e r c S r...

Page 68: ...y Function of Boards Specifications Troubleshooting Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix Fine Line Morie Pattern Figure 1 Contrast Brightnes...

Page 69: ...s Specifications Troubleshooting Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix B Color Pattern Figure 5 Full White Pattern Figure 6 Dark Pattern Figu...

Page 70: ...s and restore the original factory setting Clock and Clock Phase Test Signal 1024 x 768 85Hz Test Pattern Line Moire Pattern Check and see if image sharpness and focus is well performed If not readjus...

Page 71: ...Check for Secondary Display Modes Test signal 1 640 x 350 70 09 85 08Hz 2 640 x 480 72 81 75 00 85 01Hz 3 720 x 400 70 08 85 04Hz 4 800 x 600 56 25 60 32 72 19 75 00 85 06Hz 5 832 x 624 74 55Hz 6 1024...

Page 72: ...ting Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix This chapter provides the related information about the necessary equipment hardware setup and sof...

Page 73: ...tions Troubleshooting Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix 8 1 Equipment Needed Hardware Firmware upgrade fixture RS232 Cable PC EP731 Softw...

Page 74: ...ards Specifications Troubleshooting Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix 8 2 Setup Procedure 1 Connect RS232 to fixture 2 Connect RS232 to C...

Page 75: ...uction Procedure of Disassembly Function of Boards Specifications Troubleshooting Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix 1 Execute FlashUpgrad...

Page 76: ...Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix 2 The window of FlashUpgrader shows up Click Choose to get the file directory Before Firmware Upgrade record Co...

Page 77: ...ifications Troubleshooting Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix 3 elect pwSDK inf file and open it 4 Select the serial port which is connect...

Page 78: ...dure of Disassembly Function of Boards Specifications Troubleshooting Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix 5 Click Flash and press Power but...

Page 79: ...Specifications Troubleshooting Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix 6 EP731 is under upgrading Firmware as follows First download the file F...

Page 80: ...nment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix 8 EP731 is under upgrading Firmware as follows Download the file RomCode hex 9 EP731 is under upgrading Firmware as follows D...

Page 81: ...ns Troubleshooting Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix This chapter provides the related information about the necessary equipment DDC key...

Page 82: ...cifications Troubleshooting Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix 9 1 Equipment Needed Fixture PC set VGA Cable Power Cord Power Adapter EP73...

Page 83: ...oubleshooting Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix 9 2 Setup Procedure Figure 1 Fixture Power Adapter 1 Connect Power Adapter with the fixtu...

Page 84: ...n Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix 4 Connect P1 of the fixture with COM1 port of PC by RS232 cable Figure 1 and 2 5 Connect P3 of the fixture wit...

Page 85: ...y Function of Boards Specifications Troubleshooting Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix 9 3 DDC Key in Procedure 1 Turn on EP731 and run ED...

Page 86: ...g picture will show on the screen 4 Key S N into the blank space beside Bar Code then press Enter key on keyboard to begin programming 5 After finishing the above actions PASS will appear on the scree...

Page 87: ...ple Mechanical Construction Procedure of Disassembly Function of Boards Specifications Troubleshooting Function Test and Alignment Procedure Firmware Upgrading Procedure DDC Key In Procedure Appendix...

Page 88: ...Panel vendor code Electrical classification 1 110V 2 220V 0 universal B BIOS version E PCB board version M Mechanical version O Optical version Serial code from 0001 1 11 1 1 Serial Number Format For...

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