Optoma Optoma ThemeScene H77 Service Manual Download Page 22

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H77

3-1

Chapter 3

Troubleshooting

3-1

Equipment Needed

•

H77 Projector

•

DVI to VGA Cable, Power Cord

•

PC (Personal Computer)

•

Video Input (DVD Player & HDTV)

•

Screw Drivers

3-2

Main Procedure

Connect Power cord, analog
or digital signal, then turn
power on

Start

Is Image OK ?

B. Image Performance

Troubleshooting

C. Function

Troubleshooting

Yes

Is Lamp light on ?

A. Power

Troubleshooting

Yes

Is function OK?

Continue

Summary of Contents for Optoma ThemeScene H77

Page 1: ...s I l a i t i n I Prepared by SI ________________________________________ Prepared by TSE ________________________________________ Check by ________________________________________ Approved by _______...

Page 2: ...mmediatelyidentifyproblemsthatoccur with our products We expect your customers will appreciate the service that you offer them This manual is for technicians and people who have an electronic backgrou...

Page 3: ...Board and Power Module 2 5 Removing Fan Module 92x25mm Lamp Ballast Power Board and DMD Board 2 7 Removing DMD Chip Front Panel Module and Fan Module 50x15mm 2 9 Removing Air Duct Module Engine Modul...

Page 4: ...apter 6 DDC Key in Procedure 6 1 Equipment Needed 6 1 Setup Procedure 6 2 DDC Key in Procedure 6 3 Appendix A Exploded Overview 7 1 Appendix B Serial Number System Definition 7 19 Reader s Response 7...

Page 5: ...justable Feet 3 degrees Dimensions 430mm x 305mm x 135mm External Max size Motorized focus projection and zoom lens 1 35X 8 segments GgRBGgRB color wheel spinning at 150Hz Computer capability up to UX...

Page 6: ...ppowersupplyshutsoffautomaticallywhendooropens 1 3 Electrical Specifications PowerSupply UniversalAC 90 264V 50 60 Hz with PFC input 250Wfor Philips UHPLamp at normal operation Powerconsumption 330W 1...

Page 7: ...r angle Horizontal 7 degree Screen projector angle Control Key Pad 9 keys POWER STNADBY SOURCE RE SYNC Up Down Left Right Enter Menu Buttons Indicator Lamp Red Temp Orange Power Blue Keypad background...

Page 8: ...o o Z s c i t p O p U n i m o o z l a c i t p o r o p u t c e l e S y e k n o i t a n i b m o C 4 1 s u c o F s c i t p O t f e L n i s u c o f l a c i t p o r o t f e l t c e l e S y e k n o i t a n...

Page 9: ...inimumEngineeringspec Spoke on 5x color wheel spindle speed Contrast Full on Full off Typical 2500 1 Minimum 2200 1 Spoke on Spoke off Uniformity TypicalANSI85 Minimum80 1 5 Environmental Specificatio...

Page 10: ...survial rate Normal mode 3000 hours min 50 survial rate Eco mode Altitude Operating 0 2 500 ft 5o C 35o C 2 500 5 000 ft 5o C 30o C 5 000 10 000 ft 5o C 25o C Storage 40 000 ft MTBF Operating more tha...

Page 11: ...H77 2 1 Chapter 2 Disassembly Procedure Tools Needed Screw Bit 107 Screw Bit 102 Hex Sleeves 5mm TOP LongNoseNipper AngleCuttingNipper Ball endhex key3mm...

Page 12: ...H77 2 2 2 1 Removing Lamp Module 1 Unscrew one screw and push the Lamp Cover Note Be careful that Lamp Cover has the tenon inside 2 Loosen 3 screws to remove Lamp Module...

Page 13: ...H77 2 3 1 Unscrew 4 hex screws to remove I O Panel 2 Unscrew 11 screws and then open Top Cover and unplug one FPC cable to remove Top Cover 2 2 Removing I O Panel Top Cover and Keypad Board...

Page 14: ...H77 2 4 3 Unscrew 10 screws to remove Keypad Board Keypad and Lens ShiftGear Module Keypad Board Keypad LensShiftGearModule 4 Unscrew 8 screws to remove brackets...

Page 15: ...Removing Thermal Board Main Board Connector Board and Power Module 2 Unscrew 9 screws a stand off shoulder spring on the Main Board unscrew 4 screws on Connector Board and remove them 3 Unscrew 8 scre...

Page 16: ...H77 2 6 4 Unscrew 4 screws to remove Lamp Housing Holder LampHousingHolder 5 Remove the power panel 6 Unscrew 3 screws to remove I O Bracket Module...

Page 17: ...Module 92x25mm 2 Remove Ballast Module then separate Lamp Ballast and Power Bracket LampBallast Power Bracket 3 Unscrew 2 screws to remove Power Board from Power Bracket 2 4 Removing Fan Module 92x25m...

Page 18: ...H77 2 8 4 Unscrew 4 screws to removeDMDHeatsink 5 Unscrew 4 screws to removeDMDBoard and unplug the cable of Color Wheel 6 Unscrew 3 screws to remove Formatter Board Shielding...

Page 19: ...nscrew 3 screws to removeDMDChip 2 Unscrew 3 screws to remove Front Panel Module Front Panel Module 3 Unscrew 3 screws to remove Fan Module 50x15mm 2 5 Removing DMD Chip Front Panel Module and Fan Mod...

Page 20: ...gineModule 3 Turn over and then unscrew 4 screws to remove Engine Base Plate and Fan Module 59x25mm EngineBasePlate FanModule 59x25mm 1 Unscrew all screws to removeAirDuct Module 2 6 Removing Air Duct...

Page 21: ...H77 2 11 4 Unscrew 3 screws to separate Engine and Lamp Housing Module Short Medium Long Notice ThermalSwitchis fixedbyEngine s screw...

Page 22: ...onal Computer Video Input DVDPlayer HDTV Screw Drivers 3 2 Main Procedure Connect Power cord analog or digital signal then turn power on Start Is Image OK B Image Performance Troubleshooting C Functio...

Page 23: ...H77 3 2 No Fault Found Is Remote Control OK D Remote Control Troubleshooting Yes End Continue No Is Video OK E Video Signal Troubleshooting Yes No...

Page 24: ...Lamp Cover Start End Supply Power Source Is Fan working No Yes No No Yes Yes Change Power Supply Module Change Front End Board Yes No Is Lamp lit No Change Thermal Board Change Fan Module No Change La...

Page 25: ...Board No Change DMD Module Yes No Change DMD Module No Change Engine Module Change Front End Board No Change DMD Module No Optical Engine Yes Change DMD Module Yes Adjust frequency Yes No Yes Yes No...

Page 26: ...ooting Does OSD show up Start Is KeyPad Board OK No Yes Is Remote Controller OK Yes Change Front End Board Change Key Pad Board Can function be adjusted Change Front End Board No Yes Yes No End No Fau...

Page 27: ...es 3 2 5 E Video Signal Troubleshooting A Have Image Ensure the signal cable and source work as well Check that OSD menu can show on the screen Check the main board if OSD menu cannot show on the scre...

Page 28: ...se check the length of cable the signal will be reduced when the signal cable is longer than 5 m Do the Factory Reset of the engineering mode Check the Main board if the image still flickers after the...

Page 29: ...n o c e s 1 f f O L d n o c e s 1 g n i h s a l f 5 0 1 T r o r r e h c t i w S l a m r e h T o C e r u t a r e p m e T r e v O n O H n O H d n o c e s 1 f f O L d n o c e s 1 g n i h s a l f r o r r...

Page 30: ...nspectionDistance a About2 25mforfunctionalinspection The projection distance has to be based on the screen size of 60 inches b 30cmforexternalinspection Screen Size 60 inches diagonal wide Each model...

Page 31: ...7 7 2 0 1 0 7 5 6 5 8 6 7 7 2 0 1 5 7 0 0 6 8 6 7 7 2 0 1 5 8 7 8 6 A G X S 4 2 0 1 0 8 2 1 0 6 4 6 4 2 0 1 0 8 2 1 5 7 0 8 4 2 0 1 0 8 2 1 5 8 1 1 9 A G X U 0 0 2 1 0 0 6 1 0 6 5 7 Analog y t i l i...

Page 32: ...l u F l e x i p t h g i r b y n a t p e c c a t o n n a C 8 e r u g i F k r a D l e x i P d a e D l e x i p e t i h W l l u F e b d l u o h s l e x i p d a e d f o s r e b m u n e h T s l e x i p 8 o...

Page 33: ...H77 4 4 Figure 1 Fine Line Moire Figure 2 32 Gray Scale Figure 3 64 RGBW Scale Figure 4 Red Pattern Figure 5 Green Pattern Figure 6 Blue Pattern...

Page 34: ...H77 4 5 Figure 7 Full White Figure 8 Full Black Figure 9 Gary 30 Pattern Figure 10 Blue 60 Pattern Figure 11 Text Pattern Figure 12 Boundary Frame...

Page 35: ...m 1 Recordtheoriginalsettingwhenyouwanttochangeanysetting 2 Don tchangetheDMDBintypesetting Scratch Please check and ensure the unit complies with below spec SurfaceA Scratch width 0 4mm and Length 6m...

Page 36: ...tern Pleasecheckandensureifeachcolorisnormalanddistinguishable If not please return the unit to repair area Screen Uniformity Test Signal 1024 x 768 75Hz TestPattern Fullwhitepattern Pleasecheckandens...

Page 37: ...Focus Test Signal 1024 x 768 75Hz Test Pattern Text pattern Please check and ensure the unit is within the spec The text in the corner should be shown clearly If not please return the unit to repair a...

Page 38: ...abnormal or image abnormalissue If not please return the unit to repair area Machine Reset After final QC step we have to erase all saved change again and restore the factory defaults Please select an...

Page 39: ...dure 5 1 Equipment Needed Software FlashUpgrader EXE pwSDK inf Bootcode hex Flasher hex Gui hex Config hex RomCode hex Hardware H77 Projector RS 232 to RS 232 9 Pin female connector cable Figure 1 Pin...

Page 40: ...H77 5 2 5 2 Setup Procedure 1 The 9 pins female RS 232 cable connect to the COM port of PC and H77...

Page 41: ...H77 5 3 5 3 Firmware Upgrade Procedure 1 Execute FlashUpgrader exe 2 The window of FlashUpgrader shows up Click Choose to get the file directory...

Page 42: ...4 3 Select pwSDK inf file and open it 4 Select the serial port which is connected with the unit Select baud rate to 115200 don t use other baud rate 5 Click Flash button to start the firmware upgrade...

Page 43: ...gradingFirmwareasfollows Downloadthefile RomCode hex 8 H77isunderupgradingFirmwareasfollows Downloadthefile configdata hex 9 After all files are downloaded enter the service mode to check the F W vers...

Page 44: ...1 Chapter 6 DDC Key in Procedure Hardware EDIDFixture PC DFPtoDVI cable Power Cord Power Adapter RS 232 Cable H77Unit DDC Driver 6 1 Equipment Needed EDID Fixture RS232 Cable Power Adapter DFP to DVI...

Page 45: ...the JP1 and JP5 are close and JP2 is open 3 Connect P1 of the fixture with COM1 port of PC by RS 232 cable Figure 1 4 Connect P3 of fixture withDVI port of H77 by theDFPtoDVI cable 5 Turn on the power...

Page 46: ...H77 6 3 6 3 DDC Key in Procedure 2 Make sure the COM port is link OK Note Don t modify the other setting H77 H77 1 Run H77DDC program in PC Note TheDDC program file use on win98 ME only...

Page 47: ...3 Key in S N into the blank beside Bar Code and then press Enter key on the key boardtobeginprogramming H77 4 Afterfinishingtheaboveaction PASS messagewillappearonthescreen H77 1001 29 2004 A81E429T0A...

Page 48: ...H77 7 1 Appendix A Exploded Overview...

Page 49: ...7 7 H E L U D O M E S A B M O T T O B 4 1 7 7 H E L U D O M E N I G N E 5 1 7 7 H E L U D O M L E N A P T N O R F 6 1 1 0 0 6 0 E 1 8 0 7 7 7 H E L U D O M R E W O P 7 1 7 7 H E L U D O M R E V O C P...

Page 50: ...O P 7 1 0 0 5 1 H 0 8 2 5 0 1 0 2 D O C L E M R C E G N P O S E N I G N E R E V O C P O T 8 1 0 0 2 1 H 0 8 2 5 0 1 0 2 D O C L E M R E B B U R R E D L O H G N I S U O H P M A L 9 1 0 0 3 1 H 0 8 2 5...

Page 51: ...B U R N O C I L I S E S A B E N I G N E 6 1 0 0 5 1 H 0 8 0 7 O C L E M E L U D O M R E D L O H G N I S U O H P M A L Y S S A 0 1 0 2 D 7 1 0 0 5 1 6 6 8 1 6 6 7 H 8 0 t 2 5 0 5 L A T E L T U O R I A...

Page 52: ...E S I O N N O I T P R O S B A T F E L 6 4 2 0 3 2 1 A 0 6 8 i N 4 2 L P 5 0 3 M T U N X E H 7 5 0 0 1 3 4 L F 7 8 I N 5 0 2 3 8 T A L F R E H S A W 8 1 0 0 1 0 6 6 8 1 6 6 7 H 2 1 C D A L A E S A B M...

Page 53: ...D R A O B N I A M 3 1 0 0 4 0 E 1 8 0 7 7 7 H E L U D O M L E N A P R E W O P 4 1 0 0 0 1 H 0 8 1 6 0 1 0 2 D O C L E M 8 0 t 2 5 0 5 L A T E K C A R B R E W O P 5 1 0 0 2 4 6 6 8 1 6 6 7 H 5 1 0 2 4...

Page 54: ...5 0 5 L A B T E K C A R B T N O R F 4 1 0 0 8 0 6 6 8 0 8 6 7 H D R A O B R I A B C P 5 1 0 0 7 0 6 6 8 1 5 6 7 H R 1 2 1 G C P T N O R F R E V O C S N E L R I 6 1 0 0 1 1 H 0 8 2 5 0 1 0 2 D O C L E...

Page 55: ...1 0 2 D O C L E M L E B A L G N I N R A W S P V L 5 1 0 0 2 1 H 0 8 1 5 0 1 0 2 D O C L E M R A L Y M 4 0 t R A L Y M S P V L 6 1 0 0 3 1 H 0 8 1 6 0 1 0 2 D O C L E M 8 0 t 2 5 0 5 L A T E K C A R B...

Page 56: ...1 0 8 5 8 2 4 D B D N E T N O R F D B Y E K m m 0 4 1 h c t i P 5 0 P 4 1 C F F E L B A C 1 3 B X 2 0 6 0 3 2 1 C 1 5 8 i N 6 3 M T W H C E M N A P W E R C S 3 1 0 0 5 0 6 6 8 0 8 6 7 H D R A O B r e...

Page 57: ...1 C C E S E T A L P R A E G T F I H S S N E L 4 1 0 0 5 3 0 0 0 1 6 0 0 6 3 X V E N I G N E R O F 0 3 G N I R E T S U J D A 5 1 0 0 4 2 6 6 8 1 5 6 7 H M O P T 6 5 T 4 2 D I M R A E G 6 0 6 0 3 2 6 A...

Page 58: ...J D A 2 0 5 0 3 2 1 A W 5 8 0 2 0 5 T M L i N 5 3 M P A T N A P W E R C S 3 1 0 0 5 0 6 6 8 1 6 6 7 H 0 1 t 2 5 0 5 L A E T A L P L A T O O F 4 1 0 0 6 0 6 6 8 1 6 6 7 H C 5 4 S D O R W E R C S T O O...

Page 59: ...0 0 0 1 E 1 8 0 7 7 7 H E L U D O M R E V O C P M A L 1 1 3 0 8 2 6 6 8 1 5 7 7 H A 0 7 T C S C 0 0 6 6 C S B A C P R E V O C P M A L 2 1 0 0 4 1 6 6 8 2 5 6 7 H S V C m m 0 0 1 t E S I O N R O F E G...

Page 60: ...P n o i t p i r c s e D 1 0 0 2 1 E 1 8 0 7 7 7 H O C L E M E L U D O M O I 1 1 0 0 0 1 H 0 8 1 5 0 1 0 2 D O C L E M R A L Y M D B O I 2 1 0 0 3 0 E 1 8 0 8 7 7 H D R A O B R O T C E N N O C A B C P...

Page 61: ...p i r c s e D 1 0 0 3 0 6 6 8 0 7 6 7 H E L U D O M T C U D R I A 1 1 0 0 5 0 6 6 8 5 7 6 7 H E L D O M T C U D R I A Y U B 2 1 0 0 5 0 6 6 8 2 5 6 7 H R E B B U R E N O C I L L I S R E B B U R T C U...

Page 62: ...4 0 6 6 8 1 5 0 1 0 2 D O C L E M R E D L O H G N I S U O H P M A L 2 2 0 0 4 0 H 0 8 5 7 E R O C m c 5 3 B L A C I B D H C T I W S E T I M I L Y S S A 7 7 H 6 7 7 2 1 7 2 1 3 1 0 0 6 1 8 5 8 1 5 1 3...

Page 63: ...G T E K S A G 3 1 0 0 9 0 H 0 8 1 5 O C L E M m m 3 0 t R A L Y M R E K C A R B D N A E L U D O M O I 0 1 0 2 D 4 1 0 0 4 1 H 0 8 1 6 0 1 0 2 D O C L E M 8 0 t 2 5 0 5 L A T E K C A R B O I 5 1 0 0 5...

Page 64: ...C S 2 1 0 0 3 0 6 6 8 9 4 E R I W m m 0 2 3 1 T P O 7 5 7 9 9 3 3 A R E W O L B 5 1 0 5 C E D I N H T G N E L 3 1 0 0 2 0 H 0 8 2 5 0 1 0 2 D O C L E M R E B B U R N A F R E W O L B 4 1 0 0 0 1 H 0 8...

Page 65: ...s e D 1 3 0 6 0 6 6 8 5 7 7 7 H A 0 7 T C S C E L U D O M L E N A P O I Y U B 1 1 3 0 2 4 6 6 8 1 5 7 7 H A 0 7 T C S C 0 0 6 6 C S B A C P L E N A P O I 2 1 0 0 4 1 6 6 8 1 5 6 7 H C P K C A B R E V...

Page 66: ...10V 2 220V 0 universal B BIOS version E PCB board version M Mechanical version O Optical version Serial code from 0001 EX A81E429T0AAAA1001 This label A81E429T0AAAA1001 represents the whole serial num...

Page 67: ...m r o f e h T 3 t i n U t n e l l e c x E d o o G r i a F d a B n o i t c u d o r t n I 1 e r u d e c o r P y l b m e s s a s i D 2 g n i t o o h s e l b u o r T 3 e r u d e c o r P t n e m n g i l A...

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