Optoma H31 Manuale utente

Model Name : H31

SERVICE MANUAL

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30/10/50020.1VeussIlaitinI

Document #81G-G04-01A . P/N : 36.81G03.001

Prepared by SI :

________________________________________

Prepared by TSE :

________________________________________

Check by :

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Approved by :

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ThismanualisappliedtoH31480P”DMDSVGA HomeTheater Projector with digital imagingfunctional-

itybasedonDigitalMicro-mirrorDevice(DMD)technology. It’sthemode ofsingle Panel,200 watt lamp

and854(H) x 480(V)resolution. Themanual givesyoua brief descriptionofbasic technical informationto

helpinserviceandmaintainingtheproduct.

Yourcustomerswillappreciatethequickresponsetimewhenyouimmediatelyidentifyproblemsthatoccur

withour products. We expect your customerswill appreciate the service thatyou offer them.

This manual is for technicians and people who have an electronic background. Send the product back to

thedistributor forrepairingand do notattemptto doanything thatis complexor isnot mentioned in the

troubleshooting.

NOTICE:

Theinformationfoundinthismanualissubjecttochangewithoutpriornotice.Anysubsequentchanges

made to thedatahereinwillbeincorporated in furtheredition.

AllRightsReserved

ManualVersion1.0

Document #81G-G04-01A

Preface

H31I

H31II

Table of Contents

Chapter 1 Introduction 1-1

Product Highlights 1-1

Machanical Specifications 1-1

Electrical Specifications 1-2

Optical Specifications 1-2

Environmental Specifications 1-3

Chapter 2 Disassembly Procedure 2-1

Disassemble Lamp Module and Top Cover 2-1

Disassemble Keypad Board,Rear Cover, Main BD

and I/O BD 2-3

Disassemble Ballast, Thermal Switch, 60*20 intermedia Fan,

Front Fan Module and FanGuider Module. 2-6

Disassemble Color Wheel, Engine, Photo Sensor,DMDchip,

Blower Fan, Limit Switch, Elevator Foot Module and Bottom

Cover 2-10

Chapter 3 Troubleshooting 3-1

Equipment Needed 3-1

Main Procedure 3-1

Chapter 4 Function Test and Alignment Procedure 4-1

Product 4-1

Test Equipment 4-1

Test Condition 4-1

Service Mode Method 4-2

TestDisplay Modes & Pattern 4-2

Inspection Procedure 4-5

Chapter 5 Firmware Upgrade Procedure 5-1

Equipment Needed 5-1

Setup Procedure 5-1

Upgrading Procedure 5-2

Chapter 6 DDC Key-in Procedure 6-1

EquipmentNeeded 6-1

Setup Procedure 6-2

DDC Key-in Procedure 6-3

Appendix A Exploded Diagram 7-1

Appendix B Serial Number System Definition 7-19

SerialNumber Format for Projector 7-19

Appendix C Borad S/N Coding 7-20

Reader’s Response 7-21

III H31

H311-1

Coretronic Corporation

Chapter 1

Introduction

1-1 Product Highlights

- One panel 480P"DMDSVGAprojection system with 580ANSI lumens (Typical) and 490

ANSIlumens.(minimum)

- 200 Watt Lamp

- LightweightApprox.4.6lbs.

- True 800 * 480 resolution, 16.7MTrue colors

- Withup, down,left, andrightscreen reverse

- Build-infull screenNTSC / PAL/ SECAMvideo capability with S-video/ Composite/

ComponentandHDTVterminals

- SXGA/XGA/SVGA compatibilitywithoneD-subinput terminal

- Autoimage re-sizing to854 *480 full screen

- Manualfocusprojection

- Autodetectionofcomputersignalinput

- AutoImagesynchronization(Auto-tracking/frequency/positionadjustment)

- Eco mode supports

1-2 Mechanical Specifications

Dimensions(LxWxH) - External10.7*8.3*3.4 inches (272*210*86mm)

Weight - Approximate 4.6 lbs. (2.1 Kg)

CoolingSystem - Fourfanswithlowsystemacousticnoiselevel

- Temperaturecontrolcircuitswithadaptivevoltagecontrol

fan speed

Tilt Angle - 11 degreewithelevatormechanism

Keystonecorrection - +/- 16 degrees (32 degrees)

Lamp Door Protection - Lamppowersupplyshutoffautomaticallywhendooropen

H311-2

Coretronic Corporation

1-3 Electrical Specifications

PowerSupply

- UniversalAC 100—240V, 50/60 Hz

- 200W Lamp

- Variance FANspeed control (Depend on temperature variant)

Terminals

- DVI - I with HDCP(support SCARTRGB)

- CompositeVideoInput

- S-Video Input (MiniDIN 4-pin *1)

- YPbPr RCA (support 480i/p, 576i/p, 720p, 1080i)

- RS 232 C

Video Compatibility

- Standards:

NTSC M(3.58 MHz), 4.43 MHz

PAL B, D,G, K, I, M, N

SECAM B,D, G, K, K1, L

HDTV 480p, 576i/p720p, 1080i

1-4 Optical Specifications

ProjectionLens - ThrowRatio=1.65~2.0:1

ProjectionLens - Adjustablefrom31.8”to330.6” (Diagonal)

ThrowDistance - 1.4~12m

Brightness - 580ANSILumens,Typical,

- 490ANSILumens,Minimum

Contrast - 1500 : 1 Typical

- 1100:1Minimum

Uniformity - 90% Typical (Japan standard)

- 65% Minimum (Japan Standard)

H311-3

Coretronic Corporation

1-5 Environmental Specifications

Temperature:

- Operating : 5° to 35°C

- Storage : -20° to 60°C

MaximumHumidity

- Operating : 5° to 35°C, 80%RH (max), non-condensing

- Storage : -20° to 60°C, 80%RH (max), non-condensing

AcousticNoiseLevel:

- 36 ±2 dbA (typical @ 23 + 2° C)

LampLife:

- 2000 hours typical, 50% survival rate (Brite Mode)

- 3000 hours typical, 50% survival rate (Normal Mode)

Altitude:

- Operating : 0 ~ 2,500 ft 5~35° C

2,500 ~ 5,000 ft 5~30° C

5,000 ~ 10,000 ft 5~25° C

- Storage : 40,000 ft

H312-1

Coretronic Corporation

Chapter 2

Disassembly Procedure

2-1 Disassemble Lamp Module and Top Cover

Step1: Turn unit to bottom side and unscrew one screw to remove Lamp Cover

LampCover

Step2: Unscrew three screws to remove Lamp Module.

LampModule

H312-2

Coretronic Corporation

Step3: Unscrew four screws and unplug one connector to removeTop Cover .

TopCover

H312-3

Coretronic Corporation

2-2 Disassemble Keypad Board, Rear Cover and

IO Board and Main Board

Step1: Disconnectthe cable andtear off themylar.

Insulator Mylar Cable FFC

Step2: Unsrew three screws to take off Keypad Board.

Keypad Board

Keypad Buttom

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