Optoma EP719H User manual

Prepared by SI :

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Prepared by TSE :

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Checked by :

________________________________________

Approved by :

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Model Name : EP719H

Date Version Description

2006/08/22 V1.0 Initial Issue

SERVICE MANUAL

Preface

This manual is applied to EP719H 0.55” DMD XGA Micro Portable Projection

system. The manual gives you a brief description of basic technical information to help in

service and maintain the product.

Your customers will appreciate the quick response time when you immediately

identify problems that occur 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 background.

Please send the product back to the distributor for repairing and do not attempt to do

anything that is complex or is not mentioned in the troubleshooting.

Notice:

The information found in this manual is subject to change without prior notice. Any

subsequent changes made to the data herein will be incorporated in future edition.

EP719H Service Manual

Manual Version 1.0

P/N#36.85R03G001

EP719H

Condential

Table of Contents

Chapter 1 Introduction 1-1

Highlight 1-1

Computer Compatible 1-5

Chapter 2 Disassembly Procedure 2-1

Equipment Needed 2-1

Remove Lamp and Lamp Cover 2-2

Remove Elevator Module 2-3

Remove Rear Cover 2-6

Remove Top Cover 2-7

Remove Keypad Board and Keypad LED Lens Rubber 2-8

Remove Shield and Speaker 2-9

Remove Fan Module 2-10

Remove Front Cover 2-13

Remove Lamp Driver 2-14

Remove LVPS 2-15

Remove Lamp Housing and Lamp Fans 2-16

Remove Engine 2-18

Remove Thermal Switch and Light Cut 2-19

Remove Color Wheel and Photo Sensor 2-20

Remove Zoom Ring and Focus Ring 2-21

Remove DMD Board 2-22

Remove Remove Fan Module and Bottom Cover 2-23

Chapter 3 Troubleshooting 3-1

Equipment Needed 3-1

Main procedure 3-1

Condential EP719H

III

Chapter 4 Function Test and Alignment Procedure 4-1

Test Equipment Needed 4-1

Service Mode 4-1

Test Condition 4-2

Inspection Procedure 4-2

Chapter 5 Firmware Upgrade Procedure 5-1

Equipment Needed 5-1

Firmware Upgrade Mode 5-1

Installation Procedure 5-2

Firmware Upgrade Procedure 5-5

Chapter 6 EDID Upgrade 6-1

EDID Introduction 6-1

Equipment Needed 6-1

Setup Procedure 6-2

EDID Key-In Procedure 6-3

Appendix Appendix A 7-1

Exploded Overview 7-1

Appendix B

PCBA Code Denition 8-1

Appendix C

Serial Number System Denition 8-2

Reader’s Response 8-3

EP719H

Condential

1-1 EP719H

Conﬁdential

Chapter 1

Introduction

1-1 Highlight

No Item Description

1 Dimensions (WxHxD) - 230 mm x 215 mm (include focus ring and I/O

connector) x 96 mm

2 Weight - Approx. 4.6 lbs.

3 Cooling system - Advanced air ﬂow

- Two fans with low system acoustic noise level

- Temperature control circuits with adaptive voltage

control fan speed

- Maximum touch temperature follows UL 60950

4 Lamp housing - Lamp could be changed by customer, but should follow

the user manual instruction.

- Replaceable Lamp should be provided by Coretronic or

its authorized agencies

5 Tilt Angle - 6 degree with elevator mechanism

6 Keystone correction - +/ -15 degree

7 Color - Top & bottom cover : Silver painting

- Front & back cover : Dark gray

8 Materials - PC MN3600 for top cover/bottom cover/rear cover

- PC MN3600 for front cover

1-2 EP719HConﬁdential

NO Item Description

9 Lamp Door Protection - Lamp power supply shut off automatically when door

open

10 Power Supply - Universal AC 100--240V ~ 50 / 60 Hz with PFC input

- 230W for Phoenix Lamp @ normal operation

- Variance FAN speed control ( Depend on temperature

variance)

11 Power Consumption - 307 Watt +/- 10% at normal operation

- Standby mode < 7W

12 Terminals - One 29-pin DVI-I connector for Digital signal with

HDCP

- One D-Sub 15-pin female connector for analog RGB /

HDTV / compoment video / SCART RGBSync

- One separate D-sub 15p connector for 2nd VGA in

- One D-Sub 15-pin female connector for monitor output

- One RCA Jack for Composite Video Input

- One Mini DIN 4-pin for S-Video Input

- One Phone Jack for audio input

- One Phone Jack for audio output

- One Mini DIN 3-pin for RS-232 connecting

13 Input signal spec - PC Signal (analog)

- Hsync Frequency 31.35k ~ 80 kHz

- Vsync Frequency 56 ~ 85 Hz

- Video Signal RGB (PC)

- Analog RGB 0.7Vp-p, 75 ohm

- Analog RGB 1Vp-p, 75 ohm, Sync. signal

- Separate TTL H,V Sync.

- Composite TTL Sync.

- Video

- Composite video 1Vp-p,75 ohm

- S-video Luminance 0.714Vp-p,75 ohm

- Chrominance 0.286Vp-p,75 ohm

14 System Controller - TI DDP2000

15 Video Compatibility - Standards :

NTSC: M (3.58MHz), 4.43 MHz

PAL: B, D, G, H, I, M, N

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

HDTV: 480i/p, 576i/p, 720p, 1080i

1-3 EP719H

Conﬁdential

NO Item Description

16 XGA / Compression - by using “DDP2000” Chips to compress SXGA image

into XGA display

17 Control Key Pad - Power / Standby

- Directional keys ( UP/DOWN/RIGHT/LEFT keys )

- Enter

- Source ( LEFT key )

- Menu

18 Wireless Remote

Controller - Power-on/off

- AV Mute

- Re-sync

- Wide

- Freeze

- Display mode

- Zoom +

- Zoom -

- Volume +

- Volume -

- Keystone +

- Keystone -

- Enter

- Directional keys ( up[0] / down[3] / left[1] / right[2] )

- Menu

- Clear

- VGA1[4]

- Source Lock[5]

- S-Video[6]

- VGA2[7]

- DVI[8]

- Video[9]

19 Indicator - “ Lamp” Red

- “ Temp” Red

- “ Power” Green & Red

Standby --- Steady Red

Warm Up --- Flashing Green

Normal Operating --- Steady Green

Cooling --- Flashing Red

1-4 EP719HConﬁdential

No Item Description

20 On-Screen Display

Menu - 18 languages selection

English, French, German, Italian, Spanish, Portuguese,

Dutch, Swedish, Finnish, Greek, Danish, Norwegian,

Polish, Russian , Traditional Chinese, Simpliﬁed Chi-

nese, Japanese, Korea

21 Audio - One 8 ohm 2W speaker

22 Projection lens - F# 2.35 – 2.47, f = 21.83 ~ 23.81 mm .

1.10X Manual Zoom Lens.

23 Projection Image Size - Adjustable from 34.67” to 305” (Diagonal)

24 Throw Distance - Suggested throw distance:

1.5~10m (Optical Performance)

1.5~12m (Mechanical travel)

25 Brightness - 2150 ANSI Lumens ( Average )

- 1700 ANSI Lumens ( Minimum )

26 Contrast - 1700:1 Typical (Full on / full off)

- 1000:1 Minimum (Full on / full off)

27 Uniformity - 80% Typical(Japan Standard)

- 70% Minimum (Japan Standard)

1-5 EP719H

Conﬁdential

1-2 Computer Compatible (Analog)

Compatibility Resolution V-Sync (Hz)50

VGA 640 x 350 70

640 x 350 85

640 x 400 85

640 x 480 60

640 x 480 72

640 x 480 75

640 x 480 85

720 x 400 70

720 x 400 85

SVGA 800 x 600 56

800 x 600 60

800 x 600 72

800 x 600 75

800 x 600 85

XGA 1024 x 768 60

1024 x 768 70

1024 x 768 75

1024 x 768 85

SXGA 1152 x 864 70

1152 x 864 75

1152 x 864 85

1280 x 1024 60

1280 x 1024 75

1-6 EP719HConﬁdential

Compatibility Resolution V-Sync (Hz)50

SXGA+ 1400 x 1050 60

MAC LC 13” 640 x 480 66.66

MAC II 13” 640 x 480 66.68

MAC 16” 832 x 624 74.55

MAC 19” 1024 x 768 75

MAC 1152 x 870 75.06

MAC G4 640 x 480 60

i Mac DV 1024 x 768 75

i Mac DV 1152 x 870 75

i Mac DV 1280 x 960 60

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