BenQ MP512 - SVGA DLP Projector Manual de usuario

Applicable Country & Regions:

All Regions

Product Service Manual – Level 2

Service Manual for BenQ:

Projector/MP512

<9H.Y1277.000>

Version: 00a

Date:2008/06/12

Notice:

For RO to input specific “Legal Requirement” in specific NS regarding to responsibility and liability

statements.

Please check BenQ’s eSupport web site, http://esupport.benq.com, to ensure that you have the most

recent version of this manual.

First Edition (Jun 2008)

Content Index

Abbreviations & Acronyms………………………………………………………….…...3

About This Manual………………………………………………………………….…...4

Trademark…………………………………………………………………………...4

Introduction……………………………………………………………………………...4

Important Service Information………………………………………….……….....4

RoHS (2002/95/EC) Requirements – Applied to all countries require RoHS………4

Safety Notice............................................................................................................…...5

Compliance Statement……………………………………………………….……..5

General Descriptions…………………………………………………………………….5

Related Service Information……………………………………………………………..5

Service Web Site…………………………………………………………………….5

Product Overview………………………………………………………………………..6

Specifications……………………………………………………………………….6

Packing……………………………………………………………………………17

Customer Acceptance……………………………………………………………..23

Level 1 Cosmetic / Appearance / Alignment Service……..……………………..………26

Operational Inspection Criteria.................................................................................26

Software/Firmware Upgrade Process…………………………………………......30

Adjustment / Alignment Procedure………………………………………………36

Level 2 Circuit Board and Standard Parts Replacement…..…………………………….43

Product Exploded View……….………………………………………………..…43

Module 1 – Total Exploded View...……..………..……….…………………43

Module 2 – ASSY UPPER CASE……………………………………………45

Module 3 – ASSY LOWER CASE………………..……………………….....46

Module 4 – ASSY FRONT CASE…….……………………………...……….47

Product Disassembly/Assembly…………………..…………………………48

Module Assembly Key Point – Optical Engine...……..…………………53

Module Assembly Key Point – Mechanical…………..…….……………70

Block Diagram……………………………………………….…………………...80

Troubleshooting………………………………………………………………......82

Appendix 1 – Screw List / Torque…………………….…..…………………………….90

Appendix 2 – Code List: IR / RS232 / DDC Table………...…………………..………...92

Abbreviations & Acronyms

A/D

nalog to Digital

BenQ BenQ Corporation

DLP Digital Light Processing /

Texas Instruments®

DMD Digital Micro mirror Device

DVI Digital Video Interface

DVI-I Digital Video Interface-Integrated

POM Pond of Mirrors

RS232 Interface Between Data terminal Equipment and

Data Communications Equipment Employing

Serial Binary Data Interchange

SVGA Super Video Graphics Array, A screen resolution

of 800 x 600 pixels.

SXGA Super XGA. A screen resolution of 1280x1024

pixels.

VGA

ideo Graphics Array. A screen resolution of

640x480 pixels.

XGA

screen resolution of 1024x768 pixels.

About This Manual

This manual contains information about maintenance and service of BenQ products. Use this

manual to perform diagnostics tests, troubleshoot problems, and align the BenQ product.

Important

Only trained service personnel who are familiar with this BenQ Product shall perform

service or maintenance to it. Before performing any maintenance or service, the

engineer MUST read the “Important Safety Information”

Trademark

The following terms are trademarks of BenQ Corporation:

BenQ

Other companies, products, or service names may be the trademarks of their respective companies.

Introduction

This section contains general service information, please read through carefully. It should be stored

for easy access place.

Important Service Information

RoHS (2002/95/EC) Requirements – Applied to all countries require RoHS.

The RoHS (Restriction of Hazardous Substance in Electrical and Electronic Equipment Directive) is a

legal requirement by EU (European Union) for the global electronics industry which sold in EU and

some counties also require this requirement. Any electrical and electronics products launched in

the market after June 2006 should meet this RoHS requirements. Products launched in the market

before June 2006 are not required to compliant with RoHS parts. If the original parts are not RoHS

complaints, the replacement parts can be non ROHS complaints, but if the original parts are RoHS

compliant, the replacement parts MUST be RoHS complaints.

If the product service or maintenance require replacing any parts, please confirming the RoHS

requirement before replace them.

Safety Notice

1Make sure your working environment is dry and clean, and meets all government safety

requirements.

2Ensure that other persons are safe while you are servicing the product.

3DO NOT perform any action that may cause a hazard to the customer or make the product

unsafe.

4Use proper safety devices to ensure your personal safety.

5Always use approved tools and test equipment for servicing.

6Never assume the product’s power is disconnected from the mains power supply. Check that it is

disconnected before opening the product’s cabinet.

7Modules containing electrical components are sensitive to electrostatic discharge (ESD). Follow

ESD safety procedures while handling these parts.

8Some products contain more than one battery. Do not disassemble any battery, or expose it to

high temperatures such as throwing into fire or it may explode.

9Refer to government requirements for battery recycling or disposal.

Compliance Statement

Caution: This Optical Storage Product contains a Laser device. Refer to the product specifications

and your local Laser Safety Compliance Requirements.

General Descriptions

This Service Manual contains general information. There are 2 levels of service:

Level 1: Cosmetic / Appearance / Alignment Service

Level 2: Circuit Board or Standard Parts Replacement

Related Service Information

Service Web Site

BenQ Global Service Website: http://support.benq.com/front/benqmain.asp

eSupport Website: http://esupport.benq.com/v2

Product Overview

Specifications:

1.0 Optical Performance

2.0 Image Quality

3.0 Mechanical Specification

4.0 Packaging

5.0 Thermal Specification

6.0 Environmental

7.0 Regulatory

8.0 Reliability

9.0 Power Requirements

10.0 Panel Specification

11.0 Compatibility

12.0 Image Interface

13.0 Control Interface

14.0 User Interface

1.0 Optical Performance Tested under 60” (diagonal) ima

e size with Wide projection lens

position unless other specified.

1.1 ANSI Brightness

Minimum 1760 Lumens

1.2 Brightness Uniformity

1.2.1 ANSI Uniformity

Minimum 55%

1.2.2 JBMA Uniformit

Minimum 70%

1.2.3 Uppe

-Down

unbalance 0.5~2

1.2.4 Left-Right

unbalance 0.6~1.67

1.3 Contrast Ratio

1.3.1 ANSI Contrast

Minimum 150:1

1.3.2 FOFO Contrast

Minimum 1200:1

1.3.3 Dynamic C/

Minimum 1450:1

1.4 Light Leakage

1.4.1 Light Leakage in Active

Area

<0.5 lux compared to center point within 60” (Diagonal at 2.4m)

image size. Note: This light leakage in Active area is only

described as the spot light with obvious shape. It is not included

the uniformity difference of the projector for black pattern.

1.4.2 Light Leakage out of

Active Area

(Except DMD Defect)

<0.65 lux with 50”~80“(Diagonal at 2m) image size

1.5 Color Reference meter: BenQ YM5A/Measurement Center Integral

sphere

1.5.1 White

0.313±0.04

0.350±0.04

1.5.2 Red

0.640±0.04

0.345±0.04

1.5.3 Green

0.345±0.04

0.533±0.04

1.5.4 Blue 0.144±0.04

0.075±0.04

1.6 Color Uniformity X

1.6.1 White 0.040

0.040

1.6.2 Red

0.040

1.6.3 Green 0.040

0.040

1.6.4 Blue 0.040

0.040

1.7 Color Gamut typical 55% compare NTSC

2.0 Image Quality

2.1 Throw Ratio 50”±5% Diagonal at 2m

2.2 Zoom Ratio (tolerance

applied) 1(Fixed)

2.3 Distortion

2.3.1 Keystone Distortion <1.0%

2.3.2 Vertical TV Distortion <1.0%

2.4 Projection Offset 120% ±5%

2.5 Focus Range

2.5.1 Visible Range

1~8 m

2.5.2

Clearly Focus Range 1.5~6 m(Spec. defined as item 2.6)

2.6 Focus

2.6.1 区Pattern (1)If pattern can be uniformly focused, pass!

(2)If not, check 2.6.2

2.6.2 Defocus and Flare Defocus: R<=3.0; G<=3.0; B<=3.0 pixel

Flare: R<=4.0; G<=4.0; B<=4.0 pixel

Slight

flare is not counted as flare.

2.6.3 Focus unbalance Adjust focus from near to far until one corner clear, difference less

than 50 cm

2.7 Lateral Color

Center of

49”diagonal area All other area

-G

<2/3

G-B

<2/3

-B

2.8 Image Quality

2.8.1

DMD Image Qualit

2.8.2

Image Imperfection

2.8.3 Image Shadow or Blur

setups

1. 50” (Diagonal at 2m) image size.

2. Default preset mode “ Dynamic”

3. Full white pattern to check the image.

Let the projector on the desk (don’t move it up/down or left/

right) and just inspect the pattern.

4. Compare to the limit sample of OOB. (Right side blur sample

→MP611 S/N: 245747-00013; Bottom side blur sample →

MP611 S/N: PDM8601819SU0) If blur or shadow worse than

OOB, than NG

3.0 Mechanical Specification

3.1 Dimensions 255 x 214 x 90

mm (L x W x H)

3.2 Weight <2500g

3.3 Security Slot Kensington compatible slot 150N break away force

3.5 Lens Cover Lens Cover (Refer to C109)

3.6 Feet Fast adjustable foot in front, Adjustable foot and Fixed foot in

rear. foot Tilt:0-6∘,right/left: +2.2∘/-0.5∘

4.0 Packaging Detail refer to C309 (Packing Description)

4.1 Outside Dimensions 325 x 165 x 297mm

(L x W x H)

4.2 Weight <3700g

4.3 Transportation

40 feet container 3528 sets, 20 feet container 1708 sets

By air(A pallet ) 48 sets (C pallet ) 56 sets

(B pallet ) 40 sets

5.0 Thermal Specification Mechanical component temperature at ambience 0~40℃

5.1 Surface held or touched

for short periods

Normal surface:

Metal < 60°C; Plastic<85°C

Bottom surface: @ 25°C

Metal < 55°C; Plastic<70°C

5.2 Surface which may be

touched

Metal

Plastic

<70°C <95°C

5.3 Exhaust Air <95°C

6.0 Environmental

6.1 Temperature Operating 0~40°C, without condensation

Storage

-20~60°C, without condensation

6.2 Humidity Operatin

10~90%RH, without condensation

Storage

10~90%RH, without condensation

6.3 Audible Noise Level Typical Normal mode: 31dBA @ 25°C

Eco mode: 26dBA @ 25°C

Maximum Normal mode: 33dBA @ 25°C

Eco mode: 28dBA @ 25°C

6.4 Altitude

Operating:

Without high altitude mode 0°C~35°C @ 0~1499m above sea

level

With high altitude mode 0°C~30°C @ 1500~3000m above sea

level

Non-operating:

30℃@0~12,200m above sea level

7.0 Regulatory

Safety

cTUVus, TUV-GS, CCC, CB Report, PSE, GOST-R,

PSB, SASO, eK, TUV-Argentina, CE, NOM

EMC FCC Class B requirements, C-Tick, VCCI, CE

ESD Qisda ESD Specification

8.0 Reliability

8.1 MTBF 40000 hours except DMD chip, Color wheel, Lamp, Fan and

Ballast

8.2 Lamp Lifetime Normal : 3000 hours (50% brightness maintenance)

Eco: 4000 hours

9.0 Power Requirements

Adhere to Appendix

9.1 Power Supply (Normal) VAC 100

–

240 (50/60Hz),

9.2 Power consumption Typical

280W Max.

Standb

5W Max.

9.3 Power Connector IEC-06

10.0 Panel Specification

10.1 Type 0.55” SVGA LVDS Type-X DMD

10.2 Pixels H: 800 X V: 600

10.3 Color Depth 24 Bits (16770000 colors)

11.0 Compatibility

Appendix

11.1 PC PC Compatible 640X480 Æ1024X768, compressed 1280X1024;

Composite-Sync; Sync-on-Green; Interlace Mode (8514A);

11.2 Video NTSC/ NTSC4.43/ PAL (Including PAL-M, PAL-N)/ SECAM/

PAL60/

11.3 YpbPr NTSC (480i)/ 480p/ PAL (576i)/ 576p, HDTV (720p/ 1080i)

11.4 DDC EDID 1.3

12.0 Image Interface Adhere to Appendix

12.1 Analog RGB Input

15 pin D-Sub (Female) x 1

G(Y): Video amplitude 0.7/1.0 Vp-p : Impedance 75　

RB(CbCr): Video amplitude 0.7 Vp-p : Impedance 75　

HD/VD/CS: TTL Level

12.2 Video Input RCA jack (Yellow)

Video amplitude 1.0 V

: Impedance 75Ω

12.3 S-Video Input

4 pin Mini-Din (Female)

Y: Luminance amplitude 1.0 Vp-p : Impedance 75Ω

C: Chroma amplitude 0.286 V

: Impedance

75Ω

12.4 YPbPr Input 15 pin D-Sub (Female) x 1

Y: Luminance amplitude 1.0 Vp-p: Impedance 75Ω

PbPr/CbCr: Chroma amplitude 0.7 V

: Impedance 75Ω

12.5 Analog RGB Output 15 pin D-Sub (Female) x 1

G(Y): Video amplitude 0.7/1.0 Vp-p : Impedance 75　

RB(CbCr): Video amplitude 0.7 Vp-p : Impedance 75　

HD/VD/CS: TTL Level

13.0 Control Interface

13.1 IR Receiver IR Receiver x1 (Front) Angle: ±30°Distance 0~8m

13.2 Serial Connector

RS232 9pin, command table adhere to Appendix

14.0 User Interface Adhere to Appendix A

14.1 Operator Keypad

10 Keys:

Power ; Source ; Auto ; Blank ; Menu/Exit ; Left/Q?; Right/Panel

Key lock ; Up(Keystone+) ; Down(Keystone-) ; Mode

14.2 Indicators 3 LEDs:

Power On/Off Status; Lamp Status; Temperature Status

14.3 Electric Keystone

vertical keystone and adjustable range ±25°

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