BenQ W700 User manual

1
Applicable Country & Regions:
All Regions
Product Service Manual – Level 2
Service Manual for BenQ:
Projector
W700 < 9H.J5477.000 >
W710ST < 9H.J5177.000 >
Version: 02 - Preliminary
Date:2012/03/29
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 (Sep 2008)
© Copyright BenQ Corporation 2007. All Right Reserved.

2
Content Index
Content IndexContent Index
Content Index
Abbreviations & Acronyms.....…............................. ...... ............................................4
About This Manual....…...............................................................................................5
Trademark….................................................................................................................5
Introduction…………………………………………………………………………...5
Important ervice Information………………………………………………….......5
Rohs (2002/95/EC) Requirements – Applied to all countries require Rohs……....5
afety Notice……………………………………………….……............................6
Compliance tatement……………………………………………………….…....6
General Descriptions….……………………………………………………………....6
Related ervice Information…................................................................................…...6
ervice Web ite...……………..…………………………….…………………….6
Product Overview….…………………………………………………………….…...7
pecifications………………………………………………………………...........8
Input/output connectors..........................................................................................14
Accessories….........................................................................................................14
Accessories Wire Description.................................................................................15
Remote control key definition & IR Key Code............................................16
Control Key Pad and LED......................................................................................18
Timing Table...........................................................................................................19
Projection Dimensions............................................................................................24
Keystone Correction...............................................................................................26
Packing………………………………………………………………………….27
Labels…………………………………………………………………………...29

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Level 1 Cosmetic / Appearance / Alignment
ervice…………………………………………………………….........……….33
Visual Inspection & Cleaning.……………..…………………..……………….33
oftware/Firmware Upgrade Process...……………………………….…….......34
Check Lamp hour information………………….…………………...………...55
Getting to know the lamp hour…………………….…………………...……...57
How to reset lamp hours?......................................................................................58
DLP Projector security………...……………………………...………...…........59
How to enter ervice Mode?.....….……………………….…………….……61
Color wheel delay adjustment/Calibration Procedure…………………...…62
Level 2 Circuit Board and tandard Parts Replacement……………………….…...67
Product Exploded View…….….…………………………………..…….……67
Disassembly / Assembly………………………………….…………..………..68
Block Diagram…………………………………………….……………..…....87
Troubleshooting………………………………………………………….…....88
LED Messages Definition…………….................................................................93
Appendix 1 – crew List / Torque. .…. .…. .….….…..….…......…………..…...94
Appendix 2 – R 232 /LAN FW /EDID Data.…...….....………..….....…...95
Appendix 3 – Ceiling Mount Drawing...……………..……………….…...….136
Appendix 4 – Fans Definition…...……………..………………...…….…...….137
Revised History
Ver. Description
00 Draft Edit – 05-10-2011
01 Preliminary Edit-07-19-2011
Power consumption / RS232 command / EDID code modify.
02 Page129, adding the Error Code

4
Abbreviations & Acronyms
A
A/D Analog to Digital
B
BenQ BenQ Corporation
D
DLP Digital Light Processing
/ Texas Instruments®
DMD Digital Micro mirror Device
P
POM Pond of Mirrors
R
RS232 Interface Between Data terminal Equipment
and Data Communications Equipment
Employing Serial Binary Data Interchange
S
SVGA Super Video Graphics Array, A screen
resolution of 800 x 600 pixels.
V
VGA Video Graphics Array. A screen resolution of
640x480 pixels.
X
XGA A screen resolution of 1024x768 pixels.

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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.

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Safety Notice
1 Make sure your working environment is dry and clean, and meets all government safety
requirements.
2 Ensure that other persons are safe while you are servicing the product.
3 DO NOT perform any action that may cause a hazard to the customer or make the
product unsafe.
4 Use proper safety devices to ensure your personal safety.
5 Always use approved tools and test equipment for servicing.
6 Never assume the product’s power is disconnected from the mains power supply. Check
that it is disconnected before opening the product’s cabinet.
7 Modules containing electrical components are sensitive to electrostatic discharge (ESD).
Follow ESD safety procedures while handling these parts.
8 Some 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.
9 Refer 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

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Product Overview
The projector consists of the DLP projector controller, Lamp controller,
Power supply system, And the system cooling controller.
The DLP controller captures the digital PC date and video date And converts them into the
DMD display device.
The lamp controller controls the lamp’s power and synchronizes its frequency whit color
display sequence.
Power supply unit controls the AC line power factor and converts primary voltage to
secondary low voltage for digital board.
The system cooling controller drives the airflow to cool the lamp’s heat and electrical
component’s heat.

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Sp ecif icat ions
General
Product
N
ame
Digital Projector
Model
N
ame
W700
W710
ST
Optical
Resolution 1280 x 720
(720p) 1280 x 720
(720p)
1
Display System 1-CHIP DMD
Lens F/Number F=2.52 to 2.73
f=21.8 to 24 mm F=2.77
f=10.16 to 11.16mm
Lamp
1
90
W
24
0W
Electrical
Power
S
upply
AC100
~
240V, 50/60 Hz (Automatic)
Power
Consumption 260W (Max) < 1W @ 240Vac 50Hz 300W (Max) < 1W @ 240Vac 50Hz
Mechanical
Dimensions
330
mm
(W) x 119.5
mm (H) x 2
47
mm (D)
Weight
8
lbs (
3.63
Kg)
Input Terminal
Computer
I
nput
RGB
I
nput
D
-
Sub 15
-
pin (female) x 1
Video
S
ignal
I
nput
HDMI
Scre
w type x 2
COMPNENT
RCA jack x 3
S
-
VIDEO
Mini DIN 4
-
pin port x 1
VIDEO
RCA jack
SD/HDTV
Signal Input Analog – D-Sub <–> Component RCA jack x 3 (Through COMPUTER 1)
Audio
I
nput
Mini
J
ack x 1, RCA
J
ack x 2
Output Terminal
Audio
O
utput
Mini jack x 1
S
peaker
10W mono speaker
Control Terminal
USB
Type B
RS
-
232
S
erial
9 pin x 1
Environmental Requirements
Operating
5
℃
℃℃
℃
~
35
℃
℃℃
℃
at sea level
Operating Relative
Humidity 10%~85% (without condensation)
Operating altitude 0~1499 m at 5℃
℃℃
℃~28℃
℃℃
℃
1500~3000 m at 5℃
℃℃
℃~23℃
℃℃
℃(with High Altitude Mode on)

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A. Optical
1. W700: 190W and MP710ST: 240W AC lamp system
2. Non-telemetric Optical Engine
3. Typical W700: 2000 / W710ST: 2250 ANSI Lumens
4. Typical 75% JBMMA brightness uniformity
5. Typical peak contrast ratio: 7500:1
B. M ec h anical
1. 330mm x 247mm x 119.5mm
2. Weight: 3.64Kg (≦8.0 lbs)
3. Clear indications for computer or video inputs, keypad inputs intuitive
4. Noise level: W700_ ECO: Typ: 31dB, Max: 33dB/ Normal: Typ: 33dB, Max: 35dB
W710ST_ ECO: Typ: 31dB, Max: 33dB/ Normal: Typ: 33dB, Max: 35dB
C. Electr ical
1. Computer input (HD-15_RGB connector)
2. 720p native resolution (VGA, SVGA, SXGA resizing)
3. Video/Audio input (Video: RCA x1, S-video x1, Audio: RCA x2, Stereo mini audio jack x2)
4. NTSC, NTSC4.43, PAL, PAL-N, PAL-M, PAL-BGHI and SECAM compatible
5. Aspect ratio 16:9
6. Support SDTV/EDTV/HDTV
7. The audio system also supports adjustable audio output control.
8. The projector has 3 LED:
(1) Power – (Green/Red/Orange LED)
(2) Temp – (Green/Red LED)
(3) Lamp – (Green/Red/Orange LED)
9. IR Sensitivity: Angle: +/- 15°--->7M/ 0°--->10M
D. Power Supply
Auto-Ranging from 100 - 240 VAC @ 50 - 60 Hz
Max Rating from 90 to 264 VAC @ 50 - 60 Hz.

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E. O p t i cal Engi ne
W700
Spec. Unit Min. Max. Typical Notes
F # NA 2.52~2.73
Focal Length mm 21.8~24
Zoom Ratio 1:1.15
Offset % 136%
Best Focus
Range(Wide/Tele) m 1 10
Keystone Distortion % +/- 1% max
Light Leakage lm Lower than 50% of center brightness @
center
Flare pixel 4
Defocus pixel 3
Light Tunnel mm 25*6.5*3.6
W710ST
Spec. Unit Min. Max. Typical Notes
F # NA 2.77
Focal Length mm 10.16~11.16
Zoom Ratio NA
Offset % 136%
Best Focus
Range(Wide/Tele) m 0.6 3
Keystone Distortion % +/- 1% max
Light Leakage lm Lower than 50% of center brightness @
center
Flare pixel 4
Defocus pixel 3
Light Tunnel mm 25*6.5*3.6
F. C o lo r W h eel
Spec. Un i t Min. Max. Typical Notes
Motor Speed RPM 7200
Color Segment RGBCMY 6 segments
Filter Segment R102G84B76C36M24Y38
Filter Diameter mm 45