Acer K10 Schematic

Acer K10
Service Manual
100%
Recycled Paper
Date:2008/12/31
K10
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Update History
2008/12/31 First edition completed
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Safety Instructions
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Conventions
The following conventions are used in this manual
Screen Messages
Denote
actual
messages
that
appear on screen.
Note
Give bits and
pieces
of add
itional
information
relatedtohe
current topic.
Warning
Alert
you any damage
thatmi
ght result form doing or not
doing
specific
actions.
Caution
Give precautionary measures to avoid possible hardware or software problems.
Important
Remi
nd you doing
specific
actions
relevant
to
the
accomplishment
of procedures.
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Contents
1 System Introduction ................................ ................................ ................................ ................1
1.1 Technical Specification
................................ ................................ ................................1
1.2 System Block Diagram................................ ................................ ................................ .4
2 Firmware Upgraded Flow ................................ ................................ ................................ .......5
2.1 Check FW version ................................ ................................................................ ........5
2.2 Setup Tool/Equipment ................................ ................................ ................................ .5
2.3 Upgrading Procedure ................................ ................................ ...................................5
3 Machine Disassembly and Replacement
................................ ................................ ..........10
3.1 Tools................................ ................................ ................................ ............................. 10
3.2 Disassembly Procedure................................ ............................................................. 10
3.3 Mechanical Drawing
................................ ................................ ..................................16
4 Troubleshooting and Verifying the Repair ................................ ................................ .........17
4.1 Troubleshooting ................................ ................................ ................................ ........17
4.2
Verifying the Repair................................ ................................ ................................ ....23
5
Connector Information ................................ ................................ ................................ .........26
5.1 Main Board
................................ ................................ .................................................26
5.2 LED Drive Board
................................ ................................ ........................................27
Appendix A: Measurement method and Formula ................................ ...........................................28
1. Bightness measurement ................................ ................................ ................................ .28
2. Light uniformity measurement(JBMA) ................................ ................................ ...........28
3. Light Uniformity(Dark Corner) ................................ ................................ ........................28
4. Contrast measurement(JBMA) ................................ ................................ ......................29
5. TV DISTORTION................................ ................................ ................................ .............29
Appendix B: Computer Compatibility................................ ................................ .........................30
Appendix C: Video Compatibility ................................ ................................ ............................... 30
Appendix D: Spare Parts list................................................................ ................................ .......31
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1 System Introduction
1.1 Technical Specification
Display Type
DLP Single Panel Projector
Panel
Type Y 0.45” DMD
*Model NO. *Size
0.45 inch (single panels) *Driver Type
DDP 2230
*Pixels (Resolution)
858 x 600
*Pixel Failure (follow TI spec.)
As shown below, based on “Image Quality Specification” announced by TI. The attachment is a tentative.
Projection lens
*Fixed focus *F/No *Focal length *Offset *MTF *Lateral color
at all field for any two wavelength
image size
F2 (Design value)
17.67 mm
100%+/-5%
>50% @47lp/mm (typical) <7 µm
30” @ 1.2 m
*Distortion
TV Distortion < 2.5 %
(Definition and measuring method see Appendix 3)
Light source
LED module, PT39, Luminus
Optical system
RTIR System
Brightness
*Bright mode (Default)
90 lumen (typical) , 80 lumens(min)
Contrast Ratio(JBMIA)
800:1(typical),600:1 (minimum)
Optical Compensation
Lens Array
Light Uniformity(JBMIA)
80%(typical), 75%(minimum)
Color uniformity(White)
White |dxy|<=0.02
Throw ratio
1.97(@4:3)
Focus range
0.6 ~ 2.4 Meter (see Projection Diagram)
Screen size
15 ~ 60 inches (see Projection Diagram)
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Sound Noise
@ 25% overlapping 25 degree C: 32dBA; (typical) @ 50% overlapping 25 degree C: 35dBA (typical)
Color system
24 bits
PC Compatibility
*Horizontal frequency *Vertical frequency *Pixel Rate
15 ~ 100 KHz 43 ~ 85 Hz
13 ~ 170MHz
Digital Keystone Correction
Vertical: +/- 20 degree
Other Key Feature
3:2 Pull Down Progressive Scan Auto Source Detection ARC (aspect ratio correction) 1:1/4:3/16:9 Auto Tracking/Sync. Metal –Plastic Body
Analog RGB Input
Analog: 0.7 Vp-p / 75Ω Color Level: 0.7 Vp-p / 75Ω Separate: TTL Voltage Level
1.8 Vrms / 10 KΩ
Video Input
NTSC-M, 4.43 PAL-M, N, B, D, G, H, I SECAM
I/O Connectors
15 pins D-type Female connector x1 Composite input x1
OSD Language
Chinese(Tradition), Chinese(Simply), English, French, German, Spanish, Italian, Portuguese, Nederland, Japanese, Korean, Red means non-standard,
Storage Temperature
-20 ~ 60˚C
Operation Temperature
5 ~ 35˚C
Operation Humidity
35 ~ 85%
Power Requirement
100 ~ 240 V, 50 ~ 60 Hz
Power Consumption
, < 90 W Standby mode: < 1W ; Green power
Dimension & Weight
*W x D x H
50mm(H) x 125mm(W) x 120mm(D)
*Weight
550g
Accessory
TBD
Regulatory
<North America>
UL 60950-1 1st Edition: 2003, FCC 47 CFR Part 15 Subpart C Class-B
ANSI C63.4:2003 Industry Canada ICES -003 4th Edition Class B <Europe>
CE
EN55022: 1998+A1: 2000+A2: 2003 Class -B,
EN60950-1:2001/ IEC 60950-1:2001 (+National deviations) EN61000-3-2 edition 2: 2000 EN61000-3-3: 1995+A1: 2001
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EN55024: 1998+A1: 2001+A2: 2003
- IEC 61000 -4-2:1995+A1:1998+A2:2001
- IEC 61000 -4-3:2002+A1:2002
- IEC 61000 -4-4:1995+A1:2001+A2:2001
- IEC 61000 -4-5:1995+A1:2001
- IEC 61000 -4-6:2004
- IEC 61000 -4-8:1993+A1:2001
- IEC 61000 -4-11:1994+A1:2001
<China>
CCC
GB4943-2001, GB9254 -1998 Class-B, GB17625.1 -2003 <Others>
PSE, EK
<Environment -related> Lead-free soldering (including PCB mark ing), RoHS, WEEE, Vermont's Labeling Law for lamp containing Mercury
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1.2 System Block Diagram
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2 Firmware Upgraded Flow
This chapter provides the information regarding relevant equipments and upgrading procedure
for firmware upgrade.
Note:
Please check the firmware and composer version before any firmware upgrade procedures. During firmware download period, please do not shut down PC or projector, this will cause flash memory’s damage. And need to return the unit to manufacturer for flash memory recovery.
2.1 Check FW version
How to check the firmware version? Please press the button of Power, press “-“ twice, at last press Menu. You will access the engineering mode and read the firmware version as below.(This firmware version is just for reference.)
2.2 Setup Tool/Equipment
1. Computer
2. USB Burning Cable (See the picture)
3. Power Cord and AC Adaptor
2.3 Upgrading Procedure
Installing [DLP Composer (TM) Lite]
1. Double-click [DLP Composer Lite v7.1 Setup.exe].
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2. Installation starts. Click [Next] to continue the installa tion process.
3. On the [License Agreement] screen, move the scroll bar on the right to the bottom, select [I accept and agree to be bound by all the term s and conditions of this
License Agreement], and click Next to continue the installa tion process.
4. On the Select [Installation Type] screen, select [ALL] and click [Next] to continue the installation process.
5. When the installation is finished, click [Finish] and reboot the PC. (A shortcut to DLP Composer(TM) Lite is created on the desktop.)
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