Acer Aspire 4720 4720G 4720Z 4320 User Manual
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Aspire 4720G/4720Z/4720/4320 Series
Service Guide
PRINTED IN TAIWAN Service guide files and updates are available
on the ACER/CSD web; for more information,
please refer to http://csd.acer.com.tw
II Revision History Please refer to the table below for the updates made on Aspire 4720G/4720Z/4720/4320 service guide. DateChapterUpdates
III Copyright Copyright © 2007 by Acer Incorporated. All rights reserved. No part of this publication may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language or computer language, in any form or by any means, electronic, mechanical, magnetic, optical, chemical, manual or otherwise, without the prior written permission of Acer Incorporated. Disclaimer The information in this guide is subject to change without notice. Acer Incorporated makes no representations or warranties, either expressed or implied, with respect to the contents hereof and specifically disclaims any warranties of merchantability or fitness for any particular purpose. Any Acer Incorporated software described in this manual is sold or licensed as is. Should the programs prove defective following their purchase, the buyer (and not Acer Incorporated, its distributor, or its dealer) assumes the entire cost of all necessary servicing, repair, and any incidental or consequential damages resulting from any defect in the software. Acer is a registered trademark of Acer Corporation. Intel is a registered trademark of Intel Corporation. Pentium and Pentium II/III are trademarks of Intel Corporation. Other brand and product names are trademarks and/or registered trademarks of their respective holders.
IV Conventions The following conventions are used in this manual: SCREEN MESSAGESDenotes actual messages that appear on screen. NOTEGives bits and pieces of additional information related to the current topic. WARNINGAlerts you to any damage that might result from doing or not doing specific actions. CAUTIONGives precautionary measures to avoid possible hardware or software problems. IMPORTANTReminds you to do specific actions relevant to the accomplishment of procedures.
V Preface Before using this information and the product it supports, please read the following general information. 1.This Service Guide provides you with all technical information relating to the BASIC CONFIGURATION decided for Acers global product offering. To better fit local market requirements and enhance product competitiveness, your regional office MAY have decided to extend the functionality of a machine (e.g. add-on card, modem, or extra memory capability). These LOCALIZED FEATURES will NOT be covered in this generic service guide. In such cases, please contact your regional offices or the responsible personnel/channel to provide you with further technical details. 2.Please note WHEN ORDERING FRU PARTS, that you should check the most up-to-date information available on your regional web or channel. If, for whatever reason, a part number change is made, it will not be noted in the printed Service Guide. For ACER-AUTHORIZED SERVICE PROVIDERS, your Acer office may have a DIFFERENT part number code to those given in the FRU list of this printed Service Guide. You MUST use the list provided by your regional Acer office to order FRU parts for repair and service of customer machines.
Chapter 11 Features Below is a brief summary of the computer’s many features: Operating system TGenuine Windows® VistaTM Home Premium TGenuine Windows® VistaTM Home Basic TGenuine Windows® VistaTM Starter NOTE: Windows ® VistaTM Capable PCs come with Windows® XP installed, and can be upgraded to Windows® VistaTM. For more information on Windows® VistaTM and how to upgrade, go to: Microsoft.com/windowsvista. Platform and memory TIntel® Centrino® Duo mobile processor technology, featuring: t Intel® Core™ 2 Due mobile processor T7300/T7500/T7700 (4 MB L2 cache, 2/2.2/2.4 GHz, 800 MHz FSB), t Intel® Core™ 2 Due mobile processor T7100 (2 MB L2 cache, 1.8 GHz, 800 MHz FSB) t Intel® Core™ 2 Due mobile processor T5250/T5450 (2 MB L2 cache, 1.5/1.66 GHz, 667 MHz FSB) t Intel® 965PM/965GM Express chipset TIntel® PRO/Wireless 3945ABG network connection (dual-band tri-mode 802.11a/b/g) Wi-Fi CERTIFIED® solution, supporting Acer SignalUpTM wireless technology or Intel® PRO/Wireless 3945BG network connection (dual-band 802.11b/g) Wi-Fi CERTIFIED® solution, supporting Acer SignalUpTM wireless technology TCore logic: Intel® 965PM/965GM + ICH8M (north bridge + south bridge). TUp to 2GB of DDR2 677 MHz memory, upgradeable to 4GB using two soDIMM modules (dual- channel support) Display and graphics T14.1” WXGA TFT LCD, up to and including 1280 x 800 pixel resolution T200-nit brightness, 16 ms response time TSimultaneous multi-window viewing via Acer VistaTM support TDual independent display T16.7 million colors TMobile Intel® GM965 Express chipset with integrated 3D graphics, featuring Intel® Graphic Media Accelerator (GMA) X3100 with up to 358 MB of Intel Dynamic Video Memory Technology 4.0 (8MB of dedicated GDDR2 VRAM, up to 350 MB of shared system memory), supporting Microsoft DirectX ® 9 and DirectX® 10 (for selected models) or TNVIDIA GeForce® 8400M SE with up to 1024 MB of TurboCache™ (128/256 MB of dedicated GDDR2 VRAM, 896/ 768 MB of share system memory), supporting NVIDIA® PureVideo™ technology (WMV HD, High Definition MPEG-2 hardware acceleration), Microsoft® DirectX® 9, DirectX® 10, OpenEXR High Dynamic Range (HDR) technology, and PCI Express® (for selected models) System Specifications Chapter 1
2Chapter 1 TMPEG-2/DVD hardware-assisted capability (acceleration/full decode) (for selected models) TWMV9 (VC-1) and H.264 (AVC) support (acceleration/full decode) (for selected models) TS-video/TV-out (NTSC/PAL) support TAcer ArcadeTM featuring Acer CinemaVisionTM and Acer ClearVision™ technologies Audio TDolby® certified surround sound system with two built-in stereo speakers TDolby® Home Theater audio enhancement featuring Dolby® Digital, Dolby® Digital Live, Dolby® PRO LOGIC II, Dolby® Digital Stereo Creator, Dolby® Headphone and Dolby® Virtual Speaker technologies TIntel® High Definition audio support TS/PDIF (Sony/Philips Digital Interface) support for digital speakers TMS Sound compatible TBuilt-in microphone Storage subsystem TOne 80/120/160/240/250 GB or larger Serial ATA hard disk drives TOptical drive options: DVD/CDRW Combo and DVD-Super Multi double-layer drive support T5-in-1 card reader, supporting Secure Digital (SD), MultiMediaCard (MMC), Memory Stick® (MS), Memory Stick PROTM (MS PRO), and xD-Picture CardTM (xD) Input devices T88-/89-/93-key keyboard, with inverted T cursor layout; 2.5 mm (minimum) key travel TSeamless touchpad pointing device with 4-way scroll button T12 function keys, four cursor keys, two Windows® keys, hotkey controls, embedded numeric keypad, international language support, independent US and Euro dollar sign keys TEmpowering Key TEasy-launch buttons: WLAN, Internet, email, Bluetooth, Acer Arcade™ Communication TAcer Video Conference, featuring: t Integrated Acer Crystal Eye webcam, supporting Acer t PrimaLite™ technology t Optional Acer Xpress VoIP phone TWLAN: Intel® PRO/Wireless 3945ABG network connection (dual-band tri-mode 802.11a/b/g) Wi-Fi CERTIFIED® solution, supporting Acer SignalUp™ wireless technology (for selected models) or Intel® PRO/Wireless 3945BG network connection (dual-mode 802.11b/g) Wi-Fi CERTIFIED® solution, supporting Acer SignalUp™ wireless technology (for selected models) TWPAN: Bluetooth® 2.0+EDR (Enhanced Data Rate) TLAN: Gigabit Ethernet supporting ASF (Alert Standard Format) 2.0; Wake-on-LAN ready TModem: 56K V.92 modem with PTT approval; Wake-on-Ring ready I/O Ports TExpress Card slot T5-in-1 card reader (SD/MMC/MS/MS PRO/xD) TFour USB 2.0 ports TIEEE 1394 port
Chapter 13 TConsumer infrared (CIR) port TExternal display (VGA) port TS-video/TV-out (NTSC/PAL) port THeadphones/speaker/line-out port with S/PDIF support TMicrophone-in jack TLine-in jack TEthernet (RJ-45) port TModem (RJ-11) port TDC-in jack for AC adapter Environment TTemperature: t Operating: 5ºC to 35ºC t Non-operating: -20ºC to 65ºC THumidity (non-condensing): t Operating: 20%~80% t Non-operating: 20%~80%
4Chapter 1 System Block Diagram NESTOS SYSTEM BLOCK DIAGRAM AzaliaPCI Bus interface PATA ODD FSB MDC Y3 32.768K Speaker PATA Y5 14.318MHZ Y4 32.768KHZ PCI-e X1 X4 DMI interfaceUSB Port x 2 SATA0 KBC PC8769L LPC SPDIF Merom CPU Line in USB 2.0 Clock Generator SLG8SP512T Thermal Sensor ICH8M Realtek Audio Codec ALC268 BIOS MIC InCrestline New Card GIGA LAN BroadCom USB4Bluetooth SATA HDD Transformer RJ45Internal MIC USB3,5 Intel NB Intel SB 667/800 Mhz CPU CIR K/B Touch PadWinbond AMP479 Pin uFCPGA 965GM/965PM 1299 Pin FBGA NB82801HBM 676 Pin BGAMiniCard533/667 Mhz Dual Channel DDR2 DDRII SODIMM0 SODIMM1 PCIE2 PCIE1 BCM5787M 68 Pin QFN PCIE3 U26 U21 14.1 WXGALVDSTFT LCD PanelTV-OUT VGA TV-OUTPCI-Express X16 Lan CRTMXM Type II U5 U22CN19 - H5.2 CN18 - H9.2 CN20 STD H9.9 U6 U17 RTCCN23 Card reader Ricoh R5C832/R5C833 1394 +Cardreader Controller IEEE 1394128 Pin TQFP MMC SD MS MS DUO CN8 CN14 U24POWER IC Y1 25MHzCN21,23 CN6 USB Port x 2CN12 USB0,1 CCDUSB2 U28 CN26 CN27 U2 U20 CN16 FANCN15 CN4CN13 CN28,29,30 G1411U19 CN1 CN7 Audio connCN9 AMPU18G1412CN5 CN31 CN3 U14 RJ11CN17