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Aspire 4720G/4720Z/4720/4320 Series
Service Guide
Service guide files and updates are available
on the ACER/CSD web; for more information,
please refer to http://csd.acer.com.tw
PRINTED IN TAIWAN
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Revision History Please refer to the table below for the updates made on Aspire 4720G/4720Z/4720/4320 service guide. Date Chapter Updates II
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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 r
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Conventions The following conventions are used in this manual: SCREEN MESSAGES Denotes actual messages that appear on screen. NOTE Gives bits and pieces of additional information related to the current topic. WARNING Alerts you to any damage that might result from doing or not doing specific actions. CAUTION Gives precautionary measures to avoid possible hardware or software problems. IMPORTANT Reminds you to do specific actions relevant to the accomplishment of procedures. IV
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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 Acer's "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
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VI
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Chapter 1 System Specifications Features Below is a brief summary of the computer’s many features: Operating system ® TM Genuine Windows Vista Home Premium ® TM Genuine Windows Vista Home Basic ® TM Genuine Windows Vista Starter ® TM ® NOTE: Windows Vista Capable PCs come with Windows XP installed, and can be upgraded to ® TM ® TM Vista . For more information on Windows Vista and how to upgrade, go to: Windows Microsoft.com/windowsvista. Platform and memory ® ® Intel Centrino Duo mobile
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MPEG-2/DVD hardware-assisted capability (acceleration/full decode) (for selected models) WMV9 (VC-1) and H.264 (AVC) support (acceleration/full decode) (for selected models) S-video/TV-out (NTSC/PAL) support TM TM Acer Arcade featuring Acer CinemaVision and Acer ClearVision™ technologies Audio ® Dolby certified surround sound system with two built-in stereo speakers ® ® ® ® Dolby Home Theater audio enhancement featuring Dolby Digital, Dolby Digital Live, Dolby ® ® ® PRO LOGIC II, Dolby Di
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Consumer infrared (CIR) port External display (VGA) port S-video/TV-out (NTSC/PAL) port Headphones/speaker/line-out port with S/PDIF support Microphone-in jack Line-in jack Ethernet (RJ-45) port Modem (RJ-11) port DC-in jack for AC adapter Environment Temperature: Operating: 5ºC to 35ºC Non-operating: -20ºC to 65ºC Humidity (non-condensing): Operating: 20%~80% Non-operating: 20%~80% Chapter 1 3
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System Block Diagram NESTOS SYSTEM BLOCK DIAGRAM Y5 14.318MHZ Clock Generator SLG8SP512T CPU Merom CPU Thermal Sensor U26 479 Pin uFCPGA U21 U5 FSB 667/800 Mhz MXM Intel NB DDRII Type II Crestline SODIMM0 Dual Channel DDR2 TV-OUT PCI-Express X16 Lan CN20 STD H9.9 SODIMM1 965GM/965PM TV-OUT 533/667 Mhz CN19 - H5.2 1299 Pin FBGA LVDS TFT LCD Panel CN18 - H9.2 VGA U22 14.1" WXGA X4 DMI interface CRT SATA HDD SATA0 CN27 Intel SB MiniCard New Card POWER IC Bluetooth ICH8M CN14 PCIE2 CN8 PCIE1 U24 P
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Board Layout Top View 2 2 1 1 3 3 4 4 14 14 14 13 1 13 3 5 5 10 1 10 0 12 12 12 7 7 6 6 8 8 9 9 1 CN1 LVDS Connector 8 U17 Audio Codec (ALC 268) 2 CN2 Switch Board Connector 9 CN9 Audio Board Connector 3 U2 BCM5787 10 CN7 Microphone Connector 4 U6 South Bridge (ICH8M) 11 CN5 Speaker Connector 5 U8 PCI Card Reader Controller 12 CN6 Bluetooth Connector (RICOH R5C833) 6 CN8 Express Card Socket 13 CN3 Keyboard Connector 7 U13 Winbond Keyboard Controller 14 CN4 Touchpad Connector (WPC9769LDG) Chapter
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Bottom View 1 1 1 22 22 22 23 2 23 3 2 2 21 2 21 1 19 1 19 9 20 2 20 0 3 3 15 1 15 5 16 1 16 6 18 1 18 8 4 4 5 5 6 6 17 17 17 7 7 8 8 14 14 14 13 1 13 3 9 9 10 1 10 0 12 12 12 1 CN10 VGA Connector 13 U26 Clock Generator 2 CN11 S-Video Connector 14 CN26 Optical Disk Drive Connector 3 CN13 Ethernet Controller (BCM5787) 15 CN18 DIMM Socket 4 U20 LAN Transform 16 CN19 DIMM Socket 5 CN16 RJ45/RJ11 Jack 17 U22 North Bridge (965PM/GM) 6 CN17 Modem Cable Connector 18 CN20 MXM Connector (for selected mo
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Your Acer Notebook tour After knowing your computer features, let us show you around your new Aspire computer. Front View # Icon Item Description 1 Built-in camera 0.3 megapixel web camera for video communication. 2 Status indicators Light-Emitting Diodes (LEDs) that light up to show the status of the computer’s functions and components. 3 Speaker Left and right speakers deliver stereo audio output. Chapter 1 7
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4 Wireless communication Enables/disables the wireless function. button/indicator Indicates the status of wireless LAN communication. 5 Keyboard For entering data into your computer. 6 Touchpad Touch-sensitive pointing device which functions like a computer mouse. 7 4-way scroll button To scroll up, down, left, and right. 8 Click buttons (left and The left and right buttons function like the right) left and right mouse buttons. 9 Microphone Internal microphone for sound recording. 10 Display
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# Item Description "Easy-launch buttons" on page 18 # Icon Item Description 6 Headphones/speaker/ Connects to audio line-out devices (e.g., line-out jack with S/PDIF speakers, headphones). support 7 Volume control Increases and decreases the volume. Left View # Icon Item Description 1 External display (VGA) Connects to a display device (e.g., external port monitor, LCD projector). 2 S-video/TV-out (NTSC/ Connects to a television or display device PAL) port with S-video input. 3 4-pin IEEE 139
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Right View # Icon Item Description 1 Optical drive Internal optical drive; accepts CDs or DVDs (slot-load or tray-load depending on model). 2 Optical disk access Lights up when the optical drive is active. indicator 3 Optical drive eject Ejects the optical disk from the drive. button 4 Emergency eject hole Ejects the optical drive tray when the computer is turned off. 5 2 USB 2.0 ports Connect to USB 2.0 devices (e.g., USB mouse, USB camera). 6 DC-in jack Connects to an AC adapter. 7 Kensing
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Base view # Item Description 1 Battery bay Houses the computer’s battery pack. 2 Battery lock Locks the battery in position. 3 Battery release latch Releases the battery for removal. 4 Ventilation slots and Enable the computer to stay cool, even after prolonged use. cooling fan Note: Do not cover or obstruct the opening of the fan. 5 Back panel Houses the computer’s hard disk and main memory. Indicators The computer has several easy-to-read status indicators. The front panel indicators are visi
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Icon Function Description Icon Function Description HDD Indicates when the hard disc or optical drive is active. Num lock Lights when Num Lock is activated. Cap lock Lights when Cap Lock is activated Power Lights up when the computer is on. Battery Lights up when the battery is being charged. Bluetooth Indicates the status of Bluetooth communication. Wireless LAN Indicates the status of wireless LAN communication. NOTE: 1. Charging: The light shows amber when the battery is charging. 2. Fully ch
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Launch key Default application Acer Empowering Technology (user-programmable) Web browser Internet browser (user-programmable) Mail Email application (user-programmable) Arcade Acer Arcade utility Touchpad Basics The following teaches you how to use the touchpad: Move your finger across the touchpad (2) to move the cursor. Press the left (1) and right (4) buttons located beneath the touchpad to perform selection and execution functions. These two buttons are similar to the left and right but
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Using the Keyboard The keyboard has full-sized keys and an embedded keypad, separate cursor keys, one Windows key and twelve function keys. Lock Keys and embedded numeric keypad The keyboard has three lock keys which you can toggle on and off. Lock Key Description Caps Lock When Caps Lock is on, all alphabetic characters typed are in uppercase. Num Lock When Num Lock is on, the embedded keypad is in + numeric mode. The keys function as a calculator (complete with the arithmetic op
