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720.book Page I Saturday, March 6, 1999 10:00 AM
Travel Mate 720
Service Guide
Service guide files and updates are available
on the AIPG/CSD web; for more information,
please refer to http://csd.acer.com.tw
PART NO.: 49.42C01.001
DOC. NO.: SG295-9803A PRINTED IN TAIWAN
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720.book Page II Saturday, March 6, 1999 10:00 AM Copyright Copyright © 1999 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
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720.book Page III Saturday, March 6, 1999 10:00 AM Conventions The following conventions are used in this manual: Denotes actual messages that appear on- Screen messages screen. NOTE Gives bits and pieces of additional informa- tion 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 pos- sible hardware or software problems. IMPORTANT Reminds you to do specific actions relevan
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720.book Page IV Saturday, March 6, 1999 10:00 AM Preface Before using this information and the product it supports, please read the fol- lowing 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 competitive- ness, your regional office MAY have decided to extend the functionality of a machine (e.g. add-on card, mod
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720.book Page V Saturday, March 6, 1999 10:00 AM Table of Contents Chapter 1 System Specifications Major Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Connectivity . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Video Performance . . . . . . . . . . . . . . . . . . . . . 2 Simultaneous Display . . . . . . . . .
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720.book Page VI Saturday, March 6, 1999 10:00 AM Table of Contents Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51 Exit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53 Chapter 3 Removal and Replacement External Module Replacement . . . . . . . . . . . . . . . . 57 Reassembling the Modem Board . . . . . . . . . . 57 Installing Memory . . . . . . . . . . . . . . . . . . . . . . 57 Disassembling the CD-ROM Drive . . . . . . . . .58 Removing the Hard
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720.book Page VII Saturday, March 6, 1999 10:00 AM Table of Contents Setting Thermal Sensor Utility . . . . . . . . . . . . 97 Running the Diagnostics . . . . . . . . . . . . . . . . 98 Chapter 5 Jumper and Connector Information Top View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103 Bottom View . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104 Chapter 6 FRU (Field Replaceable Unit) List Appendix A Model Definition and Configuration Appendix B Test Compatible Co
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720.book Page VIII Saturday, March 6, 1999 10:00 AM Table of Contents VIII
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720.book Page 1 Saturday, March 6, 1999 10:00 AM Chapter 1 System Specifications Major Features System ® T Intel Pentium II processor 1 T 64-bit main memory and on-die L2 cache memory T Large and vibrant Thin-Film-Transistor (TFT) Extended Graphics Array (XGA) Liquid Crystal Display (LCD) T 256-bit PCI/AGP graphics acceleration with 2.5MB graphics memory T Internal, Ultra-slim, high-speed and removable CD-ROM drive (AcerMedia Bay) T Internal 3.5-inch floppy drive T High-capacity, Enhanced-I
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720.book Page 2 Saturday, March 6, 1999 10:00 AM Display The large graphics display offers excellent viewing, display quality and desktop performance graphics. The computer supports a Thin-Film Transistor (TFT) liquid crystal display (LCD) displaying 16-bit hi-color at 1024x768 Extended Graphics Array (XGA) resolution. Video Performance PCI local bus video with industry-leading 256-bit graphics acceleration and high-speed 2.5MB Synchronous Graphics Random Access Memory (SGRAM) boost vide
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720.book Page 3 Saturday, March 6, 1999 10:00 AM Opening and Closing the Display To open the display, slide the display cover latch to the left and lift up the cover. Then tilt it to a comfortable viewing position. The computer employs a microswitch that turns off the display (and enters standby mode) to conserve power when you close the display cover, and turns it back on when you open the display cover. Note: If an external monitor is connected, the computer turns off the display (but
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720.book Page 4 Saturday, March 6, 1999 10:00 AM Indicators The computer has six easy-to-read status indicators (LEDs) under the display screen. The Power and Standby indicators are visible even when you close the display cover so you can see the status of the computer while the cover is closed. Icon Function Description Power Lights when the computer is on. Standby Lights when the computer enters Standby mode. Media Activity Lights when the floppy drive, hard disk or CD-ROM drive (or oth
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720.book Page 5 Saturday, March 6, 1999 10:00 AM Keyboard The keyboard has full-sized keys and an embedded keypad, separate cursor keys, two Windows keys and twelve function keys. Special Keys Lock Keys 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 (Fn-F11) mode. The keys function as a calculator (complete
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720.book Page 6 Saturday, March 6, 1999 10:00 AM Embedded Numeric Keypad T The embedded numeric keypad functions like a desktop numeric keypad. It is indicated by small characters located on the upper right corner of the keycaps. To simplify the keyboard legend, cursor-control key symbols are not printed on the keys. Desired Access Num Lock On Num Lock Off Number keys on Type numbers in a normal embedded keypad manner. Cursor-control keys on Hold Shift while using Hold Fn while embedded
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720.book Page 7 Saturday, March 6, 1999 10:00 AM Windows Keys The keyboard has two keys that perform Windows-specific functions. Key Description Windows logo key Start button. Combinations with this key performs special functions. Below are a few examples: + Tab (Activates next Taskbar button) Æ + E (Explores My Computer) Æ + F (Finds a Document) Æ + M (Minimizes All) Æ Shift + + M (Undoes Minimize All) Æ + R (Displays the dialog box) Æ Application key Opens the application’s context m
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720.book Page 8 Saturday, March 6, 1999 10:00 AM Hot Keys The computer employs hot keys or key combinations to access most of the computer’s control like screen contrast and brightness, volume output and the BIOS setup utility. To activate hot keys, press and hold the Fn key before pressing the other key in the hot key combination Hot Key Icon Function Description Fn+F1 Hot key help Displays a list of the hotkeys and their functions. Fn+F2 Setup Accesses the notebook configuration utilit
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720.book Page 9 Saturday, March 6, 1999 10:00 AM Hot Key Icon Function Description Fn+F7 Touchpad on/ Turns the internal touchpad on off and off. Fn+F8 Speaker on/off Turns the speakers on and off; mutes the sound. Fn+→ Brightness up Increases the screen brightness. Fn+ Brightness Decreases the screen ← down brightness. Chapter 1 9
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720.book Page 10 Saturday, March 6, 1999 10:00 AM I/O Ports Rear Ports Icon Port Connects to... Speaker-out jack Speakers or headphones Line-in/Microphone-in Audio line-in device with a 3.5mm jack minijack (e.g., condenser microphone, audio CD player, stereo walkman). Serial port Serial device (e.g., serial mouse) Modem jack Phone line Parallel port Parallel device (e.g., parallel printer) External monitor port Display monitor (up to 1024x768 resolution, 64K-colors) 10 System Specifica
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720.book Page 11 Saturday, March 6, 1999 10:00 AM Icon Port Connects to... DC-in jack AC adapter and power outlet Fax/Data Modem Some models have a built-in V.90 56Kbps PCI fax/data modem. Note: This modem port is not compatible with digital phone lines. Plugging this modem into a digital phone line will damage the modem. To use the fax/data modem port, connect a phone cable from the modem port to a telephone jack. Chapter 1 11
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720.book Page 12 Saturday, March 6, 1999 10:00 AM Right Ports Icon Port Connects to... PC Card slots 16-bit PC Cards and 32-bit CardBus PC Cards (ZV- support) PS/2 port PS/2-compatible device (e.g., PS/2 keyboard/mouse/keypad). 12 System Specifications
