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TM7300 Series
Notebook Computer
Service Guide
PART NO.: 49.42A01.001
DOC. NO.: SG238-9712A PRINTED IN TAIWAN
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Copyright 1998 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 Disclaimer Acer Incorporated makes no representations or warranties, either expressed or implied, with respect to the contents hereof
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About this Manual Purpose This service guide aims to furnish technical information to the service engineers and advanced Manual Structure This service guide contains technical information about the TM7300 series notebook computer. It Chapter 1 System Introduction This chapter describes the system features and major components. It contains the TM7300 series notebook computer board layout, block diagrams, cache and memory configurations, Chapter 2 Major Chips Description This chapter describes
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Appendix D Schematics Appendix E BIOS POST Checkpoints Conventions The following are the conventions used in this manual: Text entered by user Screen messages , , , etc. 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 IMPORTANT Reminds you to do specific actions relevant to the TIP iv through little shortcuts. Tells how to accomplish a procedure with minimum s
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Table of Contents Chapter 1 System Introduction ................................ ................................ ................................ .............. ................................ ............................ ................................ ................................ ................................ .................... ................................ ................................ ................... Left Panel Ports ................................ ...................
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................................ ................................ ............................... Parallel Port ................................ ................................ ......................... Serial Port ................................ ................................ ............................ ................................ ................................ ............................. SIR/FIR ................................ ................................ ...................
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Pin Diagram ................................ ................................ ......................... ................................ ................................ ................... ................................ ................. ................................ ................................ ............................... Block Diagram ................................ ................................ ..................... Pin Diagram ................................ ..............
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Advanced System Configuration ................................ ................................ ........... ................................ ................................ ........................ ................................ ................................ ...................... ................................ ................................ ......... ................................ .............................. ................................ ................................ ......
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...................... ...................... Removing the Touchpad ................................ ................................ ...... Removing ................................ ................................ .... ................................ ................................ .................. Appendices Appendix A Model Number Definition Appendix B Exploded View Diagram Appendix C Spare Parts List Appendix D Schematics Appendix E BIOS POST Checkpoints ix 4-19 Disassembling the D
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List of Figures ................................ ................................ ................................ ............. ................................ ................................ ................................ Left Port Location ................................ ................................ ................................ . ................................ ................................ ................................ ..... ................................ ............
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Installing and Removing Memory ................................ ................................ ......... Removing the Display Hinge Covers ................................ ................................ ... Removing the Center Hinge Cover ................................ ................................ ..... Lifting Out the Keyboard ................................ ................................ ..................... .................... Removing the CPU Heat Sink ........................
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List of Tables ................................ ................................ .......................... ................................ ................................ ............................ ................................ ................................ ................... ................................ ................................ ............................ ................................ ................................ ............... System Specifications ..........
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Battery Specifications ................................ ................................ ......................... DC-DC Converter Specifications ................................ ................................ ......... DC-AC Inverter Specifications ................................ ................................ ............ AC Adapter Specifications ................................ ................................ .................. Environmental Requirements ...............................
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&KDSWHU &KDSWHU System Introduction The computer is packed with features that make it as easy to work with as it is to look at. Here are some of the computer’s features: 1.1 Features PERFORMANCE ® • Intel Pentium II 266 MHz processor • 64-bit main memory and 512KB external (L2) cache memory • Large display in active-matrix TFT • PCI local bus video with 128-bit graphics accelerator • Flexible module bay (3.5-inch floppy drive or CD-ROM drive or DVD-ROM d
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• Ergonomically-positioned touchpad pointing device EXPANDABILITY • CardBus PC Card (PCMCIA) slots (two type II/I or one type III) with Zoomed Video port function • Mini-dock option with two CardBus PC Card slots (two type II/I or one type III) • USB port onboard • Upgradeable memory and hard disk 1.1.2 FlashStart Automatic Power-On The computer has no on/off switch. Instead it uses a lid switch, located near the center of the display hinge, that turns the computer on and off automatically. Lid
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1.2 Ports The computer’s ports allow you to connect peripheral devices to your computer just as you would to a desktop PC. The main ports are found on the computer’s rear panel. The computer’s left panel contains the computer’s multimedia ports and PC card slots. 1.2.1 Rear Panel Ports The computer’s rear panel contains the computer’s main ports and connectors as shown in the illustration below. 1 2 3 4 5 6 7 8 1 DC-in Port 2 PS/2 Port 3 Serial Port 4 Parallel Port 5 Mini Dock Connector 6 Extern
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UNIVERSAL SERIAL BUS (USB) PORT The computer’s USB (Universal Serial Bus) port located on the rear panel allows you to connect peripherals without occupying too many resources. Common USB devices include the mouse and keyboard. FAST INFRARED (FIR) PORT The computer’s FIR (fast infrared) port located on the rear panel allows you to transfer data to IR- aware machines without cables. For example, you can transfer data between two IR-capable computers, or send data to an IR-aware printer without u
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Table 1-2 Left Port Descriptions Port Icon Connects to... PC Card slots Two type I/II PC Cards or one type III Card Microphone-in/ Line-in External microphone or line input device Speaker-out/ Line-out Amplified speakers or headphones PC CARD SLOTS The computer contains two PC card slots on the left panel that accommodate two type I/II or one type III PC card(s). Consult your dealer for available PC card options. MULTIMEDIA PORTS The computer provides a Mic-In/Line-in port and a Speaker-out/Line
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1.2.4 Hot Keys The computer’s special Fn key, used in combination with other keys, provides “hot-key” combinations that access system control functions, such as screen contrast, brightness, volume output, and the BIOS setup utility. Table 1-4 Hot Key Descriptions Hot Key Icon Function Description Fn+Esc Suspend-to-memory Enters suspend-to-memory mode Fn+F1 Help Displays the hot-key list ? Fn+F2 Setup Enters the BIOS setup utility Fn+F3 Plug and Play Performs system configuration for Plug and Pla
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Table 1-4 Hot Key Descriptions Hot Key Icon Function Description Brightness Up Increases screen brightness Fn+ Æ +↑ Brightness Down Decreases screen brightness Fn+ Æ +↓ Contrast Up Increases screen contrast (not available for TFT displays) Fn+ Æ +→ Contrast Down Decreases screen contrast (not available for TFT displays) Fn+ Æ +← Fuel Gauge Up With the fuel gauge displayed, moves the fuel gauge up Fn+↑ Fuel Gauge Down With the fuel gauge displayed, moves the fuel gauge down Fn+↓ Fuel Gauge Right
