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505-1.book Page I Thursday, November 4, 1999 4:36 PM
TravelMate 505
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.: 49.43F02.001
DOC. NO.: C4225-R01 PRINTED IN TAIWAN
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505-1.book Page II Thursday, November 4, 1999 4:36 PM 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 subje
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505-1.book Page III Thursday, November 4, 1999 4:36 PM 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 r
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505-1.book Page IV Thursday, November 4, 1999 4:36 PM 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, mod
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505-1.book Page V Thursday, November 4, 1999 4:36 PM Table of Contents Chapter 1 System Specifications 1 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 Keyboard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 Keyboard Ergonomics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6 Touchpad . . . . . . . . . . . . . . . . . . . .
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505-1.book Page VI Thursday, November 4, 1999 4:36 PM Table of Contents Removing the PCMCIA Card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .54 Removing the Touchpad Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .54 Disassembling the Hard Disk Drive Module . . . . . . . . . . . . . . . . . . . . . . . . . . . .55 Disassembling the Floppy Disk Drive and CD-ROM Combo Module . . . . . . . . .56 Chapter 4Troubleshooting 57 System Check Procedures
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505-1.book Page 1 Thursday, November 4, 1999 4:36 PM Chapter 1 System Specifications Features This computer was designed with the user in mind. Here are just a few of its many features: Performance Intel® Celeron™ processor with 128 KB level 2 cache 64-bit/128-bit main memory Large LCD display and PCI video with 128-bit graphics acceleration Internal CD-ROM drive Built-in FDD module High-capacity, Enhanced-IDE hard disk NiMH battery pack Power management system with hibernati
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505-1.book Page 2 Thursday, November 4, 1999 4:36 PM Display The large graphics display offers excellent viewing, display quality and desktop performance graphics. The computer supports two different display configurations — High Performance Addressing (HPA) or Thin-Film Transistor (TFT). Video Performance PCI video with 128-bit graphics acceleration and 2 MB video memory boost video performance. Simultaneous Display The computer’s large display and multimedia capabilities are great for gi
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505-1.book Page 3 Thursday, November 4, 1999 4:36 PM 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 (Fn-F11) When Num Lock is on, the embedded keypad is in numeric mode. The keys function as a calculator (comp
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505-1.book Page 4 Thursday, November 4, 1999 4:36 PM Windows Keys The keyboard has two keys that perform Windows-specific functions. Key Description Windows logo key Start button. Combinations with this key perform special functions. Below are a few examples: + Tab (Activates next Taskbar button) + E (Explores My Computer) + F (Finds Document) + M (Minimizes All) Shift + + M (Undo Minimize All) + R (Displays the Run dialog box) Application key Opens the application’s
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505-1.book Page 5 Thursday, November 4, 1999 4:36 PM To type the Euro symbol: 1. Locate the Euro symbol on your keyboard. 2. Open a text editor or word processor. 3. Hold Alt Gr and press the Euro symbol. NOTE: The Alt Gr is only used together with the Euro symbol. Some fonts and software do not support the Euro symbol. Please refer to http://www.microsoft.com/typography/faq/faq12.htm for more information. Hot Keys The computer employs hot keys or key combinations to access most of the co
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505-1.book Page 6 Thursday, November 4, 1999 4:36 PM Activating Hotkeys When activating hotkeys, press and hold the first key Fn before pressing the other key in the hotkey combination. Keyboard Ergonomics Located below the keyboard, the wide and curved palm rest is ergonomically designed to provide you with a very comfortable place to rest your hands while you type. Touchpad The built-in touchpad is a PS/2-compatible pointing device that senses movement on its surface. This means that th
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505-1.book Page 7 Thursday, November 4, 1999 4:36 PM Touchpad Basics The following items teach you how to use the touchpad: 1. Move your finger across the touchpad to move the cursor. 2. Press the left and right buttons located on the edge of the touchpad to do selection and execution functions. These two buttons are similar to the left and right buttons on a mouse. Tapping on the touchpad produces similar results. Function Left Button Right Button Tap Execute Click twice quickly Tap twic
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505-1.book Page 8 Thursday, November 4, 1999 4:36 PM System Block Diagram TM505 BLOCK DIAGRAM TM505 BLOCK DIAGRAM MOBILE CELERON CPU CORE CLOCK CPU REGULATOR GENERATOR C Y2272 HOST Bus 66 MHz CRT VGA SDRAM NM2160 32MB/ 64MB SDRAM Bus LCD 66 MHz PCI BUS CORE 33 MHz HDD LOGIC IDE BUS 82440MX CARDBUS CDROM CARDBUS (BANISTER) SLOT OZ6812 USB AUDIO/ BATTERY BOARD X -BUS CS4299 AC-L INK POWER & DC-DC VOLTAGE MODEM S I/O REGULATORS KBC DAUGHTER BIOS PORT 80 Ali M38867 CARD 5135B BATTERY CHARGE
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505-1.book Page 9 Thursday, November 4, 1999 4:36 PM Board Layout Top View 7 4 12 1 11 5 8 2 6 13 3 14 26 10 9 25 24 15 21 16 23 22 19 20 17 18 1 AC Adapter Connector 14 Power Push Switch 2 USB Port 15 Celeron Processor 3 LCD Corner Switch Connector 16 Fan Connector 4 PS/2 Port 17 Onboard DC/DC Charger 5 Serial Port 18 HDD Connector 6 Onboard System Memory 19 Internal Keyboard Connector 7 Parallel Port 20 Touch Pad Connector 8 LED Board Connector 21 Onboard Switch 9 RTC Battery Connector 22 D
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505-1.book Page 10 Thursday, November 4, 1999 4:36 PM Bottom View 4 3 2 1 6 5 10 8 7 9 1 Intel FW 82443 Chipset 6 BIOS Flash ROM 2 DIMM Socket 7 Audio CODEC 3 CardBus Controller 8 Onboard System Memory 4 Super I/O Controller 9 Audio/Battery Connector 5 Modem Board Connector 10 Clock Generator 10 Chapter 1
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505-1.book Page 11 Thursday, November 4, 1999 4:36 PM Panels Ports allow you to connect peripheral devices to your computer as you would with a desktop PC. NOTE: See chapter 3 on how to connect external devices to the computer. Front Panel The front panel contains ports for external audio connections. # Icon Port Connects to... 1 Speaker-out jack Speakers or headphones 2 Audio line-in jack Audio line-in device with a 3.5mm minijack (e.g., audio CD player, stereo walkman) 3 Microphone-in ja
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505-1.book Page 12 Thursday, November 4, 1999 4:36 PM Rear Panel # Icon Port Connects to... 1 DC-in jack AC adapter and power outlet 2 USB port USB devices (e.g., USB mouse) 3 PS/2 port PS/2-compatible devices (e.g., PS/2 keyboard/ mouse/keypad) 4 Serial port Serial devices (e.g., serial mouse) 5 Parallel port Parallel devices (e.g., parallel printer) 6 External monitor port Display monitor (up to 1024x768 resolution, 64K- colors) Universal Serial Bus The Universal Serial Bus (USB) port is a
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505-1.book Page 13 Thursday, November 4, 1999 4:36 PM Right Panel # Icon Port Connects to... 1 PC Card slot 16-bit PC Cards and 32-bit CardBus PC Cards (ZV support) 2 Modem jack Phone line (only for models with an internal fax modem) Chapter 1 13
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505-1.book Page 14 Thursday, November 4, 1999 4:36 PM 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 1 Power Lights when the computer is on. Blinks when a battery-low condition occurs. 2 Standby Lights when the computer enters Standby mode. 3 Media Activity Lights wh
