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Extensa 670 Extensa 670
Service Guide
PRINTED IN TAIWAN
DOC. NO.: SG248-9708A
PART NO.: 49.47010.001
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Copyright Copyright Copyright © 1996 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, Disclaimer Disclaimer Acer Incorporated makes no representations or warranties, either expressed or implied, with respect to the contents hereof and specifically disclaims any warranties of
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About this Manual About this Manual Purpose This service guide contains reference information for the Extensa 670 computer. It gives the system and peripheral specifications, shows how to identify and solve system problems and explains the procedure for removing and replacing system components. It also gives information for ordering spare parts. Manual Structure This service guide consists of six chapters and one appendices as follows: Chapter 1 General Description This chapter contains a gen
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Related product information Extensa User's Manual ALi M1521/M1523 Chipset Data Sheets contain information on the system core chips . C&T 65550 Data Sheet ALi M6377 Chipset Data Sheet contains detailed information on the power management ES1878 Data Sheet NS87336VJG Data Sheet TI1130 Data Sheet PCI0643 Data Sheets T62.045.C.00 Data Sheets DAC-07B008 Data Sheets DC-R05 Data Sheets M38802 Data Sheet iv contains detailed information on the Phoenix keyboard controller. contain detailed inf
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Conventions Text entered by user Denotes actual messages that appear onscreen. Screen messages a e s , etc. NOTE current topic. WARNING doing specific actions. CAUTION software problems. IMPORTANT accomplishment of procedures. TIP Tells how to accomplish a procedure with minimum steps v through little shortcuts. Reminds you to do specific actions relevant to the Gives precautionary measures to avoid possible hardware or Alerts you to any damage that might result from doing or not Gives bits and
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Table of Contents Table of Contents Chapter 1 General Introduction 1-1 Notebook Model Number Definition 1-2 1-3 eatures 1-5 1-5 1-6 1-7 1-7 1-8 Standard Test Features 1-9 Power On Self Test 1-9 Chapter 2 Installation 2-1 Unpacking Instructions 2-1 2-2 2-2 2-3 2-4 2-4 2-5 2-5 2-6 vi ..... ................................ Installing an External Parallel Printer or Floppy Drive 2.5.2 ........... ................................ Installing Ext. Keyboard/Mouse/Numeric Keypad 2.5.1 ........... .....
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2-7 . 2-8 2-9 I Making Backups of System Software Chapter 3 Operating Instructions 3-1 Controls/Indicators 3-1 3-1 Notebook LEDs 3-1 Chapter 4 Theory of Operation 4-1 4-1 System Processor 4-1 4-2 4-2 4-2 4-3 Hard Disk Drive Subsystem 4-3 4-3 4-3 4-4 Major Components 4-4 4-5 4-6 vii ........... ................................ ALI M1521 (PCI, Cache and Memory Controller) 4.3.3 ........................ ................................ ................................ System Architecture 4.3.2 .
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4-8 C&T 65550 High Performance Flat Panel / CRT VGA Controller Chapter 5 Troubleshooting Procedures 5-1 5-1 Troubleshooting Procedures 5-2 5-2 5-2 5-3 PCMCIA Modem Problems 5-7 Chapter 6 Field Service 6-1 6-1 6-1 6-1 6-2 6-2 6-2 Notebook FRUs 6-2 FRU Removal/Replacement Procedures 6-3 6-4 6-5 6-6 viii ...... ................................ Removing/Replacing the Hard Disk Drive Assembly 6.5.3 .......................... ................................ Removing/Replacing PCMCIA Options 6.5.2 .
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6-7 6-8 6-9 FDD/CD-ROM Drive Removal Removing/Replacing Inside Frame Removing/Replacing the Motherboard and Keyboard Connection Board Assemblies . Touchpad Assembly Appendix A Maintenance Data ix 6-23 ........................... ................................ Removing/Replacing the LCD Panel 6.5.22 6-23 ......................... Removing/Replacing the LCD Inverter and LCD ID Boards 6.5.21 6-22 ........................ ................................ Removing/Replacing the Display Bezel 6.5
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List of Figures List of Figures Extensa 67x Series Notebook Computers 1-1 1-4 1-6 1-8 3-1 3-1 Extensa 670 System Architecture Diagram 4-5 M1521 Pin Assignments 4-6 M1523 Chip Simplified Block Diagram 4-8 4-9 M6377 Chip Simplified Block Diagram C&T65550 Chip Simplified Block Diagram TI1130 Chip PCI-to-PC card (16-bit) CardBus (32-bit) TI1130 Chip Simplified Block Diagram am 6-3 6-4 6-5 6-6 6-6 6-7 6-7 6-8 Memory Expansion Removal/Replacement 6-8 6-9 6-9 6-1 6-1 6-1 . x 6-14 ....................
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Internal Assemblies, Removal/Replacement Detaching Motherboard from Ins ide Frame Assembly Touchpad Assembly xi 6-22 ........................ ................................ ................................ Display Unit Disassembly 6-24 6-21 ....................... ................................ Removing/Replacing the 6-23 6-20 ............................. ................................ Removing/Replacing the PCMCIA Module 6-22 6-19 ........... ................................ 6-21 6-1
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List of Tables List of Tables Feature Comparison for 65x/67x Series Notebooks 1-3 1-6 1-7 Expansion Features Summary 1-7 Specifications 3-1 Indicators 3-2 3-2 3-2 4-1 Major Chips List 4-4 5-1 5-2 5-2 Self Test Error Message s 5-3 5-3 Self Test Beep Messages 5-5 xii ......................... ................................ ................................ .......................... ................................ ................................ ................. ...............................
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C h a p t e r 1 C h a p t e r 1 General Description 1.1. Introduction This chapter provides a general overview of the Extensa 67x Series, describes the standard and optional features, and identifies the major assemblies and subassemblies. This chapter also contains detailed functional and environmental specifications for the Extensa 67x Series Notebook Computers. Figure 1-1 Extensa 67x Series Notebook Computers Service Guide 1-1
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1.2. Notebook Model Number Definition 670 XX - X X X KB PWR cord 0 1 USA English 2 W Europe English 3 4 5 6 7 8 9 A B Belgium BEL C English D Denmark E SWD F FRA G H Asia English I Italy ITA J JPN English K English L SPN M Dutch N P Q Australia English R S SPN T U V W SWD X Y FRA Z Batt 0 1 2 3 4 5 6 7 8 0 1 Win95 1.6GB 2 Win95 2.1GB 3 WFW 1.6GB 4 WFW3.11 2.1GB 5
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1.3. Product Overview The Extensa 67x Series follows the 65x Series. The Extensa 67x notebook series is similar in construction and appearance, has similar operating controls and indicators and uses the same software. It uses a similar startup self test program (described in detail in Chapter 5 of this manual). There are differences at the board level which affect assembly/disassembly as described in Chapter 6 of this manual. There are also differences in Field-Replaceable Units ( FRUs), partic
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• • • • • • • 9-pin serial port for connecting external devices such as a modem or mouse • • One Type III or two Type II/I Cardbus PC Card slots; lower slot accepts Zoomed Video port • • 8 MB, 16 MB and 32 MB EDO 64-bit type small outline dual inline memory module ( soDIMM) upgrades • CD-ROM Drive or Floppy Disk Drive Figure 1-2 External Features 1-4 General Description Advanced PCI Card slot for installing a feature upgrade option Parallel port with EPP and ECP for connecting to a prin
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1.3.1 Video Display Features The Extensa 67x Series Notebooks contain large screen internal LCD displays and can simultaneously drive an external CRT ( mode). On all Extensa models, the LCD screen brightness, contrast, video mode of operation, etc. are adjustable from the keyboard as 1.3.1.1 Internal LCD The LCDs (model dependent): • • 1.3.1.2 External CRTs The Extensa 67x Series Notebooks are equipped with a 15-pin SVGA connector that can drive an When the notebook is set to the SimulSCAN mod
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Table 1-2 Operating System Environments Operating System Description Windows 95 Supports both desktop and mobile operation with Plug and Play capabilities and Advanced Power Management; multimedia options, and choice of wallpaper to customize different computer resources; variety of device drivers including C&T ® 65550, ESS 1878 Sound Device Drivers, PC-Card Bus Socket Services and Card Services Device Drivers, TranXit™ Communication Utility for parallel/serial and FIR ( IrDA™), 0V Suspend Util
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Table 1-3 External Ports Port Assignment Description External VGA Port 15-Pin Female connector used to attach an external SVGA monitor to the notebook. Serial Port 9-Pin Male connector used to attach an RS-232 serial device to the notebook. Parallel/Floppy Port 25-Pin Female connector used to attach a bidirectional printer or an external floppy disk drive (requires special cable for use with floppy disk drive). PS/2 ® Port 6-Pin Circular connectors used to attach external keyboard/mouse devices
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PCMCIA Card options install on the left side of the notebook (Figure 1-5) and are removed using the Figure 1-5 Installing PCMCIA Card Options 1-8 General Description PCMCIA Release Buttons.
