Acer Extensa 610 Service Guide

							TI Extensa 61X Series
(AcerNote 370P) Notebook
Service Guide
PART NO.:  2238309-0809
DOC. NO.:PRINTED IN USA 
						

							iiCopyright
Copyright © 1997 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
Acer Incorporated makes no representations or warranties, either expressed or implied, with respect to the
contents hereof and specifically disclaims any warranties of merchantability or fitness for any particular
purpose.  Any Acer Incorporated software described in this manual is sold or licensed as is.  Should the
programs prove defective following their purchase, the buyer (and not Acer Incorporated, its distributor, or
its dealer) assumes the entire cost of all necessary servicing, repair, and any incidental or consequential
damages resulting from any defect in the software.  Further, Acer Incorporated reserves the right to revise
this publication and make changes from time to time in the contents hereof without obligation of Acer
Incorporated to notify any person of such revision or changes.
Acer is a registered trademark of Acer Incorporated.
IBM, PS/2 and OS/2 are registered trademarks of International Business Machines Corporation.
Intel and Pentium are registered trademarks of Intel Corporation.
MS-DOS, Windows and Windows 95 are registered trademarks of Microsoft Corporation.
Other brands and product names are trademarks and/or registered trademarks of their respective holders. 
						

							iiiAbout this Manual
Purpose
This service guide contains reference information for the Extensa 610 notebook 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 four chapters and seven appendices as follows:
Chapter  1System Introduction
This chapter gives the technical specifications for the notebook and its peripherals.
Chapter  2Major Chip Descriptions
This chapter lists the major chips used in the notebook and includes pin descriptions and related
diagrams of these chips.
Chapter  3BIOS Setup Information
This chapter includes the system BIOS information, focusing on the BIOS setup utility.
Chapter  4Disassembly and Unit Replacement
This chapter tells how to disassemble the notebook and replace components.
Appendix  AModel Number Definition
This appendix lists the model number definition of this notebook model series.
Appendix  BExploded View Diagram
This appendix shows the exploded view diagram of the notebook.
Appendix  CSpare Parts List
This appendix contains spare parts information.
Appendix  DSchematics
This appendix contains the schematic diagrams of the notebook. 
						

							ivAppendix  EBIOS POST Checkpoints
This appendix lists all the BIOS POST checkpoints.
Appendix  FTechnical Bulletins and Updates
This appendix reserves a space for technical bulletins and future updates.
Appendix  GForms
This appendix contains standard forms that can help improve customer service.
Related product information
AcerNote 370P Users Manual contains system description and general operating instructions.
M1521, M1523 and M7101 Data Sheets contain information on the Acer chips.
C&T 65550 Data Sheet contains detailed information on the Chips & Tech. VGA controller.
TI PCI1131 Data Sheet contains detailed information on the Texas Instrument PCMCIA controller.
NS87336VJG Data Sheet contains detailed information on the NS super I/O controller.
YMF715 Data Sheet contains detailed information on the Yamaha YMF715 audio controller.
T62.062.C, T62.061.C, T62.064.C, and T62.066.C Data Sheets contain detailed information on the Ambit
components. 
						

							vConventions
The following are the conventions used in this manual:
Text entered by user
Represents text input by the user.
Screen messagesDenotes actual messages that appear onscreen.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.TIP
Tells how to accomplish a procedure with minimum steps through
little shortcuts. 
						

							vi 
						

							viiTable of Contents
Chapter 1System Introduction
1.1 Overview..........................................................................................................................1-1
1.1.1 Features...........................................................................................................1-2
1.1.2 Rear Ports........................................................................................................1-3
1.1.3 Indicator Light.................................................................................................1-4
1.1.4 System Specifications Overview.......................................................................1-5
1.2 System Board Layout........................................................................................................1-7
1.2.1 Main Board (PCB No: 96149-SC)....................................................................1-7
1.2.2 Audio Connection Board (PCB No:96467-1)....................................................1-9
1.2.3 Battery Connection Board (PCB No:95498-1)..................................................1-9
1.2.4 HDD Connection Board (PCB No:96463-1)...................................................1-10
1.2.5 Keyboard Connection Board (PCB No: 96465-1)............................................1-11
1.3 Jumpers and Connectors.................................................................................................1-12
1.4 Hardware Configuration and Specification.....................................................................1-14
1.4.1 Memory Address Map....................................................................................1-14
1.4.2 Interrupt Channel Map...................................................................................1-14
1.4.3 DMA Channel Map.......................................................................................1-15
1.4.4 I/O Address Map............................................................................................1-15
1.4.5 M7101 GPIO (General Purpose I/O) Port Definition......................................1-16
1.4.6 Processor........................................................................................................1-16
1.4.7 BIOS..............................................................................................................1-17
1.4.8 System Memory.............................................................................................1-17
1.4.9 Second-Level Cache.......................................................................................1-18
1.4.10 Video Memory...............................................................................................1-19
1.4.11 Video.............................................................................................................1-19
1.4.11.1 External CRT Resolution Support...............................................1-19
1.4.11.2 LCD Resolution Support.............................................................1-20
1.4.12 Parallel Port...................................................................................................1-21
1.4.13 Serial Port......................................................................................................1-21
1.4.14 Audio.............................................................................................................1-22
1.4.15 PCMCIA........................................................................................................1-22
1.4.16 Touchpad.......................................................................................................1-23 
						

							viii1.4.17 Keyboard........................................................................................................1-23
1.4.17.1 Windows 95 Keys........................................................................1-23
1.4.18 FDD...............................................................................................................1-24
1.4.19 HDD...............................................................................................................1-24
1.4.20 CD-ROM........................................................................................................1-25
1.4.21 Battery............................................................................................................1-25
1.4.22 Charger..........................................................................................................1-26
1.4.23 DC-DC Converter...........................................................................................1-27
1.4.24 DC-AC Inverter..............................................................................................1-27
1.4.25 LCD...............................................................................................................1-28
1.4.26 AC Adapter....................................................................................................1-29
1.5 Software Configuration and Specification.......................................................................1-30
1.5.1 BIOS..............................................................................................................1-30
1.5.1.1 Keyboard Hotkey Definition.........................................................1-30
1.5.1.2 MultiBoot....................................................................................1-31
1.5.1.3 Power Management.....................................................................1-31
1.5.2 Drivers, Applications and Utilities..................................................................1-36
1.6 System Block Diagram...................................................................................................1-38
1.7 Environmental Requirements..........................................................................................1-39
1.8 Mechanical Specifications..............................................................................................1-40
Chapter 2Major Chips Description
2.1 Major Component List......................................................................................................2-1
2.2 ALI M1521......................................................................................................................2-2
2.2.1 Features............................................................................................................2-2
2.2.2 Block Diagram.................................................................................................2-4
2.2.3 System Architecture.........................................................................................2-5
2.2.4 Data Path.........................................................................................................2-6
2.2.5 Pin Diagram.....................................................................................................2-7
2.2.6 Signal Descriptions..........................................................................................2-8
2.3 ALI M1523....................................................................................................................2-14
2.3.1 Features..........................................................................................................2-14
2.3.2 Block Diagram...............................................................................................2-16
2.3.3 Pin Diagram...................................................................................................2-17
2.3.4 Signal Descriptions........................................................................................2-18 
						

							ix2.4 ALI M7101 (Power Management Unit)..........................................................................2-24
2.4.1 Features.........................................................................................................2-24
2.4.2 Pin Diagram...................................................................................................2-25
2.4.3 Pin Description..............................................................................................2-26
2.4.4 Different Pin definition setting.......................................................................2-34
2.4.5 Numerical Pin List.........................................................................................2-36
2.4.6 Alphabetical Pin List......................................................................................2-37
2.4.7 Function Description......................................................................................2-38
2.5   C&T 65550 High Performance Flat Panel/CRT VGA Controller....................................2-40
2.5.1 Features.........................................................................................................2-40
2.5.2 Block Diagram...............................................................................................2-41
2.5.3 Pin Diagram...................................................................................................2-42
2.5.4 Pin Descriptions.............................................................................................2-43
2.6 TI PCI1131 CardBus Controller.....................................................................................2-56
2.6.1 Overview........................................................................................................2-56
2.6.2 Architecture...................................................................................................2-57
2.6.3 Features.........................................................................................................2-57
2.6.4 Block Diagram...............................................................................................2-59
2.6.5 Pin Diagram...................................................................................................2-61
2.6.6 Terminal Functions........................................................................................2-63
2.7 NS87336VJG Super I/O Controller................................................................................2-75
2.7.1 Features.........................................................................................................2-75
2.7.2 Block Diagram...............................................................................................2-77
2.7.3 Pin Diagram...................................................................................................2-78
2.7.4 Pin Description..............................................................................................2-79
2.8 Yamaha YMF715 Audio Chip........................................................................................2-87
2.8.1 Features.........................................................................................................2-87
2.8.2 Pin Diagram...................................................................................................2-88
2.8.3 Pin Descriptions.............................................................................................2-89
2.9 T62.062.C Battery Charger............................................................................................2-91
2.9.1 Overview........................................................................................................2-91
2.9.2 Features.........................................................................................................2-91
2.9.3 Absolute Maximum Ratings...........................................................................2-92
2.9.4 Electrical Characteristics................................................................................2-92 
						

							x2.9.5 Pin Diagram...................................................................................................2-94
2.9.6  Pin Description...............................................................................................2-95
2.9.7 Functions Description.....................................................................................2-96
2.9.7.1 Charge Function..........................................................................2-96
2.9.7.2 Discharge Function......................................................................2-96
2.9.7.3 Safety Concerns...........................................................................2-97
2.10 T62.061.C DC-DC Converter.........................................................................................2-98
2.10.1 Pin Diagram...................................................................................................2-98
2.10.2 Pin Assignment..............................................................................................2-98
2.10.3 Specifications.................................................................................................2-99
2.10.4 Control.........................................................................................................2-100
2.10.5  Application:.................................................................................................2-100
2.11 T62.064.C DC-AC Inverter (11.3”)..............................................................................2-102
2.11.1 Electrical Specifications...............................................................................2-102
2.11.2 Pin & Connector Assignment.......................................................................2-103
2.11.3 Top Overlay.................................................................................................2-104
2.11.4 Bottom Overlay............................................................................................2-104
2.12 T62.066.C DC-AC Inverter (12.1”)..............................................................................2-105
2.12.1 Electrical Specifications...............................................................................2-105
2.12.2 Pin & Connector Assignment.......................................................................2-106
2.12.3 Top Overlay.................................................................................................2-107
2.12.4 Bottom Overlay............................................................................................2-107
Chapter 3BIOS Setup Information
3.1 When to Use Setup...........................................................................................................3-1
3.2 Entering Setup..................................................................................................................3-2
3.3 Basic System Configuration..............................................................................................3-4
3.3.1 Date and Time..................................................................................................3-4
3.3.2 Floppy Disk Drives...........................................................................................3-4
3.3.3 Hard Disk Drive...............................................................................................3-4
3.3.4 Large Hard Disk Capacity................................................................................3-4
3.3.5 Memory Test....................................................................................................3-5
3.3.6 Boot Display.....................................................................................................3-5
3.3.7 Quiet Boot........................................................................................................3-5