Acer Extensa 700 Service Guide

EXTENSA 700/710 Notebook
Service Guide
CSD Web: csd.acer.com.tw
EX700/710 Service CD Kit 
PART No. 6M.48469.001
Service Guide files and updates are available on Acer 
Intranet and CSD database on Lotus Notes.
More detail information, please refer to Service CD kit.
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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, 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...

Chapter 1 1-1
Overview
This computer was designed with the user in mind. Here are just a few of its 
many features:
Performance
•  Intel Pentium® II processor or Intel Pentium® processor with MMX™ 
technology
•  64-bit main memory and external (L2) cache memory
•  Large LCD display and PCI local bus video with 128-bit graphics 
acceleration
•  Internal removable CD-ROM drive (media bay)
•  Internal 3.5-inch floppy drive
•  High-capacity, Enhanced-IDE removable hard disk
•  Lithium-Ion battery pack
•...

1-2 EXTENSA 700/710 Service Guide
•  Sleek, smooth and stylish design
•  Full-sized keyboard
•  Wide and curved palm rest
•  Ergonomically-centered touchpad pointing device
Expansion
•  CardBus PC card (formerly PCMCIA) slots (two type II/I or one type III) 
with ZV (Zoomed Video) port support
•  Mini docking station option for one-step connect/disconnect from 
peripherals
•  Upgradeable memory and hard disk
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Chapter 1 1-3
System Status Indicators
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.
Hot Keys
The computer employs hot keys or key combinations to access most of the 
computer’s controls like screen contrast and brightness, volume output and 
the BIOS setup utility
.  
IconFunctionDescription
Power Lights when the computer is on.
Standby Lights when the computer enters 
Standby mode.
Media Activity...

1-4 EXTENSA 700/710 Service Guide
Fn-F2 Setup Accesses the notebook 
configuration utility.
Fn-F3 Standby Puts the computer in 
Standby mode. Press any 
key to return.
Fn-F4 Hibernation Puts the computer in 
Hibernation mode (if 
PHDISK, the hibernation 
utility, is installed, valid and 
enabled). Press the power 
switch to resume.
Otherwise, the computer 
enters Standby mode. 
Fn-F5 Display 
toggleSwitches display output 
between the display screen, 
external monitor (if 
connected) and both the...

Chapter 1 1-5
Note: If you want to use an external PS/2 mouse, first enable the 
touchpad, connect the external PS/2 mouse, then disable the 
touchpad if necessary.
Activating Hot Keys
When activating hot keys, press and hold the first key Fn before pressing the 
other key in the hot key combination.
Fn-H Turbo mode 
on/offToggles turbo mode on and 
off. With turbo mode off, 
power management is 
maximized.
Hot KeyIconFunctionDescription
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1-6 EXTENSA 700/710 Service Guide
Hardware Configuration and Specification
Memory Address Map
Address RangeDefinitionFunction
000000-09FFFF 640 KB memory Base memory
0A0000-0BFFFF 128 KB video RAM Reserved
0C0000-0CBFFF Video BIOS Video BIOS
0F0000-0FFFFF 64 KB system BIOS System BIOS
100000-top limited Extended memory SIMM memory
FE0000-FFFFFF 256 KB system ROM Duplicate of code 
assignment at 0E0000-
0FFFFF
Interrupt channel default assignment
ChannelDefault settingmodeRemarks
NMI System errors
IRQ0...

Chapter 1 1-7
IRQ15 CD-ROM driver
DMA channel default assignment
ChannelDefault settingmode
DRQ/DACK0 8-bit
DRQ/DACK1 ECP 8-bit
DRQ/DACK2 Floppy 8-bit
DRQ/DACK3 Fast Infrared 8-bit
DRQ/DACK5 not use 16-bit
DRQ/DACK6 not use 16-bit
DRQ/DACk7 not use 16-bit
I/O address map
AddressDrvice
000-00F DMA controller-1
020-021 Interrupt controller-1
040-043 Timer 1
048-04B Timer2
060-06E Keyboard controller 8742 chip select
070-071 Real-time clock and NMI mask
080-08F DMA page register
0A0-0A1 Interrupt...

1-8 EXTENSA 700/710 Service Guide
3C6-3C9 Video DAC
3C0-3CF Enhanced graphics adapter
3E0-3E1 PCMCIA controller
3E8-3EF COM3
3F0-3F7 Floppy disk controller
3F8-3FF COM1
CF8-Cff PCI configuration register
Processor
itemSpecification
CPU type Intel Tillamook 166/200/233/266 Mhz or Deschutes 
233/266
Tillamook--Intel Pentium architecture, 64 bit data bus, 
16K-Byte code cache, 16 K-Bytes write back data, 
cache, MMX
Deschutes--Intel Pentium II architecture, 16KB 
instruction cache and 16 KB data cache, MMX,...