Acer Aspire 9100 Service Guide

							Chapter 234
Security
The Security screen contains parameters that help safeguard and protect your computer from unauthorized 
use.
The table below describes the parameters in this screen. Settings in boldface are the default and suggested 
parameter settings.
Set Supervisor/User Password
If password on boot is required, the password must be set otherwise it cannot be enabled.
The formats of the password are as follows:
Length           10 characters
Characters    Alphanumeric keys only. The shift status i.e. Ctrl, Shift, Alt and Capital are ignored. 
						

							35Chapter 2
 
NOTE: When you are prompted to enter a password, you have three tries before the system halts. Don’t forget 
your password. If you forget your password, you may have to return your notebook computer to your 
dealer to reset it.
Boot
This menu allows the user to decide the order of boot devices to load the operating system. Bootable devices 
includes the distette drive in module bay, the onboard hard disk drive and the CD-ROM in module bay.
ParameterDescriptionOption
Set User Password Press Enter to set the user password. When 
set, this password protects the BIOS Setup 
Utility from unauthorized access.
Set Supervisor Password Press Enter to set the administrator password. 
When set, this password protects the BIOS 
Setup Utility from unauthorized access. 
Password on Boot Allows the user to specify whether or not a 
password is required to boot.
Disabled or Enabled 
						

							Chapter 236
Please select the order of the boot devices.
Exit
The Exit screen contains parameters that help safeguard and protect your computer from unauthorized use.
The table below describes the parameters in this screen.
ParameterDescription
Exit Saving Changes Allows the user to save changes to CMOS and reboot the system.
Exit Discarding Changes Allows the user Discards changes made and exits System Setup.
Load Setup Default Loads default settings for all parameters (same as t ).
Discard Changes Allows the user to discard previous changes in CMOS Setup. 
						

							37Chapter 2
BIOS Flash Utility
The BIOS flash memory update is required for the following conditions:
TNew versions of system programs
TNew features or options
TRestore a BIOS when it becomes corrupted. 
Use the Flash utility to update the system BIOS flash ROM.
NOTE: If you do not have a crisis recovery diskette at hand, then you should create a Crisis Recovery 
Diskette before you use the Flash utility.
NOTE: Do not install memory-related drivers (XMS, EMS, DPMI) when you use the Flash utilities.
NOTE: Please use the AC adaptor power supply when you run the Flash utility. If the battery pack does not 
contain enough power to finish BIOS flash, you may not boot the system because the BIOS is not 
completely loaded. 
Fellow the steps below to run the Flash.
1.Prepare a bootable diskette.
2.Copy the Flash utilities to the bootable diskette.
3.Then boot the system from the bootable diskette. The Flash utility has auto-execution function. 
						

							Chapter 238
Remove BIOS and HDD Password  Utility
You can follow the steps below to clean BIOS and HDD password.
1.Copy clnpwd.exe to a bootable disc.
2.Boot from the disc and enter DOS mode.
3.Execute the utility by typing clnpwd.
4.The screen will display the following messages:
                    Press 1-3 to clean any password shown as below
                    1. User Password
                    2. Supervisor Password
                    3. HDD Password
5.Press 1 if you want to clean user password; press 2 if you want to clean supervisor password; press 3 if 
you want to clean HDD password.
6.If the password has been successfully erased, the screen will display “Password clean successfully”, if 
not, the screen will show “The function is not supported by this platform”.
7.If the password has been removed, you can reboot your system. If not, please contact with your 
manufacturer. 
						

							39Chapter 2 
						

							Chapter 340
This chapter contains step-by-step procedures on how to disassemble the notebook computer for 
maintenance and troubleshooting.
To disassemble the computer, you need the following tools:
TWrist grounding strap and conductive mat for preventing electrostatic discharge
TFlat-bladed screw driver
TPhillips screw driver
TTw e e z e r s
TPlastic Flat-bladed screw driver
THexed Screw Driver
NOTE: The screws for the different components vary in size. During the disassembly process, group the 
screws with the corresponding components to avoid mismatch when putting back the components.
Chapter 3
Machine Disassembly and Replacement 
						

							41Chapter 3
General Information
Before You Begin
Before proceeding with the disassembly procedure, make sure that you do the following:
1.Turn off the power to the system and all peripherals.
2.Unplug the AC adapter and all power and signal cables from the system
.
NOTE:  Aspire 9100 series product uses mylar or tape to fasten the FFC/FPC/connectors/cable, you may 
need to tear the tape or mylar before you disconnect different FFC/FPC/connectors. 
						

							Chapter 342
Disassembly Procedure Flowchart
The flowchart on the succeeding page gives you a graphic representation on the entire disassembly sequence 
and instructs you on the components that need to be removed during servicing. For example, if you want to 
remove the main board, you must first remove the keyboard, then disassemble the inside assembly frame in 
that order.
Start
Battery
HDD ModuleHinge Caps
HDD
LCD Module*6Keyboard
Lower Case
Assembly
*3
*3
*11
*4
Dimm Cover
Memory*2
*2
Launch Board
Modem Cover
Modem Board*1
*2
CPU
RTC BatteryMini PCI Card
Plate
Thermal
Module*4 *3
HDD Holder*2
*2
Middle Cover
Upper Case
Assembly
W ireless LAN
AntennaTouchpad
Cover
Touchpad
Button Pad
Touchpad
Upper CaseTouchpad
Cable
Touchpad
Scroll Key
FDD Module
VGA Heatsink
PlateCPU Heatsink
PlateODD Support
BracketHDD BracketODD Module
Main Board
DC BoardPCMCIA Slot
Speaker Set
ODD BracketODD
W ireless LAN
Card
Disconnect
W ireless LAN
Antenna
*4 *2
*3 *1 *1 *4
*2
*4
*2 *4
*2 
						

							43Chapter 3
 
Screw List
ItemDescription
A SCREW F040 9 5.0X5.0 9.5X(IO) R00
B SCREW M2.0X0.4P+3FP ZK(NL)
C SCREW M2.5 K 5/2 X0.85 4 ZK(NL)
D SCREW M2.5X0.45+10K NIL
E SCREW M2.5X0.45+8K ZBL
F SCREW M2.5X0.45P+3F NI
G SCREW M3.0X0.8P+3K NL
4 LCD
Cushions
*4
LCD Bezel
Inverter
LCD*4LCD Panel
LCD BracketsLCD Coaxial
Cable
*4*1
LCD Module