Acer Travelmate 4070 Service Guide

Chapter 246
2.Type a password in the “Enter New Password” field. The password length can not exceeds 8 
alphanumeric characters (A-Z, a-z, 0-9, not case sensitive). Retype the password in the “Confirm New 
Password” field.
IMPORTANT:Be very careful when typing your password because the characters do not appear on the screen.
3.Press e.
                After setting the password, the computer sets the User Password parameter to “Set”.
4.If desired, you can opt to enable the Password on boot parameter....

47Chapter 2
3.Type a password in the Enter New Password field. Retype the password in the Confirm New Password 
field.
4.Press e. After setting the password, the computer sets the User Password parameter to “Set”.
5.If desired, you can enable the Password on boot parameter.
6.When you are done, press u to save the changes and exit the BIOS Setup Utility.
If the verification is OK, the screen will display as following. 
The password setting is complete after the user presses u.
If the current password...

Chapter 248
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.
PhoenixBIOS Setup Utility 
          Info.       Main       Advanced       Security        Exit 
 
  
Item Specific Help 
Floppy Devices  
+Hard Drive      
 
 + and - indicate device 
categories. Use   to  
expand/collapses.
Boot order is top-down using 
only the top device in...

49Chapter 2
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 Exit System Setup and save your changes to CMOS.
Exit Discarding Changes Exit utility without saving setup data to CMOS.
Load Setup Default Load default values for all SETUP item.
Discard Changes Load previous values from CMOS for all SETUP items.
Save Changes Save Setup Data to CMOS....

Chapter 250
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 Phlash 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 Phlash utility.
NOTE: Do not install memory-related drivers (XMS, EMS, DPMI) when you use the Phlash.
NOTE: Please...

51Chapter 2 

Chapter 352
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...

53Chapter 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 354
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...

55Chapter 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