Acer Aspire 1450 Service Guide

							Chapter 243
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.
PhoenixBIOS Setup Utility 
  Information       Main       Advanced       Security       Boot       Exit  
 
  
Item Specific Help 
Exit Saving Changes  
Exit Discarding Changes  
Load Setup Defaults  
Discard Changes   
Save Changes   
  
  
Exit System Setup and 
save your changes to 
CMOS. 
 
F1  Help       ↑↓ Select Item          F5/F6 Change Values             F9 Setup Defaults 
Esc Exit        ← →  Select Menu      Enter  Select   4Sub-Menu      F10 Save and Exit   
						

							44Chapter 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 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 use the AC adaptor power supply when you run the Phlash 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 Phlash.
1.Prepare a bootable diskette.
2.Copy the Phlash utilities to the bootable diskette.
3.Then boot the system from the bootable diskette. The Phlash utility has auto-execution function.
System Diagnostic Diskette
This diagnostic diskette is for the Acer Aspire 1450 series notebook machine. However, system diagnostic 
utility is not ready as service CD released. Acer HQ CSD will upload the utility to CSD website as soon as it is 
ready. 
						

							Chapter 345
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
TSmall Philips screw driver
TPhilips screw driver
TFlat head screwdriver
TPlastic flat head screw driver
THex screw driver
TTw e e z e r s
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. 
When you remove the stripe cover, please be careful not to scrape the cover.
Chapter 3
Machine Disassembly and Replacement 
						

							46Chapter 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.
3.Remove the battery pack.
NOTE:  Aspire 1450 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 347
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 system board, you must first remove the keyboard, then disassemble the inside assembly frame in 
that order.
Start
Battery
HDD DoorMiddle CoverODD Module
HDD ModuleHx2
Fx2LCD ModuleSx4
ODD BoardODD Bracket
KeyboardHx2
Mx3
Main Unit
Assembly
Front Bezel
Logic Upper
AssemblySx19
Hx2
Ux3Logic Lower
Assembly
Dimm Door
MemoryHx2
Ox4
Function Key
Board
PCI Door
Wireless LAN
CardHx2Hx3
ODD
Ax4
Hx1
Hx1
Main Board
CPU
Dimm
HDD
Bracket
4-in-1 Card
Rearder
Modem/
Bluetooth
Combo Card
Smart Card
Reader
Thermal
Module
Top Cover
Shielding Fx2
Ex4 Tx2Dx3
Hx2Hx1
Touchpad
ShieldingQx4
Touchpad
Board
Touchpad
HolderHx4
TouchpadTouchpad
Cable (FFC)
Antenna LineModem Cable
Cx4 
						

							48Chapter 3
 
Screw List
ItemDescription
A NUT-I/O 
B SCREW M1.6X4.0-I-NI-NYLOK 
C SCREW M2.0X2.5-I-NI-NYLOK 
D SCREW M2.0X3.0-I-NI-NYLOK 
E SCREW M2.0X3.5-I-NI-NYLOK 
F SCREW M2.0X5-I-NI-NYLOK 
G SCREW M2.5X3-I-NI-NYLOK
H SCREW M2.5X4.0-B-NI-NYLOK 
I SCREW M2.5X4-I-NYLOK 
J SCREW M2.5X5.0-I-NI-NYLOK 
K SCREW M2.5X5.5-P-NI-NYLOK 
LCD Module
6 LCD
Cushions
Jx6
LCD Bezel
LCD Inverter
LCD
AssemblyHx4LCD Panel
LCD Brackets Hx4LCD Coaxial
CableLCDWireless
AntennaHx2LCD Latch Kit
Bracket
Dx1
LCD Latch Kit
Dx4 
						

							Chapter 349
L SCREW M2.5X0.45+7I-NYLOK 
M SCREW M1.7X3.5-I-BZN
N SCREW M2X3-I-BNI-NYLOK 
O SCREW M2.0X5.0-I-BNI-NYLOK 
P SCREW M2.0X6.0-I-NI-NYLOK
Q SCREW M2.5X2-I-NI-NYLOK 
R SCREW M2.5X4-I-BNI 
S SCREW M2.5X7
T SCREW M3.0X3.5
U SCREW M2.5X5 (BLACK)
ItemDescription 
						

							50Chapter 3
Removing the Battery Pack
1.Release the battery lock.
2.Slide the battery latch then remove the battery.
 
  
						

							Chapter 351
Removing the O ptical Module/HDD Module/Wireless Lan Card and LCD 
module
Removing the O ptical Module
1.Slide the optical disk drive latch.
2.Remove the ODD module.
Removing the HDD Module
1.Remove the two screws holding the HDD cover.
2.Remove the HDD cover.
3.Remove the HDD module.
Removing the Wireless LAN Card
1.Remove the screw that secures the PCI door then remove the PCI door.
2.Disconnect the right and the left wireless antenna.
3.Pop out the wireless LAN card then remove it. 
						

							52Chapter 3
Removing the LCD Module
1.Remove the four screws that secures the middle cover; two one each side.
2.Detach middle cover with the assistance of a plastic flat head screw driver.
3.Disconnect the LCD cable then take out the cable from the upper case.
4.Disconnect the left wireless LAN antenna line. Then take out the antenna from the upper case with a 
tweezers.
5.Unscrew the four screws holding the LCD hinges; two on each side.
6.Then remove the entire LCD module.