Acer Aspire 1520 Service Guide

							Chapter 242
If the current password entered does not match the actual current password, the screen will show you the 
Setup Warning.
If the new password and confirm new password strings do not match, the screen will display the following 
message. 
						

							43Chapter 2
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 Drive  
CD-ROM/DVD Drive    
 
 Use <
↑> or  to select a 
device, then press  to 
move it up the list, or 
move it down the list.
Press  to escape the 
menu
 
F1  Help       ↑↓ Select Item          F5/F6 Change Values             F9 Setup Defaults 
Esc Exit        ← →  Select Menu      Enter  Select   4Sub -Menu      F10 Save and Exit  
Network Boot
Boot
+Hard Drive 
						

							Chapter 244
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 
  Info. Main       Advanced       Security        Boot
 
  
Item Specific Help 
Exit Saving Changes  
Exit Dicarding Changes   
Load Setup Defaults 
 
 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  
Discard ChangesExit
Save Changes 
						

							45Chapter 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. 
						

							Chapter 346
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.
NOTE: This chapter has been revised from previous model (TravelMate 240/250). Please refer to the 
disassembling procedures instead of the images. Some of the images below contain the parts used in 
TravelMate 240/250, but not in Aspire 1360/1520.
Chapter 3
Machine Disassembly and Replacement 
						

							47Chapter 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. 
						

							Chapter 348
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 ModuleF*6Keyboard
Lower Case
Assembly
J*5
F*10
D*4
DIMM Cover
Memory*2
J*2
Launch Board
Modem Cover*2
*2
CPU
Second Fan
Thermal
ModuleJ*3
HDD Holder
G*2
Middle Cover
Upper Case
Assembly
Wireless LAN
AntennaTouchpad
Cover
Touchpad
Button Pad
Touchpad
Upper CaseTouchpad
Cable
Touchpad
Scroll Key
FDD Module
VGA Thermal
PlateCPU Heatsink
PlateODD Support
BracketHDD BracketODD Module
Main Board
DC BoardPCMCIA Slot
Speaker Set
ODD BracketODD
D*4 J*2
J*7 *1 F*1
J*4
D*2
*4
D*2D*4
*2
Modem BoardD*2Wireless LAN
Board
RTC Battery
*4
Second Fan
BracketJ*3 
						

							49Chapter 3
Screw List
ItemDescription
A SCREW MAC FLAT M2.5*L4 NI NYLOK 
(86.00123.630)
B SCREW M2.0*L10 NYLOK(86.9A352.100)
C SCREW M2*3 NYLON 1JMCPC-
420325(86.9A352.3R0)
D SCREW M2.5X6(86.9A353.6R0)
E SCREW M3x4 (86.9A524.4R0) 
F SCREW M2X2.0 (86.9A552.2R0)
G SCREW WAFER NYLOK NI 2ML3  (86.9A552.3R0)
H SCRW M2*4 WAFER NI  (86.9A552.4R0)
I SCRW M2.5*3 WAFER NI (86.9A553.3R0)
J SCREW M2.5*4L NI (86.9A553.4R0)
4 LCD
Cushions
E*4
LCD Bezel
Inverter
LCDL*4LCD Panel
LCD BracketsLCD Coaxial
Cable
H*8 for 14.1
H*6 for 15.0L*1
LCD Module 
						

							Chapter 350
Removing the Battery
1.To remove the battery, push the battery release latch.
2.Then slide the battery out from the machine. 
						

							51Chapter 3
Removing the Memory Module
1.See “Removing the Battery” on page 50.
2.To remove the memory module from the machine, first remove the two screws holding the dimm cover.
3.Remove the dimm cover.
4.Pop up the memory.
5.Then remove the memory.