Acer Aspire 5530g Service Guide

							Chapter 241
WinFlash Utility
Perform the following steps to use the WinFlash Utility:
1.Double click the WinFlash executable.
The Destination Directory screen displays.
2.Click Start. A warning screen displays.
3.Click OK to begin the update. A progress screen displays.
4.When the process is complete, close all programs and applications and reboot the system. 
						

							42Chapter 2
Removing HDD Passwords
This section provide you with removing HDD/BIOS password method:
Remove HDD Password:
If you key in the wrong HDD password three time, HDD password error code displays on the screen. 
To reset the HDD password, perform the following steps:
1.From a DOS prompt, key in Unlock6.exe 10068 00 and press .
The Unlock6 program runs.
2.Select option 2, Upper case ASCII Code, and press .
3.Make a note of one of the displayed passwords, for example XUSVE29, as shown.
4.Power off the system by holding down the power button for >4 seconds.
5. Reboot the system and key in the chosen password to unlock the HDD. 
						

							Chapter 243
Remove BIOS Password:
•If you key in wrong Supervisor Password for three time, “System Disabled” would display on the 
screen. See the image below.
•If you need to solve BIOS password locked problem, you can run BIOS_PW.EXE
1.
Key in “bios_pw 14452 0”
2.Choose one upper-case string
•Reboot the system and key in “qjjg9vy” or “07yqmjd” to BIOS user password. 
						

							44Chapter 2 
						

							Chapter 245
Removing BIOS Passwords:
To clear the password, perform the following steps:
1.From a DOS prompt, Execute clnpwd.exe
2.Press 1 or 2 to clean the desired password shown on the screen.
The onscreen message determines whether the function is successful or not. 
						

							46Chapter 2 
						

							Chapter 347
Machine Disassembly and Replacement
This chapter contains step-by-step procedures on how to disassemble the notebook computer for 
maintenance and troubleshooting.
Disassembly Requirements
To disassemble the computer, you need the following tools:
•Wrist grounding strap and conductive mat for preventing electrostatic discharge
•Flat screwdriver
•Philips screwdriver
•Plastic flat screwdriver
•Plastic tweezers
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 
						

							48Chapter 3
General Information
Pre-disassembly Instructions
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.Place the system on a flat, stable surface. 
4.Remove the battery pack.
Disassembly Process
The disassembly process is divided into the following stages:
•External module disassembly
•Main unit disassembly
•LCD module disassembly
The flowcharts provided in the succeeding disassembly sections illustrate the entire disassembly sequence. 
Observe the order of the sequence to avoid damage to any of the hardware components. 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.
Main Screw List 
 
ScrewQuantityPart Number
M2.5*8 (NL) 15
M2.5*5 (NL) 22
M2.5*3 (NL) 2
M2*3 (NL) 36
M2.5*4 (NL) 2
M2*6 (NL)  4
M2*4-NI (NL) 5
M3*3 (NL) 4
M2*6.5 4
M2.5*5.0 2
M2.5*6.5 4 
						

							Chapter 349
External Module Disassembly Process
External Modules Disassembly Flowchart
The flowchart below 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.
Screw List
StepScrewQuantityColorPart No.
Memory Cover M2.5*8 (NL)  4 Black
HDD Cover M2*6 (NL)  2 Black
WLAN Cover M2.5*8 (NL)  4 Black
WLAN Module M2*3 (NL) 2 Black
WLAN Bracket M2*3 (NL) 1 Black
TV Tuner Module M2*3 2 Black
HDD Carrier M3*3 (NL) 4 Silver
ODD Module M2.5*5(NL) 1 Black
ODD Bracket M2*3 (NL) 3 Black 
						

							50Chapter 3
Removing the Battery Pack
1.Turn computer over. 
2.Slide the battery lock/unlock latch to the unlock position. 
3.Slide and hold the battery release latch to the release position (1), then slide out the battery pack from the main 
unit (2). 
1
2