Acer Aspire 3100 Service Guide

52Chapter 2
4.Flash status will show as following picture. When you finish BIOS update, the system will shut down or re-
boot automatically. 

Chapter 353
This chapter contains step-by-step procedures on how to disassemble the notebook for 
maintenance and troubleshooting. Here, we take an Aspire 5110 as sample for disassembly.
To disassemble the computer, you need the tools below:
•Wrist ground strap and conductive mat for preventing electrostatic discharge
•Small Philips screw driver
•Flat head screw driver
•Hexagonal driver
•Tw e e z e r s
NOTE: The screws for the different components vary in size. During the disassembly process, group the...

54Chapter 3
General Information
Before You Begin
Before proceeding with the disassembly procedure, you have to make sure that:
1.The system and all peripherals are powered off.
2.The AC adaptor and all power and signal cables from the system are unplugged.
3.The battery pack is removed.
NOTE: There are several types of screws used to secure the main unit. The screws vary in length. Please 
refer to the screws table after the flowchart. Group the same type of screws together during service 
disassembling....

Chapter 355
Disassembly Procedure Flowchart
The flowchart gives you a graphic representation on the entire disassembly and reassembly and 
instructs you how to remove the components.
Screws List
No.DescriptionPart No.
a SCREW M2.5*3(NL) 86.ADWV5.001
b SCREW M2.5*6(NL) 86.ADWV5.002
c SCREW M2.5*10(NL) 86.ADWV5.003
d SCREW M2.5*15(NL) 86.ADWV5.004
e SCREW M2*2.2 86.ADWV5.005
f SCREW M2*3-B (NL) 86.ADWV5.006
g SCREW M2*3-S (NL) 86.ADWV5.007
h SCREW M2*4 86.ADWV5.008
i SCREW M3*4 (NL) 86.ADWV5.009 

56Chapter 3
j SCREW D-SUB 4#X40*1/5-NI (NL) 86.ADWV5.010
Screws List
No.DescriptionPart No. 

Chapter 357
Disassembly Procedure
Removing the Battery Pack
1.Slide the battery lock to the end as the arrow indicates.
2.The battery pack will pop up then remove it.
Removing the HDD Module
1.Release the two screws fastening the HDD module cover.
2.Detach the HDD module cover.
3.Pull the HDD module then lift the HDD module as the arrow indicates then detach the HDD 
module. 

58Chapter 3
Removing the RAM Module/Mini PCI Card/Thermal Module/CPU
1.Release the four screws holding the thermal module cover.
2.Remove the thermal module cover.
3.Pull the RAM module locks at the same time as the arrows indicate.
4.The RAM module will pop up then detach it. Repeat the anterior step to remove another RAM 
module.
5.Pull the Mini PCI card locks at the same time as the arrows indicate.
6.The Mini PCI card will pop up then detach it.
7.Disconnect the auxiliary antenna cable (gray) and the...

Chapter 359
8.Release the two screws securing the system fan.
9.Disconnect the system fan cable carefully the remove the system fan.
10.Release the four screws securing the CPU heatsink.
11 .Remove the CPU heatsink as the arrow indicates.
12.Counter clockwise release the screw securing the CPU using a flat head screw driver.
13.Carefully detach the CPU. 

60Chapter 3
Removing the ODD Module
If you just want to replace the ODD module, you do not have to remove the anterior components. 
Please skip the anterior steps of disassembly. After you remove the battery pack and the thermal 
module cover, follow the steps below.
1.Release the screw securing the ODD module.
2.Push the ODD module using a screwdriver as shown.
3.Remove the ODD module from the main unit. 

Chapter 361
Removing the LCD Module from the Main Unit
If you just want to replace or check the LCD module, you can skip all the main unit disassembly 
procedures. After removing the battery pack, please follow the steps below.
1.Open the notebook as shown.
2.Remove the middle cover from the edge of the middle cover.
3.Carefully detach the middle cover.
4.Carefully disconnect the LCD cable.
5.Slightly pull out the wireless antenna cables.