Acer Aspire Asx1200 Service Guide

Chapter 333
Main Unit Disassembly
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.  
Screw List
ScrewPart No. 
A #6-32 L5 BZN 86.00J07.B60
B #6-32*3/16 NI  86.5A5B6.012
C M3xL5 BZN  86.1A324.5R0
D Hex screw N/A
MAIN UNIT
FRONT BEZEL
MAIN UNIT DISASSEMBLY
SIDE PANEL
CPUAx2
HEAT SINK FAN
ASSEMBLY
POWER SUPPLY
MEMORY MODULES
PCI CARD
FRONT I/O AND...

34Chapter 3
Removing the Side Panel
1.Perform the pre-disassembly procedure described on page 32.
2.Remove the screw (A) located on the rear edge of the side panel.  
3.Slide the side panel toward the back of the chassis until the tabs on the cover disengage with the slots on 
the chassis. 
4.Lift the side panel away from the server and put it aside for reinstallation later. 
Screw (Quantity)ColorTo r q u ePart No. 
#6-32 L5 BZN (2) Black 5.5 to 6.5 kgf-cm 86.00J07.B60 

Chapter 335
Removing the Font Bezel
1.Remove the side panel. Refer to the previous section for instructions. 
2.Release the ffront bezel retention tab from the chassis interior. 
3.Pull the bezel away from the chassis.   

36Chapter 3
Removing the Heat Sink Fan Assembly
WARNING:The heat sink becomes very hot when the system is on. NEVER touch the heat sink with any metal 
or with your hands. 
1.See “Removing the Side Panel” on page 34.
2.See “Removing the Font Bezel” on page 35.
3.Use a long-nosed screwdriver to loosen the four screws on the heat sink, in the order as shown below.  
4.Lift the heat sink fan assembly away from the mainboard. 

Chapter 337
5.Disconnect the fan cable from the mainboard.
6.Lay down the heat sink fan assembly in an upright position—with the thermal patch facing upward. Do not 
let the thermal patch touch the work surface.
7.Use an alcohol pad to wipe off the thermal grease from both the heat sink and the processor socket 
retention plate. 

38Chapter 3
Removing the Processor
IMPORTANT:Before removing a processor from the mainboard, make sure to create a backup file of all 
important data. 
WARNING:The processor becomes very hot when the system is on. Allow it to cool off first before handling. 
1.See “Removing the Side Panel” on page 34.
2.See “Removing the Font Bezel” on page 35.
3.See “Removing the Heat Sink Fan Assembly” on page 36.
4.Release the load lever.
5.Pull the load lever to the fully open, upright position. 

Chapter 339
6.Pull out the processor from the socket. 
IMPORTANT:If you are going to install a new processor, note the arrow on the corner to make sure the 
processor is properly oriented over the socket.  

40Chapter 3
Removing the Optical Drive
1.See “Removing the Side Panel” on page 34.
2.See “Removing the Font Bezel” on page 35.
3.See “Removing the Heat Sink Fan Assembly” on page 36.
4.See “Removing the Processor” on page 38.
5.Disconnect the data and power cables from the rear of the optical drive and the mainboard. 
6.Release the drive bay retention release lever.  

Chapter 341
7.Pull the lever to the fully open position, as shown below. 
8.Pull the drive out of the drive bay.  

42Chapter 3
Removing the Hard Disk Drive
1.See “Removing the Side Panel” on page 34.
2.See “Removing the Font Bezel” on page 35.
3.See “Removing the Heat Sink Fan Assembly” on page 36.
4.See “Removing the Processor” on page 38.
5.See “Removing the Optical Drive” on page 40.
6.Remove the HDD-ODD bracket.
a.Remove the screw (A) that secures the HDD bracket to the chassis. 
Screw (Quantity)ColorTo r q u ePart No. 
#6-32 L5 BZN (1) Black 5.5 to 6.5 kgf-cm 86.00J07.B60