Acer Aspire 7230 Service Guide

Chapter 381
Removing the Subwoofer Module
1.See “Removing the Upper Cover” on page 70.
2.Remove the four securing screws from the Subwoofer Module.
3.Grasp the cable by the end and guide it out of its housing as shown in the following images.
IMPORTANT:The housing guides are hooked to hold the cable in place. Do not pull the cable to remove it or 
damage can occur. 
StepSizeQuantityScrew Type
Subwoofer 
ModuleM2.5*4 4 

82Chapter 3
4.Grasp the Subwoofer Module and lift it up to remove. 

Chapter 383
Removing the ExpressCard Module
1.See “Removing the Upper Cover” on page 70.
2.Disconnect the cable connecting the ExpressCard module.
IMPORTANT:Do not grasp the cable itself to prevent fraying.
3.Remove the two securing screws.
StepSizeQuantityScrew Type
ExpressCard 
ModuleM2*3 2 

84Chapter 3
4.Lift the ExpressCard module away from the upper cover. 

Chapter 385
Removing the Mainboard
1.Remove the Upper Cover. See “Removing the Upper Cover” on page 70.
2.Disconnect the two cables connected to the motherboard.
3.Remove the securing screw from the Mainboard.
 
4.Pull the edge of the lower base outward and lift the motherboard up to remove.
StepSizeQuantityScrew Type
Mainboard M2.5*6.5 1 

86Chapter 3
Removing the CPU Fan Module
1.See “Removing the Battery Pack” on page 48.
2.Remove the Mainboard. See “Removing the Mainboard” on page 85.
3.Turn the Mainboard right side up, and place it on a clean surface.
4.Using tweezers, grip the cable connector and disconnect the Fan cable from the Mainboard.
IMPORTANT:Do not grip the cable itself to prevent stripping.
5.Loosen the four captive screws from the heatsink. 

Chapter 387
6.Lift the cover to expose the single securing screw. Remove the screw.
7.Lift the Fan module clear of the Mainboard.
StepSizeQuantityScrew Type
CPU Fan Module M2.5*6.5 1 

88Chapter 3
Removing the CPU 
1.Remove the CPU Fan Module. See “Removing the CPU Fan Module” on page 86.
2.Using a flat screwdriver, turn the CPU socket latch clockwise 180° to release the CPU.
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3.Lift the CPU clear of the Mainboard. 

Chapter 389
 LCD Module Disassembly Process
LCD Module Disassembly Flowchart
Screw List
StepScrewQuantityPart No.
LCD Bezel M2.5*6.5 6 86.ARE07.001
Camera Module M2*3 1 86.ARE07.002
LCD Panel M2.5*6.5 6 86.ARE07.001
LCD Brackets M2*3 8 86.ARE07.002 

90Chapter 3
Removing the LCD Bezel
1.Remove the LCD Module. See “Removing the LCD Module” on page 68.
2.Remove the six rubber covers and screws.
3.Starting from the inside edges, pry the inside of the bezel upwards from the panel. Continue moving left until 
the bezel is removed. If necessary, use a plastic pry to release the corners of the bezel.
StepSizeQuantityScrew Type
LCD Bezel M2.5*6.5 6