Acer Aspire 7230 Service Guide

Chapter 351
5.Remove the HDD2 cover as shown. 
Removing the DIMM Modules
1.Remove the battery. See “Removing the Battery Pack” on page 48.
2.Remove the Memory Module cover. See “Removing the Lower Covers” on page 50.
3.Push out the release latches on both sides of the DIMM socket to release the DIMM module. 
4.Remove the DIMM module. 
5.Repeat steps for the second DIMM module. 

52Chapter 3
Removing the MXM Module
1.Remove the battery. See “Removing the Battery Pack” on page 48.
2.Remove the four securing screws.
3.Grasp the module and remove.
StepSizeQuantityScrew Type
MXM Module M2.5*9 (NL) 4 

Chapter 353
Removing the TV Tuner module
1.See “Removing the Battery Pack” on page 48.
2.Remove the HDD2 cover. See “Removing the Lower Covers” on page 50.
3.Disconnect the TV Tuner cable from the module. 
4.Remove the two securing screws.
StepSizeQuantityScrew Type
Tv Tuner Module M2*3 (NL) 2 

54Chapter 3
5.Remove the TV Tuner module.
NOTE: Some models come equipped with either a TV Tuner module or a Turbo RAM module.
6.Remove the bracket from the module.
Removing the WLAN Module
1.Remove the battery. See “Removing the Battery Pack” on page 48.
2.Remove the Tv Tuner module. See “Removing the TV Tuner module” on page 53.
3.Disconnect the antenna cables from the WLAN board. 
NOTE: The following is the correct cable-color to connector designation: TR1 to Gray and TR2 to Black. 

Chapter 355
4.Move the cables to avoid damaging them, and remove the two securing screws to release the WLAN board.
 
5.Detach the WLAN board from the WLAN socket. 
StepSizeQuantityScrew Type
WLAN Module M2*3 2 

56Chapter 3
Removing the Hard Disk Drive Module 
1.Remove the Battery Pack. See “Removing the Battery Pack” on page 48.
2.Remove the HDD1 cover. See “Removing the Lower Covers” on page 50.
3.Remove the two securing screws. 
4.Use the pull-tab to lift up the HDD module to remove. 
NOTE: To prevent damage to device, avoid pressing down on it or placing heavy objects on top of it. 
StepSizeQuantityScrew Type
HDD M2*3 2 

Chapter 357
5.Remove the four screws (two on each side) securing the HDD to the carrier.
6.Turn the HDD module upside down, and lift the HDD carrier up.
7.Remove the connector from the HDD.
StepSizeQuantityScrew Type
HDD Carrier M3*0.5+3.5 4 

58Chapter 3
Removing the Optical Drive Module
1.Remove the Battery Pack. See “Removing the Battery Pack” on page 48.
2.Loosen the captive screw securing the ODD module and remove the ODD cap.
3.Carefully use a screwdriver to push the locking catch and remove the ODD module.
4.Grasp the module and pull out from the main unit.  

Chapter 359
5.Remove the two screws securing the ODD bracket and remove the ODD bracket from the optical disk drive 
module.
 
6.Insert a pin in the eject hole of the ODD to eject the ODD tray.
7.Press down on the locking catch to release the ODD cover and remove.
 
StepSizeQuantityScrew Type
ODD Bracket M2*2.5 2 

60Chapter 3
Main Unit Disassembly Process
Main Unit Disassembly Flowchart
Screw List
StepScrewQuantityPart No.
Switch Cover M2.5*3 4 86.T25V7.012
M2.5*6.5 5 86.ARE07.001
Switch Board M2*3 2 86.ARE07.002
Modem Module M2*3  2 86.ARE07.002
LCD Module M2.5*6.5 2 86.ARE07.001
M2.5*6.5 4 86.ARE07.001
M2.5*3 1 86.T25V7.012
Upper Cover M2.5*6.5 11 86.ARE07.001
M2*3 1 86.ARE07.002
M2.5*3 4 86.T25V7.012
Touch Pad Bracket M2*3 4 86.ARE07.002