Acer Aspire 4230 Service Guide

Chapter 381
Removing the Modem Module
1.See “Removing the Mainboard” on page 80.
2.Remove the adhesive tape and two securing screws from the module.
3.Lift the Modem module from the Mainboard.
4.Turn the Modem module over and disconnect the modem cable from the board.
StepSizeQuantityScrew Type
Modem Module M2.5*4 2 

82Chapter 3
Removing the I/O Board
1.See “Removing the Mainboard” on page 80.
2.Turn the mainboard over, and remove the two securing screws from the I/O Board.
3.Lift the I/O Board clear of the Lower cover.
StepSizeQuantityScrew Type
I/O Board M2.5*3 2 

Chapter 383
Removing the Thermal/Fan Module
1.See “Removing the Mainboard” on page 80.
2.Remove the five securing screws from the Fan module and heatsink.
3.Disconnect the Fan cable from the Mainboard.
4.Lift the Thermal Module clear of the Mainboard. 
StepSizeQuantityScrew Type
Thermal Module
(red callout)N/A 4 N/A
Thermal Module
(green callout)M2.5*4 1 

84Chapter 3
Removing the CPU 
1.See “Removing the Thermal/Fan Module” on page 83.
2.Using a flat screwdriver, turn the CPU socket latch counter-clockwise to release the CPU.
3.Lift the CPU clear of the Mainboard. 

Chapter 385
 LCD Module Disassembly Process
LCD Module Disassembly Flowchart
Screw List
StepSizeQuantityAcer Part No.
LCD Bezel M2.5*5 6 86.ARE07.003
LCD Panel M2.5*5 6 86.ARE07.003
LCD Brackets M2*3 4 86.A08V7.005
Rem ove
LCD Panel
Rem ove
LCD Bezel
Rem ove
LCD FPC Cable
Rem ove
Camera Module
Remove LCD
Panel from  Main
Unit before
proceeding
Rem ove
LCD Brackets
Rem ove
Inverter Board 

86Chapter 3
Removing the LCD Bezel
1.See “Removing the LCD Module” on page 66.
2.Remove the six rubber covers and screws.
3.Start from the edges of the bezel, use your fingers to pry the bezel upward and outward from the LCD 
panel. If necessary, use a plastic pry to release the corners of the bezel. 
StepSizeQuantityScrew Type
LCD Bezel M2.5*5 6 

Chapter 387
4.Continue lifting the bezel as shown.
5.User your fingers to pry the bottom of the bezel upwards and remove it from the LCD Module.  

88Chapter 3
Removing the Inverter Board
1.See “Removing the LCD Bezel” on page 86.
2.Hold the Inverter board by both ends and lift up to clear the casing.
3. Disconnect the left and right Inverter board cables as shown. 

Chapter 389
Removing the Camera Board
1.See “Removing the LCD Bezel” on page 86.
2.Lift the camera board up and away from the back cover.
3.Disconnect the camera cable from the camera board. 

90Chapter 3
Removing the LCD Panel
1.See “Removing the LCD Bezel” on page 86.
2.See “Removing the Inverter Board” on page 88.
3.Remove the six securing screws from the LCD Module.
4.Lift the LCD Panel clear of the LCD Module.
IMPORTANT:The MIC and Antenna cables are part of the LCD Back Cover and cannot be replaced 
individually. The replace the MIC or Antenna, replace the entire LCD Back Cover. See “Aspire 4530/
4230 FRU List” on page 150 for more details on replacement part numbers....