Acer Aspire 5739 Service Guide

Chapter 381
4.Disconnect the cable to the Bluetooth board.
5.Disconnect the Speaker wires.
6.Grasp the RJ-11 cable and remove it from the Mainboard as shown. 

82Chapter 3
7.Remove the single securing screw.
8.Lift the mainboard right side first to remove from the base.
Removing the Thermal Module
1.See “Removing the Mainboard” on page 80.
2.Turn the Mainboard over and place on a clean surface.
StepSizeQuantityScrew Type
Mainboard M2.5*3 1 

Chapter 383
3.Hold the fan cable connector and lift to disconnect from the mainboard.
4.Loosen the three captive screws from the Thermal Module CPU heat sink in reverse numerical order, from 3 to 
1.
5.Remove the four screws from the Thermal Module.
StepSizeQuantityScrew Type
CPU Thermal 
ModuleM2.5*3 4
1
23 

84Chapter 3
WARNING:To prevent damage to the Thermal Module or the CPU, hold and lift the Thermal Module by lifting 
both ends up and away at the same time.
6.Hold the module on both sides and lift it clear of the Mainboard. 
IMPORTANT:If the replacement Thermal Module does not include the thermal protection pads shown below, 
reuse the original thermal protection pad with the new Thermal Module.
Removing the CPU (Alternate Procedure)
NOTE: Use this procedure only if you are unable to remove the CPU...

Chapter 385
2.Turn the CPU socket latch 180 degrees counterclockwise to the Unlock position.
3.Lift the CPU clear of the socket.
Removing the Speaker Modules
1.See “Removing the Mainboard” on page 80. 

86Chapter 3
2.Remove the three securing screws from the Speaker Modules.
3.Pull the subwoofer module up from the rubber dampers on the securing tabs as shown. 
IMPORTANT:Do not lift the subwoofer out from the edges as contact with the speakers can damage the unit.
4.Lift the subwoofer away from the lower base as shown.
StepSizeQuantityScrew Type
Speaker Module M2.5*2 x 6mm flat head 3 

Chapter 387
5.Lift the speaker module away from the lower base as shown
6.Remove the speaker wire from the channel as shown. 

88Chapter 3
 LCD Module Disassembly Process
LCD Module Disassembly Flowchart
Screw List
Removing the LCD Bezel
1.See “Removing the LCD Module” on page 68.
StepScrewQuantityPart No.
LCD Bezel M2.5*5 6 86.AD302.003
Camera Module M2.5*3 1 86.AD302.002
LCD Panel M2.5*5 2 86.AD302.003
M2.5*3 1 86.AD302.002
LCD Brackets M2*3 6 86.AD302.001
Rem ove
LED Panel
Rem ove
LED Bezel
Rem ove
LED FPC Cable
Rem ove
Camera Module
Remove LED
Panel from  Main
Unit before
proceeding
Rem ove
LED BracketsRem ove
Antenna
Rem...

Chapter 389
2.Remove the six screw caps and screws as shown.
 
3.Starting at the centre of the top edge, pry the inside of the bezel away from the screen. Work round the edges 
to pry the bezel away from the screen as shown.
4.Lift the bezel away from the panel and place it face down above the panel as shown.
StepSizeQuantityScrew Type
LCD Bezel M2.5*5 6 

90Chapter 3
IMPORTANT:The microphone cable still connects the bezel to the panel, take care not to pull the bezel away 
from the panel.
5.Disconnect the microphone cable from the panel assembly.
Removing the Camera Module
1.See “Removing the LCD Bezel” on page 88.
2.Disconnect the camera from the camera cable.
3.Lift the Camera Module out fo the assembly. The Camera Module is secured in place with adhesive.