Acer Aspire 5739 Service Guide

							Chapter 3121
2.Replace the two securing screws and caps.
StepSizeQuantityScrew Type
Hinge Covers M2.5*4 2 
						

							122Chapter 3
External Unit Reassembly Process
Replacing the CPU
IMPORTANT:The CPU has a Pin1 locator that must be positioned corresponding to the marker on the CPU 
socket
The following thermal pads are approved for use:
• Silmore GP50
• Honeywell
• Jet Motor 7762
The following thermal compounds are approved for use:
•  Eapus XR-PE
1.Raise the heat sink and hold it in a raised posotion.
2.Remove all traces of thermal grease  or pad adhesive from the heat sink using a lint-free cloth or cotton swab 
and Isopropyl Alcohol, Acetone, or other approved cleaning agent. 
3.Place the CPU into the socket. Take note of the Pin 1 locator in the image below.
WARNING:Take care to prevent the pins from becoming bent while replacing the CPU. If you find it difficult to 
replace the CPU using this method, or lack the tools to properly insert the CPU into the socket, then 
follow the instructions provided in “Replacing the CPU (Alternate Procedure)” on page 100.
4.Apply a small amount of thermal grease or the supplied thermal pad to the centre of the heat sink. There is no 
need to spread grease manually, the force used during the installation of the Thermal Module is sufficient.
5.Using a flat screwdriver, turn the CPU socket latch clockwise 180° to lock the CPU in place. 
						

							Chapter 3123
6.Lower the heat sink into place.
7.Tighten the three screws of the CPU heat sink in the indicated order: 1, 2, 3.
Replacing the RTC Battery
1.Insert the RTC battery into the socket in the mainboard. 
Replacing the Graphics Card
The following thermal pads are approved for use:
• Silmore GP50
• Honeywell
1.  
1
1.  
2
1.  
3 
						

							124Chapter 3
• Jet Motor 7762
The following thermal compounds are approved for use:
•  Eapus XR-PE
2.Remove all traces of thermal grease  or pad adhesive from the heat sink using a lint-free cloth or cotton swab 
and Isopropyl Alcohol, Acetone, or other approved cleaning agent. 
3.Apply a small amount of thermal grease or the supplied thermal pads to the locations indicated  below. There is 
no need to spread grease manually, the force used during the installation of the Thermal Module is sufficient.
4.Insert the MXM card into the slot.
5.Push the graphics card into place and insert the four screws to secure the graphics card to the thermal unit 
underneath. 
						

							Chapter 3125
Replacing the ODD Module
1.Align the ODD Bezel as shown and press it into place.
2.Align the ODD Bracket as shown and replace the securing screws.
3.Push the ODD Module into the chassis as shown 
until the bezel is flush with the casing.4.Replace the securing screw. 
						

							126Chapter 3
Replacing the Hard Disk Drive Module
Replacing the DIMM Modules
NOTE: To replace DIMM Module 2, first remove DIMM Module 1. In this procedure, only DIMM Module 1 is  1.Place the HDD carrier on the HDD.2.Replace the two securing screws.
3.Place the HDD Module in the HDD bay as shown and slide it in the direction of the arrow to connect the 
interface.
4.Replace the single screw to secure the hard disk bracket to the Lower Cover. 
						

							Chapter 3127
shown. 
1.Insert the DIMM Module flush with the connector and press down to lock in place. 
						

							128Chapter 3
Replacing the WLAN Module 
Replacing the TV Tuner
1.Insert the TV Tuner module as shown. 1.Insert the WLAN board into the WLAN socket.2.Replace the single screw to secure the module.
3.Connect the three antenna cables to the module.
NOTE: The White cable goes to the upper terminal (TR 1), the black cable to the lower terminal (TR 2), and 
the grey cable to the middle terminal (TR 3).
StepSizeQuantityScrew Type
WLAN Module M2*3 1 
						

							Chapter 3129
2.Connect the antenna cable.
3.replace the single securing screw.
StepSizeQuantityScrew Type
TV Tuner Module M2*3 1 
						

							130Chapter 3
Replacing the Lower Cover
1.Replace the Lower Cover, inserting the tabs on the bottom edge first, as shown. 
2.Tighten the six captive screws in the cover as shown.
   
Replacing the SD Card Dummy Tray
1.Insert the SD Card and push into the slot until flush with the chassis cover.