Acer Aspire 5235 Service Guide

Chapter 359
3.Use a pin and push it inside the emergency eject hole to eject the odd drive tray.
4.Carefully pull out the odd drive tray until the part of the module is visible and then slowly push back to 
close the tray into the module with the module still partially exposed. 
5.Slowly pull out the odd module from the odd drive bay.  

60Chapter 3
6.Remove the two screws (C) securing the locker bracket and remove the locker bracket from the optical 
disk drive module.   
StepSize (Quantity)ColorTo r q u e
1~2 M2 x L3 (2) Silver 1.6 kgf-cm 

Chapter 361
Main Unit Disassembly Process
Main Unit Disassembly Flowchart
Screw List
ItemScrewColorPart No.
A M2 x L8 Black 86.00E34.738
C M2 x L3 Silver 86.9A522.3R0
E M2.5 x L10 Silver 86.00F84.73A
G M2 x L4 Black 86.00A02.140
H M2 x L3 Black 86.9A552.3R0
MAIN UNIT
KEYBOARD
MAIN
BOARD Cx1
MAIN UNIT DISASSEMBLY
LCD MODULE
C x 1
Ax2, Ex2
UPPER CASE
A x 11 , G x 4
CPU
THERMAL MODULE
CPU
S C R E W X 4
Cx1
BLUETOOTH
MODULE
HEAT SINK FAN
TOUCHPAD
BRACKET
MIDDLE COVER
LED
BOARDSPEAKER
MODULE
C x 4
C x 2...

62Chapter 3
Removing the Middle Cover
1.See “Removing the Battery Pack” on page 50.
2.Use a plastic screw driver to pry loose the side of the middle cover. 
3.Carefully pry loose the middle cover from the latches securing it and remove the middle cover.  

Chapter 363
Removing the Keyboard
1.See “Removing the Battery Pack” on page 50.
2.See “Removing the Middle Cover” on page 62.
3.Push down on the lock and release the latches securing the keyboard to the upper case. 
4.Carefully pry loose the keyboard and turn it over on the touchpad area.  

64Chapter 3
5.Disconnect the keyboard cable from the main board to remove the keyboard.   
Removing the Heatsink Fan Module
1.See “Removing the Battery Pack” on page 50.
2.See “Removing the Lower Cover” on page 52.
3.Disconnect the heatsink fan connector from the main board.  

Chapter 365
4.Remove the one screw (C) securing the heatsink fan module in place. 
5.Carefully lift up the heatsink fan module. 
Removing the CPU Heatsink Module
1.See “Removing the Battery Pack” on page 50.
2.See “Removing the Lower Cover” on page 52.
3.See “Removing the Heatsink Fan Module” on page 64.
StepSize (Quantity)ColorTo r q u e
1 M2 x L3 (1) Silver 1.6 kgf-cm 

66Chapter 3
4.Remove the four screws securing the CPU heatsink module. 
5.Carefully remove the heatsink module from the system.
Removing the CPU 
1.See “Removing the Battery Pack” on page 50.
2.See “Removing the Lower Cover” on page 52.
3.See “Removing the Heatsink Fan Module” on page 64.
4.See “Removing the CPU Heatsink Module” on page 65.
5.Using a flat screwdriver, turn the CPU socket latch counter-clockwise to release the CPU.  

Chapter 367
6.Lift up carefully to remove the CPU. 
NOTE: When installing the CPU, make sure to install the CPU with PIN 1 at the corner as shown. 
Removing the LCD Module
1.See “Removing the Battery Pack” on page 50.
2.See “Removing the SD dummy card” on page 51.
3.See “Removing the ExpressCard dummy card” on page 51.
4.See “Removing the Lower Cover” on page 52.
5.See “Removing the WLAN Board Modules” on page 54.
6.See “Removing the Middle Cover” on page 62.
7.See “Removing the Heatsink Fan Module” on...

68Chapter 3
9.Turn over the system and remove the two screws (A) from the bottom of the left and right hinges. 
10.Disconnect the LCD cable connector from the main board. 
StepSize (Quantity)ColorTo r q u e
1~2 M2.5 x L8 (2) Black 3.0 kgf-cm