Acer Aspire 4935 Service Guide

Chapter 361
Removing the Hard Disk Drive Module 
1.See “Removing the Lower Covers” on page 57.
2.Hold the Pull Tab and slide the HDD away from the connector. 
3.Pull the HDD up as shown to remove.
NOTE: To prevent damage to HDD, avoid pressing down on it or placing heavy objects on top of it.  

62Chapter 3
4.Remove the four screws (two each side) securing the HDD to the carrier.
5.Lift the HDD carrier to remove.
StepSizeQuantityScrew Type
HDD Carrier M3*3 4 

Chapter 363
Removing the Optical Disk Drive Module
1.See “Removing the Lower Covers” on page 57.
2.Remove the screw securing the ODD module.
3.Insert a screw driver as shown and push the ODD Module out of the bay. 
StepSizeQuantityScrew Type
ODD Module M2.5*5 1 

64Chapter 3
4.Remove the two screws securing the ODD bracket and remove the ODD bracket from the optical disk drive 
module.
 
5.Insert a pin in the eject hole of the ODD to eject the ODD tray.
6.Press down on the locking catch to release the ODD cover and remove.
 
StepSizeQuantityScrew Type
ODD Bracket M2*3 2 

Chapter 365
Main Unit Disassembly Process
Main Unit Disassembly Flowchart
Screw List
StepScrewQuantityPart No.
Hinge Covers M2*3 2 86.AD302.001
Switch Cover M2.5*3 4 86.AD302.002
M2.5*10 2 86.AD302.004
Function Board M2.5*3 2 86.AD302.002
Speaker Module M2.5*3 2 86.AD302.002
LCD Module M2.5*5 6 86.AD302.003
Remove External
Modules before
proceeding
Rem ove
Thermal Module
Rem ove
Mainboard
Rem ove
Fingerprint
Reader
Rem ove
Switch Cover
Rem ove
Keyboard
Rem ove
CPU
Rem ove
LCD Module
Rem ove
Bluetooth...

66Chapter 3
Upper Cover M2.5*10 10 86.AD302.004
M2.5*5 6 86.AD302.003
M2.5*3 1 86.AD302.002
Finger Print Reader M2*3 1 86.AD302.001
TouchPad Bracket M2*3 2 86.AD302.001
eKey Board M2.5*3 1 86.AD302.002
USB Board M2.5*3 1 86.AD302.002
Modem Module M2*3 2 86.AD302.001
BT Module M2.5*3 1 86.AD302.002
Mainboard M2.5*3 1 86.AD302.002
Thermal Module M2.5*5*3.2 4 86.AD302.006
StepScrewQuantityPart No. 

Chapter 367
Removing the Hinge Covers
1.See “Removing the Battery Pack” on page 54.
2.Remove the two screw caps and screws from the Hinge Covers.
3.Slide the covers off the hinges in the direction of the arrows.
IMPORTANT:The left and right Hinge Covers are shaped differently and marked L and R on the inside. Ensure 
that the correct cover is used during reassembly.
StepSizeQuantityScrew Type
Hinge Covers M2*3 2 

68Chapter 3
Removing the Switch Cover
CAUTION: Using tools to remove the Switch Cover may cause damage to the outer casing. It is 
recommended that only fingers are used to remove the Switch Cover.
1.See “Removing the Battery Pack” on page 54.
2.See “Removing the Hinge Covers” on page 67.
3.Locate and remove the ten securing screws on the bottom of the computer.
4.Turn the computer over and open the LCD module to expose the Switch Cover.
IMPORTANT:The LCD module does not fully extend. Damage will occur...

Chapter 369
6.Using both hands, lift both sides of the rear edge of the Switch Cover upward as shown.
7.Lift the left side of the Switch Cover first and gently rotate it while lifting the right side clear of the casing.
8.Lift the Switch Cover clear of the chassis. 

70Chapter 3
Removing the Keyboard
1.See “Removing the Switch Cover” on page 68.
2.Lift the keyboard from both sides to clear the securing tabs on both sides of the Keyboard.
3.Push the Keyboard toward the LCD screen to expose the Keyboard FFC cable.
4.Unlock the connector and pull the FFC to remove it from the Mainboard.
5.Remove the keyboard from the chassis.