Main Unit Disassembly Flowchart

Advance Technical Repair of Laptops Motherboard

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Rem ove Fingerprint

Rem ove TouchPad Bracket

Remove External Modules before proceeding

Remove Hinge Covers

Remove

Switch Cover

Remove Keyboard

Remove

Remove

Function Board

Speaker Module

Remove LCD Module

Upper Cover

t

*

Remove

Remove

Remove

Remove

Remove

eKey Board

Media Board

USB Board

Modem Module

Bluetooth Module

Screw List

Step

Screw

Quantity

Part 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

Step

Screw

Quantity

Part No.

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

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

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

  1. See "Removing the Battery Pack" on page 54.
  2. Remove the two screw caps and screws from the Hinge Covers.

Step

Size

Quantity

Screw Type

Hinge Covers

M2*3

2

*>

  1. Slide the covers off the hinges in the direction of the arrows.
  2. 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.

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.

Step

Size

Quantity

Screw Type

Switch Cover (red callout)

M2.5*3

4

*

Switch Cover (green callout)

M2.5*10

2

■i*1 ■■■■

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 if you attempt to extend the LCD module beyond the manufacturer's design.

5. Push the Switch Cover downward (1) and lift the leftside of the cover upward (2) to release the securing pins.

7. Lift the left side of the Switch Cover first and gently rotate it while lifting the right side clear of the casing.

  1. Lift the Switch Cover clear of the chassis.
  2. See "Removing the Switch Cover" on page 68.
  3. Lift the keyboard from both sides to clear the securing tabs on both sides of the Keyboard.
Aspire4935 Speaker

3. Push the Keyboard toward the LCD screen to expose the Keyboard FFC cable.

4935g Keyboard Removal

4. Unlock the connector and pull the FFC to remove it from the Mainboard.

  1. Remove the keyboard from the chassis.
  2. See "Removing the Switch Cover" on page 68.
  3. Remove the two securing screws from the Function Board.

Step

Size

Quantity

Screw Type

Function Board

M2.5*3

2

*

  1. Unlock the connector and remove the FFC cable.
  2. Unlock the connector and remove the FFC cable.
4. Rotate the board upward as shown and remove it from the chassis.
Cabezal Epson L655
  1. See "Removing the Keyboard" on page 70.
  2. Remove the two securing screws from the Speaker Module.
Remove Acer 4935

Step

Size

Quantity

Screw Type

Speaker Module

M2.5*3

2

*

  1. Remove the adhesive tape securing the LCD cables to the Speaker Module.
  2. Remove the adhesive tape securing the LCD cables to the Speaker Module.

4. Disconnect the speaker cable as shown.

5. Rotate the Speaker Module upward, rear edge first to clear the LCD cables, and remove it from the chassis.

  1. See "Removing the WLAN Module" on page 59.
  2. See "Removing the Keyboard" on page 70.
  3. Turn the computer over. Remove the two securing screws as shown.

Step

Size

Quantity

Screw Type

LCD Module

M2.5*5

2

*

  1. Lift the securing tape to expose the Antenna cable as shown.
  2. Lift the securing tape to expose the Antenna cable as shown.

5. Push the Antenna cables through the casing as shown.

6. Completely remove the Antenna cable from the cable channel.
7. Turn the computer over. Remove the two adhesive strips from the Antenna cable.
8. Rest the computer on the LCD Module and push the Antenna cable through the chassis as shown.
9. Completely remove the Antenna from the cable channel.
How Disassemble Aspire 4935

11. Remove the two securing screws from the left LCD hinge.

Step

Size

Quantity

Screw Type

LCD Module

M2.5*5

2

*

  1. Peel back the adhesive strip from the LCD Hinge as shown.
  2. Peel back the adhesive strip from the LCD Hinge as shown.
Acer Extensa 4230 Display Strip

13. Remove the two securing screws from the right LCD hinge.

Step

Size

Quantity

Screw Type

LCD Module

M2.5*5

2

*

  1. Carefully remove the LCD Module from the chassis.
  2. Carefully remove the LCD Module from the chassis.
  1. See "Removing the LCD Module" on page 74.
  2. Turn the computer over. Remove the ten screws on the bottom panel.

Step

Size

Quantity

Screw Type

Upper Cover (red call out)

M2.5*10

10

Upper Cover (green callout)

M2.5*5

5

*

  1. Turn the computer over. Remove the two securing screws on the top panel.
  2. Turn the computer over. Remove the two securing screws on the top panel.

Step

Size

Quantity

Screw Type

Upper Cover (red callout)

M2.5*5

1

*

Upper Cover (green callout)

M2.5*3

1

*

4. Turn the computer over and disconnect the four FFC

cables from the mainboard.

WARNING:Care must be taken when removing the Upper Base from the Lower Base to prevent damage or stress to the surface.

5. Ease the lower casing outward to clear the securing clips and pry apart the left side as shown, and lift the rear edge of the Upper Base upward.

6. Ease the lower casing outward to clear the securing clips and pry apart the right side as shown. Lift the rear edge of the Upper Base upward.

7. Completely remove the Upper Base from the Lower Base.

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Responses

  • jessica bell
    How to disassemble acer aspire 4935g?
    4 years ago

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