Sony Vaio VGN-SZ120P Logic Board Replacement

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Ultimo aggiornamento il December 15, 2022

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Introduzione

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Use this guide to guide you in replacing your laptop's logic board (motherboard).

Keep out of reach of children and pets.

DO NOT attempt teardown or repair you device under the influence of drugs or alcohol.

DO NOT ingest any parts of the system.

Use the correct tools as stated in the tools section.

DO NOT touch any gold connectors on interior or exterior of the system.

Make sure system is unplugged and turned off before performing any maintenance on the system.

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Passo 1 Battery

Sony Vaio VGN-SZ120P Logic Board Replacement, Battery: passo 1, immagine 1 di 1

Set the computer display-side down.
Unlock the battery by sliding the port-side latch to the 'unlock' position.

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Passo 2

On the opposite side of the battery, press the release latch and slide the battery away from the main body to remove.

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Passo 3 Memory

Sony Vaio VGN-SZ120P Logic Board Replacement, Memory: passo 3, immagine 1 di 2

Sony Vaio VGN-SZ120P Logic Board Replacement, Memory: passo 3, immagine 2 di 2

Unscrew the two memory panel screws and set the panel aside.
Ignore the removal of the heatsink panel. This does not need to be removed for RAM module access.

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Passo 4

Sony Vaio VGN-SZ120P Logic Board Replacement: passo 4, immagine 3 di 3

Attrezzo utilizzato in questo passaggio:

Tweezers

$4.99

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Lift the film covering to reveal the memory module with the tweezers.
Pull the tabs on both sides of the RAM away from the module. The module will pop up.
Repeat this step for the other RAM module located directly above the memory module just removed.

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Passo 5 Keyboard

Sony Vaio VGN-SZ120P Logic Board Replacement, Keyboard: passo 5, immagine 1 di 1

Ignore the removal of the heat sink and memory panels as depicted. They do not need to be removed for the completion of this guide.
Remove the Torx security screw near the center of the battery-side edge.

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Passo 6

Press the tabs on each side of the display-side of the keyboard with the flat edge of a spudger.
Pull the keyboard toward the mouse pad and gently lift up.

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Passo 7

The keyboard is still attached by ribbon cable, don't try to remove the keyboard entirely yet.
Disconnect the ribbon cable by pressing the tabs on either side of the connector. Pull the cable out parallel to the connector.
Remove the keyboard.

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Passo 8 Mouse Assembly

Sony Vaio VGN-SZ120P Logic Board Replacement, Mouse Assembly: passo 8, immagine 1 di 1

Turn the laptop upside down.
Remove the three screws from the front mouse panel located on the bottom of the laptop.
Carefully flip the laptop back over. Remove three more screws from the top securing the panel. A ribbon cable will still be attached to the panel when you remove it.

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Passo 9

Lift the mouse assembly just enough to access the connecting ribbon cable.
Lift the ribbon cable lock to remove the cable.
Carefully remove the mouse panel assembly and set aside.

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Passo 10 Hard Drive

Sony Vaio VGN-SZ120P Logic Board Replacement, Hard Drive: passo 10, immagine 1 di 1

This is where your hard drive would be located. The replacement must be a Serial ATA(SATA) hard drive
Remove the four hard drive securing screws.

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Passo 11 Optical Drive

Sony Vaio VGN-SZ120P Logic Board Replacement, Optical Drive: passo 11, immagine 1 di 1

Remove the securing screw on the bottom left of the optical drive.

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Passo 12

Carefully slide the optical drive out right.
The IDE connector on the left will pop out.

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Passo 13 Speaker Assembly

Sony Vaio VGN-SZ120P Logic Board Replacement, Speaker Assembly: passo 13, immagine 1 di 3

Sony Vaio VGN-SZ120P Logic Board Replacement, Speaker Assembly: passo 13, immagine 2 di 3

Sony Vaio VGN-SZ120P Logic Board Replacement, Speaker Assembly: passo 13, immagine 3 di 3

Remove the four screws from the underside of the computer. These screws are located underneath where the battery sits and secure the top keyboard panel.
To remove the panel below the screen, press up on the two tabs holding the panel in and lift up. The panel should pop off.
Before proceeding, remove all black tape holding down wires and other cabling.

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Passo 14

Attrezzo utilizzato in questo passaggio:

Tweezers

$4.99

Aggiungi al carrello

Pop off the antenna using a pair of tweezers.

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Passo 15

Remove the seven philips screws holding the speaker assembly in place.
Before removing the assembly, disconnect the ribbon cable located at the top left corner of the assembly.
The speaker assembly will come off with the display assembly.

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Passo 16 screen

Sony Vaio VGN-SZ120P Logic Board Replacement, screen: passo 16, immagine 1 di 2

Sony Vaio VGN-SZ120P Logic Board Replacement, screen: passo 16, immagine 2 di 2

Caution: Be careful of snags when pulling up assembly and speakers.
To remove the VGA cable, lift up on the metal bracket and gently lift the connector off the logic board.
To remove the webcam cable, lift up the connector from the logic board gently.

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Passo 17

Sony Vaio VGN-SZ120P Logic Board Replacement: passo 17, immagine 3 di 3

Unscrew the four securing screws, two on each side of the LCD.
Carefully remove the LCD. The speaker, bluetooth, and webcam assembly will come up with the display assembly.
Caution: Be careful of snags when pulling up display and speaker assemblies.

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Passo 18 Internal Fan

Sony Vaio VGN-SZ120P Logic Board Replacement, Internal Fan: passo 18, immagine 1 di 2

Sony Vaio VGN-SZ120P Logic Board Replacement, Internal Fan: passo 18, immagine 2 di 2

Remove screws from keyboard tray
Remove keyboard tray

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Passo 19

Caution: When removing the fan, be careful to not tear the attached ribbon cable.
Unscrew all five screws from the internal fan.
Gently remove the internal fan.

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Passo 20 Logic Board

Sony Vaio VGN-SZ120P Logic Board Replacement, Logic Board: passo 20, immagine 1 di 1

Caution: Ground yourself before removing the logic board. Static electricity can damage the logic board.
Unscrew and remove the logic board from the backing.

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