In this guide, I’ll explain how to disassemble Dell Vostro 3446 to remove and replace the dvd drive, hard drive, keyboard, palm rest, wireless card, RAM, heat sink, cooling fan, speaker and motherboard.
Step 1: Remove the battery
Unlock and remove the battery.
Battery capacity is only 40Wh.
Step 2: Remove the service cover
Remove one screw securing the service cover. Remove the cover.
Under the service cover, you can find the hard drive, RAM and wireless card.
Step 3: Remove the RAM
Separate the clips. Memory will automatically pops up.
The Dell Vostro 3446 comes with a Samsung 4GB memory.
Step 4: Remove the hard drive
Rem ove one screw securing the hard drive assembly. Lift the black tape, slide it to the left to disconnect from the motherboard.
The Dell Vostro 3446 features a 500GB Seagate hard drive.
Step 5: Remove the wireless card
Disconnect two antenna cables and remove one screw securing the wireless card.
Wireless card
Step 6: Remove the dvd drive
Remove all screws from th e bottom case.
Pull out the dvd drive.
Step 7: Remove the keyboard
Turn over your laptop. Lift the keyboard and disconnect the keyboard cable from the motherboard.
The keyboard has been removed.
Step 8: Remove the palm rest
Disconnect two cables and remove three screws securing the palm rest.
The palm rest has been removed
Step 9: Rem ove the USB board
The USB board connecting to the motherboard via a white data cable.
Disconnect the white cable.
The USB board has removed.
Step 10: Remove the speakers
The speaker fixed by a holder, disconnect the speaker cable and remove the speaker.
Two speakers
Step 11: Remove the motherboard.
Remove all screws securing the motherboard. Disconnect all cables from the motherboard. You can remove the motherboard.
Step 12: Remove the heat sink and cooling fan
You can see, the heat sink is very long. Loosen five screws. You can remove the heat sink.
The heat sink has been removed.
No comments:
Post a Comment