Laptop Repair | Laptop Repair Guide

 

 

 

Dell D630 with faulty video processor. Shows duplicate image.

 

Screen with checker box caused by faulty video process.

 

Disconnect power cord and turn laptop to facedown. Remove
all the screws.

 

Unlatch and slide out battery.

 

With screws remove gently slide out hard drive.

 

Eject the pull handle by pushing it in. Pull the handle to
remove CD/DVD drive(note: There might be a screw at the bottom securing the
drive, remove it if present.)

 

Remove screw and remove memory cover.

 

Spread the latches outward and the memory will pop up for
removal.

 

Remove the power button panel user a small flat head
screwdriver.

 

Gently lift up the power button panel.

 

Remove the screws that are holding down the keyboard.

 

Screws removed. You can now remove the keyboard.

 

Lift the keyboard from the corner.

 

Gently lift up the keyboard.

 

Here you will find the second memory stick.

 

To remove to keyboard , first you need to remove and lift
the retaining bracket.

 

Spread the retaining bracket carefully then lift it up.
Pull the blue tab to disconnect the keyboard.

 

Keyboard removed.

 

Top view without the keyboard.

 

Removed the second memory module.

 

To remove the LCD panel first you will need to disconnect
the wireless antenna cables.

 

Unplug the cables from the wireless card.

 

Pull the blue tab on the LCD cable to disconnect it from the
motherboard.

 

Remove the two LCD screws from the back.

 

Close-up view of LCD screw.

 

Disconnect the Mobile Broadband Network antenna cables.

 

Hold the LCD panel on both end and lift it upward.

 

LCD is now disconnected from the laptop.

 

LCD removed.

 

Remove 3 palm rest screws( They are marked with the letter
“P”.

 

Cooling fan assembly.

 

Let’s move on to removing the palm rest.

 

Best to start from the back center by separating the palm
rest with your fingers and work your way around.

 

Don’t force it. If all screws are removed it should come
apart with little force.

 

Once the back is unsnapped, push the palm rest slightly
forward to unhook it of the palm rest from the front of the base.

 

Palm rest is now separated from the base.

 

Heatsink 

 

Disconnect the touch-pad cable from the systemboard.

 

Lift it from the edge of the connecter. (Don’t pull on the
cable)

 

Use a small screwdriver to lift the other end.

 

The palm rest is now off.

 

 Full view without palmrest.

 

Remove the WLAN card.

Release the card by pushing the metal securing tabs away
from the card until the card pops up slightly.

 

You can now pull the card out.

 

Release the Wireless WAN card by pushing the metal securing
tabs away from the card until the card pops up slightly.

 

Slide the card out at a 45-degree angle.

 

Remove the screw holding the modem card to the motherboard.

 

Disconnect the cable from the modem.

 

All communication cards removed.

 

Loosen the four captive screws.

 

Lift the assembly from the CPU.

 

The vent is clogged up with dust.

 

CPU and GUP with stock copper shim.

 

Turn the locking screw to release and remove the CPU.

 

Disconnect the speaker from the systemboard.

 

Pull the blue tab to disconnect the PC Card reader
connector.

 

Disconnect the connector from the systemboard.

 

Remove the 4 hex screws on the back of the computer.

 

Remove the 4 systemboard screws.

 

Disconnect the cooling fan cable from the systemboard.

 

Lift the systemboard out of the base.

 

System board is out.

 

Well
done! You’ve just disassembled a laptop.

 

 

Remove CPU from old board if haven’t done so earlier.

 

Put new replacement board in. Add memory and CPU back.

 

Clean out old thermal compound with alcohol wipe.

 

This alcohol wipe came with the replacement board.

 

All clean.

 

Clean dust off heatsink air vent and put it back.

 

Don’t forget to reattach all the connectors.

 

Check all the connectors. (Trust me on this one. Happened
to me many time)

 

Snap the palm rest back to the base, put all the cards and
memory back in the top memory slot then reconnect LCD panel.

 

Test the system for power up before putting all the screws
back.

 

New systemboard is installed and system is back in business.