
In this guide I explain how to remove and replace the LCD screen in a Dell Latitude D620 laptop.
The LCD screen removal steps will be very similar for many other Dell laptop. If this guide works for your laptop, please mention the model number in comments after the post.
If you need a new LCD screen or inverter for your Dell Latitude D620 laptop, you can find it here for about $70-80.
STEP 1.
There are six screw seals on the LCD screen bezel. Remove all six seals and screws found under them.

You can remove the screw seal with a sharp object or small flat head screwdriver. The seal bottom is sticky. Glue all screw seals somewhere on the screen bezel so they don’t get lost.

STEP 2.
Start separating the screen bezel from display cover with your fingers.

STEP 3.
Remove the screen bezel.

STEP 4.
Remove six screws securing the LCD screen mounting brackets to the display cover.

STEP 5.
Separate the LCD screen assembly from the display cover and place face down on the keyboard.

STEP 6.
Now you can access the back side of the LCD screen and video cable.
The video cable has two connectors. One of them is connected to the inverter board and another one to the LCD screen.

STEP 7.
Disconnect the small connector from the inverter board.

STEP 8.
Disconnect another connector from the LCD screen.

STEP 9.
Remove the LCD screen assembly from the laptop.

STEP 10.
If you are replacing the LCD screen, you’ll have to transfer both mounting brackets to the new screen. Each bracket is secured by a few screws.
In Dell laptops the inverter board is attached to the bottom of the LCD screen.

Even though it looks like the inverter board is a part of the LCD screen, it’s possible to remove the inverter and replace it separately.

In one of the previous posts I explain how to remove and replace the keyboard in a Dell Latitude D620 laptop.
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August 20th, 2010 at 12:13 am
Greeting from France,
Sorry but I don’t know how to quote posted messages. Laptop Tech said to Dave (I have a same question like ChrisH , I have a Latitude D510 working base(only the base of it) and the top of a Latitude D505. I saw that the plugs are different, but is there a possibility to put the top of a D505 to the base of a D510 ? Is there a adapter connector?): “There is no adapter. Apparently D505 has a different video cable. I don’t think you’ll be able to install the top of D505 to the base of D510.”
Well, I can tell only about the European market but it is possible to install a D505 screen in a D510: I made it! The only known diference is the ribbon cable that has a different connector to the video board. You should also check the LCD display itself but in most cases, it will work because almost all displays (LCD panel + inverter) are the same for the whole line : D505, D510, D520 and D530. There are two major OEM who supply these displays: Quanta and AU Electronics. They also provide the inverter but do not produre them (SUMIDA in most cases).
You will find details at Dell Community (I posted technical details there). What does work for European market should do for US market.
Cheers