1. DELL LATITUDE D620.
2. DELL LATITUDE D820.
3. DELL LATITUDE D630.
Dell latitude versions of dell d620, dell d630 dell d820 mostly are made up of two types of video graphics adapter V.G.A
TYPES OF VIDEO GRAPHICS ADAPTERS (VGA ).
1. Intel video graphics adapter.
2. Nvidia video graphics adapter.
The versions which acquire the problem of black screen are the one built with Nvidia video graphics adapter (Nvidia V.G.A).
REASONS FOR BLACK SCREEN ON DELL LATITUDE D620, DELL D630 DELL D820.
1. Play big/huge games such as Euro tracks.
2. Usage software that are used to edit videos, graphics and any other big software that overuse the capabilities of V.G.A and Random Access Memory.
3. Watch High Definition movies for a long time (H.D MOVIES).
4. Put the computer over a soft material for a long time while it switched on.
HOW TO FIX THE BLACK SCREEN ON DELL D620, DELL D630 DELL D830/ BEST SOLUTION TO FIX BLACK SCREEN ON DELL D 620, DELL D630 DELL D820.
The issue the lead black screen on the versions of dell d620, d620 d820 is destruction of the video chip (V.G.A) due to high heat. The problem can be fixed by HEAT the CHIP named as NVIDIA chip shown in the photo below.
HOW HEAT NVIDIA CHIP ON DELL D620, DELL D 630, DELL D830.
EQUIPMENT NEEDED
1. Heat gun.
2. Flux.
3. Screw driver.
4. Heat cooling compound.
Heat the Nvidia chip with the hot gun, set temperature to 520 degrees centigrade and air 4 units. Place some flux above the video chip (V.G.A) then start to heat the video chip for 10 minutes. The leave for 30 minutes for the chip to cool. Assemble the computer and switch on the computer will start up on normally with no BLACK screen.
NOTE.
A professional computer technician or computer engineer can only do this repairing.
