Dell Precision M3800 (P31F001) CMOS Battery Removal and Installation


In this Dell laptop tutorial we are going to show you how to install and replace the CMOS Battery on your Precision M3800 (P31F001) laptop. These installation instructions have be made into 3 easy to follow printable steps. We have also create a video tutorial that shows you how to install your Precision M3800 (P31F001) CMOS Battery.

Before you begin

Please take the time read the following safety guidelines when working on static sensitive electrical components.
Dell repair manual service precautions

Tools needed for this laptop repair

  • 1 x small phillips head screwdriver
  • 1 x small plastic scribe

Dell Laptop Replacement Parts Needed

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Precision M3800 Battery

Video tutorial repair manual



Installation and Removal Instructions
Precision M3800 (P31F001) CMOS Battery

Lift open badge door and remove screws (2 x M2.5 x 6mm).

Step 1

  • Lift open badge door and remove screws (2 x M2.5 x 6mm).
  • Unscrew and remove Bottom Base (10 X 2mm x 3mm T5 Torx).
Lift open badge door and remove screws (2 x M2.5 x 6mm).Unscrew and remove Bottom Base (10 X 2mm x 3mm T5 Torx).Lift open badge door and remove screws (2 x M2.5 x 6mm).Lift open badge door and remove screws (2 x M2.5 x 6mm).
Unscrew battery (4 x M2.5 x 5mm).

Step 2

Unscrew battery (4 x M2.5 x 5mm).Disconnect and remove Battery.Unscrew battery (4 x M2.5 x 5mm).
Disconnect and remove CMOS Battery.

Step 3

Disconnect and remove CMOS Battery.Disconnect and remove CMOS Battery.

Topics: Dell Precision Repair Manuals Dell Laptop Repair Dell Repair Manuals CMOS Battery Precision M3800

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