Dell Latitude 7390 (P29S002) CMOS Battery Removal & Installation

By on November 15, 2018 · 1:53 pm
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In this Dell laptop tutorial we are going to show you how to install and replace the CMOS Battery on your Dell Latitude 7390 laptop. These installation instructions have be made into 9 easy to follow printable steps. We have also create a video tutorial that shows you how to install your Dell Latitude 7390 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
Latitude 7390 Battery

Dell Laptop Replacement Parts Needed

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Latitude 7390 Battery

Video tutorial repair manual



Installation and Removal Instructions
Dell Latitude 7390 CMOS Battery

Unscrew and remove Bottom Base (captive screws).

Step 1

Unscrew and remove Bottom Base (captive screws).Unscrew and remove Bottom Base (captive screws).Unscrew and remove Bottom Base (captive screws).
Unscrew and disconnect Battery (4 x

Step 2

Unscrew and disconnect Battery (4 x Unscrew and disconnect Battery (4 x Unscrew and disconnect Battery (4 x
Unscrew and remove bracket and PCIe SSD (2 x

Step 3

Unscrew and remove bracket and PCIe SSD (2 x Unscrew and remove bracket and PCIe SSD (2 x Unscrew and remove bracket and PCIe SSD (2 x
Unscrew and disconnect WLAN Card (1 x

Step 4

Unscrew and disconnect WLAN Card (1 x Unscrew and disconnect WLAN Card (1 x Unscrew and disconnect WLAN Card (1 x Unscrew and disconnect WLAN Card (1 x
Unscrew and disconnect Heatsink (6 x

Step 5

Unscrew and disconnect Heatsink (6 x Unscrew and disconnect Heatsink (6 x Unscrew and disconnect Heatsink (6 x
Unscrew and remove bracket (2 X 2mm x 1.7mm).

Step 6

  • Unscrew and remove bracket (2 X 2mm x 1.7mm).
  • Disconnect display cables.
Unscrew and remove bracket (2 X 2mm x 1.7mm).Disconnect display cables.Unscrew and remove bracket (2 X 2mm x 1.7mm).
Unscrew and remove bracket.

Step 7

  • Unscrew and remove bracket.
Unscrew and remove bracket.Unscrew and remove bracket.
Unscrew and disconnect motherboard.

Step 8

  • Unscrew and disconnect motherboard.
  • Turn over motherboard and disconnect CMOS Battery.
Unscrew and disconnect motherboard.Turn over motherboard and disconnect CMOS Battery.Unscrew and disconnect motherboard.Unscrew and disconnect motherboard.
The remaining piece is the CMOS Battery.

Step 9

  • The remaining piece is the CMOS Battery.
Latitude 7390 Battery

Dell Laptop Replacement Parts Needed

DIY Discount - Parts-People.com offers 5% off to all DO-IT-YOURSELFERS!
Use this coupon code to save 5% off these parts
DIYM514
Latitude 7390 Battery

Topics: Dell Latitude Repair Manuals Dell Laptop Repair Dell Repair Manuals CMOS Battery Latitude 7390

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