Dell Vostro 5620 How-To Install & Replace Your I/O Circuit Board

By on October 14, 2025 · 1:50 pm
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In this Dell laptop tutorial we are going to show you how to install and replace the I/O Circuit Board on your Vostro 5620 laptop. These installation instructions have been made into 8 easy to follow printable steps. We have also created a video tutorial that shows you how to install your Vostro 5620 I/O Circuit Board.

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 Phillips #0 screwdriver
  • 1 x small plastic scribe
Vostro 5620 I O Circuit Board

Dell Laptop Replacement Parts Needed

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Vostro 5620 I O Circuit Board

Video tutorial repair manual



Installation and Removal Instructions
Vostro 5620 I/O Circuit Board

Before you begin: If you need help at any point, you can always contact Parts-People Repair Department for help with your diagnosis or repair.

Step 1

TOOLS FOR THIS REPAIR: Phillips #0 and a

Step 2

TOOLS FOR THIS REPAIR: Phillips #0 and a Unscrew the Bottom Base Cover (7 x M2 x 4mm) (2 X captive screws).Pry apart and remove the Bottom Base Cover.TOOLS FOR THIS REPAIR: Phillips #0 and a
Disconnect the Battery Cable.

Step 3

  • Disconnect the Battery Cable.
Disconnect the Battery Cable.Disconnect the Battery Cable.
Disconnect and remove the CMOS Battery.

Step 4

Disconnect and remove the CMOS Battery.Disconnect and remove the CMOS Battery.
Peel back the adhesive cover.

Step 5

  • Peel back the adhesive cover.
  • Unclip the locking tab and disconnect the I/O Board cable.
Peel back the adhesive cover.Unclip the locking tab and disconnect the I/O Board cable.Peel back the adhesive cover.Peel back the adhesive cover.
Unclip the locking tab and disconnect the power button cable.

Step 6

  • Unclip the locking tab and disconnect the power button cable.
Unclip the locking tab and disconnect the power button cable.Unclip the locking tab and disconnect the power button cable.Unclip the locking tab and disconnect the power button cable.
Unscrew and remove the I/O board bracket (3 x M2 x 5mm).

Step 7

  • Unscrew and remove the I/O board bracket (3 x M2 x 5mm).
Unscrew and remove the I/O board bracket (3 x M2 x 5mm).Unscrew and remove the I/O board bracket (3 x M2 x 5mm).
Unscrew and remove the I/O Circuit Board (2 x

Step 8

Unscrew and remove the I/O Circuit Board (2 x ***FOLLOW THE ORIGINAL STEPS IN REVERSE TO REASSEMBLE YOUR LAPTOP.Unscrew and remove the I/O Circuit Board (2 x
Vostro 5620 I O Circuit Board

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
Vostro 5620 I O Circuit Board

Topics: Dell Vostro Repair Manuals Dell Laptop Repair Dell Repair Manuals I/O Circuit Board Vostro 5620

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