Difficulty
Moderate
Steps
10
Time Required
30 minutes
Sections
3
- Battery
- 2 steps
- Keyboard
- 4 steps
- CMOS Battery
- 4 steps
Flags
1
Member-Contributed Guide
An awesome member of our community made this guide. It is not managed by iFixit staff.
BackDell Vostro 3550
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Introduction
What you need
Step 1
Unlocking the Battery
- Slide the release latches to unlock the battery.
Slide the release latches to unlock the battery.
1024
Step 2
Sliding the Battery
- Slide the battery and remove it from the computer.
Slide the battery and remove it from the computer.
Step 3
Keyboard
- Turn the laptop right side up. Open the display to reveal the keyboard.
- Use the metal spudger to pry the keyboard upward from the base. Make sure to pop each of the three clips keeping the keyboard in place.
Turn the laptop right side up. Open the display to reveal the keyboard.
Use the metal spudger to pry the keyboard upward from the base. Make sure to pop each of the three clips keeping the keyboard in place.
Step 4
- Carefully lift the keyboard upward to reveal the keyboard ribbon cable.
Carefully lift the keyboard upward to reveal the keyboard ribbon cable.
Step 5
- Lift the black tab on the keyboard cable connector upwards to release the cable.
Lift the black tab on the keyboard cable connector upwards to release the cable.
Step 6
- Pull the ribbon cable away from the connector.
- Remove the keyboard.
Pull the ribbon cable away from the connector.
Remove the keyboard.
Step 7
CMOS Battery
- Remove the small cable connected to the left side of the casing.
- Repeat this step for the three remaining cables on the casing.
Remove the small cable connected to the left side of the casing.
Repeat this step for the three remaining cables on the casing.
Step 8
- Remove the two 5mm Phillips #0 screws to the far right and far left of the motherboard casing.
Remove the two 5mm Phillips #0 screws to the far right and far left of the motherboard casing.
Step 9
- Using the metal spudger, pry the palmrest assembly from the lower case.
- Lift off the palmrest assembly to reveal the motherboard.
Using the metal spudger, pry the palmrest assembly from the lower case.
Lift off the palmrest assembly to reveal the motherboard.
Step 10
- Use a nylon spudger to pry the CMOS battery from the motherboard.
- Remove the CMOS battery.
Use a nylon spudger to pry the CMOS battery from the motherboard.
Remove the CMOS battery.
To reassemble your device, follow these instructions in reverse order.
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4 other people completed this guide.
Author
with 3 other contributors
Dylan J. Souza
Member since: 03/22/2019
775 Reputation
5 Guides authored
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Team
UMass Dartmouth, Team S8-G6, Bailey Spring 2019
Member of UMass Dartmouth, Team S8-G6, Bailey Spring 2019
UMASSD-BAILEY-S19S8G6
3 Members
7 Guides authored
Serge Helfrich - Mar 21, 2020
Reply
Thank you, this saved my day.
Two small things:
In step 7 I needed to remove four screws (visible in the picture).
In order to perform step 9, I needed to remove seven screws from the bottom case.
Dylan J. Souza - Mar 23, 2020
Glad you found it helpful!
Rodrigo Tognin - Aug 25, 2022
Reply
Note: before step 9, we need to remove all the screws from bottom before open the cover!
Thanks for all, it´s helped me A LOT!!!!!
