Dell Inspiron 3148 Keyboard Replacement Repair Guide

Difficulty

Moderate

Steps

Time Required

Suggest a time??

Sections

Back Panel
3 steps
Battery
4 steps
RAM
3 steps
Hard Drive
2 steps
Fan
4 steps
CMOS Battery
1 step
Motherboard
3 steps
Keyboard
1 step

Flags

Action Shots

Be an action hero! This guide needs images that better demonstrate how to perform specific actions.

In Progress

This guide is a work in progress. Reload periodically to see the latest changes!

Missed a Step

Oops! This guide is currently missing some important steps.

Better Introduction

Improve this guide by completing or revising its introduction.

BackDell Inspiron 3148
Full Screen
Options
History
Save to Favorites
Download PDF
Edit
Translate
Get Shareable Link
Embed This Guide
Notify Me of Changes
Stop Notifications

Introduction

What you need

Step 1

              Back Panel

Ensure the device is powered off and unplugged. Close the device and orient it face up, with the hinges further away from you.
Flip the device over so the backside is facing you.

Ensure the device is powered off and unplugged. Close the device and orient it face up, with the hinges further away from you.

Flip the device over so the backside is facing you.

1024

Step 2

Using the Phillips #1 screwdriver, remove all nine 7mm screws.

Using the Phillips #1 screwdriver, remove all nine 7mm screws.

Step 3

Using the plastic opening tool, pull the back panel upward. Move the opening tool along the edge of the device and lift the panel off of your device.
Be aware, the back panel is kept in place by magnetic clips. They will offer some resistance, but continue to gently leverage upwards.

Using the plastic opening tool, pull the back panel upward. Move the opening tool along the edge of the device and lift the panel off of your device.

Be aware, the back panel is kept in place by magnetic clips. They will offer some resistance, but continue to gently leverage upwards.

Step 4

              Battery

Remove the three 4mm screws holding battery in place using the Phillips #0 screwdriver.

Remove the three 4mm screws holding battery in place using the Phillips #0 screwdriver.

Step 5

Using the iFixit opening tools, lift the battery out of its housing.

Using the iFixit opening tools, lift the battery out of its housing.

Step 6

Once loosened, use your fingers to lift the battery up and out of its housing.
There is a small cable which sits in a rut in the top of the battery. Ensure that it is pushed out of the way before removing completely.

Once loosened, use your fingers to lift the battery up and out of its housing.

There is a small cable which sits in a rut in the top of the battery. Ensure that it is pushed out of the way before removing completely.

Step 7

Remove the battery completely.

Remove the battery completely.

Step 8

RAM

Locate the RAM chips on the motherboard.

Locate the RAM chips on the motherboard.

Step 9

There are two tabs on either side of the RAM chip. Pull them away from the chip.

There are two tabs on either side of the RAM chip. Pull them away from the chip.

Step 10

The RAM chip will pop up out of the slot.
Pinch the RAM between two fingers, making minimal contact. Gently pull away from its port.
Remove the RAM from the device.

The RAM chip will pop up out of the slot.

Pinch the RAM between two fingers, making minimal contact. Gently pull away from its port.

Remove the RAM from the device.

Step 11

              Hard Drive

If there is a piece of tape connecting the hard drive and a small power cord, remove the tape.
Using the Phillips #0 screwdriver, remove the two 4mm screws.

If there is a piece of tape connecting the hard drive and a small power cord, remove the tape.

Using the Phillips #0 screwdriver, remove the two 4mm screws.

Step 12

Notice: there is a small data cable connecting the hard drive to the motherboard. Do not attempt to lift the hard drive all the way out before removing this cable.
Lift the hard drive slightly out of the device.
Grasp the head of the cable, not the cable itself.
Pull away from the hard drive, removing the data cable. The hard drive may now be fully removed.

Notice: there is a small data cable connecting the hard drive to the motherboard. Do not attempt to lift the hard drive all the way out before removing this cable.

Lift the hard drive slightly out of the device.

Grasp the head of the cable, not the cable itself.

Pull away from the hard drive, removing the data cable. The hard drive may now be fully removed.

Step 13

Fan

If there is tape on your fan, remove the tape.
Remove the two 2mm screws on the fan enclosure using the Phillips #00 screwdriver.

If there is tape on your fan, remove the tape.

Remove the two 2mm screws on the fan enclosure using the Phillips #00 screwdriver.

Step 14

Unscrew the three 4mm screws holding down the heat sink of the fan using the Phillips #00 screwdriver.
The three 4mm screws found in the heat sink will remain attached to the heat sink. This is okay as long as they are detached from the motherboard.

Unscrew the three 4mm screws holding down the heat sink of the fan using the Phillips #00 screwdriver.

The three 4mm screws found in the heat sink will remain attached to the heat sink. This is okay as long as they are detached from the motherboard.

Step 15

Use the tweezers to gently pull the power supply cable from its port.

Use the tweezers to gently pull the power supply cable from its port.

Step 16

Grasp the fan and lift upward. Remove the fan from the device.

Grasp the fan and lift upward. Remove the fan from the device.

Step 17

              CMOS Battery

Using a pair of tweezers, lift the exposed edge of the CMOS battery upward.
Once the CMOS battery has been loosened, remove it from the device.

Using a pair of tweezers, lift the exposed edge of the CMOS battery upward.

Once the CMOS battery has been loosened, remove it from the device.

Step 18

              Motherboard

Remove the keyboard cable from its ZIF connector by flipping up the locking tab on the connector and then pulling the cable out.

Remove the keyboard cable from its ZIF connector by flipping up the locking tab on the connector and then pulling the cable out.

Step 19

Remove the touch pad cable from its ZIF connector.

Remove the touch pad cable from its ZIF connector.

Step 20

Remove one 3.41mm screw using a Phillips #000 screwdriver.
Remove the two 3.41mm screws using a Phillips #000 screwdriver.
Remove motherboard.

Remove one 3.41mm screw using a Phillips #000 screwdriver.

Remove the two 3.41mm screws using a Phillips #000 screwdriver.

Remove motherboard.

Step 21

              Keyboard

Using a Phillips #000 screwdriver, remove single 4.1mm screw from the SD card reader board.
Remove the SD card reader board.
Remove the keyboard.

Using a Phillips #000 screwdriver, remove single 4.1mm screw from the SD card reader board.

Remove the SD card reader board.

Remove the keyboard.

To reassemble your device, follow these instructions in reverse order.

Cancel: I did not complete this guide.

                                                                                      One other person completed this guide.

Author

                                      with 1 other contributor

                    Wesley Taylor

Member since: 10/02/2019

73 Reputation

                                      1 Guide authored                  



                       Badges:
                       3

Team

                       The Citadel Military College of South Carolina, Team S3-G12, Eggleston Fall 2019                        

                                                  Member of The Citadel Military College of South Carolina, Team S3-G12, Eggleston Fall 2019 



                    CMCSC-EGGLESTON-F19S3G12                     


                                            3 Members                     


                                            3 Guides authored

Action Shots#

In Progress#

Missed a Step#

Better Introduction#

Introduction#

What you need#

Team#