Samsung Galaxy On5 Motherboard Replacement
Ensure that your Samsung Galaxy On5's issue isn't caused by another component like the LCD screen or wiring before proceeding.
- Verify that the problem is indeed a faulty motherboard.
- Use this guide for assistance in replacing it once confirmed.
Step 1 | Battery
Find the side release tab on the device.
Step 2
Pop the back cover off with a plastic prying tool or your fingertip.
Step 3
Puncturing the battery can cause a fire hazard due to its high flammability in air.
- Identify the battery notch.
- Remove the battery using your finger or a plastic prying tool.
Step 4 | Speaker
Do not use a metal pry tool — risk of damaging the SIM card, microSD card, or their holder.
- Remove the SIM card and
. - Use a plastic pry tool to carefully slide them out.
Step 5
Risk of damage to the ribbon if you apply excessive force.
- Use a plastic Spudger tool to carefully pry open the LCD ribbon cable cover.
- Be patient and gentle, as this part can be stubborn.
Step 6
Avoid using metal pry tools as they may damage the logic board and the LCD ribbon cable.
- Use a plastic pry tool to carefully pry the LCD ribbon cable from the logic board.
- The LCD ribbon cable transmits signals from the logic board to the LCD screen.
Step 7
- Remove all 9 Phillips #00 screws using a suitable driver.
- Set the screws aside in a secure location to prevent loss.
The screws are identical, so be sure to keep them separate and organized.
Step 8
Use caution when separating the LCD from the back assembly — risk of damage.
- Use an iFixit plastic pick to pry away the LCD from the back assembly.
- Slowly move the pick around the edge of the screen to loosen the adhesive.
- Optionally, use a heat gun to heat up the adhesive for easier separation.
Step 9
- Locate the speaker in the back assembly.
- Use a plastic pry tool to remove the old speaker from its housing.
- Install a new speaker and secure it firmly.
Step 10 | Front-Facing Camera
Metal tools can damage delicate electronics.
- Remove the front-facing camera from its housing using a plastic pry tool.
- Choose plastic pry tools over metal for working with electronic devices.
Step 11
Disconnect the camera from the logic board.
Step 12
Front-facing camera successfully removed.
Step 13 | Rear-Facing Camera
Remove the screw holding the rear-facing camera in place using a Phillips #00 screwdriver.
When using metal tools, always be mindful of where you're placing the bit to avoid damaging the motherboard, which may result in irreparable harm.
Step 14
Disconnect the headphone ribbon from the motherboard using a plastic pry tool.
- Lift the motherboard out of the lcd housing by grasping it at both ends.
Step 15
Flip the logic board over, with the camera lens facing downwards.
- Use your finger to gently pry the camera module away from its connector on the logic board.
Step 16 | Motherboard
Replace the logic board.
- After removing the cameras from the old logic board,
- Install a new logic board in its place.