BLU Advance 4.0 Speaker Replacement

With the back camera on the top side and facing you, find a notch on the bottom right side of the phone.

Unclip the cover by raising it up from the notch and sliding a flat rigid tool along the edge.

Remove the battery.

Remove 3 screws from each side with a Phillips 00 screwdriver.

Unclip the screen by sliding a flat rigid tool between the black and the blue side-band.

Pop off the blue side-band to be exposed to the motherboard.

Remove 2 black plastic buttons from each side, exposing metallic padding.

Gently pry the metallic padding off the motherboard with a flat rigid tool.

Carefully separate the clip-on tabs while lifting the motherboard away from the screen.

Before starting, you should plug in and begin to heat up your soldering iron.

Flip the circuit board over and find the speaker connections to the red and black wires.

Take your soldering iron and heat the area where the wires are connected

Take your Solder sucker and remove the solder at the connection.

Carefully lift the speaker off of the circuit board.

Place the new speaker into the spot where you removed the old speaker.

Next, add solder to the tip of your soldering iron.

Solder all of the connections back into place as shown.