Canon PowerShot A75 Flash Unit Replacement

Turn the camera over and locate the "BATT OPEN" sliding switch.

Slide the switch to the right.

Remove the 4 AA batteries.

Remove the three 2.5mm screws on the bottom of the camera.

Remove the 3.8mm screw underneath the flap that covers the A/V port.

Remove the 2.4mm screw located underneath the cover of the memory card slot.

Open the memory card slot by sliding it laterally until you hear a click.

Remove the 5.9mm screw in the upper corner of the memory card slot.

Remove the two 4.1mm screws at the bottom of the battery flap.

Lift the shutter button and speaker part from the top of the camera.

Using a pair of tweezers, grab the plug that connects the speaker to the camera and gently pull it out.

Remove the rightmost 4.2mm screw underneath the battery cover, not the center screw.

Separate the back casing and front casing of the camera using your hands.

On the front of the camera, press the button on the lower left of the lens.

Twist the outer lens casing counter-clockwise and slide it out.

Take off the front casing.

Rotate the camera such that the flash unit and capacitor are facing you.

Remove the 3.5mm screw located between the flash unit and the capacitor.

Snap flash unit out of place with your fingers.

Unsolder the five wires connected to the flash unit in order to remove it.