To replace the back camera on your Zenfone 3, follow these steps.
Use tweezers to pull out the SIM card tray and place it aside.
Use a Torx T2 screwdriver to remove the two 2 mm screws.
Insert a prying tool between the screen and metal backing at the bottom of the phone.
Remove the 2 x 3mm Phillips #00 screws from the silver band.
Remove and peel back the silver tape.
Disconnect the battery connections.
Handle the battery with care — risk of damage.
Use the Phillips #00 screwdriver to remove three 3 mm screws from the metal surround housing the camera.
Remove the 3 mm circuit board screws with a Phillips #00 screwdriver.
Disconnect the two wire connectors from the circuit board.
Remove the circuit board.
Disconnect power from the camera.
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