Recommended tools
Screwdriver Phillips #000
Opening tool / Spudger
Tweezers
Disassembly/Repair of the mobile device Asus ZenFone 4 A450CG with each step description and the required set of tools.
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Step 1.
Open the back cover
Open the back cover.
Step 2.
Unscrew the screws
Using a screwdriver (Phillips 1.5 mm PH000), unscrew 13 bolts in the frame of the phone.
Step 3.
Open the mid-frame
Pry and remove the middle frame.
Step 4.
Unscrew one screw
Using a screwdriver (Phillips 1.5 mm PH000), unscrew 1 bolt in the lower part with speaker (buzzer).
Step 5.
Remove the loudspeaker
Pry and remove the lower part with buzzer (speaker).
Step 6.
Remove the cable
Disconnect the SIM card flexible flat cable connectors and remove the cable with metal frame.
Step 7.
Remove the battery
Lift and remove the battery.
Step 8.
Remove the coaxial cable
Disconnect the connectors and remove the coaxial cable.
Step 9.
Remove the sub-board
Remove the lower PCB.
Step 10.
Remove the vibration motor
Disconnect connectors on the PCB and pry the vibrator.
Step 11.
Remove the motherboard
Remove the PCB.
Step 12.
In the display frame remained
Parts in the frame of the display module.
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