Sony XPERIA P LT22i Working Instructions page 9

Disassembly
Remove the Cosmetic side screw on the opposite side by
using a screwdriver with Bits (T4).
Scrap! Not to be reused!
Insert a Guitar Pick as shown in picture and gently slide
along to release this side of the Cover Rear Metal Assy.
Do the same on the opposite side.
Remove the Cover Rear Metal Assy by lifting straight up.
1262-6302 Rev 3
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Sony Mobile Communications AB – Company Internal
Working Instruction (mech)
9(89)