Sony Ericsson Z525i Working Instruction page 36

2. If the flip bumper strip is being reused, remove it
from the old inner base cover.
3. Insert the flip bumper strip's two rubber bumpers
into their corresponding holes between the screw
bosses at the system connector end of the new inner
base cover.
4. Press the bumper strip down against the inner base
cover until the bumper strip is flush against the
surface of the inner base cover.
5. If the keypad is being reused, remove it from the old
inner base cover.
3/00021-1/FEA 209 544/597 F
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Sony Ericsson Mobile Communications AB
Step-by-Step Instructions
Working Instruction, Mechanical
36(115)