Sony Ericsson Z520a Working Instruction page 82

NOTE!
3. Using the flat end of a pry tool, apply gentle pressure
to the liquid intrusion indicator to ensure a good
adhesive bond to the system connector.
•
Perform the installation portion of the "System Connector" section
•
Perform all sections of the Base Reassembly Procedure
3/00021-1/FEA 209 544/597 B
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Sony Ericsson Mobile Communications AB
Step-by-Step Instructions
Do not use your finger to apply pressure to
the liquid intrusion indicator. Using a finger
to apply pressure may cause partial
activation of the label.
Working Instruction, Mechanical
82(113)