Sony C2104 Working Instructions page 43

Reassembly
Check the Rubber Main MIC on position.
Note: check if the Rubber hole
Place Sub PBA Assembly on correct position.
Press the Sub PBA Assembly to ensure its hooks are well
assembled.
Press the RF Cable connector onto Sub PBA Assembly.
1273-2279 Rev3
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locating direction is correct.
Working Instruction Repair Instruction Mechanical/
43(50)