Samsung SM-A510FD Service Manual page 11

7. Level 2 Repair
9
1) Detach OCTA using detaching JIG
※ Confirm OCTA connector position disassembly
11
1) Disassmle Rear case then take out OCTA connector
※ Do not disassemble OCTA before dissable Rear
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10
1) Lift OCTA up about 2cm
※ Do not disassemble completely
12
1) Detach OCTA and Home Key Connector and Coaxial Cable
from PBA
2) Separate PBA from Brocket.
※ Be careful not to damage.