Apple Mac mini Late 2009 (Technician Guide) - Manual (Page 82)

Mac mini (Late 2009) Take Apart — General Information 82 2009-11-03
Logic Board EMI Clips
Be careful not to damage the EMI clips on the underside of the logic board. Place the board on
1
the antistatic foam when the board is not in a system.
Important
2
: Return the logic board to Apple service in the correct logic board packaging and
with the antistatic foam protecting the EMI clips (shown in second photo).