Lenovo J SERIES 3000 - Manual (Page 116)

b. Do not drop anything onto the microprocessor socket while it is exposed. The socket pins must be
kept as clean as possible.
8. Make sure that the microprocessor retainer is fully open.
9. Holding the microprocessor with your fingers, remove the protective cover 2 that protects the gold
contacts on the new microprocessor 1 .
10. Holding the microprocessor with your fingers, position the microprocessor so that the notches on the
microprocessor are aligned with the tabs in the microprocessor socket.
Important
To avoid damaging the microprocessor contacts, do not tilt the microprocessor when installing it into
the socket.
11. Lower the microprocessor straight down into the system board socket of the system board.
12. Lower the microprocessor retainer.
110 Hardware Maintenance Manual Lenovo 3000 J Series