Acer 4520 - page 50

40 Chapter 3
Removing the Processor
1. Use a flat screwdriver to turn the processor socket lock to the counter-clockwise to the unlock position
(note the unlock icon).
Torque value: 3 kgf-cm +/-15%
2. Hold the processor by its edges and remove it from its socket (U52).
IMPORTANT: When installing a processor , note the golden arrow on the corner to make sure the processor is
properly oriented over the socket. Refer to the figure above.
Acer TM 4520 SG.book Page 40 Friday, June 22, 2007 5:43 PM