ASROCK X99 Taichi, Manual, Page: 16 / 183

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2.1 Installing the CPU
CAUTION:
Please note that X99 platform is only compatible with the LGA 2011-3 socket , which is
incompatible with the LGA 2011 socket (for X79 platform).
1. Before you insert the 2011-3 -Pin CPU into the socket, please check if the PnP cap is on
the socket, if the CPU surface is unclean, or if there are any
bent pins
in the socket. Do
not force to insert the CPU into the socket if above situation is found. Otherwise, the CPU
will be seriously damaged.
2. Unplug all power cables before installing the CPU.
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