ASROCK Z97 Pro3 Mode D'emploi page 13

2.1 Installing the CPU
1. Before you insert the 1150-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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Z97 Pro3
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