ASROCK B75 Pro3-M Manual Del Usuario página 14

2.3 CPU Installation
For the installation of Intel 1155-Pin CPU,
please follow the steps below.
Before you insert the 1155-Pin CPU into the socket, please check 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.
Step 1. Open the socket:
Step 1-1. Disengage the lever by pressing it
Step 1-2. Keep the lever positioned at about
Step 2. Remove the PnP Cap (Pick and Place Cap).
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down and sliding it out of the hook.
135 degrees in order to flip up the
load plate.
1. It is recommended to use the cap tab to handle and avoid kicking
off the PnP cap.
2. This cap must be placed if returning the motherboard for after
service.
ASRock B75 Pro3-M Motherboard
1155-Pin Socket Overview