Supermicro X7DWN Plus User Manual page 25

3. Use your thumb and your index fi nger
to hold the CPU at the North Center
Edge and the South Center Edge of
the CPU.
4. Align CPU Pin1 (the CPU corner
marked with a triangle) against the
socket corner marked with a triangle
cutout.
5. Align the CPU key, the semi-circle
cutout below a gold dot, against the
socket key, which is the notch on the
same side of the triangle cutout on the
socket.
6. Once aligned, carefully lower the
CPU straight down into the socket. (Do
not drop the CPU on the socket. Do not
move the CPU horizontally or vertically.
Do not rub the CPU against the surface
or against any pins of the socket to avoid
damaging the CPU or the socket.)
7. With the CPU inside the socket,
inspect the four corners of the CPU
to make sure that the CPU is properly
installed.
8. Use your thumb to gently push the
socket clip down to the clip lock.
9. If the CPU is properly installed
into the socket, the plastic cap will be
automatically released from the load
plate when the clip is pushed in the clip
lock. Remove the plastic cap from the
motherboard.
( Warning: Please save the
!
plastic cap. The motherboard must be
shipped with the plastic cap properly
installed to protect the CPU socket pins.
Shipment without the plastic cap prop-
erly installed will cause damage to the
socket pins.)
North Center Edge
South Center Edge
Socket Key
(Socket Notch)
CPU Key (semi-
circle cutout)
below the circle.
Corner with a
triangle cutout
Socket clip
CPU in the CPU socket
Plastic cap
is released
from the
load plate
if the CPU
is properly
installed.
2-3
Chapter 2: Installation
gold dot
CPU Pin1