IBM System x iDataPlex dx340, Руководство по диагностике и обслуживанию

Страница: 160 / 196

Attention: Handle the microprocessor only by its edges. Do not touch the
contacts on the bottom of the microprocessor or in the microprocessor
socket. Touching these contacts might result in permanent damage to the
system board.
d. Remove the cover from the bottom of the microprocessor.
Microprocessor
Microprocessor
socket
Alignment marks
Microprocessor retainer
e. Center the microprocessor over the microprocessor socket. Align the triangle
on the corner of the microprocessor with the triangle on the corner of the
socket and carefully place the microprocessor into the socket.
Attention:
v Do not press the microprocessor into the socket.
v
Make sure that the microprocessor is oriented and aligned correctly in the
socket before you try to close the microprocessor retainer.
f. Carefully close the microprocessor retainer.
g. Rotate the locking lever on the microprocessor socket to the closed and
locked position. Make sure that the lever is secured in the locked position by
the tab on the microprocessor socket.
2. Install a heat sink on the microprocessor.
Attention:
v
Do not set down the heat sink after you remove the plastic cover.
v Do not touch the thermal material on the bottom of the heat sink. Touching
the thermal material will contaminate it.
v
If the thermal material on the microprocessor or heat sink becomes
contaminated, you must replace it. See “Thermal grease” on page 145 for
instructions.
Heat sink Thermal material
a. If you are installing a new heat sink, remove the plastic protective cover
from the bottom of the heat sink.
b. Install the thermal sensor clip on the back of the heat sink.
144
System x iDataPlex dx340 Types 6385, 6386, 6389, 7831, 7832, and 7834: Problem Determination and Service Guide