Lenovo Storage N3310, Руководство пользователя и руководство по техническому обслуживанию аппаратного обеспечения, Страница: 88 / 152

10. Install the four screws to secure the new heat sink on the system board. It is recommended that you
carefully install the four screws using the following method to avoid any possible damage to the system
board.
a. Partially tighten screw
1
, then firmly tighten screw
3
, and then return to screw
1
and firmly tighten
it. Do not over-tighten the screws.
b. Partially tighten screw 2 , then firmly tighten screw 4 , and then return to screw 2 and firmly tighten
it. Do not over-tighten the screws.
1 2
3
4
Figure 43. Installing the screws to secure the heat sink
11. If you are instructed to return the old heat sink, follow all packaging instructions and use any packaging
materials that are supplied to you for shipping.
What to do next:
• To work with another piece of hardware, go to the appropriate section.
• To complete the installation or replacement, go to “Completing the parts replacement” on page 112.
Installing or replacing the microprocessor
This topic provides instructions on how to install or replace the microprocessor.
Installing the second microprocessor
Attention: Do not open your storage product or attempt any repair before reading and understanding “Safety
information” on page iii and “Guidelines” on page 41.
Depending on the model, your storage product might come with one or two microprocessors. For storage
product models with one microprocessor, the microprocessor is installed in the microprocessor socket 1 and
the microprocessor socket 2 is protected by a plastic socket cover. You can purchase a microprocessor
option kit from Lenovo and install the second microprocessor to expand system capabilities.
Before you begin, print all the related instructions or ensure that you can view the PDF version on another
computer for reference.
74
Lenovo Storage N3310 User Guide and Hardware Maintenance Manual