Lenovo System x3750 M4, Инструкция по установке и обслуживанию

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Note: When the Power Supply is pulled out of the power supply bay, the Power Supply Interlock
bracket is disengaged and the three Lock icons are no longer visible through the openings on
the Interlock bracket.
Step 6. Remove the DIMMs (see “Removing a memory module” on page 232).
Step 7. Remove the microprocessor air baffles ( “Removing the microprocessor air baffle” on page 219).
Step 8. Remove the heat sinks (see “Removing a microprocessor and heat sink” on page 283 for
information on how to remove the heat sinks).
Step 9. Grasp the microprocessor and memory expansion tray front handle by the blue touch points and
rotate it all the way up (this disengages the tray from the connectors on the system board).
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Tray handle
Microprocessor
and memory
expansion tray
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Power supply 2
Step 10. Grasp both handles (front and rear) and lift the tray assemble from the server and set it on a flat
surface to avoid damaging the connector pins on the bottom of the tray.
Step 11. Remove the microprocessors (see “Removing a microprocessor and heat sink” on page 283 for
instructions on how to remove a microprocessor).
Note: When you remove the microprocessors from the old tray, install the microprocessors directly
from the old tray to the new tray with the microprocessor installation tool.
Step 12. If you are instructed to return the microprocessor and memory expansion tray, follow all packaging
instructions, and use any packaging materials for shipping that are supplied to you.
Replacing the microprocessor and memory expansion tray assembly
Use this information to replace the microprocessor and memory expansion tray assembly.
To install the microprocessor and memory expansion tray, complete the following steps:
Step 1. Read the safety information and installation guidelines, see “Safety” on page v and “Installation
guidelines” on page 38.
Chapter 6
.
Removing and replacing components
293