Air Baffle Replacement; Memory Module Replacement - Lenovo ThinkSystem HR330A User Manual And Hardware Maintenance Manual

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2.2.6 Air baffle replacement

Do not proceed before reading and understanding the "Safety Precautions" section of this chapter and "Read Me First".
CAUTION:
If your server has air ducts or air baffles, do not remove them while the server is running. Operating the
server without the air ducts or air baffles might cause the microprocessor(s) to overheat.
To remove the air baffle, do the following:
1. Turn off all attached devices and the server.
2. Disconnect the ac power cord from the electrical outlet.
3. Remove the top cover. See "2.2.3 Top cover replacement".
4. Lift the system air baffle straight up and out of the chassis.
To reinstall, reverse the steps above.

2.2.7 Memory module replacement

Do not proceed before reading and understanding the "Safety Precautions" section of this chapter and "Read Me First".
CAUTION: The following label indicates a sharp-edge hazard.
To install a memory module, do the following:
1. Turn off all attached devices and the server.
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