Lenovo ThinkServer RD240 Hardware Maintenance Manual - Page 92
Caution
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CAUTION: The heat sink might be very hot. Turn off the server and wait three to five minutes to let the server cool before removing the server cover. To install the heat sink, do the following: Note: Make sure that you have already connected the front fans to the system board before you install the heat sink. 1. Remove all media from the drives and turn off all attached devices and the server. Then, disconnect all power cords from electrical outlets and disconnect all cables that are connected to the server. 2. Remove the server cover. See Removing the server cover. 3. Notice the orientation of the heat sink air flow and the V-shaped cooling pipe. The V-shaped cooling pipe should always face the power supply assembly. Then, align the retaining screws on the heat sink with the corresponding holes in the system board. Install the four screws following the numerical sequence as shown below ( 1 to 4 ) to secure the heat sink on the system board. Figure 56. Installing the heat sink 1 - 4 Screws 5 Air flow 6 The front of the chassis 4. To complete the installation, go to Completing the parts replacement. 80 ThinkServer RD240 Hardware Maintenance Manual
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