Removing or installing the system fans – Lenovo 1047 User Manual
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2. Slide the power supply into the chassis until it snaps into position.
Figure 54. Installing the power supply
What to do next:
• To work with another piece of hardware, go to the appropriate section.
• To complete the installation, go to “Completing the parts replacement” on page 71.
Removing or installing the system fans
This section provides instructions on how to remove or install the system fans.
Removing the system fans
Attention: Do not open your server or attempt any repair before reading and understanding the “Safety information”
on page iii and “Guidelines” on page 19.
This section provides instructions on how to remove the system fans.
CAUTION:
Hazardous moving parts. Keep fingers and other body parts away.
To remove the system fans, do the following:
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. Remove the microprocessor fan duct. See Removing the microprocessor fan duct.
4. Remove the riser card assembly. See “Removing the riser card assembly” on page 36.
5. Disconnect the system fan cables from the system board. See Locating other connectors on the
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ThinkServer User Guide