Removing The Rear System Fan - Lenovo System x3100 M4 Installation And Service Manual

• Set the system date and time.
• Set the power-on password.
• Reconfigure the server.
See "Setup utility menu choices" on page 81

Removing the rear system fan

This procedure applies only to 4U server models with non-hot-swap power supplies.
To remove the rear system fan on server models with non-hot-swap power supplies (4U chassis), complete
the following steps.
1. Turn off the server and all attached devices; then, disconnect all power cords and external cables.
2. Carefully turn the server on its side so that it is lying flat, with the cover facing up.
Attention: Do not allow the server to fall over.
3. Remove the side cover (see
4. Remove the air duct.
5. Remove any adapters that impede access to the fan and the fan connector on the system board (see
"Replacing a ServeRAID adapter" on page
6. Remove the system fan:
Pull to make it thinner
Outside
a. Disconnect the fan cable from the system board (see
25).
b. While you support the system fan with one hand, pull the rubber grommet away from the chassis to
make it thinner; then, pull the fan toward the front of the server to remove the rubber grommet
through the hole on the chassis. Repeat this step till all the remaining rubber grommets are removed.
c. Lift the system fan up and out of the chassis.
7. If you are instructed to return the fan, follow all packaging instructions, and use any packaging materials
for shipping that are supplied to you.
for details.
"Removing the side cover" on page
155).
145).
"System-board internal connectors" on page
.
Chapter 6 Removing and replacing components
187