Lenovo ThinkSystem ST550, Setup Manual

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S033
CAUTION:
Hazardous energy present. Voltages with hazardous energy might cause heating when shorted with
metal, which might result in spattered metal, burns, or both.
S009
CAUTION:
To avoid personal injury, disconnect the fan cables before removing the fan from the device.
S002
CAUTION:
The power-control button on the device and the power switch on the power supply do not turn off the
electrical current supplied to the device. The device also might have more than one power cord. To
remove all electrical current from the device, ensure that all power cords are disconnected from the
power source.
To install a front fan, complete the following steps:
Watch the procedure . A video of the installation process is available:
• Youtube:
https://www.youtube.com/playlist?list=PLYV5R7hVcs-Acsjj4tU79GzKnWG316BYn
• Youku:
http://list.youku.com/albumlist/show/id_50483452
Step 1. Touch the static-protective package that contains the new front fan to any unpainted surface on
the outside of the server. Then, take the new front fan out of the package and place it on a static-
protective surface.
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ThinkSystem ST550 Setup Guide