Lenovo ThinkSystem ST50 V2, Руководство по обслуживанию

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After you finish
1. Reinstall the front bezel, see “Install the front bezel” on page 85 .
2. Proceed to complete the parts replacement, see “Complete the parts replacement” on page 158 .
Power supply unit replacement
Follow this procedure to remove and install the fixed power supply unit.
This server supports one unit of fixed power supply of the following types:
• 300-watt
• 500-watt
Remove the power supply unit
Follow this procedure to remove the power supply unit.
S001
DANGER
Electrical current from power, telephone, and communication cables is hazardous.
To avoid a shock hazard:
• Connect all power cords to a properly wired and grounded electrical outlet/source.
• Connect any equipment that will be attached to this product to properly wired outlets/sources.
• When possible, use one hand only to connect or disconnect signal cables.
• Never turn on any equipment when there is evidence of fire, water, or structural damage.
• The device 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.
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.
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ThinkSystem ST50 V2 Maintenance Manual