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The following tips describe the information that you must consider when you remove a power supply with dc
input.
CAUTION:
1. 240 V dc input (input range: 180-300 V dc) is ONLY supported in Chinese Mainland.
2. Power supplies with 240 V dc are not hot-swappable. To remove the power cord, ensure you have
turned off the server or disconnected the dc power sources at the breaker panel.
3. In order for the ThinkSystem products to operate error free in both a DC or AC electrical
environment, a TN-S earthing system which complies to 60364-1 IEC 2005 standard has to be
present or installed.
Figure 133. Hot-swap power supply label
Attention: This type of power supply is hot-swap only when two power supplies are installed for
redundancy. If only one power supply is installed, you must power off the server first before removing the
power supply.
在直流输入状态下，若电源供应器插座不支持热插拔功能，请务必不要对设备电源线进行热插拔，此操作可能
导致设备损坏及数据丢失。因错误执行热插拔导致的设备故障或损坏，不属于保修范围。
ThinkSystem ST650 V2 Maintenance Manual
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