Lenovo thinksystem SR630 Maintenance Manual page 123

To Connect:
1. Turn everything OFF.
2. First, attach all cables to devices.
3. Attach signal cables to connectors.
4. Attach power cords to outlet.
5. Turn device ON.
Figure 114. Hot-swap power supply label on the cover
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.
The following tips describe the information that you must consider when you remove a power supply with dc
input.
CAUTION:
240 V dc input (input range: 180-300 V dc) is supported in China ONLY. Power supply with 240 V dc
input cannot support hot plugging power cord function. Before removing the power supply with dc
input, please turn off server or disconnect dc power sources at the breaker panel or by turning off the
power source. Then, remove the power cord.
CAUTION:
NEVER CONNECT AND DISCONNECT THE POWER SUPPLY CABLE AND EQUIPMENT WHILE YOUR
EQUIPMENT IS POWERED ON WITH DC SUPPLY (hot-plugging). Otherwise you may damage the
equipment and result in data loss, the damages and losses result from incorrect operation of the
equipment will not be covered by the manufacturers' warranty.
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CAUTION:
Never remove the cover on a power supply or any part that has this label attached.
Hazardous voltage, current, and energy levels are present inside any component that has this label
attached. There are no serviceable parts inside these components. If you suspect a problem with one
of these parts, contact a service technician.
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To Disconnect:
1. Turn everything OFF.
2. First, remove power cords from outlet.
3. Remove signal cables from connectors.
4. Remove all cables from devices.
.
Chapter 3 Hardware replacement procedures
115