DANGER
For -48V dc power supply, electrical current from power cords is hazardous.
To avoid a shock hazard:
• To connect or disconnect -48V dc power cords when you need to remove/replace install
redundancy power supply unit(s).
To Connect:
To Disconnect:
1. Turn OFF subject dc power source(s) and equipment
(s) that are attached to this product.
2. Install the power supply unit(s) into the system
housing.
3. Attach dc power cord(s) to the product.
• Ensure correct polarity of -48 V dc connections:
RTN is + and -48 V dc is -. Earth ground should be
connected very well.
4. Connect dc power cord(s) to subject power source
(s).
5. Turn ON all the power source(s).
1. Disconnect or turn off the subject dc power source(s)
(at the breaker panel) before removing the power
supply unit(s).
2. Remove the subject dc cord(s) and make sure the
wire terminal of power cord(s) is insulated.
3. Unplug the subject power supply unit(s) from the
system housing.
S035
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.
Following are the types of power supply units compatible to this server and notices to take during
installation. The server supports a maximum of four power supply units.
• 750-watt Platinum, input power 115 Vac / 230 Vac / 240 VDC
• 750-watt Titanium, input power 230 Vac / 240 VDC
Note:
When only two units of 750-watt Titanium power supply are installed, 240 VDC is not supported.
• 1100-watt Platinum, input power 115 Vac / 230 Vac / 240 VDC
• 1800-watt Platinum, input power 230 Vac / 240 VDC
CAUTION:
• 240 V dc input (input range: 180-300 V dc) is supported in Chinese Mainland 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.
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ThinkSystem SR860 V2Setup Guide
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