Lenovo ThinkSystem SR635 V3 User Manual page 17

The server supports up to two power supplies for redundancy.
Table 1. Electrical input for power supply units
Power supply
750-watt 80 PLUS
Platinum
750-watt 80 PLUS
Titanium
1100-watt 80 PLUS
Titanium
1100-watt 80 PLUS
Platinum
1800-watt 80 PLUS
Platinum
1800-watt 80 PLUS
Titanium
1100W -48V DC
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, turn off server or disconnect dc power sources at the breaker panel or by
turning off the power source. Then, remove the power cord.
Minimal configuration for debugging
• One processor
• One memory module in slot 7
• One power supply
• One HDD/SSD drive or one M.2 drive (if OS is needed for debugging)
• Five system fans
Operating systems
Supported and certified operating systems:
• Microsoft Windows Server
• VMware ESXi
• Microsoft Windows
• Red Hat Enterprise Linux
• SUSE Linux Enterprise Server
• Canonical Ubuntu
References:
• Complete list of available operating systems:
• OS deployment instructions, see
100-127 V ac 200-240 V ac
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https://lenovopress.lenovo.com/osig
"Deploy the operating system" on page
240 V dc
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288.
-48 V dc
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Chapter 1 Introduction
7