Lenovo ThinkSystem SR665 V3 User Manual page 183

Figure 128. Example power supply unit label on the top cover
Attention:
• Read "Installation Guidelines" on page 47
work safely.
• Prevent exposure to static electricity, which might lead to system halt and loss of data, by keeping static-
sensitive components in their static-protective packages until installation, and handling these devices with
an electrostatic-discharge wrist strap or other grounding system.
Procedure
Step 1. Touch the static-protective package that contains the new part to any unpainted surface on the
outside of the server. Then, take the new part out of the package and place it on a static-protective
surface.
Step 2. Slide the new hot-swap power supply unit into the bay until it snaps into position.
Figure 129. Installing the power supply unit
Step 3. Connect the power supply unit to a properly grounded electrical outlet.
• For AC power supply units:
1. Connect one end of the power cord to the power connector on the power supply unit.
2. Connect the other end of the power cord to a properly grounded electrical outlet.
• For 240 V DC power supply units:
1. Turn off the server.
2. Connect one end of the power cord to the power connector on the power supply unit.
3. Connect the other end of the power cord to a properly grounded electrical outlet.
• For –48V DC power supply units:
1. Use a slotted screwdriver to loosen the 3 captive screws on the power supply terminal
block.
and "Safety inspection checklist" on page 48
Chapter 5
to ensure that you
.
Hardware replacement procedures
173