Step 4. Connect the power supply unit 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 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 –48V DC power supply units:
1. Use a slotted screwdriver to loosen the 3 captive screws on the power supply terminal
block.
2. Check the type label on the power supply block and each power cord.
Type
PSU terminal block
Power cord
Input
-Vin
Ground
GND
Input
RTN
3. Face the groove side of each power cord pin upwards, and then plug the pins into
corresponding holes on the power block. Use the table above for guidance to ensure that
the pins find correct slots.
4. Tighten the captive screws on the power block. Ensure that the screws and cord pins are
secured in place and no bare metal parts are shown.
5. Connect the other end of the cables to a properly grounded electrical outlet. Ensure that the
cable ends find correct outlets.
After you finish
1. If you have adjusted the CMA to gain access to the power supply bay, readjust the CMA back in place.
2. If the server is turned off, turn on the server. Ensure that both the power input LED and the power output
LED on the power supply are lit, indicating that the power supply is operating properly.
Internal CFF HBA/RAID adapter replacement
Use this information to remove and install the internal CFF HBA/RAID adapter.
Remove the internal CFF HBA/RAID adapter
Use this information to remove the internal CFF HBA/RAID adapter.
About this task
Attention:
• Read
“Installation Guidelines” on page 45 and “Safety inspection checklist” on page 46 to ensure that you
work safely.
110
ThinkSystem SR635 V3 User Guide
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