Filler
panel
Spacer
900-watt ac
power supply
Power supply
release tab
Spacer
release tab
2. Grasp the handle on the rear of the power supply and slide the power supply forward into
the power-supply bay (next to the spacer) until it clicks into place. Make sure that the
power supply connects firmly into the power-supply connector.
3. Go to Step 5 step 4 on page 110.
Step 5. Route the power cord through the cable hook-and-loop on the rear of the server so that it does not
accidentally become unplugged.
Step 6. Connect the power cord for the new power supply to the power-cord connector on the power
supply.
Step 7. Connect the other end of the power cord to a properly grounded electrical outlet.
Step 8. Make sure that the ac power LED on the power supply is lit, indicating that sufficient power is being
supplied to the power supply through the power cord. During normal operation, both the ac and the
dc power LEDs are lit. For any other combination of LEDs, see “Power-supply LEDs” on page 158.
Make sure that no error LEDs are lit.
Step 9. Restart the server. Confirm that it starts correctly and recognizes the newly installed device, and
make sure that no error LEDs are lit.
Installing a USB embedded hypervisor flash device
Use this information for instructions on how to install a USB hypervisor flash device.
To install a hypervisor flash device, complete the following steps:
Step 1. Before you begin, read “Safety” on page v and “Installation guidelines” on page 44.
Step 2. Turn off the server (see “Turning off the server” on page 40) and all attached peripheral devices.
Disconnect all power cords; then, disconnect all external cables from the server.
Step 3. Remove the standard I/O book (see “Removing the standard I/O book” on page 224).
Step 4. Locate the USB flash device (hypervisor) connector on the standard I/O book board (see “Standard
I/O book” on page 31 for the location of the connector).
Step 5. Make sure that the lockbar on the USB (hypervisor) connector is in the unlock position (down).
Step 6. Align the USB flash device with the connector on the standard I/O book board and push it into the
connector until it is firmly seated.
Step 7. Slide the lockbar up to the locked position until the lockbar is seated firmly.
110
System x3850 X6 and x3950 X6 Installation and Service Guide
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