Replace The Power Supply Backplane Board (Fru) - Oracle X5-4 Service Manual

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Replace the Power Supply Backplane Board (FRU)

Note -
need to be reprogrammed by authorized service personnel with the correct product serial
number.
Replace the Power Supply Backplane Board (FRU)
This section provides instructions for replacing the power supply backplane board.
When servicing the components in this section, unplug the AC power cords and use ESD
protection.
Caution -
server is in standby power mode. Disconnect power cords before servicing the power supply
backplane board.
For serviceability considerations, see
Before You Begin
1.
Prepare the server for service.
See
"Prepare the Server for Cold Service" on page
2.
Disconnect the SAS/SATA cables and the NVMe cables (if installed) from the disk
drive backplane and their PCIe card connections.
See
"Replace the NVMe Switch Card Cables (FRU)" on page 215
Gb/s Internal HBA SAS Cables (FRU)" on page
3.
Disconnect the ESM cable from the ESM module and its connection on the HBA.
See
"Replace the SAS 12 Gb/s Internal HBA ESM Cable (FRU)" on page
4.
Remove all PCIe cards from the server, disconnecting any external or internal
cables and taking care to note their slot assignments.
226
Oracle Server X5-4 Service Manual • December 2015
The product serial number used for service entitlement and warranty coverage might
Hazardous voltage. The system supplies power to the power board even when the
"Component Serviceability" on page
94.
204.
70.
and
"Replace the SAS 12
209.

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