Power Backplane - IBM System x3950 Type 8878 Service Manual

2. Turn off the server and peripheral devices, and disconnect the power cords and
3. Remove the top cover (see "Top cover and bezel" on page 45).
4. Remove all adapters and place the adapters on a static-protective surface.
5. Disconnect the PCI-X switch card ribbon cable from the card.
6. Lift the release latches and slide the card away from the chassis; then, remove
7. If you are instructed to return the PCI-X switch-card assembly, follow all
To install the replacement PCI-X switch-card assembly, complete the following
steps:
1. Lower the card into place so that the lips on the bottom of the EMI shielding
2. Connect the ribbon cable to the PCI-X switch-card assembly.
3. Install the adapters.
4. Install the top cover (see "Top cover and bezel" on page 45).
5. Slide the server into the rack.
6. Connect the cables and power cords (see "Connecting the cables" on page 34
7. Turn on all attached devices and the server.

Power backplane

To remove the power backplane, complete the following steps:
1. Read the safety information that begins on page vii and "Installation guidelines"
all external cables necessary to replace the device.
Note: You might find it helpful to note where each adapter is installed before
removing the adapters.
the card from the server.
packaging instructions, and use any packaging materials for shipping that are
supplied to you.
material fit into the chassis, and slide the card into place until the two release
latches snap securely.
for cabling instructions).
on page 31.
Chapter 4. Removing and replacing server components
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