Power Backplane - IBM 88631SU - System x3850 - 8863 Service Manual

Problem determination and service guide
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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
To install a 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 and adapter dividers.
4. Replace the top cover and bezel.
5. Reconnect the external cables and power cords.

Power backplane

Complete the following steps to remove a power backplane.
1. Read the safety information that begins on page vii, and "Handling
2. Turn off the server and peripheral devices, and disconnect the power cords and
3. Remove the top cover.
4. Remove all fans (see "Hot-swap fan" on page 118).
5. Remove the memory cards (see "Removing and replacing a memory card" on
6. Lift the microprocessor-tray release latch, open the microprocessor-tray levers,
7. Remove the power supplies and the power-supply structure (see "Power-supply
144
IBM System x3850 Type 8863, 7362: Problem Determination and Service Guide
Note: You might find it helpful to note where each adapter is installed before
removing the adapters.
the card from the server.
material fit into the chassis, and slide the card into place until the two release
latches snap securely.
static-sensitive devices" on page 114.
all external cables necessary to replace the device.
page 125).
and pull the microprocessor tray out of the server slightly (see "Removing and
installing a microprocessor" on page 138).
structure" on page 135).

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