IBM 88643RU - System x3850 - 8864, Service Manual

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Note: You might find it helpful to note where each adapter is installed before
removing the adapters.
5. Disconnect the PCI switch card ribbon cable from the card.
6. Lift the release latches and slide the card away from the chassis; then, remove
the card from the server.
To install a PCI switch-card assembly, complete the following steps:
1. Lower the card into place so that the lips on the bottom of the EMI shielding
material fit into the chassis, and slide the card into place until the two release
latches snap securely.
2. Connect the ribbon cable to the PCI 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
static-sensitive devices” on page 31.
2. Turn off the server and peripheral devices, and disconnect the power cords and
all external cables necessary to replace the device.
3. Remove the top cover.
4. Remove all fans (see “Hot-swap fan” on page 34).
5. Remove the memory cards (see “Removing and replacing a memory card” on
page 41).
6. Lift the microprocessor-tray release latch, open the microprocessor-tray levers,
and pull the microprocessor tray out of the server slightly (see “Removing and
installing a microprocessor” on page 55).
7. Remove the power supplies and the power-supply structure (see “Power-supply
structure” on page 51).
Chapter 4. Removing and replacing server components
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