Pci-X Board Assembly - IBM 88631SU - System x3850 - 8863 Service Manual

PCI-X board assembly

Complete the following steps to remove a PCI-X board assembly.
10. Remove the memory cards (see "Removing and replacing a memory card" on
11. Lift the microprocessor-tray release latch, open the microprocessor-tray levers,
12. Remove the power backplane (see "Power backplane" on page 144).
13. Loosen the blue retainer screws on the rear of the server.
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IBM System x3850 Type 8863, 7362: Problem Determination and Service Guide
1. Read the safety information that begins on page vii, and "Handling
static-sensitive devices" on page 114.
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 and bezel (see "Removing the cover and bezel" on
page 115).
4. Remove the power supplies and power-structure assembly (see "Power-supply
structure" on page 135).
5. Remove the I/O board (see "I/O board" on page 133).
6. Remove all adapters and adapter dividers, and place the adapters on a
static-protective surface.
Note: You might find it helpful to note where each adapter is installed before
removing the adapters.
7. Disconnect the PCI-X switch card cable from the PCI-X board (see "PCI-X
switch card assembly" on page 143).
8. Disconnect the SAS backplane power cable from the PCI-X board (see "SAS
backplane" on page 136).
9. Remove all fans (see "Hot-swap fan" on page 118).
page 125).
and pull the microprocessor tray out of the server slightly (see "Removing and
installing a microprocessor" on page 138).
Handle
Retainer
screws