Sun Microsystems Netra T2000, Service Manual

Page: 103 / 138

Chapter 4 Replacing Cold Swappable FRUs 89
4. Adjust the position of the motherboard assembly so that it lines up with the
standoff screw holes.
5. Loosely install two screws (1 and 2) in the bus bar (
FIGURE 4-16
).
FIGURE 4-16
Securing the Motherboard Assembly to the Chassis
6. Secure the motherboard assembly to the chassis with the remaining screws and
washers (
FIGURE 4-16
).
Do not fully tighten these screws until all screws are loosely installed.
7. Tighten the two bus bar screws to secure the bus bar to the motherboard
assembly.
8. Reinstall the system controller board in the motherboard assembly. See “To
Replace the System Controller Board” on page 83 .
9. Reinstall all DIMMs in the motherboard assembly in the slots from which they
were removed. See “To Replace DIMMs” on page 79 .
10. Reinstall any PCI option cards that were removed. See “To Replace PCI Cards” on
page 77 .
1
2
3
4
5
6
7
8
9
10
Bus bar screws