Sun Microsystems Netra X4200 M2, Service Manual

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86 Netra X4200 M2 Server Service Manual • May 2007
Installing the Motherboard Assembly
1. Remove the replacement motherboard assembly from its packaging and place
the assembly on an antistatic mat.
2. Lower the left edge of the motherboard assembly into the chassis, then the
entire board, and while slightly elevated, slide the motherboard assembly to
the back of the chassis (
FIGURE 3-62
), carefully seating the rear I/O connectors
into the rear gasketing.
FIGURE 3-62
Installing the Motherboard Assembly Into the Chassis
3. Align the motherboard assembly screw holes over the chassis standoffs.
4. Install the two bus bar screws and five other screws (
FIGURE 3-60
).
5. Reconnect the cables to the following connectors on the motherboard
assembly:
■
Flex Circuit (J7)
■
Front I/O (J23)