Sun Microsystems Sun Fire X4140, Service Manual

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Chapter 4 Servicing Motherboard Components 4-23
8. Remove the 4 screws that secure the motherboard to the bus bar.
Use a No. 2 Phillips screwdriver.
9. Loosen the green captive screw on the front of the motherboard, that secures the
motherboard tray to the chassis.
10. Remove the plastic air flow bezel from between the fans and the motherboard.
11. If you are replacing the motherboard only, remove the processors, as required.
12. Lift the motherboard assembly out of the chassis (
FIGURE 4-12
).
Move the motherboard carefully.
13. Place the motherboard assembly on an antistatic mat.
FIGURE 4-12
Removing the Motherboard Assembly