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Chapter 3 47
Removing the Mainboard
1. See “Removing the Side Panel” on page 31.
2. See “Removing the Front Bezel” on page 32.
3. See “Removing the Heatsink Fan Assembly” on page 34.
4. See “Removing the Processor” on page 35.
5. See “Remove the HDD-ODD bracket.” on page 36.
6. See “Removing the Memory Modules” on page 41.
7. See “Removing an Expansion Card” on page 42.
8. See “Removing the Front I/O and Card Reader Boards” on page 44.
9. For the X5400 model, disconnect the LED cable from its mainboard connector before proceeding.
10. Remove the screw (B) on the rear panel.
Screw (Quantity) Color Torque Part No.
M3xL5 (1) Black 5.7 to 6.3 kgf-cm 86.1A324.5R0
X3400 X5400