Dell PowerVault 770N (Deskside NAS Appliance) - Manual (Page 70)

CAUTION: Only trained service technicians are authorized to remove the system cover and access any of
the components inside the system. See your System Information Guide for complete information about
safety precautions, working inside the computer, and protecting against electrostatic discharge.
1. Replace the system board (see Figure 4-32 ):
a. Lower the front of the system board into the system board tray, under the tray levers.
b. Lower the system board onto its grounding tabs in the system board tray and slide the system board back until
the board's plunger snaps into place.
2. Replace the system battery (see " Removing and Replacing the System Battery ").
3. Replace the microprocessors and VRMs (see " Removing and Replacing a Microprocessor ").
4. If necessary, replace the memory module, hardware key, and battery for the integrated RAID controller (see
" Integrated RAID Controller ").
5. Install the memory modules (see " Installing Memory Modules ").
6. Replace the expansion-card cage (see " Expansion Cards ").
7. Replace the cooling fans (see " System Fans ").
8. Replace the power supplies (see " Replacing a Power Supply ").
9. Replace the cover (see " Replacing the Cover ").
10. Reconnect the system to its electrical outlet and turn the system on, including any attached peripherals.
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