Dell PowerVault 775N (Rackmount NAS Appliance) - Manual (Page 49)

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Installing System Options
Dell™ PowerVault™ 775N Systems Installation and Troubleshooting Guide
System Fans
Power Supplies
Expansion-Card Cage
Expansion Cards
Memory Modules
System Board Tray
Microprocessors
System Battery
This section describes how to remove and replace the following components:
Expansion cards
Memory upgrades
Microprocessor upgrades
This section also includes instructions for replacing the fans, power supplies, and system battery, if necessary.
System Fans
The system includes the following hot-pluggable cooling fans:
Two system fans
One expansion-card fan
One microprocessor fan for each installed microprocessor
The system may also include other optional hot-pluggable fans.
Removing a Cooling Fan
NOTE: The procedure for removing each individual fan is the same.
CAUTION: See "Protecting Against Electrostatic Discharge" in the safety instructions in your System
Information document.
NOTICE: The cooling fans are hot-pluggable. To maintain proper cooling while the system is on, replace only one fan
at a time.
1. Remove the cover (see " Removing the Cover " in "Troubleshooting Your System").
2. Pull the fan straight up to clear the chassis (see Figure 6-1 ).
Figure 6-1. Removing and Installing a Cooling Fan