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DR Series DR4300 - Owner's Manual

DR4300 system overview Technical specifications Initial system setup and configuration Pre-operating system management applications
Options to manage the pre-operating system applications System Setup Dell Lifecycle Controller Boot Manager PXE boot
Installing and removing system components
Safety instructions Before working inside your system After working inside your system Recommended tools Front bezel (optional) System cover Cooling shroud Cooling fans Cooling-fan assembly System memory Processors and heat sinks PCIe card holder Cable retention bracket Integrated storage controller card Expansion cards and expansion card riser Internal dual SD module (optional) Network daughter card Internal USB memory key (optional) System battery Power supply units (PSU) System board Trusted Platform Module Hard drives Hard drive backplane SD vFlash card (optional) Control panel assembly
Using system diagnostics Jumpers and connectors Troubleshooting your system

Installing the cooling shroud

* 
CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions that are shipped with your product.
1.
Follow the safety guidelines listed in the Safety instructions section.
2.
Follow the procedure listed in the Before working inside your system section.
3.
If applicable, route the cables inside the system along the chassis wall and secure the cables by using the cable-securing bracket.
1.
Align the tabs on the cooling shroud with the securing slots on the chassis.
2.
Lower the cooling shroud into the chassis until it is firmly seated.
1.
If removed, install the full-length PCIe card.
2.
Follow the procedure listed in the After working inside your system section.
Related tasks 
Before working inside your system
Installing an expansion card into the expansion card riser 2 or 3
Installing an expansion card into the expansion card riser 1
After working inside your system
Related references 
Safety instructions

Cooling fans

Removing a cooling fan
Installing a cooling fan
Your system supports six hot-swappable cooling fans.
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NOTE: In the event of a problem with a particular fan, the fan number is referenced by the system management software, allowing you to easily identify and replace the proper fan by noting the fan numbers on the cooling fan assembly.

Removing a cooling fan

1.
Follow the safety guidelines listed in the Safety instructions section.
2.
Follow the procedure listed in the Before working inside your system section.
* 
CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions that are shipped with your product.
* 
CAUTION: The cooling fans are hot-swappable. To maintain proper cooling while the system is on, replace only one fan at a time.
* 
NOTE: The procedure for removing each fan is identical.
1.
Press the fan release tab and lift the cooling fan out of the cooling fan assembly.
Figure 13. Removing a cooling fan

This figure shows removing a cooling fan.

a.
cooling fan assembly
b.
cooling fan connector (6)
c.
fan release tab (6)
d.
cooling fan (6)
e.
cooling fan connector on the system board (6)
1.
Install the cooling fan.
2.
Follow the procedure listed in the After working inside your system section.
Related tasks 
Before working inside your system
Installing a cooling fan
After working inside your system
Related references 
Safety instructions

Installing a cooling fan

* 
CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions that are shipped with your product.
1.
Follow the safety guidelines listed in the Safety instructions section.
2.
Follow the procedure listed in the Before working inside your system section.
* 
NOTE: The procedure for installing each fan is identical.
1.
Align the connector at the base of the cooling fan with the connector on the system board.
2.
Slide the cooling fan into the securing slot until the tab locks into place.

Follow the procedure listed in the After working inside your system section.

Related tasks 
Before working inside your system
After working inside your system
Related references 
Safety instructions
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