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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 PCIe card holder

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: Do not use your system without the PCIe card holder installed. The PCIe card holder is necessary to ensure proper system cooling.
1.
Align the PCIe card holder with the notches and tabs on the power supply unit cage.
2.
Press the release tab and slide the PCIe card holder toward the front of the chassis until firmly seated.
Figure 25. Installing the PCIe card holder

This figure shows installing the PCIe card holder.

a.
PCIe card holder
b.
release tab
1.
If applicable, replace 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
After working inside your system
Related references 
Safety instructions

Opening and closing the PCIe card holder latch

1.
Follow the safety guidelines listed in 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.
1.
To open the PCIe card holder latch, press the release tab.
2.
To close the PCIe card holder latch, rotate the latch clockwise until it locks.
* 
NOTE: Before installing a full-length PCIe card, the PCIe card holder latch must be closed. When the full-length PCIe card is installed, open the PCIe card holder latch. Before removing the full-length PCIe card, you must close the PCIe card holder latch.
Figure 26. Opening the PCIe card holder latch

This figure shows opening the PCIe card holder latch

a.
PCIe card holder
b.
release tab
c.
PCIe card holder latch
Figure 27. Closing the PCIe card holder latch

This figure shows closing the PCIe card holder latch

a.
PCIe card holder
b.
release tab
c.
PCIe card holder latch

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

Cable retention bracket

Removing the cable retention bracket
Installing the cable retention bracket

Cable retention bracket provides support to the installed cables. The cable retention bracket also helps to prevent the cables from moving out of place, which may result in loose connections and reduced air flow inside the server.

Removing the cable retention bracket

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 installed, remove the cooling shroud.
4.
Remove the PCIe card holder.
5.
Remove all cables routed through the cable retention bracket.
* 
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.
Pull the tab to release it from the notch and slide the cable retention bracket toward the front of the chassis to release it from the chassis.
2.
Lift the cable retention bracket out of the chassis.
Figure 28. Removing the cable retention bracket

This figure shows removing the cable retention bracket.

a.
alignment pin (2)
b.
tab
c.
cable retention bracket
1.
Install the cable retention bracket and reconnect all cables routed through the cable retention bracket.
2.
If removed, install the PCIe card holder.
3.
If removed, install the cooling shroud.
4.
Follow the procedure listed in the After working inside your system section.
Related tasks 
Before working inside your system
Removing the cooling shroud
Removing the PCIe card holder
Installing the cable retention bracket
Installing the cooling shroud
Installing the PCIe card holder
After working inside your system
Related references 
Safety instructions
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