Dell R730 Manual

							6
Installing and removing system components
Safety instructions
WARNING: Whenever you need to lift the system, get others to assist you. To avoid injury, do not attempt to lift the 
system by yourself.
WARNING: Opening or removing the system cover while the system is powered on may expose you to a risk of electric 
shock.
CAUTION: Do not operate the system without the cover for a duration exceeding  five minutes.
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: Operating the system without the system cover can result in component damage.
NOTE: Dell recommends that you always use a static mat and static strap while working on components inside the 
system.
NOTE: To ensure proper operation and cooling, all bays in the system and system fans must be populated always with 
either a component or with a blank.
Before working inside your system
Prerequisites
Follow the safety guidelines listed in the Safety instructions section.
Steps
1.Turn  o
						

							3.If removed, install the optional front bezel.
4.Reconnect the peripherals and connect the system to the electrical outlet.
5.Turn on the system, including any attached peripherals.
Related links
Installing the system cover
Installing the optional front bezel
Recommended tools
You need the following tools to perform the removal and installation procedures:

						

							Figure 14. Removing the optional front bezel
1.release latch2.bezel lock3.front bezel
Figure 15. Removing the optional Quick Sync front bezel
1.release latch2.bezel lock63 
						

							3.Quick Sync bezel 
Installing the optional front bezel
Prerequisites
1.Follow the safety guidelines listed in the Safety instructions section.
Steps
1.Locate and remove the bezel key.
NOTE: The bezel key is attached to the back of the bezel.
2.Hook the right end of the bezel onto the chassis.
3.Fit the free end of the bezel onto the system.
4.Lock the bezel by using the key.
Figure 16. Installing the optional front bezel
1.bezel lock2.front bezel64 
						

							Figure 17. Installing the Quick Sync bezel
1.bezel lock2.Quick Sync bezel
System cover
The system cover protects the components inside the system and helps in maintaining air flow inside the system. Removing the 
system cover actuates the intrusion switch which aids in maintaining system security.
Removing the system cover
Prerequisites
1.Follow the safety guidelines listed in the Safety instructions section.
2.Turn  o
						

							Figure 18. Removing the system cover
1.system cover2.latch3.latch release lock
Next steps
1.Install the system cover.
Related links
Safety instructions
Installing the system cover
Prerequisites
1.Follow the safety guidelines listed in the Safety instructions section.
2.Ensure that all internal cables are connected and placed out of the way and no tools or extra parts are left inside the system.
Steps
1.Align the slots on the system cover with the tabs on the chassis.
2.Push the system cover latch down to move the system cover into the closed position.
The system cover slides forward and the tabs on the system cover engage with the slots on the chassis. The system cover latch locks into place when the system cover engages with the slots on the chassis.
3.Rotate the latch release lock clockwise to the locked position.
66 
						

							Figure 19. Installing the system cover
1.system cover2.latch3.latch release lock
Next steps
1.If removed, install the bezel.
2.Reconnect the peripherals and connect the system to the electrical outlet.
3.Turn on the system, including any attached peripherals.
Related links
Safety instructions
Installing the optional front bezel
Inside the system
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.
67 
						

							Figure 20. Inside the system
1.cooling fan in the cooling fan assembly (6)2.processor (2)3.DIMM (24)4.PCIe card holder5.internal USB port6.power supply unit (2)7.expansion card riser 38.network daughter card9.expansion card riser 210.expansion card riser 111.hard drive backplane
Cooling shroud
The cooling shroud has aerodynamically placed openings that direct the airflow across the entire system. The  airflow passes through 
all the critical parts of the system, where the vacuum pulls air across the entire surface area of the heat sink, thus allowing increased  cooling.
68 
						

							Removing the cooling shroud
Prerequisites
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: Never operate your system with the cooling shroud removed. The system may get overheated quickly, 
resulting in shutdown of the system and loss of data.
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 full-length PCIe card.
Steps
Holding the touch points, lift the cooling shroud away from the system.
Figure 21. Removing the cooling shroud
1.cooling shroud2.touch point (2)
Next steps
1.Install the cooling shroud. 
2.Follow the procedure listed in the After working inside your system section.
Related links
Safety instructions
Before working inside your system
Removing an expansion card from expansion card riser 2 or 3
Installing the cooling shroud
After working inside your system
69 
						

							Installing the cooling shroud
Prerequisites
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. 
Steps
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