Dell PowerEdge R415 Hardware Owner's Manual - Page 140

SAS Backplane, Removing the SAS Backplane

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SAS Backplane Removing the SAS Backplane 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 came with the product. 1 If applicable, remove the bezel. See "Removing the Front Bezel" on page 81. 2 Turn off the system, including any attached peripherals, and disconnect the system from its electrical outlet. 3 Open the system. See "Opening the System" on page 82. CAUTION: To prevent damage to the drives and backplane, you must remove the hard drives from the system before removing the backplane. CAUTION: You must note the number of each hard drive and temporarily label them before removal so that you can replace them in the same locations. 4 Remove all hard drives. See "Removing a Hard-Drive Carrier" on page 85. 5 Disconnect the power cable from the end of the SAS backplane. 6 Disconnect the SAS data cables from the backplane. 7 Disconnect the power cable from the control panel board. See Figure 3-29. 8 While pulling the two blue latches towards the front of the system, slide the backplane upward. See Figure 3-30. 9 When the backplane cannot slide upward any farther, pull the backplane toward the back of the system to remove it from the retention hooks. 10 Lift the board out of the system, being careful to avoid damaging components on the face of the board. 11 Place the SAS backplane face down on a work surface. 140 Installing System Components

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140
Installing System Components
SAS Backplane
Removing the SAS Backplane
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
came with the product.
1
If applicable, remove the bezel. See "Removing the Front Bezel" on
page 81.
2
Turn off the system, including any attached peripherals, and disconnect
the system from its electrical outlet.
3
Open the system. See "Opening the System" on page 82.
CAUTION:
To prevent damage to the drives and backplane, you must remove the
hard drives from the system before removing the backplane.
CAUTION:
You must note the number of each hard drive and temporarily label
them before removal so that you can replace them in the same locations.
4
Remove all hard drives. See "Removing a Hard-Drive Carrier" on page 85.
5
Disconnect the power cable from the end of the SAS backplane.
6
Disconnect the SAS data cables from the backplane.
7
Disconnect the power cable from the control panel board. See Figure 3-29.
8
While pulling the two blue latches towards the front of the system, slide
the backplane upward. See Figure 3-30.
9
When the backplane cannot slide upward any farther, pull the backplane
toward the back of the system to remove it from the retention hooks.
10
Lift the board out of the system, being careful to avoid damaging
components on the face of the board.
11
Place the SAS backplane face down on a work surface.