Dell PowerEdge C6400 EMC Installation and Service Manual - Page 68

Midplane power cable routing, Drive cage, Removing the 2.5 inch drive cage

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Midplane power cable routing Figure 55. Midplane power cable routing from power interposer board 1. left midplane 3. GND cable for left midplane 5. +12 V power cable for right midplane 7. right midplane 2. +12 V power cable for left midplane 4. power interposer board 6. GND cable for right midplane Drive cage Removing the 2.5 inch drive cage Prerequisites CAUTION: To prevent damage to the drives and backplane, you must remove the drives from the system before removing the backplane. CAUTION: You must note the number of each drive and temporarily label them before removal so that you can replace them in the same locations. NOTE: Observe the routing of the cables on the chassis as you remove them from the system. You must route these cables properly when you replace them to prevent the cables from being pinched or crimped. 1. Follow the safety guidelines listed in Safety instructions. 2. Follow the procedure listed in Before working inside your enclosure. 3. Remove the backplane cover. 4. Remove the fan cages. 5. If applicable, disconnect the backplane and expander board cables from the linking board and chassis management board. 6. Remove all the drives. 68 Installing and removing enclosure components

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Midplane power cable routing
Figure 55. Midplane power cable routing from power interposer board
1.
left midplane
2.
+12 V power cable for left midplane
3.
GND cable for left midplane
4.
power interposer board
5.
+12 V power cable for right midplane
6.
GND cable for right midplane
7.
right midplane
Drive cage
Removing the 2.5 inch drive cage
Prerequisites
CAUTION:
To prevent damage to the drives and backplane, you must remove the drives from the system before
removing the backplane.
CAUTION:
You must note the number of each drive and temporarily label them before removal so that you can replace
them in the same locations.
NOTE:
Observe the routing of the cables on the chassis as you remove them from the system. You must route these
cables properly when you replace them to prevent the cables from being pinched or crimped.
1.
Follow the safety guidelines listed in
Safety instructions
.
2.
Follow the procedure listed in
Before working inside your enclosure
.
3.
Remove the backplane cover
.
4.
Remove the fan cages
.
5.
If applicable, disconnect the backplane and expander board cables from the linking board and chassis management board.
6.
Remove all the drives
.
68
Installing and removing enclosure components