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CAUTION:
The power-control button on the device and the power switch on the power supply do not turn off the
electrical current supplied to the device. The device also might have more than one power cord. To
remove all electrical current from the device, ensure that all power cords are disconnected from the
power source.
"
CAUTION:
Make sure that all server power cords are disconnected from their power sources before performing
this procedure.
Before you remove a lower RAID/HBA card:
1. Place the node in maintenance mode by referring to
2. Power off the node. Disconnect all the cables if the cable management arm is not in place.
3. Remove the front cover. See "Remove the front cover" on page 131.
4. Remove the lower compute tray or extract it to the maintenance position. See "Remove a compute tray"
on page 115.
5. Remove the lower fan cage. See "Remove a fan cage (lower tray)" on page 123.
Complete the following steps to remove a lower RAID/HBA card.
Watch the procedure. A video of the installation process is available:
•
YouTube
•
Youku
User Guide for ThinkAgile VX7820 Appliance, ThinkAgile VX 4-Socket 4U Certified Node
202
" on page 89
Enter Maintenance Mode
.
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