Lenovo ThinkAgile VX 4-Socket 4U Certified Node, Руководство пользователя

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Front USB/VGA assembly replacement
The front USB/VGA assemblys is in the lower compute tray that is accessed from the front of the server.
Remove the front USB/VGA assembly
The front USB/VGA assembly is in the lower compute tray that is accessed from the front of the server. After
removing the lower tray, disconnect the front USB/VGA assembly cables from the lower system board; then,
remove the two screws and remove the operator panel.
S002
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.
“ ” on page 89
CAUTION:
Make sure that all server power cords are disconnected from their power sources before performing
this procedure.
Before you remove the front USB/VGA assembly:
1. Remove the front cover. See “Remove the front cover” on page 131.
2. Remove the lower compute tray. See “Remove a compute tray” on page 115.
3. If an upper system board or system board filler is installed in the tray, remove it. See “Remove a system
board” on page 109.
4. Remove the lower fan cage. See “Remove a fan cage (lower tray)” on page 123.
Complete the following steps to remove the front USB/VGA assembly.
Watch the procedure
. A video of the installation process is available:
• YouTube
•
Youku
Chapter 9
.
Hardware replacement procedures
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