Lenovo ThinkServer TS440, Руководство пользователя

Страница: 139 / 182

• The front panel board assembly is sensitive to ESD. Ensure that you read and understand “Handling
static-sensitive devices” on page 64 first and carefully perform the operation.
To replace the front panel board assembly, do the following:
1. Remove all media from the drives and turn off all attached devices and the server. Then, disconnect all
power cords from electrical outlets and disconnect all cables that are connected to the server.
2. Remove the server cover. See “Removing the server cover” on page 65.
3. Remove the front bezel. See “Removing and reinstalling the front bezel” on page 67.
4. Locate the front panel. See “Front panel” on page 15.
5. Remove the front system fans. See “Replacing the front system fan 1” on page 128.
6. Disconnect the signal cables of the front panel board assembly from the front USB 3.0 connector, the
front panel connector, and the thermal sensor connector on the system board. See “System board
components” on page 37.
7. If necessary, remove any parts or disconnect any cables that might impede your access to the signal
cables of the front panel board assembly. Record the cable routing, and then release the signal cables
of the front panel board assembly from any cable clips or ties in the chassis.
8. Remove the screw 1 on the chassis that secures the front panel board assembly. Then, carefully
remove the front panel board assembly from the chassis and pull the signal cables of the front panel
board assembly out of the chassis.
Figure 82. Removing the front panel board assembly
9. Touch the static-protective package that contains the new front panel board assembly to any unpainted
surface on the outside of the server. Then, take the new front panel board assembly out of the package.
10. Record the cable connection. Then, disconnect the signal cables from the rear of the old front panel
board assembly and connect them to the rear of the new one.
Chapter 6
.
Installing, removing, or replacing hardware
127