Dell E28S Series, Руководство пользователя, Страница: 160 / 220

not authorized by Dell is not covered by your warranty. Read and follow the safety instructions
that are shipped with your product.
1. Follow the safety guidelines listed in the Safety instructions section.
Procedure
1. Align the power supply unit blank with the power supply unit slot and push it into the power
supply unit slot until it clicks into place.
Figure 75 Installing the PSU blank
a. PSU blank
b. PSU bay
System battery
The system battery is used for low-level system functions like powering the real-time clock and
storing the computer’s BIOS settings.
Replacing the system battery
Before you begin
Note: There is a danger of a new battery exploding if it is incorrectly installed. Replace the
battery only with the same or equivalent type recommended by the manufacturer. For more
information, see the safety information that shipped with your system.
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 are shipped with your product.
1. Follow the safety guidelines listed in the Safety instructions section.
2. Follow the procedure listed in the Before working inside your system section.
3. Remove the cooling shroud.
Installing and removing system components
160 Dell PowerEdge R430 Owner's Manual