Installing A Cabled Power Supply Unit; System Battery; Replacing The System Battery - Dell DL1300 Owner's Manual

Installing a cabled power supply unit

Prerequisites
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.
Steps
1. Slide the PSU into the PSU slot.
2. Align the screw hole on the PSU with the standoff on the chassis.
3. Tighten the screw to secure the PSU to the chassis.
4. Connect all the power cables to the system board and hard drives.
Next steps
1. Follow the procedure listed in the After working inside your system section.
Related Links
Before working inside your system
After working inside your system
Safety instructions

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

Prerequisites
1. Follow the safety guidelines listed in safety instructions section.
2. Follow the procedure listed in the Before working in your system section.
3. Remove the expansion card riser.
4. Keep the plastic scribe ready.
WARNING: 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.
NOTE: This is a Field Replaceable Unit (FRU). Removal and installation procedures must be
performed only by Dell certified service technicians.
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