- Notes, cautions, and warnings
- Working on your computer
- Chassis
- Disassembly and reassembly
- System Setup
- Troubleshooting
- Technical Specifications
- Contacting Dell
Dell Precision 5520 Owner's Manual
After working inside your computer
About this task
After you complete any replacement procedure, ensure you connect any external devices, cards, and cables before turning on your computer.
CAUTION To avoid damage to the computer, use only the battery designed for
this particular Dell computer. Do not use batteries designed for other
Dell computers.
Steps
- Connect any external devices, such as a port replicator, battery slice, or media base, and replace any cards, such as an ExpressCard.
- Connect any telephone or network cables to
your computer.
CAUTION To connect a network cable, first plug the cable into the network device and then plug it into the computer.
- Replace the battery.
- Connect your computer and all attached devices to their electrical outlets.
- Turn on your computer.
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