- Notes, cautions, and warnings
- Working on your computer
- Technology and components
- Disassembly and reassembly
- Troubleshooting
- Getting help
Dell OptiPlex 3070 Micro Service Manual
After working inside your computer
After you complete any replacement procedure, ensure that you connect any external devices, cards, and cables before turning on your computer.
- 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.
- Connect your computer and all attached devices to their electrical outlets.
- Turn on your computer.
- If required, verify that the computer works correctly by running ePSA diagnostics.
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