- Notes, cautions, and warnings
- Working inside your computer
- Removing and installing components
- Drivers and downloads
- System setup
- Troubleshooting
- Handling swollen rechargeable Li-ion batteries
- Dell SupportAssist Pre-boot System Performance Check diagnostics
- System diagnostic lights
- Real-Time Clock (RTC Reset)
- Wi-Fi power cycle
- Flea power release
- Recovering the operating system
- Backup media and recovery options
- BIOS recovery
- M-BIST
- LCD Built-in Self Test (BIST)
- Getting help and contacting Dell
Precision 5560 Service Manual
Boot menu
Press <F12> when the Dell logo appears to initiate a one-time boot menu with a list of the valid boot devices for the system. Diagnostics and BIOS Setup options are also included in this menu. The devices listed on the boot menu depend on the bootable devices in the system. This menu is useful when you are attempting to boot to a particular device or to bring up the diagnostics for the system. Using the boot menu does not make any changes to the boot order stored in the BIOS.
The options are:
- UEFI Boot:
- Windows Boot Manager
- Other Options:
- BIOS Setup
- BIOS Flash Update
- Diagnostics
- Change Boot Mode Settings
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