- Notes, cautions, and warnings
- Working on your computer
- Technology and components
- Major components of your system
- Disassembly and reassembly
- MicroSD card
- Base cover
- Battery
- Battery cable
- WWAN card
- WLAN card
- Coin-cell battery
- Memory modules
- DC-in port
- Hard disk drive (HDD)
- Solid-state drive
- Solid state drive bracket
- Inner frame
- SmartCard reader
- Touchpad buttons
- LED board
- Speakers
- Heat sink
- System fan
- System board
- Keyboard assembly
- Keyboard bracket
- Power button
- Display assembly
- Display bezel
- Display panel
- Camera
- Hinge caps
- Display hinges
- Display (eDP) cable
- Display back cover
- Palmrest assembly
- BIOS setup
- Troubleshooting
- Handling swollen rechargeable Li-ion batteries
- Dell SupportAssist Pre-boot System Performance Check diagnostics
- Built-in self-test (BIST)
- System diagnostic lights
- Recovering the operating system
- Real-Time Clock (RTC Reset)
- Backup media and recovery options
- WiFi power cycle
- Drain residual flea power (perform hard reset)
- Getting help
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Dell Latitude 5400 Service Manual
POST behavior
- Option
- Description
- Adapter Warnings
- Allows you to enable or disable the system setup (BIOS) warning messages when you use certain power adapters.
Default setting: Enable Adapter Warnings
- Numlock Enable
- Allows you to enable the Numlock option when the computer boots.
Enable Network. This option is enabled by default.
- Fn Lock Options
-
Allows you to let hot key combinations Fn + Esc toggle the primary behavior of F1–F12, between their standard and secondary functions. If you disable this option, you cannot toggle dynamically the primary behavior of these keys. The available options are:
- Fn Lock—enabled by default
- Lock Mode Enable/Secondary—enabled by default
- Lock Mode Disable/Standard
- Fastboot
- Allows you to speed up the boot process by bypassing some of the compatibility steps. The options are:
- Minimal
- Thorough—enabled by default
- Auto
- Extended BIOS POST Time
- Allows you to create an extra preboot delay. The options are:
- 0 seconds—enabled by default.
- 5 seconds
- 10 seconds
- Full Screen Log
-
- Enable Full Screen Logo—not enabled
- Warnings and errors
-
- Prompt on warnings and errors—enabled by default
- Continue on warnings
- Continue on warnings and errors
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