Service Manual
Table Of Contents
- OptiPlex 5400 Service Manual
- Contents
- Working inside your computer
- Removing and installing components
- Recommended tools
- Screw list
- Major components of OptiPlex 5400 All-in-One
- Stand
- Cable cover—optional
- Back cover
- Hard drive
- Memory modules
- System-board shield
- Solid-state drive
- Removing the M.2 2230 solid-state drive-slot 1
- Installing the M.2 2230 solid-state drive-slot 1
- Removing the M.2 2280 solid-state drive-slot 1
- Installing the M.2 2280 solid-state drive-slot 1
- Removing the M.2 2230 solid-state drive-slot 2
- Installing the M.2 2230 solid-state drive-slot 2
- Removing the M.2 2280 solid-state drive-slot 2
- Installing the M.2 2280 solid-state drive-slot 2
- System fan
- Coin-cell battery
- Wireless card
- Camera assembly
- Bottom cover
- Power-supply unit
- Power-supply fan
- Heat sink
- Processor
- Rear-I/O bracket
- System board
- Speakers
- Power-button board
- Microphones
- Side I/O-board
- Audio board
- Antenna modules
- Display panel
- Middle frame
- Drivers and downloads
- BIOS setup
- Troubleshooting
- Getting help and contacting Dell
Table 8. System setup options—Display menu
Display
OSD Button Management
Disable OSD Buttons Enable or disable the OSD (On-Screen Display) buttons on the computer.
Full Screen Logo Enable or disable full screen logo.
By default, the option is not enabled.
Table 9. System setup options—Connection menu
Connection
Network Controller Configuration
Integrated NIC Controls the on-board LAN controller.
By default, the Enabled with PXE option is enabled.
Wireless Device Enable
WLAN Enable or disable the internal WLAN device
By default, the option enabled.
Bluetooth Enable or disable the internal Bluetooth device
By default, the option enabled.
Enable UEFI Network Stack Enable or disable UEFI Network Stack and controls the on-board LAN
Controller.
By default, the option is enabled.
HTTPs Boot Feature
HTTPs Boot Enable or disable the HTTPs Boot feature.
By default, the HTTPs Boot option is enabled.
HTTPs Boot Mode With Auto Mode, the HTTPs Boot extracts Boot URL from the DHCP. With
Manual Mode, the HTTPs Boot reads Boot URL from the user-provided data.
By default, the Auto Mode option is enabled.
Table 10. System setup options—Power menu
Power
USB PowerShare
Enable USB PowerShare Enable or disable the USB PowerShare.
By default, the Enable USB PowerShare option is disabled
USB Wake Support
Enable USB Wake Support When enabled, you can use the USB devices like a mouse or keyboard to wake
your computer from standby.
By default, the option is enabled.
AC Behavior
AC Recovery Enables the system to turn on automatically, when AC is inserted.
By default, the Power Off option is enabled.
Block Sleep Enables to block entering sleep (S3) mode in the operating system.
By default, the Block Sleep option is disabled.
Deep Sleep Control Enable or disable the Deep Sleep mode support.
BIOS setup 95