- Notes, cautions, and warnings
- Views of Precision 3480
- Set up your Precision 3480
- Specifications of Precision 3480
- Dimensions and weight
- Processor
- Chipset
- Operating system
- Memory
- External ports
- Internal slots
- Ethernet
- Wireless module
- WWAN module
- Audio
- Storage
- Keyboard
- Keyboard function keys
- Camera
- Touchpad
- Power adapter
- Battery
- Display
- Fingerprint reader (optional)
- Sensor
- GPU—Integrated
- GPU—Discrete
- External display support
- Hardware security
- Smart-card reader
- Operating and storage environment
- Dell support policy
- ComfortView Plus
- Using the privacy shutter
- Dell Optimizer
- Working inside your computer
- Removing and installing Customer Replaceable Units (CRUs)
- Removing and installing Field Replaceable Units (FRUs)
- Battery
- Coin-cell battery
- Heat sink
- Removing the heat sink - for computers shipped with integrated graphics card
- Installing the heat sink - for computers shipped with integrated graphics card
- Removing the heat sink - for computers shipped with discrete graphics card
- Installing the heat sink - for computers shipped with discrete graphics card
- Speakers
- Assembly-inner frame
- Display assembly
- Display bezel
- Display panel
- Camera module
- Display hinges
- Display cable
- Display back cover
- System board
- Smart card reader
- Power-button board
- Keyboard
- Palm-rest assembly
- Dummy SIM-card slot filler
- Software
- BIOS Setup
- Troubleshooting
- Handling swollen rechargeable Li-ion batteries
- Locate the Service Tag or Express Service Code of your Dell computer
- 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
- Wi-Fi power cycle
- Drain residual flea power (perform hard reset)
- Getting help and contacting Dell
Precision 3480 Owner's Manual
Display
Left microphone
Provides digital sound input for audio recording and voice calls.
Infrared emitter (optional)
Emits infrared light, which enables the infrared camera to sense and track motion.
Infrared camera (optional)
Enhances security when paired with Windows Hello face authentication.
- Camera shutter
Slide the camera shutter to turn the camera on or off.
Camera
Make video calls, capture photos, or record videos.
Camera-status light
Turns on when the camera is in use.
- Ambient-light sensor
The sensor detects the ambient light and automatically adjusts the display brightness.
Right microphone
Provides digital sound input for audio recording and voice calls.
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