- Notes, cautions, and warnings
- Set up your computer
- Chassis
- System specifications
- System setup
- System setup
- Navigation keys
- Boot Sequence
- Entering BIOS setup program
- General screen options
- System configuration screen options
- Security screen options
- Secure boot screen options
- Intel Software Guard Extensions screen options
- Performance screen options
- Power Management screen options
- POST Behavior screen options
- Manageability
- Virtualization support screen options
- Wireless screen options
- Maintenance screen options
- System Log screen options
- Advanced configuration options
- System and setup password
- Software
- Getting help
Dell OptiPlex 7470 All-in-One Setup and specifications guide
Audio
|
Integrated Realtek ALC3289 High Definition Audio |
|
|---|---|
| Description | Values |
| High Definition Stereo support | Yes |
| Number of channels | 2 |
| Number of Bits / Audio resolutions | 16, 20, and 24-bit resolution |
| Sampling rate (recording/playback) | Support 44.1K/48K/96K/192 kHz sample rates |
| Signal to Noise Ratio | 98 dB for DAC outputs, 92 dB for ADC inputs |
| Analog Audio | Yes |
| Waves MaxxAudio Pro | Yes |
| Audio Jack Impedance | |
| Microphone | 40 K ohm~60 K ohm |
| Line-In | N/A |
| Line-Out | 100 ohm~150 ohm |
| Headphone | 1 ohm~4 ohm |
| Internal Speaker Power Rating |
3 Watt (average) / 4 Watt (peak) |
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