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Hardware
HardwareHardware
Hardware
Implementation
ImplementationImplementation
Implementation
ADI1981HD High Definition CODEC
Volume Controls
Volume ControlsVolume Controls
Volume Controls
Up, down, and mute buttons
Full Duplex
Full DuplexFull Duplex
Full Duplex
Yes
Sound Blaster Pro
Sound Blaster ProSound Blaster Pro
Sound Blaster Pro
compatible
compatiblecompatible
compatible
Yes
Microphone Jack
Microphone JackMicrophone Jack
Microphone Jack
Stereo or mono
Headphone/Line Out
Headphone/Line OutHeadphone/Line Out
Headphone/Line Out
Jack
JackJack
Jack
Stereo
Audio Output Quality
Audio Output QualityAudio Output Quality
Audio Output Quality
Frequency Response
Frequency ResponseFrequency Response
Frequency Response
20 Hz – 20 kHz
Signal to Noise Ratio
Signal to Noise RatioSignal to Noise Ratio
Signal to Noise Ratio
>85 dB
Total Harmonic Distortion
Total Harmonic DistortionTotal Harmonic Distortion
Total Harmonic Distortion
0.01%
Noise Floor
Noise FloorNoise Floor
Noise Floor
-110 dB
Play/Record Sampling
Play/Record SamplingPlay/Record Sampling
Play/Record Sampling
Rate
RateRate
Rate
(s)
8 kHz – 48 kHz
DAC
DACDAC
DAC
16, 20 or 24-bit
ADC
ADCADC
ADC
16 or 20-bit
Internal Speakers
Internal SpeakersInternal Speakers
Internal Speakers
Power Rating
Power RatingPower Rating
Power Rating
2 Watts
Impedance
ImpedanceImpedance
Impedance
4 Ohms
Communications
CommunicationsCommunications
Communications
Integrated Broadcom
Integrated BroadcomIntegrated Broadcom
Integrated Broadcom
NetXtreme Gigabit
NetXtreme GigabitNetXtreme Gigabit
NetXtreme Gigabit
Ethernet PCI Express
Ethernet PCI ExpressEthernet PCI Express
Ethernet PCI Express
Controller
ControllerController
Controller
(BCM5753M)
Ethernet Features
Ethernet FeaturesEthernet Features
Ethernet Features
10 Mbit/s operation (10BASE-T; IEEE 802.3i; IEEE 802.3 clauses 13-14)
100 Mbit/s operation (100BASE-TX; IEEE 802.3u; IEEE 802.3 clauses 21-
30)
1000 Mbit/s operation (1000BASE-T; IEEE 802.3z and 802.3ab; IEEE
802.3 clauses 34-42)
Auto-Negotiation (Automatic Speed Selection)
Full Duplex Operation at all Speeds, Half Duplex operation at 10 and 100
Mbit/s
IEEE 802.1p QoS (Quality of Service) Support
IEEE 802.3x Flow Control (IEEE 802.3 clauses 31-32; configurable)
Power Management
Power ManagementPower Management
Power Management
ACPI compliant -- multiple power modes
Situation-sensitive features reduce power consumption
NIC Battery Saving Mode (enabled by default)
Performance Features
Performance FeaturesPerformance Features
Performance Features
TCP/IP/UDP Checksum Offload (configurable)
TCP Segmentation Offload
CPU Task Offload
Adaptive Interrupts
QuickSpecs
HP Compaq nx9420 Notebook PC
HP Compaq nx9420 Notebook PCHP Compaq nx9420 Notebook PC
HP Compaq nx9420 Notebook PC
Technical Specifications
DA - 12427 EMEA — Version 13 — September 6, 2006
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