HP (Hewlett-Packard) DC7900 ユーザーズマニュアル
High Definition Audio
Type
Integrated
High Definition Stereo
Codec
Codec
Yes – ADI 4-channel ADI 1884 codec
Audio Jacks
Front microphone-In (150-K ohm Input Impedance)
Rear Line-In/Microphone input (150-K ohm Input Impedance, function is
configurable by audio driver)
configurable by audio driver)
Rear Line-Out
*
(190 ohms Output Impedance, expects at least a 10-K ohm
load)
Front Headphone-Out (0.5 Ohm Output Impedance, expects at least a 32
ohm load)
ohm load)
* Internal Speaker Amplifier is for Internal Speaker only. External Speakers need to be powered
externally. Rear Line in audio port is re-taskable as Line-in or Microphone-in.
externally. Rear Line in audio port is re-taskable as Line-in or Microphone-in.
Multistreaming CapableMultistreaming can be enabled in the ADI control panel to allow independent
audio streams to be sent to/from the front and rear jacks.
Sampling
8 kHz – 192 kHz
Wavetable Syntheses
(software)
(software)
Yes – Uses OS soft wavetable
Analog Audio
Yes
Number of Channels on
Line-Out
(mono/stereo)
Line-Out
(mono/stereo)
Stereo (Left & Right channels)
Internal Audio Speaker
Power Rating
Power Rating
1.5 W
Internal Speaker
Yes
External Speaker Jack
(Line-Out)
(Line-Out)
Yes
HP Thin USB Powered
Speakers
Speakers
On/Off/Volume Controls
Right side of right speaker
Power LED
Front of right speaker (green)
Frequency response
FO to 20kHz
Watts
2/3 watt (normal/maximum)
Dimensions (H x W x D) Speakers: 5.72 x 3.74 x 0.96 in (14.52 x 9.50 x 2.45 cm) per speaker
Net weight
0.68 lbs (0.31kg)
Environmental
(all conditions
non-condensing)
(all conditions
non-condensing)
Temperature (operating) 14° to 104° F (-10° to 40° C)
Relative Humidity
(operating)
(operating)
40% to 90%
Speaker cable length
Input cord: 5.91 ft (1800mm±35mm)
L-channel cord: 3.28 ft (1000mm±35mm)
USB cord: 5.91 ft (1800mm±35mm)
Color
HP Carbonite
QuickSpecs
HP Compaq dc7900 Business PC
Technical Specifications - Audio
DA - 13029 Worldwide QuickSpecs — Version 9 — 1.9.2009
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