HP Brio ba410 hp brio ba410, user guide - Page 42

There Is a Humming Noise, The PC Hangs While Recording, No Output From 8 or 16 Bit Digitized Sounds - specification

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My HP Brio Has an Audio (Sound) Problem There Is a Humming Noise Have you checked that... The power grounding of your audio components is adequate Ö How Plug all devices into adjacent power outlets (outlets within 5 cm / 2 inches of each other), or use line filters The PC Hangs While Recording Have you checked that... Ö You are not filling up your hard disk with uncompressed digital audio. For example, one minute of stereo sound recorded at a resolution of 44 kHz will occupy about 10.5 MB. How • Before recording, check that there is enough free space on your hard disk. • Data compression can reduce the space required. The A-law and m-law hardware compression used by the audio interface enables the sampling of sound at a resolution of 16-bits, but it generates the same quantity of data as an 8-bit sample. No Output From 8 or 16 Bit Digitized Sounds Have you checked that... How Ö You do not have an interrupt conflict or that you have not selected the wrong DMA Use your operating system's audio control software to change the audio interface's DMA channel or IRQ channel setting Audio Input From Microphone Too Low Have you checked that... The microphone specifications meet the requirements of the 16-bit sound components. The microphone should be a 600-ohm electret type. Ö How Check the documentation that came with your microphone 34

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My HP Brio Has an Audio (Sound) Problem
34
There Is a Humming Noise
Have you checked that...
How
The power grounding of your audio
components is adequate
Ö
Plug all devices into adjacent power outlets (outlets
within 5 cm / 2 inches of each other), or use line
filters
The PC Hangs While Recording
Have you checked that...
How
You are not filling up your hard disk with
uncompressed digital audio. For example, one
minute of stereo sound recorded at a
resolution of 44 kHz will occupy about 10.5
MB.
Ö
•
Before recording, check that there is enough free
space on your hard disk.
•
Data compression can reduce the space required.
The A-law and m-law hardware compression used
by the audio interface enables the sampling of
sound at a resolution of 16-bits, but it generates
the same quantity of data as an 8-bit sample.
No Output From 8 or 16 Bit Digitized Sounds
Have you checked that...
How
You do not have an interrupt conflict or that
you have not selected the wrong DMA
channel
Ö
Use your operating system’s audio control software
to change the audio interface’s DMA channel or IRQ
setting
Audio Input From Microphone Too Low
Have you checked that...
How
The microphone specifications meet the
requirements of the 16-bit sound
components. The microphone should be a
600-ohm electret type.
Ö
Check the documentation that came with your
microphone