HP PL Class450/500/550/600/650/700/750 HP Visualize Linux Workstation - User's - Page 106

Audio Front Panel, Connector, The Audio Front Panel Connector, labeled Audio Front Panel, is

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Technical Information System Connectors and Switches Audio Front Panel Connector The Audio Front Panel Connector, labeled "Audio Front Panel," is a 10-pin connector that links the system board with the multimedia Front Panel. This connector directs stereo output to either the front panel headphone jack or the rear panel stereo jack, as follows: • When the headphone jack on the Audio Front Panel of the Workstation is not being used, the audio signal is available on the rear panel and the internal speakers are active. • When external speakers are plugged into the rear jack, the audio signal is directed to the rear jack and the internal speakers are muted. • When a headphone is plugged into the headphone jack, the audio signal is directed to the headphone jack, no sound is available on the rear panel and the internal speakers are muted. The Audio Front Panel Connector has the following pin assignments: Pin Signal I/O 1 Analog Ground 2 Key Way 3 Front Panel input IN left 4 Front Panel return OUT left 5 Front Panel input IN right 6 Front Panel return OUT right 7 Reserved 8 Reserved 9 Reserved 10 Reserved 90 Chapter 4

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90
Chapter 4
Technical Information
System Connectors and Switches
Audio Front Panel
Connector
The Audio Front Panel Connector, labeled “Audio Front Panel,” is a
10-pin connector that links the system board with the multimedia Front
Panel. This connector directs stereo output to either the front panel
headphone jack or the rear panel stereo jack, as follows:
•
When
the
headphone
jack
on
the
Audio
Front
Panel
of
the
Workstation is not being used, the audio signal is available on the
rear panel and the internal speakers are active.
•
When external speakers are plugged into the rear jack, the audio
signal is directed to the rear jack and the internal speakers are
muted.
•
When a headphone is plugged into the headphone jack, the audio
signal is directed to the headphone jack, no sound is available on the
rear panel and the internal speakers are muted.
The Audio Front Panel Connector has the following pin assignments:
Pin
Signal
I/O
1
Analog Ground
2
Key Way
3
Front Panel input
left
IN
4
Front Panel return
left
OUT
5
Front Panel input
right
IN
6
Front Panel return
right
OUT
7
Reserved
8
Reserved
9
Reserved
10
Reserved