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14
WP-5VH2 - Principles of Operation
the PC input) before another input is automatically selected. When an input cable
is removed, there is a delay before automatic switching takes place.
Both timeouts are configurable, (see
Section 8.1
6.3
Audio Signal Control
The Option DIP-switches 3 and 4 (see
) control the manner in which
audio is handled.
The following table describes which audio signal is embedded in the output.
Selected
Video Input
HDMI Embedded
Audio Detected
Analog
Audio
Detected
DIP-switch
3
DIP-switch
4
Audio on HDBT
Output
VGA
N/A
Yes
N/A
N/A
Analog audio
VGA
N/A
No
N/A
N/A
No audio
HDMI
N/A
N/A
Manual
Embedded Embedded audio
HDMI
N/A
N/A
Manual
Analog
Analog audio
HDMI
Yes
No
Auto
N/A
Embedded audio
HDMI
Yes
Yes
Auto
Embedded Embedded audio
HDMI
Yes
Yes
Auto
Analog
Analog audio
HDMI
No
Yes
Auto
N/A
Analog audio
HDMI
No
No
Auto
N/A
No audio
Note
: The default timeout for audio switching when the input signal is lost is five
seconds. This can be changed using either P3000 commands or the Web pages.
6.4
VGA Phase Shift
To avoid noise on the VGA signal, the VGA phase can be shifted using a remote,
contact-closure switch connected to the 1 and G pins of the Remote terminal
block. Each long press steps the phase shift up one step, starting from 0 and
going to 31. When set to 31, another long press steps the shift to 0.