Extron Electronics VTG 300_300R User Guide Rev. E User Manual
Page 9
The audio output level settings for all
are retained after the VTG is
powered off. The default setting is -28 dBu for polarity and -10 dBu for all other signal
types.
NOTE: If the Level buttons are held down for more than one second, the VTG will
automatically increment the level adjustment in the direction indicated by
the button.
•
Frequency (audio frequency adjustment) — When the audio signal type is either
a sine or square wave (see
, above), the audio frequency can be
adjusted from 20 Hz to 20 kHz (sine) or 20 Hz to 5 kHz (square). Press the
button to
increase the frequency and the
button to decrease the frequency. The adjustment is
).
Menu, Next and Power buttons (bottom center):
•
Menu Button (menu selection) — Press the Menu button to advance through the
four main menus (see the
Menus, Configuration, and Adjustments
).
•
Next Button — Press the Next button to step through the submenus. (see the
Configuration, and Adjustments
).
•
Power Button — Power up or power down the VTG 300 by holding down the
Power
button for one second.
NOTE: If the
Power
button is held down for more than three seconds, the VTG will
automatically turn off. This feature will prevent the VTG from being left on
unintentionally should the power button be unknowingly pressed.
Video buttons (right side):
•
Test Patterns Button (video test patterns) — Press this button to select from among
13 different test patterns in six categories (see
Selecting a Video Test Pattern
), as
indicated by green LEDs to the left of each category:
•
crosshatch (X-hatch)
•
grayscale
•
H pattern
•
alternating pixels/multiburst (Alt./Multi)
•
color bars (Col. Bars)
•
white field (Wht. Field)
•
Range Button (video output range) — Select the video output signal range, as
indicated by green LEDs to the left: computer scan rates (PC), video scan rates (Video),
HDTV scan rates (HDTV), or 16:9 HR scan rates.
•
Rate Button (video output rate adjustment) — Press the button or button to
vary the scan rate for a selected output range.
•
Select (video output rate) — Select and activate the desired output rate for a given
range by pressing this button.
VTG 300/300R • Operation
3