Extron Electronics VTG 300_300R User Guide Rev. D - Manual (Page 11)

VTG 300/300R • Operation VTG 300/300R • Operation
Operation, cont’d
2-9
Grayscale submenu
Select the grayscale test pattern from among two types.
Press any or button to select from the different test
patterns:
• 32-level split bars (default) — to set grayscale tracking
and evaluate contrast linearity.
• Ramp — to evaluate pixel bit depth capability.
White field submenu
There are three types of white field test patterns.
Press any or button to select the test pattern:
• Full field (default) — evaluate white field and color
uniformity.
• 80% window — fine tune color balance and gain (drive)
for each of the red, green, and/or blue color
adjustments.
• 20% window — fine tune color balance and bias (offset)
for each of the red, green, and/or blue color
adjustments.
Audio Setup menu
The following flowchart illustrates the Audio Setup menu.
Extron
VTG 300
AUDIO
SETUP
MENU
NEXT Units
dBu
Output 3
LEFT ONLY
NEXT
NEXT Audio level units
• dBV
• dBu Audio output
• Both left+right channels
• Right channel only
• Left channel only
Figure 2-4 — Audio Setup menu
Audio units submenu (Units)
The audio level scale is selectable.
Press any or button to select from the different audio level
units:
• dBV
• dBu (default)
2-8
Main menus
The main menus are as shown in the following flowchart. Use
the Menu button to step between main menus.
AUDIO
SETUP
MENU
MENU
TEST PATTERN
SETUP
MENU
VIDEO
SETUP
MENU
ADVANCED
SETUP
MENU NEXT
MENU
TO EXIT MENU
PRESS NEXT
Power
on
60-543-01
FW Ver. 1.00
EXTRON
VTG 300
VGA 31.5kHz
640x480 @60
3 sec.
3 sec. 3 sec.
AUDIO LEVEL
-10dBu 245mV
AUDIO FREQ.
800 Hz
Figure 2-2 — Main menus for the VTG 300/300R
If you press the Menu button while a submenu is active,
the next main menu will become active.
To return to the default menu cycle, let the VTG time-
out for 20 seconds, or press the Menu button until the
Exit Menu menu appears, then press the Next button.
Test Pattern Setup menu
The following flowchart illustrates the Test Pattern Setup menu.
Extron
VTG 300
TEST PATTERN
SETUP
MENU
NEXT
Grayscale
32-Level
White Field
Window 20% NEXT
NEXT Grayscale test patterns
• 32-level split (default)
• Ramp White field test patterns
• Full field (default)
• 80% window
• 20% window
Figure 2-3 — Test Pattern Setup menu