Extron Electronics VTG 400D_400 DVI User Guide - Manual (Page 32)

Installation and Operation, cont’d
VTG 400D/400 DVI • Installation and Operation 2-22
Test pattern selection buttons
Depending on the currently selected video rate, pressing the and Video Test
Pattern selection buttons selects from up to 28 different video test patterns. The
newly selected test pattern displays for three seconds before returning to the
previous menu. See the following menu. Refer to the Test Patterns Chart in
appendix A for the table of available test patterns and their features.
Fine Crosshatch
TEST
PATTERN
Press any
Test Pattern
button.
Power
on
RES: VESA6 800x600
FRQ: 48.10kHz 72.00Hz
PAT: PLUGE
SIG: Pink noise FRQ: N/A
LEV: -18 dBu 97.6mV
VTG 400
VIDEO TEST GENERATOR
60-564-01 Ver. 1.00
3 sec.
RES: VESA6 800x600
FRQ: 48.10kHz 72.00Hz
PAT: Fine Crosshatch
SIG: Pink noise FRQ: N/A
LEV: -18 dBu 97.6mV
3 sec.
Test pattern selection buttons
Invert/special features functions
Certain test patterns, as indicated in the “Invert/Special” column of the Test
Patterns Chart, can be inverted, i.e., black becomes white and white becomes
black, by pressing the arrow selection button adjacent to the invert symbol on
the LCD screen. See the following diagram.
Power
on
RES: VESA6 800x600
FRQ: 48.10kHz 72.00Hz
PAT: Bounce (Manual Toggle)
SIG: Pink noise FRQ: N/A
LEV: -18 dBu 97.6mV
VTG 400
VIDEO TEST GENERATOR
60-564-01 Ver. 1.00
3 sec.
Press the invert button to
activate/deactivate the Invert/Special
functions of specific test patterns.
The following test patterns feature the invert function:
• Circles
• Safe area
• 16:9 crop
• 4:3 crop
• Rectangle/square crosshairs
• 4x4 crosshatch
• Coarse crosshatch
• Fine crosshatch
• Ramp
• Checkerboard
• H pattern