Extron electronics VTG 300 Service Manual

VTG 300/300R • Setup Guide
NOTE: Prior to using the VTG 300R for the first time, please be sure that the batteries are
fully charged.
To operate the VTG 300/300R, follow these steps (see the Operations section of the user
guide for detailed instructions).
1. Connect a video device to one of the top panel connectors or
connect an audio device to one of the bottom panel connectors.
The video connectors located on the top panel will accommodate
RGB, component, S-video, and composite video output.
The audio connectors located on the bottom panel will
accommodate unbalanced mono audio on the RCA jack, balanced
mono audio on the 3-pin XLR connector, and unbalanced mono
audio (both left and right channels) on the 3.5 mm mini jack.
2. Power up the VTG 300/300R.
Using either the external power supply or
Internal batteries, hold down the Power button
for one second.
3.
If generating an audio signal, press the audio
Signal button to select an audio signal, as
indicated by the lit LED. Press the audio Level
buttons to adjust the RMS signal level.
NOTE: See the Audio Setup Menu section
of the User Guide to specify either dBu or
dBV as the signal level unit.
When the signal type is either a sine or square
wave, press the Frequency buttons to adjust
the frequency from 20 Hz to 20 kHz (sine) or
20 Hz to 5 kHz (square).
When the signal type is frequency sweep, press
the Frequency buttons to adjust the sweep
interval from 1.5 sec to 150 sec.
4. If generating a video signal, press the Test
Patterns button to select a test pattern type, as indicated by the lit LED (see
Selecting a Video Test Pattern of the User Guide).
Press the Range button to select from among the four video range types, as indicated
by the lit LED.
Press the Rate buttons to select from among the scan rates for the selected range, then
press the Select button to activate the selection.
Front panel
VIDEO & AUDIO TEST GENERATOR
LCD
VTG 300R
Display
AUDIO VIDEO
P.NOISE X-HATCH
W. NOISE H PATTERN
Signal
SINE COL. BARS
Button
SQUARE GRAYSCALE
SIGNAL
POLARITY ALT/ MULTI
SWEEP WHT. FIELD
OUTPUT RATE
PC
VIDEO
Level
HDTV
LEVEL
16:9 HR
Buttons
MENU
Frequency
NEXT
FREQUENCY
Buttons
POWER
Menu Next
Button Button
Power
Button
Top panel
VIDEO
RGB/R-Y,Y,B-Y S-VIDEO COMPOSITE
Bottom panel
2
3
1
AUDIO
VTG 300R
TEST
Test Patterns
Button
PATTERNS
RANGE
Range
Button
Rate
RATE
Button
Select
Button
SELECT