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Operation, cont'd
total of nine times to change the value to -1dB. Note that the
Video/+dB LED has turned off and that the Audio/-dB LED is
on to indicate a negative level.
D
B1
LED key:
= off (value 0 dB),
B1
= slow blink (value 1dB),
B2
= fast blink (value 2dB),
= on (value 3dB)
Figure 3-5 — Adjusting the audio level
Press and hold the Audio button until the Audio LED turns off.
E
The Video/+dB and Audio/-dB LEDs display video and/or
audio selected, and the selected input and output LEDs light.
Audio level reset
To reset the audio level to 0dB for all inputs, press and hold the
Audio button for approximately 10 seconds. The Audio LED
begins to blink and then turns off. Release the Audio button.
Memory
Audio settings are saved in nonvolatile memory. When the
switcher is powered off, the settings are retained. When the
switcher is powered on, the saved settings are active. The ties
are not saved; when the switcher is powered on it defaults to
input 1 tied to output 1 and input 2 tied to output 2.
Troubleshooting — If no image appears
1.
Ensure that all devices are plugged in and powered on.
The switcher is receiving power if the Power LED is lit.
Ensure an active input and output are selected on the
2.
MAV 62.
3.
Ensure that the proper signal format is supplied.
4.
Check the cabling and make corrections as necessary.
5.
Call the Extron S
3
necessary.
3-6
MAV 62 Matrix Switcher • Operation
E
E
D
-1dB
D
CONF./SAVE
E
CONF./SAVE
Sales & Technical Support Hotline if
MAV 62 Matrix Switcher
Chapter Four
RS-232/Remote Control
Windows-Based Program Control
4
Simple Instruction Set Control
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