Extron electronic MVX VGA A Switch User Manual


 
Operation, cont’d
MVX VGA A Matrix Switchers • Operation
3-40
PRELIMINARY
Rear Panel Operations
The rear panel has a Reset button that initiates two levels of matrix switcher resets.
For different reset levels, press and hold the button while the switcher is running or
press and hold the button while you apply power to the switcher.
Performing an absolute system reset from the rear panel
This function is identical to the front panel system reset (see “Performing a system
reset from the front panel” on page 3-37) without requiring you to power down
the switcher. This function is also identical to the
Esc
ZQQQ SIS command (see
chapter 4, “Programmer’s Guide”). A system reset:
Clears all ties and presets
Clears all video and audio mutes
Sets all input audio levels to unity gain (+0 dB)
Sets all output volume levels to 100% (0 dB of attenuation)
N
System reset does not replace any user-installed firmware.
Perform a system reset as follows:
1. Use an Extron Tweeker or other small screwdriver to press and hold the
Reset button until the rear panel Reset LED blinks three times (approximately
9 seconds) (figure 3-63).
RESET RESET
RESET
3
4
Press and hold
the Reset button.
Release, then
immediately
press and release again.
9 seconds
Reset LED blinks
three times.
Reset LED blinks
four times.
= blink three times,
3
= blink four times.
4
Figure 3-63 — System reset
2. Release the Reset button and then immediately press and release the Reset
button again. The reset does not occur if the second momentary press does
not occur within 1 second.