September 12, 2005 • Alcorn McBride AmpTraXX User’s Manual • Rev 1.2
Page 6
Front Panel
The front panel of the AmpTraXX contains the manual volume controls, signal LED indicators, clip LED
indicators, and the blue power led. Read the descriptions below for more detailed information.
Power/Status LED
A blue LED indicates the current status of AmpTraXX. Here is a table explaining the different states of this
LED:
LED State
Status
Description
Off
No Power
This one is pretty obvious.
Blinking Quickly
Power-up Initialization
AmpTraXX is initializing its internal hardware
Blinking Slowly (1 sec.)
Firmware Update Mode
AmpTraXX is waiting for a firmware upgrade – If
you do not wish to update the firmware, then return
DIP switch #3 to the ON (down) position.
On Normal
Operation
Amplifiers and Filters are active, and everything is
normal.
3 blinks – pause
Error
AmpTraXX has experienced a serious error. If this
continues, you should contact Technical Support
for assistance.
Signal Present and Clip Indicators
A row of 16 Green LEDs illuminate whenever an active signal is detected on the corresponding input of the
AmpTraXX. The red
Clipping
LEDs will blink whenever the pre-amp output signal nears the clipping level.
Volume Controls
There are 16 volume controls on the front of the AmpTraXX for quick manual control of each channel’s
volume. If you wish, these controls can be disabled using one of the Rear Panel DIP switches.
