Initial start-up and functions
8 Ground Lift Switch
The ground of the HELIX DSP PRO signal inputs is
nal outputs. In many cars this setup is the best way
necessary to directly connect input and output
Therefore the "Ground Lift Switch" has three posi-
tions:
-
center position: input and output ground
separat ed
-
left position: input and output ground tied togeth-
er
-
right position: input and output ground con-
9 Control pushbutton
The control pushbutton allows the user to switch
between the two setup memory positions. To switch
between the setups the button has to be pressed
and held for 1 second. Switching is indicated by a
Pressing the button for 5 seconds completely eras-
es the internal memory. This is indicated by a con-
Attention: After erasing the setups from memory
the HELIX DSP PRO will not reproduce any audio
output.
Status LED
10
setup. Green means that setup 1 is load ed, orange
indicates that no setup is loaded.
DSP PC-Tool software.
16
USB Input
11
Connect your personal computer to the HELIX DSP
can be downloaded from the Audiotec Fischer web-
Control Input
12
This multi-functional input is designed for HELIX
DSP PRO accessory products like a remote control
processor. Depending on the type of remote con-
software or on the remote control itself.
Line Output
13
assigned to any of the inputs as desired using the
DSP PC-Tool software.