American Audio Digital Producer VMS4 Traktor User Manual

5. MASTER VOLUME, BALANCE, & BOOTH CONTROLS
MASTER VOLUME CONTROL - This knob is used to control the master output level. To avoid dis-
torted output try to maintain an average output signal level no greater \
than +4dB. To avoid speaker 
damage that may be caused by excessive volume, be sure this knob is always set to zero (completely 
down) before turning the unit on.
MASTER OUTPUT BALANCE CONTROL - This knob is used to control the pan, adjust how much 
of the signal is sent to the left and right...

©American Audio®   -   www.americanaudio.us   -   VMS4 Instruction Manual Page 12
average signal output of +4dB. A consistent average output level of +4dB will produce a clean output 
signal. When no CUE sources are selected, these indicate the volume level on the MASTER OUTPUT. 
When one or more CUE sources are selected, these indicate the volume level on all of the CUE sources 
combined. At power-on, these indicate the VMS4 firmware version. If the left side lights up 1 LED, and 
the right side lights...

©American Audio®   -   www.americanaudio.us   -   VMS4 Instruction Manual Page 13
button will give a maximum of +100% pitch. 
19. BANK BUTTONS - These buttons are used to store four (4) cue points. 
20. PITCH SLIDER - This slider is used to adjust the playback pitch percentage. The slider is a set 
adjustment and will remain set until the pitch slider is moved or the pitch function has been\
 turned 
off.  
 FRONT PANEL - GENERAL FUNCTIONS AND CONTROLS
FRONT PANEL - 
MIC SECTION (21-23) - the VMS4 is...

©American Audio®   -   www.americanaudio.us   -   VMS4 Instruction Manual Page 14
 FRONT PANEL - GENERAL FUNCTIONS AND CONTROLS
26. 4 OUT: 4 OUT X 4 IN USB - Sets MIDILOG channels 2 & 3 to receive audio from software with 
ASIO outputs and sends audio or control tones from the channel 2 & 3 RCA inputs to your software 
ASIO inputs.       
      8 OUT: 8 OUT X 2 IN USB - Sets 4 MIDILOG channels to receive audio from software with 
ASIO outputs and sends the audio from the master output via USB for...

©American Audio®   -   www.americanaudio.us   -   VMS4 Instruction Manual Page 15
 REAR PANEL - GENERAL FUNCTIONS AND CONTROLS
32
3435
3333363738
4141
4039394039394243
REAR PANEL -
32. POWER SWITCH - This switch will turn the VMS4 on/off.
Attention: Make sure that NOTHING is touch or resting on the jog wheels when you power on the 
VMS4.
OUTPUTS (33-38)
33. Q-START - These 1/8 jacks remotely start playback in Q-Start equipped or compatiable CD 
players. The start and stop correspond to the audio start...

 LINE/PHONO SELECTOR SWITCH is in the “PHONO” position. CD players, Mp3 players,   
 and other line level instruments may only be connected to these jacks as\
 long as the    
 LINE LEVEL SELECTOR SWITCH is in the “LINE” position. 
 MIDILOG 3: Phono/line level RCA input use to connect turntables, CD players, Mp3 play-   
 ers, or other line level sources. The type of input must directly reflect the selected mode of 
 the LINE/PHONO SELECTOR SWITCH. Turntables equipped with MM pickup cartridge (All   
 DJ...

©American Audio®   -   www.americanaudio.us   -   VMS4 Instruction Manual Page 17
AUDIO INTERFACE MODE
Audio Interface Mode:
4 Out Mode: The VMS4 can act like a 4x4 audio interface. Your USB audio is routed through the 
VMS4's MIDILOG Ch. #2 and #3 inputs. If you wish to route the inputs via USB for software play 
through or Time Code Control, set your desired VMS4 Channel to the USB setting and the chan-
nels' LINE/PHONO SELECTOR SWITCH (41) to the correct setting.
Note: For the best...

©American Audio®   -   www.americanaudio.us   -   VMS4 Instruction Manual Page 18
AUDIO INTERFACE MODE
8 Out Mode: This mode supports 4 USB audio inputs. Perfect for using it \
with software that has 3-4 
decks. This will also route your master output via USB for recording USB audio or analog inputs.
MIDI LATENCY MODES
There are two MIDI Latency modes; Normal mode and Turbo mode. Normal mode has MIDI Latency 
of 10 milliseconds, this is the default mode. Turbo mode has a MIDI latency of 1 millisecond.
To...

©American Audio®   -   www.americanaudio.us   -   VMS4 Instruction Manual Page 19
EQ MODES
The EQ for the USB audio can work in two different modes, Pre & Post EQ. These EQ modes can 
work in both 4 out and 8 out interface modes that are described on pages 19-20. 
In Pre EQ the USB audio signal is affected by the VMS4 EQ. Pre EQ is the default EQ. In Pre EQ 
mode the ASIO Driver will list the VMS4 device number, the first number in the sequence will be a 
"0". Please see the window below....

EQ MODES
Post EQ is for users who prefer using the EQ from their software. To toggle the post EQ mode 
on and off; before powering up the VMS4, press and hold the PFL CUE (4) on the 4th channel 
MIDILOG and then power "ON" the unit. Release the button, your computer may reinstall the VMS4 
as a new device, please allow 10-20 seconds for the change to take place\
. Confirm the EQ change 
by checking the ASIO Driver configuration. The first number in the sequence will be a "1" in this...