P300 Hardware
input
output
usb
① Mobile Input
TRRS mobile input connects to a mobile device. Supports bidirectional
audio with a TRRS cable. Sends audio in to the P300 with a TRS
cable.
Note: See the cable requirements topic for additional information
Pin Assignments:
Punta
Anillo 1
Anillo 2
Manguito
Note: Left and Right audio signals are summed to a mono signal.
② Audio Inputs (Block Connector)
Balanced audio input connects to an analog audio device. Set the
analog input level in the web application to match the output level of
the analog device.
Input sensitivity:
Line (+4 dBu)
Aux (-10 dBV)
Block Pin Assignments:
Audio +
Audio -
Audio ground
③ Chassis Ground Screw
Provides an optional connection for microphone shield wire to chassis
ground.
④ Audio Outputs (Block Connector)
Balanced audio output connects to an analog device. Set the output
level in the web application to match the input sensitivity of the analog
device (Line, Aux, or Mic level).
Audio +
Audio -
Audio ground
⑤ USB Port
Connects to a computer to send and receive up to 2 input or output
audio channels.
⑥ Dante Network Port
Connects to a network switch to connect Dante™ audio, Power over
Ethernet (PoE), and data from the control software.
⑦ Reset Button
Resets the device settings back to the factory default
reset
Rear Panel
Entrada de audio (Izq.)
Entrada de audio (Der. )
Tierra
Salida de audio (To Phone)
sig/clip
input 1
input 2
output 1
output 2
Front panel
⑧ LED Indicators
Power: Power over Ethernet Plus (PoE+) present
Note: Use a PoE+ injector if your network switch does not supply PoE+.
Network: Ethernet connection active
Network Audio: Dante™ audio present on the network
Note: Error details are available in the event log in the web application.
Network Audio LED Behavior
LED Status
Activity
Off
No active signal
Green
Device is operating successfully
Red
Error has occurred. See event log for details.
Encryption:
LED Status
Activity
Off
Audio not encrypted
Green
Encryption enabled
Red
Encryption error. Possible causes:
• Encryption is enabled on one device and not on another
• Passphrase mismatch
USB Audio
LED State
Status
Off
No USB device connected
Green
USB device operating successfully
Red (flashing)
Problem detected with connected USB audio device
⑨ Level Indicators (Signal/Clip)
Tri-color LEDs indicate the audio signal level for the analog channels
and connectivity status for the USB channel. Adjust output levels in the
web application to avoid clipping.
Analog Input/Output
LED State
Audio Signal Level
Off
less than -60 dBFS
Green
-60 dBFS to -18 dBFS
Yellow
-18 dBFS to -6 dBFS
Red
-6 dBFS or more
Note: The input and output LEDs stay off when metering is set to Después de
control de nivel and the channel is muted in the web application.
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power
network
network audio
encryption
usb
Power
Network
Network Audio
Encryption
USB