Digital Acoustics IP7-FX, Справочное руководство

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Page 5
J1 Connector
J2 Connector
J3 Connector
Connector Signal Notes
J1-1 Power +
12VDC at 15 watts or 24VDC at 2.5 watts. Overrides PoE
power.
Warning: Connecting power to both the 2.1mm power
jack and the J1-1 and J1-2 power connectors at the same
time will damage the unit
J1-2 Power -
Connector Signal Notes
J2-1 MIC + Microphone Inputs. Pseudo differential (Actively Balanced
differential).
Also capable of accepting Line In signal
J2-2 MIC -
J2-3 Line Out 2VPP
J2-4 GND System Ground. Same as J3-6
J2-5 TALK
Talk or Call button. Initiates a call to the configured
Server. Reference to J2-4
J2-6 SPKR 8
Ω
+
Floated differential output. Able to drive an 8 Ohm load @
8 watts or a 600 Ohm load
J2-7 SPKR 8
Ω
-
Connector Signal Notes
J3-1 NO
Isolated Dry Contact Relay output. Connect J3-2 and either
J3-1 for NO (Normally Open) or J3-3 for NC (Normally
Closed)
J3-2 COMMON
J3-3 NC
J3-4 LINE IN
Line In - Unbalanced. Reference to J3-6. Use J3-7 to
supply 12V to if needed to power a Line Level Microphone.
** NOTE: When configuring the device, make sure to
configure the
Input Source from Microphone to Line In
J3-5 SNSR/3.3V
Sensor – Active when closed to ground (default) or
Active when open to ground based on software
configuration. Reference to J3-6.
Optionally provides 3.3V (current limited) to power an LED.
If powering an LED, make sure to configure
SNSR/3.3V
from Activate when grounded to Activate when open
in the software configuration
J3-6 GND System Ground. Same as J2-4
J3-7 MIC PWR Provides 12VDC to power a Line Level Microphone