5.2.2. Connection of a microphone for announcements
5.3. Output zones connection
5.3.1. Speakers line connection without surveillance
IF-722ETH version 5.0.001
IF-722ETH
Pin 1: AUDIO H (HOT) signal.
Pin 2: GND. If the audio is balanced, AUDIO C (COLD) signal.
Pin 3: ACK (Acknowledge) contact. This output contact allows synchronisation with
external microphone desks (MD family).
Pin 6: PRIORITY input contact.
Pin 8:
Metal Shield:
ZONE 1
INPUT
AMPLIFIER
ZONA 2
INPUT
AMPLIFIER
Internal jumper
J8 (Input A)
J7 (Input B)
GND
RJ45 CONNECTORS OUTPUT "A" and OUTPUT "B" PINOUT
Pin 1: AUDIO H output (HOT)
Pin 2: AUDIO C output (COLD)
Pin 3: +24 VDC input to monitoring the amplifier.
Pin 4: Not used.
Pin 5: Not used.
Pin 6: PRIORITY output contact.
Pin 7: Not used.
Internal jumper
Pin 8:
Metal Shield:
Internal jumper
ZONE 1 SPEAKERS LINE
SPEAKERS
LINE OUTPUT
ZONE 2 SPEAKERS LINE
SPEAKERS
LINE OUTPUT
R+D Department
IP Audio interface
2 inputs / 2 outputs
JP3/JP1
GND
JP5/JP6
12