IDA8 Global-Net User Manual170
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S. WD connector or replace by a good unit.
Power Indicator:
This LED lights up if this unit is power on.
3.3.2.2 Rear Panel
Output Contacts:
There are 8 channels for output contacts, each channel consist of three connectors, where "N"
is the number of channel:
P_N: Connect to Nth output contact of primary audio processor.
N: Nth channel of output contact.
S_N: Connect to Nth output contact of secondary audio processor.
Expansion Power Supply:
Output 24V DC power to next RU-MAIN/PDC/CTL devices.
There are two connectors of this output:
PRI: Connect to Power Supply PRI connector next RU-MAIN/PDC/CTL.
SEC: Connect to Power Supply SEC connector next RU-MAIN/PDC/CTL.
Power Supply:
24V DC power input, which is connect to 24V DC Output of audio processor.
There are two connectors of this input:
PRI: 24V DC power input from primary audio processor.
SEC: 24V DC power input from secondary audio processor.
Evacuation Inputs:
There are 9 channels for evacuation input, each channel consist of three connectors, where "N"
is the number of channel:
P_N: Connect to Nth evacuation input of primary audio processor.
N: Nth channel of evacuation input.
S_N: Connect to Nth evacuation input of secondary audio processor.
Active Control Expansion Output:
This port output logic signal to next RU devices to synchronize redundancy state which tells
primary or secondary is active.
Fault:
This port is a logic contact, which is normally closed, opened if the unit is set to be slave(refer to
Master/Slave Switch of later item), and a short or open is detected on S_WD (Secondary
Watching Dog) port.
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