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6-4
Interpret the LED Indicators
A or
B
Flashing red/off
Flashing red/green
(1)
UMAX is the highest node address on a ControlNet network that can transmit data.
Publication 1784-IN003D-EN-P - January 2006
Cause
• No other nodes
present on
network
• Incorrect node
address
• Incorrect network
configuration
Action
• Add other nodes to the network
• Change 1784-PCIC or 1784-PCICS node
address so that it is less than or equal to
(1)
UMAX
• Stop and restart the 1784-PCIC or
1784-PCICS driver in RSLinx software
• Use RSNetWorx for ControlNet software to
reconfigure the ControlNet network so that
(1)
UMAX
is greater than or equal to the
1784-PCIC or 1784-PCICS node address
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