IPN-8U NETWORK SWITCHING MODULE
USER MANUAL
page 20/32
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ENG
Table 3 - Possible states of IPN-8U indicators
Indicator
State
Comments
Indicators of Uk
0
ports 1-8
OFF
Port is not involved in configuration
Solid RED
The port is involved in configuration, but the
first (physical) protocol layer is not activated
Blinking RED
The port is involved in configuration, the
first (physical) protocol layer is activated, but
the second protocol layer is not installed
(configuration error)
Solid GREEN
The device is in initial state
Blinking GREEN
The device is in active state, for example
talks or call state
Alternate changing of indica-
tors color of the ports 1-4
and 5-8 from red to green
The module is in loading program mode
Orange indicator
of Ethernet PoE
ports (1-4)
OFF
Источник
напряжения
PoE voltage source
is faulty or not activated
Solid ON
PoE source found a compatible device (load)
and turned on the feed power to this port
Shortly blinking
PoE source is looking for a compatible de-
vice (load) on the port
Green indicator
of Ethernet PoE
ports (1-4)
OFF
No connection to the network
Solid ON
Network connection is installed, no data
transmission
Blinking
Data exchange via network interface
Indicators of fus-
es PoU, PoE
OFF
48 V voltage is not supplied
Solid RED
Fuse is faulty
Solid GREEN
48 V is supplied to certain circuits
Indicator of CPU
OFF
Program loading mode
Solid RED
No configuration in IPN-8U memory / no
software / system error
Solid GREEN
State before system timer is ON
Blinking GREEN
Normal state, the system timer is ON
Indicators of sec-
ondary voltage
+5 V, +3 V
Solid GREEN
Secondary voltage is ON
Solid RED or OFF
Secondary source is faulty
