About EX Controller
# LED LED State Description
Green blinking
1 cycle per second,
50% duty
Unit is being restarted.
Green steady on Unit is restarted.
one LED Red, steady on No current or failing power supply on the
power connector.
1 and 2 Unit with power 1 and po
wer 2 connectors
Both LEDs off No current or failing power supply on both
power connectors.
Green steady on All lines are enabled (operational state).
Green steady off All lines are disabled (operational state).
3 Ready
Green blinking
1 cycle per 4
seconds, 75% duty
At least one line is enabled and at least on
e line is disabled (operational state).
Off Lines are idled and unlocked.
Yellow steady on Lines are in use and unlocked.
5 In-Use
Yellow blinking
1 cycle per second,
50% duty
Locked
Green steady on Indicates that the PRI port is connected, an
d the link is up.
10 Link
Off Indicates that the PRI port is not connected
, and the link is down.
Amber steady ON Indicates that the PRI port is connected.10 In-Use
Off Indicates that the PRI port is not conne
cted.
Red, steady ON Indicates that the PRI port is not working p
roperly.
10 Error/Trouble
Off Indicates that the PRI port is working prope
rly.
Amber steady ON Indicates that the DSP card is ready to
send and receive calls.
11 Ready
Off Indicates that the DSP card is not conne
cted.
Green blinking, variable
rate
Connected with active network traffic.
Green steady on Connected with no network traffic.
13 ETH1 - Right LED (activi
ty)
Off Not connected
13 ETH1 -Left LED (speed) Off 10 Mbps
EX Controller Installation and Administration Guide 16
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