Status LEDs
All of the LEDs turn on and off during the power-on self-test. After a successful self-test,
the LEDs should appear as indicated in BOLD in the Condition column below.
LED
Condition Status
PWR
ON
ALM
OFF
ON
TST
OFF
ON
DSL
Fast
blinking
Slow
blinking
ON
OFF
ETHERNET ON
OFF
RTU has power.
No active alarms.
An alarm condition exists.
No active tests.
The TST LED is on during the power-on self-test and
during a test initiated by the NSP.
RTU is establishing the active DSL link. The LED blinks
on and off about five times per second.
The DSL link is up and the RTU is establishing the active
PPP link. The LED blinks on and off every two seconds.
The DSL/PPP link is ready to transmit and receive data.
The DSL link has not been established.
The Ethernet 10BaseT connection to the Ethernet hub or
PC is active.
No Ethernet 10BaseT device is detected.
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