Black Box 10BASE-T/100BASE-TX G.SHDSL Two-Wire Extender/NTU Manual De Usuario
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Page 27
Operation
Figure 6.
LB510A-R2 front panel
4.2.1 Power (Green)
The Power LED glows solid during normal operation. At startup, during the POST, the
LED blinks once every second. If the POST fails, the unit does not enter normal opera-
tion, and the LED blinks once every 0.4 seconds.
LED blinks once every second. If the POST fails, the unit does not enter normal opera-
tion, and the LED blinks once every 0.4 seconds.
4.2.2 DSL (Green)
The DSL LED glows solid while a DSL link is established. While the DSL link is train-
ing, it blinks once every second.
ing, it blinks once every second.
4.2.3 Link (Green)
When management is enabled on an Ethernet port (S1-5 is set to the ON position, or
S1-4 and S1-5 are set to the OFF position), the Link LED shows that there is an active
physical connection to the console. Otherwise, the Link LED shows an active physical
connection to an Ethernet device.
S1-4 and S1-5 are set to the OFF position), the Link LED shows that there is an active
physical connection to the console. Otherwise, the Link LED shows an active physical
connection to an Ethernet device.
4.2.4 Activity (Green)
The Activity LED shows that there is data being transferred via that Ethernet port. Dur-
ing a software upgrade procedure, if the Activity LED is on for an unusually long time,
there is a problem with the upgrade, and the device should be restarted. The TFTP
server should be checked (normal upgrades take about 10 seconds on a 100mbit link).
ing a software upgrade procedure, if the Activity LED is on for an unusually long time,
there is a problem with the upgrade, and the device should be restarted. The TFTP
server should be checked (normal upgrades take about 10 seconds on a 100mbit link).
Power
DSL Link
Ethernet Port
Activity & Link
Activity & Link