User's Manual

UTT Technologies Chapter 2 Hardware Installation
UTT Technologies http://www.uttglobal.com Page 26
TRF
The LED lights during startup.
The LED flashes when the Device is sending or
receiving data.
The LED will extinguish if there is no network traffic
on the Device.
FLT
The LED lights during startup.
The LED extinguishes when the Device is operating
properly.
The LED will flash if a fault occurred in the Device.
And the Device will restart automatically after a
certain number of flashes.
Table 2-1 Description of the System LEDs on the UTT 2512
LEDs Status During Startup Status During Operating
Link/Act
All the Link/Act LEDs flash firstly,
and then they extinguish.
The LED lights steady when a link between the
corresponding port and another device is detected.
The LED flashes when the corresponding port is
sending or receiving data.
100Mbps
After the Link/Act LEDs
extinguished, all the 100Mbps LEDs
flash firstly, and then extinguish.
The LED lights steady when another device is
connected to the corresponding port; and a
100Mbps link is established between them.
Table 2-2 Description of the Port LEDs on the UTT 2512
6. Reset Button
If you forget the administrator password, you can use the Reset button to reset the Device
to factory default settings. The operation is as follows: While the Device is powered on,
use a pin or paper clip to press and hold the Reset button for more than 5 seconds, and
then release the button. After that, the Device will restart with factory default settings.
Note
This operation will clear all the custom settings on the Device. If you remember the
administrator account, it is strongly recommended that you go to System >
Configuration page to backup the current configuration firstly, and then reset the
Device to factory default settings.