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Chapter 4: Operation
4. Operation
4.1 Power the Device
NOTE: The external power supply provided with this product is UL
®
listed by the
power supply’s manufacturer.
AC:
1. Install the barrel connector of the AC power cord to the external power
connector on back of the device.
2. Connect the AC power cord to the correct voltage AC rack or wall socket.
3. Verify that the device is powered by observing the illuminated LED power
indicator light.
DC:
For DC power, contact Black Box Technical Support at 724-746-5500
or [email protected].
4.2 Status LEDs
Use the status LEDs to monitor the TE160A-R2–TE165A-R2 device operation in the
network.
PWR (Power)
On = The device is connected to external power.
SDF (Signal Detect Fiber Link)
On = The fiber link is active.
ACT (Activity)
On = The telephone device is in use (off-hook).
Flashing = The telephone device is ringing or pulse-dialing.
Figure 4-1. LEDs.
