Kramer EXT3-XR-TR Quick Start Manual page 4

Step 5: Connect power
Connect the power cord to EXT3-XR-TR
Safety Instructions (See www.kramerav.com for updated safety information)
Caution:
• For products with relay terminals and GPI\O ports, please refer to the permitted rating for an external connection, located next to the terminal or in the User Manual.
• There are no operator serviceable parts inside the unit.
Warning:
• Use only the power cord that is supplied with the unit.
• Disconnect the power and unplug the unit from the wall before installing.
Step 6: Operate EXT3-XR-TR
When connecting USB devices to the USB ports, note that
•
The recommended connected USB hub capacity is ≤6.
•
The maximum connected USB hub capacity is ≤15.
We recommend that you use USB host PC tools, such as USB TreeView tool, to verify connected USB hubs (internal and
externals) and endpoints capacity.
and plug it into the mains electricity.