Klein Tools VDV501828 - Manual (Page 7)

GENEral TEsTiNG PrOCEdurEs
link light
The Link Light test is used to help identify a hub or switch port.
• Press the "On/Off" button to power on the
VDV Commander.
• Connect the VDV Commander to an active network cable or port.
• Press the Network/PoE function button
, then
press the Link Light function button .
• The Link Light will automatically begin to blink upon
entering the Link menu.
• The Link LED above the LCD screen will flash at the same
cadence as the port light.
• Use the up and down arrows to adjust the transmit
frequency to suit the switch characteristics.