158802.02 VDV II Pro 8
TONE GENERATION
VDV II Pro
can be used together with a compatible tone probe (available
to identify and trace cables. VDV II Pro can generate various
types of tone on various combinations of pins. Choice of tone type and pin
connection is best determined by experiment, to achieve the best results
with a particular probe type and in a particu
lar cable situation.
To switch on the tone generation:
• Press the TONE button.
o The currently selected tone type is
generated on the currently selected pins
of the currently selected port.
o Tone generation continues until switched
off or for a maximum of 144 minutes.
To change the port that the tone is applied to:
• Press the relevant port selection button.
o The tone is applied to the selected port
using the tone type and pin settings that
were last used for that port.
To change the pins that the tone is applied to:
• Press the port selection button of the currently
selected port.
o The pin
s that the tone is applied to change
each time the button is pressed.
• Press the TONE button.
o The tone type changes each time the
TONE button is pressed.
The tone generation can be controlled from the far end
of the cable, to assi
st in confirming that the correct
To control the tone generation from the far end:
• Briefly apply a short circuit between any two
wires of the cable.
o The sound of the tone changes.
To switch off the tone generation:
• Press and hold the TONE button.
o The tone generation stops and normal
cable testing is resumed.
• Release the TONE button.
that the tone is
applied to
tone type
that tone is
applied to
is being
generated
tone type
tone type