3M 2273 Cordless Sander User Manual


 
LOCATING A BURIED CABLE
Receiver Setup
Note: Key descriptions can be found on the side of the Receiver.
Press
to turn the Receiver on.
Press to select the 50/60 Hz power frequency (see section on
Selecting Passive Power Frequencies on Page 12) for passive locating;
otherwise, select the same frequency as the Transmitter.
Press
to adjust the speaker volume as needed: off, normal, high, or
high-expanded. The high-expanded setting causes the audio to cut off
below a certain threshold.
Press
to select a locate mode (Peak , Null , or Diff
). To select Special Peak mode: from Peak mode, press and hold
then press to toggle between Peak and Special Peak modes.
While in Special Peak mode, the peak flag will flash.
Note: Peak, Special Peak, or Null mode may require re-setting the
Receiver gain. Press
when the bar graph remains either fully open or
fully closed. This is not necessary in differential mode since the unit
automatically adjusts theReceiver gain.
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