3M 2273M Benutzerhandbuch

 40 

78-8130-6150-0 Rev G

 

− The receiver display will add the Alert bar 

graph and the type of marker to the display 

with a prompt to adjust the marker gain.

4.  Press the Gain [4] until only a small mark on 

the marker bar graph is visible.

5.  Press Locate/OK [5] to save the marker gain 

setting.

 

− The display will return to Special Peak Cable 

Locate / Alert On.

 

− If the selected type of utility marker is 

detected, a second audio tone will emit from 

the unit and the marker bar graph will fill. 

The marker utility will default to the last 

type of marker set in marker locate mode.

6.  Press Locate/OK [5] + Marker [SK] + Marker 1 

[SK Toggle] to change the type of marker that 

the unit will detect in alert mode.

7.  Press Locate/OK [5] and then Cable/Pipe [SK] 

to return to the locate mode with the newly 

selected marker type now visible on the display. 

Adjust the Gain [4] again (per Step 4 above) 

and then press Locate/OK [5].

C. Single Marker Locate

1.  Press Locate/OK [5]
2.  Press Marker [SK]
3.  Press Markr 1 [SK Toggle] to select desired 

utility.

4.   Markr 2 should be OFF.
Note: Only the marker types enabled in the setup 

 

− When a marker is detected, adjust the Gain 

[4] down until the bar graph opens.

 

− The bar graph will close, the audio will 

be steady, and the Signal Strength will be 

maximum when the receiver detects a marker 

of the specified utility and has pinpointed its 

location.