5
Receiver
Mode
This button does not have a function on the TW-7700.
(It allows users of the TW-8800 Multi-Frequency Line
Tracer to change frequencies.)
Power On/Off
Turns the receiver on or off.
Light
Lights up the display for usage in dark areas. When the
display is backlit, LIGHT is shown on the bottom left hand
side of the display screen.
Bat
Press and hold this pad to check the battery level of the
receiver. A bar graph on the right side of the display will
give status of the batteries. When the graph shows 1 bar,
it is time to replace the batteries. Additionally, as the
operator uses the Receiver, if the batteries get low, RE-
PLACE BATTERIES will appear in the lower area of the
Display screen.
Vol(up)/Vol(down)
Increases or decreases the volume of the speaker.
Depth
After determining the centerline of the utility, set the
blade of the receiver on the ground, press and hold this
pad to get the depth to the center of the target.
TW-7700 RECEIVER
Controls
The TW-7700 Receiver.
