Fisher TW-7700 RECEIVER, Receiver The TW-7700 Receiver Controls Mode, Power On/Off, Light

TW-7700 RECEIVER

Receiver

The TW-7700 Receiver.

Controls

Mode

This button does not have a function on the TW-7700. (It allows users of the TW-8800Multi-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.

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