4
English
1. Sender
2. “CONT” LED indicator for continuity testing
3. “TONE” LED indicator for tone indication
4. [ CONT-OFF-TONE ] Function selection/off
5. 3.5 mm headphone socket
6. Loudspeaker
7. Receiver
8. Receiver activation button
9. On/off and sensitivity adjustment switch
10. Positive crocodileclip (red)
11. Negative crocodileclip (black)
Instructions foruse
Batteries
Sender
Open thebattery compartment on theback of thesender and insert
1×6LR61, 9 V battery.
Receiver
Unscrew theretaining screw and remove thebattery cover on theback of
thereceiver and insert 1×6LR61, 9 V battery.
Finding breaks in theboundary wires of robotic lawnmowers
Some robotic lawnmower systems have aguide wire to guide thelawnmower
to and from its charging station. Othersystems only have aboundarywire.
Inthis example, thesystem is equipped with aboundary wire and aguidewire.
A: boundary wire
B: boundarywire
C: guidewire
Charging station
Garage
Residence
Driveway