By
eHow Electronics Editor
Difficulty: Moderately Easy
Step1
Make sure your Panasonic RF-SW70 Radio is loaded with a functioning AAA battery.
Step3
Press "Lap" to start the lap timer.
Step4
Press "Lap" again to pause the lap timer.
Step5
Move the joystick down while the lap timer is paused if you would like to enter a Lap Mode. The unit will beep every 1 minute (Mode 1), 5 minutes (Mode 2) or 10 minutes (Mode 3). The selected Mode number will appear on the far-right of the display screen.
Step6
Press "Lap" again when you are ready to resume the timer.
Step7
Press and hold "Lap" if you would like to reset the timer display back to 00:00.