JETHRO SC490 Manual page 13

3. For ON: press the OK button when SOS On is highlighted
blue and have the switch toggle to the right, it will also be
blue.
4. For OFF: press the OK button when SOS On is highlighted
blue and have the switch toggle to the left, it will also be
gray.
• Turning the low battery notification on/off
1. Press the MENU button.
2. Use the right and left arrow buttons to scroll to SOS then
press the OK button.
3. For ON: press the OK button when Low Battery Notification
is highlighted blue and have the switch toggle to the right, it
will also be blue.
4. For OFF: press the OK button when Low Battery Notification
is highlighted blue and have the switch toggle to the left, it
will also be gray.
• Customizing the SOS text message
1. Press the MENU button
2. Use the right and left arrow buttons to scroll to SOS then
press the OK button.
3. Scroll down to SOS Message and press the OK button.
4. Press the OK button again and type in the message you
want. Scroll down to OK and press the OK button.
• Adding SOS Numbers
1. Press the MENU button.
2. Use the right and left arrow buttons to scroll to SOS then
press the OK button.
3. Scroll to SOS Numbers and press the OK button.
4. Select the number slot you would like by pressing the OK
button when it is highlighted blue.
5. Enter the phone number, scroll down until OK is highlighted
blue, and press the OK button.
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