
ECTACO SpeechGuard™ TL-4 User Manual
5
Back Panel
Turn the Device On/Off
Your ECTACO SpeechGuard™ TL-4 must be turned on before
you can operate it.
1. Press the On/Off button (see General View on page 4) to turn
the device on. You will either see the Main Menu or whatever was
displayed on the device screen at last turn off. If the screen
remains blank, please make sure that the battery is inserted and
charged.
2. To turn the device off, press the On/Off button once again. The
screen will go blank.
♦ Note: When turning the device on, you can see a message
offering you to format the user disk. Press the Down button to
cancel formatting and keep the user data. If you press the Up
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