ENERGY SISTEM ENERGY Book 3050 Manual De Usuario página 24

corresponding function.
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Play/record button
Open or close the "Recorder and Player" interface.
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Zoom button (Z)
Press this button to zoom in/out the text or pictures.
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MENU button
Press this button, function menu will display, press direction button or number button to select
and operate the corresponding function.
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OK button
Press "OK" to confirm a selection.
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Direction buttons
Press these four buttons to turn page or select option.
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Return button
Press Return button to cancel the operation or return to the previous menu/screen.
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Refresh button
Press this button to refresh screen.
5. Mini USB port
USB connection port used for charging the device or transmitting data with computer.
6. Earphone outlet
Plug earphone here.
7. Microphone
For voice notes recording.
8. Speaker
9.
Lock button
Lock/unlock the keyboard.
10.
microSD card slot
11.
Reserved USB Hot
12.
Volume Control
13.
Display Screen
1.2. PRECAUTIONS
We strongly recommend reading all the points below before operating this product:
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Back up the data periodically to another safe media. Under no circumstances there is any liability
regarding to data damage or loss.
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Do not place the reader near devices that emit strong magnetic fields. It may cause data damage
or loss.
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