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Troubleshooting
The power indicator is off while the turn on/off key is pressed
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Make sure that the
[
]
key on the back of the device is pressed.
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Make sure battery is properly connected to your voice box.
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Remove the battery, reinstall it and restart your voice box.
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If low battery, recharge it.
The power indicator is on but the signal indicator is off
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Check that the antenna is correctly installed.
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Clean SIM card metal contactors with a clean cloth.
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The SIM card is not correctly inserted. Insert the SIM card according to the device
image.
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The SIM card is damaged, contact your network provider.
Signal reception is normal but the ring tone is not heard when picking up the
phone
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Check the connection between the phone and the Co-Comm CV100.
Call quality is poor
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It is in a weak signal area (check the LED signal level). Move to a place with better
signal strength.
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Check the sound level.
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Your network operator may have connection problems.
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Check if the phone connected to the Co-Comm CV100 is working correctly.
