Tecdesk 3500 - Charging the battery; Powering ON;OFF

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Charging the battery
When the battery level is low, there will be a warning tone; a low battery message will be displayed and the empty battery icon will ash.
Plug the power adaptor into the device to begin charging. The battery level indicator will ash during charging mode and once it is fully
charged, the full battery icon will appear. Charging a completely at battery may take 2 to 3 hours.
Powering ON/OFF
Press the [ ] button for 3 seconds and the phone will turn ON. If required, insert a PIN code and press the [ OK ] button to confirm.
The backlight will illuminate and automatically search for a network operator. When the operator name is shown on the screen, the phone
is now in Standby mode and is ready to be used.
To turn OFF the device, press the [
] button for 3 seconds.
Note: If the power source and battery is connected to the device and there is no SIM card inserted in the device the LCD will display “no
SIM card”.
If the SIM card is damaged or your network is not authorised to be used on the device the LCD will display “PLEASE INSERT USIM Card.
For further information please contact your network operator. Always ensure the device is switched OFF before removing the SIM card.
This will prevent damage to the SIM card and data loss. Do not place the SIM card near any electromagnetic surfaces or environments
and avoid touching the metal connectors on the SIM card. For further information please contact your network operator.