Dell 7 user manual Troubleshooting

Troubleshooting

Problem	Possible causes	Possible solutions
PIN Code is blocked	You have entered an	Contact your service
	incorrect PIN code three	provider. If the service
	consecutive times.	provider provides the SIM
		card's PUK code, use the
		PUK code to unlock the SIM
		card.
System problems
Battery does not charge	The battery or battery	Contact the dealer.
	charger is damaged.
	The device’s temperature is	Adjust the battery charging
	below 0°C or higher than	environment to avoid
	45°C.	extreme temperatures.
	Poor contact between the	Check all connectors to
	battery and charger.	ensure that all connections
		have been properly made.
Unable to turn the	The battery is empty.	Charge the device.
device on.
Shortened standby time	The duration of standby	If you are located in an area
	time is affected by your	where the network signal is
	service provider’s system	weak, temporarily turn off
	configuration. The same	your device.
	device used with different
	service providers' systems
	does not have the same
	duration of standby time.
	If you are not able to	Change your location to
	connect to the network, the	one where the network is
	device will continue to send	accessible, or temporarily
	out signals as it attempts to	turn off your device.
	locate a base station. Doing
	this consumes battery
	charge and consequently
	shortens standby time.

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Troubleshooting