Note: The following information applies to the devices IS520.1, IS520.2, IS530.1, IS530.2, and IS530.RG

If your Mobile Phone keep switching on and off, the contact between the battery and the device may be intermittent.

	Check that the screws of the battery compartment cover are tightened.
	Tighten the screws slightly if necessary.
	Check the function again.
	If the problem persists, send the device to our service centre. For quick order processing, submit a repair request. For detailed instructions, click here.