25
• Under no circumstances attempt
to open the smartphone or
battery. Any modification to the
device is prohibited and will
invalidate the guarantee.
• The ring tone is played back via
the ear piece. To avoid damage
to hearing, accept the call before
putting the smartphone to your
ear.
• Use the supplied stereo headset
only with this smartphone to
avoid risks
2.5.6. Faults
• If the mains power adapter,
connection cable or device is
damaged, immediately remove
the plug from the power supply.
• Never try to open and/or repair
the device or the mains adapter
yourself. In the event of a fault,
contact our Service Centre or
another suitable professional
repair workshop.