Appendix
163
Message
Possible causes
Possible corrective measures
No sound
Vibration mode
Check the settings status in
the sound menu to make sure
you are not in vibration or no
interruptions mode.
Hangs up or
freezes
Intermittent software/
hardware problem
Restarting the device
If your device freezes or hangs,
you may need to close apps or
turn off the device and turn it
on again.
Performing a boot-up
Press and hold the Power/Lock
key and the Volume Down (-)
key for about 10 seconds to
restart your device.
Resetting the device
If the methods above do not
solve your problem, perform a
factory data reset.
On the settings screen, tap
General
Backup & reset
Factory data reset
.
* Reset all settings for the
device and delete data. Before
performing the factory data
reset, remember to make
backup copies of all important
data stored in the device.
* If you registered a Google
account to the device, you must
sign in to the same Google
account after resetting the
device.
Summary of Contents for ZNFQ610ZA
Page 15: ...Custom designed Features 01 ...
Page 41: ...Basic Functions 02 ...
Page 77: ...Useful Apps 03 ...
Page 127: ...Settings 04 ...
Page 133: ...Settings 132 Share connect ...
Page 151: ...Appendix 05 ...
Page 160: ...Appendix 159 Supported Frequency Bands Tx Output power ...
Page 165: ......