Zte BLADE A512 User Manual page 26

NOTES:

Press and hold the Power key and touch
Alarms only quickly, or touch

Press the Volume key when no media application is active to
show the volume bar. Drag the slider to the left or keep
pressing the Volume down key to turn on vibration. Press the
key again to turn on Alarms only.

To turn off Do not disturb mode quickly, press either end of
the Volume key and then touch END NOW when the screen
is unlocked, or press and hold the Power key and touch
To set exceptions for Do not disturb mode (Priority only):
You can set reminders, events, and callers that you specify as
exceptions when Do not disturb mode is set to Priority only.
1. Touch
not disturb > Priority only allows.
2. Turn on the switch next to the items you want to allow. Touch
Messages or Calls and set who can alert you of their
messages or calls.
NOTE:
When Repeat callers is switched on, you'll receive a notification
if someone calls you a second time within a 15 minute period,
regardless of whether notifications from that person receive
priority status.
> > Settings > Sound & notification > Do
to turn on vibration.
26
to turn on
.