Zte Z557 User Manual page 74

Set Speed Dials
You can touch and hold the 1 - 9 keys from the dialpad to call
the corresponding speed dial number.
The 1 key is reserved to speed dial your voicemail.
To assign a speed dial key:
1. Touch the Home key >
2. Touch a speed dial entry.
3. Touch a contact and number from the contact list.
Edit Quick Response to Rejected Callers
1. Touch the Home key >
responses.
2. Touch a text message to edit it.
3. Touch OK to save the message.
Use Fixed Dialing Numbers
Fixed Dialing Numbers (FDN) allows you to restrict outgoing
calls to a limited set of phone numbers.
1. Touch the Home key >
settings > Fixed Dialing Numbers.
2. Touch an option to configure it.
Enable FDN: Input the PIN2 code to enable the FDN

feature.
Change PIN2: Change the PIN2 code for FDN access.

> > Settings > Speed dial.
> > Settings > Quick
> > Settings > Call
74