BenQ Z2 - Manual (Page 71)

Using Your Phone 55
To cancel a shortcut key and restore the key's original function, move
the selection box to the icon for the shortcut key that you wish to
cancel, and then press (Option). Select Delete to cancel the
shortcut.
If you select Delete All, all shortcut settings will be cancelled.
Setting Phone Number Shortcuts
1. After selecting the shortcut key, press (Option) to select Add
Phone.
2. From the Phone Book, select a contact and press the Joystick button
(OK) .
3. Next, from the list of phone numbers for this contact, select the one
that you wish to access through the shortcut key, and then press the
Joystick button (OK).
4. After you have set the shortcut key, the number icon for the key will
be replaced by an icon representing a phone number shortcut. The
upper part of the screen will display the name of the contact to whom
the phone number accessible by the shortcut key belongs.
5. Repeat the above step to add or modify a phone number shortcut.
Using Function and Phone Number Shortcuts
There are two ways to use shortcuts:
1. From the idle screen, long-press to to access the
function represented by that key or dial the number it represents.
2. From the idle screen, push the joystick up to enter the Shortcuts
menu. You can then: