BenQ Z2 - Manual (Page 129)

Menus 113
Contrast
1. To adjust the contrast of the display, push the Joystick up or
down.
2. Press the Joystick button to save the setting.
Brightness
1. To adjust the brightness of the display, push the Joystick up or
down.
2. Press the Joystick button to save the setting.
Keypad Backlight
Allows you to specify how long the keypad backlight remains on
after a key is pressed.
Audio
This menu allows you to set various sounds that the phone uses.
Most of the options provided in this menu and in the Profiles menu are
identical (for example, Call Ring). Therefore the particular setting that
the phone uses will depend on which menu you last used to make the
setting.