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GENERAL OPERATION
16
Backlight Operation
The display and keypad backlight can be controlled by the
BACKLGT menu parameter (see page 33). The three states that can be
selected are Bright, Dim, and Off. If this menu parameter is not select-
able, the backlight is fixed in one of these states by programming.
System/Group Display Modes
The selected system and group are displayed using either a
Numeric or Alpha display mode. The display mode is selectable if
the S/G DISPL menu parameter is available (see page 33). Other-
wise, it is fixed in one of these modes by programming.
Numeric Mode
- In this mode the selected system and group
numbers are displayed on the top line as Sxx and Gxx, and the group
alpha tag is displayed on the bottom line. For example, System 1,
Group 1 (CAR 220) is displayed as follows. The system alpha tag is
not displayed in this mode.
Numeric Display Mode
Alpha Mode
- In the alpha mode, the system alpha tag is displayed
on the top line and the group alpha tag is displayed on the bottom
line. For example, a “SECURITY” system and “CAR 220” group
are displayed as follows. The system and group numbers are not
displayed in this mode.
Alpha Display Mode
System Number
Group Number
Group Alpha Tag
System Alpha Tag
Group Alpha Tag