Liquid Crystal Display - Honeywell XLS80e Manual

HOLD AND PRESS
THE DISPLAY CYCLES BETWEEN MAXIMUM AND
MINIMUM CONTRAST:
WHEN THE REQUIRED CONTRAST IS PRESENT
ON THE DISPLAY, RELEASE
TO FINE-ADJUST, USE:
WHEN COMPLETED, PRESS:
TO INVOKE THE SELECTED CONTRAST VALUE.
Honeywell, Issue 9
March 2007

3.3.2 Liquid Crystal Display

3.3.2.1 LCD Contrast Adjustment
MOMENTARILY
.
AND
12
XLS80e Fire Alarm Control Panels
The 6-line x 40 character display (using 240 x
64 pixels) provides a menu structure for the
operation and configuration of the panel. Most
of the operations described in this manual are
accessed from the Configuration Menu.
Further information about the display is given
in Section 4.
This adjustment procedure as shown at left is
only available within the first two minutes after
power is applied to the panel.
To adjust the LCD contrast at other times,
select LAMP TEST (refer to the XLS80e Series
Operating Manual 997-474, Section 6.4 Lamp
Test) while at access level 3. Hold
the test progresses. The contrast then cycles
and the remainder of the procedure is as shown
at left.
while