Checkline TI-25SX, Operating Manual, Page: 5 / 22

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2.4 LIGHT Key
The LIGHT key accesses the backlight setting of the LCD display. The backlight
has three setting options; ON, OFF, AUTO. The auto option will only illuminate
the display when theTI-25SX is measuring, or receiving an echo. If either ON
or AUTO are selected, there are three brightness options, LO, MED, HI, to select
a preferred overall brightness of the display. Refer to page 18 for an explanation on how
to enable and set the brightness.
2.5 UNITS Key
The UNITS key is used to select either English or Metric units. Refer to page 18
for an explanation of how to select the units.
2.6 +/- Increment/Decrement Key’s
The and Keys are used to increment/decrement values, navigate
menus, and select menu options.
2.7 MATL Key
The MATL Key is used to select a common basic material type from a short list
of 9 materials and 2 programmable custom materials for calibration. Refer to
5.3 for an explanation on selecting a basic material type.
2.8 The Display
The TI-25SX uses a custom glass
LCD backlit low temperature
display for use in a variety of
climate conditions. It contains
graphic icons, as well as both 7
and 14 segment display areas.
Let’s take a closer look and what
all these things are telling us:
NOTE:
This display is used for
multiple gauge models in the
TI series. As a result, some of
the icons and segments that are
illuminated during boot up, may
not be applicable to your specific
model, and will never be illuminated during operation. The icons and segments that will
be used with the TI-25SX are shown in the diagram above.