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3.1.2 DISPLAY CONTRAST AND BACKLIGHT
The display is backlit for ease of viewing in low-light conditions. To save battery life, the
backlight shuts off automatically after several minutes have passed without a keypad entry.
The display has a variable contrast setting. Contrast may need to be adjusted as the
ambient temperature changes from very hot to very cold.
To adjust the contrast:
1. Press
MENU
.
2. Press the +/- key.
The following is displayed:
LCD Contrast
3. Press the
RIGHT
or
LEFT
ARROW
keys to adjust the contrast.
4. Press
ENTER
when complete.
3.2 Direct Menu Access
Each setup and diagnostic menu has a unique two-digit address allowing the menus to be
directly accessed.
To directly access a menu:
1. Press
MENU
.
The letter
M
appears in the lower right corner of the display:
M
2. Enter the desired menu’s two-digit address.
NOTE:
The address must be entered while the
M
is displayed (approximately 4
seconds). If the
M
is no longer displayed,
MENU
must be pressed again before
entering the address.
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