37
USER INPUT BUTTONS
THE DESKTOP SCREEN
states.
OVERVIEW
COMMERCIAL AND RESIDENTIAL MODELS
CONTROL SYSTEM NAVIGATION
Operating Set Point 120°F
Status: Heating
MENUHELP
GAS
OFF
O
N
MANUFACTURER / MODEL INFORMATION
LCD Screen
Information
Display
Status Icons
3 Operational buttons:
enter/exit menus,
select menu items,
activate adjustment modes,
confirm/cancel changes.
Up & Down buttons:
navigate menus,
adjust user settings
Title Bar
Operational buttons are multifunctional. Their current function is defined by
the text that appears directly above each button on the LCD screen.
UIM (user interface module)
Desktop Screen Shown
UP
DN
FIGURE 35.
CONTROL SYSTEM OPERATION
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