Honeywell Thermostat: TH8320R & TH8321R VisionPro

Re: BACKLIGHT

The thermostat backlight can be configured for either "Continuous" or "On-Demand" through the Installer Setup Options.

• When set for "On-Demand", the thermostat backlight will be activated when the screen is touched.
• When set for "Continuous", the thermostat backlight will remain on any time there is power supplied.  The backlight level can be adjusted through the Preferences screen.

ADJUSTING THE BACKLIGHT LEVEL

• From the Home Screen press the MENU tab.
• Scroll down to highlight "Preferences" and press Select.
• Scroll down to highlight "Display Options" and press Select.
• Scroll down to highlight "Backlight" and press Select.
• Use the Up and Down arrows to set the "Inactive Backlight" level.
• Press "Done" once settings have been made.
• Press the HOME tab to return to the Home Screen.