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Model: C86371 www.lacrossetechnology.com/support 5
Button
Press and Release Functions
Hold 3-5 seconds
SET
Move through program menu Confirm
setting.
Enter program menu, set time,
date, etc.
ALARM
View Alarm
Activate/Deactivate Alarm
Alarm set
+/RCC
1 step forward (setup)
Search for WWVB signal
Fast advance (setup)
-/°C/°F
Select temperature in °C/° F
1 step backward (setup)
Fast backward (set)
MIN/MAX
1-time MAX values
2-times MIN values
Resets all MIN / MAX values
HEAT/DEW
1-time Heat Index
2-times Dew Point
CH
Switch channels
(when using multiple transmitters)
Search for remote transmitter
LIGHT HI/LO
HOLD ON/OFF
Dim backlight for night time.
Turn continuous backlight
ON or OFF (a/c adapter)
LIGHT/SNOOZE (top)
Activates backlight when using only
batteries.
Trigger snooze alarm
Program Menu
The SET button will move through the items in the program menu. The +/RCC or -/°C/°F button will
change these values.
WWVB reception ON or OFF
Time Zone (Seven Time Zones)
Daylight Saving Indicator
12/24 hour time format
Manual time set (Hour, Minutes)
Calendar set (Year, Month, Date)
WWVB Reception ON/OFF
The WWVB time reception defaults to ON. To turn the WWVB reception OFF:
1. Hold the SET button for 5 seconds.
2. WWVB and ON will flash.
3. Press and release the +/RCC or -/°C/°F button to turn this OFF.
4. Confirm with the SET button and move to the Time Zone.
Time Zone
This forecast station offers seven time zones listed in letter format (default is EST):
1. EST will flash.
2. Press and release the +/RCC or -/°C/°F button to select a different Time Zone.
3. Confirm with the SET button and move to Daylight Saving Indicator.
Daylight Saving Time Indicator
DST will default to the ON position as most of the country observes the DST change. This should be in
the ON position all year long. If you live in an area does not observe the DST change, switch this to the
OFF position.
WWVB
ON