FAQ
La Crosse Technology, Ltd   Page 2 
Fahrenheit/Celsius 
  Use the program menu to select Fahrenheit or Celsius temperature display. 
12-Hour or 24-Hour Time Format 
  Display the time in 12-hour or 24-hour format  
  Default is 12-hour time 
  Use the Program Menu
 to switch time formats 
Supported Time Zones 
  This clock has 7 Time Zones: AST = Atlantic, EST =Eastern, CST =Central, 
MST =Mountain,  PST = Pacific, AKT = Alaska & HAT = Hawaii 
  The digital clock works in North America. 
  Outside of North America, the digital clock will not receive a WWVB signal, but 
will keep time like a quartz clock. 
How do I change Language? 
  This clock will display weekday and month in English or Spanish. 
  Use the Program Menu
 to select language  
Does the clock have a backlight? 
  When operating with the AC adapter, the backlight is adjustable: (HI-LOW-OFF). 
  Press and release the SNOOZE/LIGHT HI-LOW-OFF button to adjust backlight. 
  When operating on batteries only, the backlight will come on briefly when the 
SNOOZE button is pressed.
Time is off by hours 
  Check to see if the WWVB Tower icon appears on the atomic digital clock. If not, 
the digital clock has not received a WWVB time signal in the past 24 hours.  
  Reposition the digital clock with the front or back facing Colorado. 
  Check that the Time Zone
 selected correctly reflects your location. Adjust the 
time zone in the Program Menu. 
  Check that the DST indicator is correct for your location (On this clock, please 
change the DST setting to OFF unless you live in Arizona). Adjust the DST 
indicator in the Program Menu. 
  Large buildings, metal roofed buildings and buildings or rooms full of electrical 
and/or radio equipment make it difficult to receive the WWVB time signal. 
Daylight Saving Time 
  Dependent on your location, position of the clock in your home, and atmospheric 
interference, it may take up to 5 nights for the change from Daylight Savings 
Time to Standard Time and vice-versa to occur. 
  Check for a WWVB Tower Icon showing on the atomic digital clock. The tower 
icon indicates you have received the WWVB signal from Ft Collins CO in the past 
24 hours.  
  Check that the clock is in the correct Time Zone. 
  Check whether the DST indicator is ON or OFF. On this clock, please change the 
DST setting to OFF unless you live in Arizona. 
  Check for fresh batteries. Without proper batteries, the antenna will have a 
harder time picking up the signal. 





