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La Crosse Technology, Ltd  

Page 7 

 

 

Check whether the DST indicator is ON,  OFF or ALWAYS ON. If the indicator is OFF or 

ON the clock will not change seasonally.  

 

Check for fresh 

batteries

. Without proper batteries, the antenna will have a harder 

time picking up the signal. 

 

Position the digital clock in a window (

with the front or back

) facing Ft. Collins, Colorado 

and leave for up to five nights. If you do not have a window facing this direction, 

position the clock near an outside wall and point the unit in this general direction.  

 

Manually Set Time/Date: Program Menu 

 

1.

 

Hold the SET button 2 seconds to enter settings mode. 

2.

 

Press the + or - button to adjust the flashing values. 

3.

 

Hold the + or - buttons to adjust quickly. 

4.

 

Press the SET button to confirm adjustments and move to the next item. 

5.

 

Press the TIMER button at any time to exit.  

 
IMPORTANT: Some states in the USA are considering keeping Daylight Saving Time all 

year long. We are including an additional DST setting of DST ALWAYS ON.  

 

DST ON- Clock gains 1 hour in spring and loses 1 hour in the fall 

 

DST OFF- Clock remains in Standard Time all year long 

 

DST ALWAYS ON- Clock remains in Daylight Saving Time all year long 

 
Settings Menu Order: 

 

 

 

Beep ON/OFF 

 

Atomic ON/OFF 

 

DST (Daylight Saving Time)  

o

 

DST ON 

o

 

DST OFF 

o

 

DST ALWAYS ON 

 

Time Zone 

 

Hour 

 

 

 

 

 

 

Minutes   

 

 

 

 

Year 

 

 

 

 

Month 

 

Date 

 

Fahrenheit/Celsius 

 
To begin: 

1.

 

Hold the SET button for 2 seconds to enter setting mode. BEEP ON will show. ON 

flashes. Press the + or - button to turn the button beep sound off. 

2.

 

Press SET to confirm and move to the atomic time ON/OFF. The tower icon and ON 

will show. ON flashes. Press the + or - button if you do not want Atomic Time signal 

(OFF). 

3.

 

Press SET to confirm and move to the Daylight Saving Indicator. DST ON will show. ON 

flashes. Press the + or - button to turn DST OFF if you do not observe Daylight Saving 

Time changes, or to DST ALWAYS ON if your state has selected year around DST. 

Summary of Contents for 515-1912

Page 1: ...ure 3 Outdoor Temperature is stuck or HH H LL L 4 Outdoor sensor drains batteries quickly 4 Outdoor sensor fell The sensor no longer works 4 Mounting Positioning Outdoor sensor 5 Fahrenheit Celsius 5 Supported Time Zones 5 Dashes HHH LLL or Stuck Indoor Temperature 6 Does the clock have a backlight 6 Time is off by hours 6 Daylight Saving Time 6 Manually Set Time Date Program Menu 7 No WWVB Tower ...

Page 2: ...e and often resolves an issue Factory Restart 1 Remove all power from outdoor sensor and clock 2 Press one of the buttons on the clock at least 20 times to clear all memory 3 Verify that the clock is blank before proceeding there may be lines painted on the screen that will show when there is no power 4 Leave both units without power for 15 minutes very important 5 Insert fresh batteries into the ...

Page 3: ...sue Low Outdoor temperature readings are power related or a sensor going bad The Outdoor sensor reads the environment where it is mounted When mounted inside the home it will read inside temperature When the Outdoor sensor reads high during the day but not at night it is a positioning problem Look for heat sources such as sunlight door or window frames or reflected heat Side by side test Place the...

Page 4: ...eplace Outdoor sensor Outdoor sensor drains batteries quickly Test a new set of alkaline batteries Write down the date of installation and the voltage of the batteries When the batteries fail please note the date and voltage again Check the distance and resistance between the Outdoor sensor and atomic clock Outdoor sensors at the end of the range may work while batteries are fresh but not after th...

Page 5: ...e range Outdoor sensors are water resistant not waterproof Indoor or Outdoor Mount Outdoor temperature sensor vertically Avoid more than one wall between the Outdoor sensor and the atomic clock The maximum transmitting range in open air is over 200 feet 60 meters Obstacles such as walls windows stucco concrete and large metal objects can reduce the range Do not mount near electrical wires transmit...

Page 6: ... 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 most areas observe DST so this should be ON Adjust the DST indicator in the Program Menu Large buildings metal roofed buildings and buildings or ro...

Page 7: ...ates in the USA are considering keeping Daylight Saving Time all year long We are including an additional DST setting of DST ALWAYS ON DST ON Clock gains 1 hour in spring and loses 1 hour in the fall DST OFF Clock remains in Standard Time all year long DST ALWAYS ON Clock remains in Daylight Saving Time all year long Settings Menu Order Beep ON OFF Atomic ON OFF DST Daylight Saving Time o DST ON o...

Page 8: ...signal in the past 24 hours Position the digital clock for better reception Press and release the SET button to send the digital clock on a WWVB signal search at night Allow up to 5 nights to receive the time signal Timer A timer can be set from 1 minute minimum to 99 Minutes maximum 1 Hold the TIMER button for 2 seconds The Minutes will flash Press and release the or button to adjust the minutes ...

Page 9: ...nation On a brand new digital clock check for thin plastic film of printed scratch guard that may be on the screen of the digital clock This thin piece of plastic has printed numbers for store displays When the batteries are installed the real numbers show behind the printed scratch guard and create distortion With all power removed the digital clock should be blank If numbers still appear please ...

Page 10: ...em Check for leaking batteries which may damage the digital clock Digital clock has missing segments Explanation When parts of numbers letters or pictures are missing on the display it is often power related With all power removed the digital clock should be blank If numbers still appear please check for scratch guard Power Check that the batteries are installed correctly This is generally a power...

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