background image

La Crosse Technology, Ltd  

Page 1 

 

S74870 FAQS   

The links below will work in most PDF viewers and link to the topic area by clicking the link. We recommend 

Adobe Reader version 10 or greater available at:  

http://get.adobe.com/reader

  

 

CONTENTS 

S74870 FAQS

 ................................................................................................................................ 1 

Batteries

 ...................................................................................................................................... 2 

Button Functions-Quick Look

 ............................................................................................................ 2 

Outdoor Temperature Sensor

 ........................................................................................................... 3 

Power Requirements

 .................................................................................................................... 3 

Quick Connect

 ............................................................................................................................ 3 

Atomic Clock Factory Restart

 ............................................................................................................ 4 

Outdoor Sensor reads “NO”

 ............................................................................................................ 4 

Other steps to take:

 .................................................................................................................... 4 

Inaccurate Outdoor Temperature Reading

 .......................................................................................... 4 

Intermittent Outdoor Temperature

 .................................................................................................... 5 

Outdoor Temperature shows HH.H, LL.L

 ............................................................................................ 5 

Outdoor sensor drains batteries quickly.

 ............................................................................................ 5 

Outdoor sensor fell. The sensor no longer works.

 ................................................................................. 6 

HI | LO Temperature readings

 ......................................................................................................... 6 

Mounting/Positioning Outdoor sensor

 ................................................................................................ 6 

Fahrenheit/Celsius

 ........................................................................................................................... 7 

12-Hour Time Format

 .................................................................................................................... 7 

Does the clock have a backlight?

 ..................................................................................................... 7 

Supported Time Zones

 .................................................................................................................. 7 

Dashes, HHH, LLL or Stuck Indoor Temperature

 ................................................................................... 7 

Time is off by hours

 ...................................................................................................................... 7 

Daylight Saving Time

 .................................................................................................................... 8 

Manually Set Time/Date: Program Menu

 ............................................................................................. 8 

No WWVB Tower Icon

 ................................................................................................................... 9 

Set Time Alarm

 ............................................................................................................................ 9 

Activate/Deactivate Time Alarm

 ....................................................................................................... 9 

Snooze Alarm

 ............................................................................................................................10 

Customizable display: Calendar or Moon Phase

 ..................................................................................10 

Atomic clock has distorted or frozen display.

 ......................................................................................10 

Atomic clock is blank: No letters, numbers or dashed lines

 ....................................................................10 

Day of the week is incorrect.

 ..........................................................................................................10 

Summary of Contents for S74870

Page 1: ...ture 5 Outdoor Temperature shows HH H LL L 5 Outdoor sensor drains batteries quickly 5 Outdoor sensor fell The sensor no longer works 6 HI LO Temperature readings 6 Mounting Positioning Outdoor sensor 6 Fahrenheit Celsius 7 12 Hour Time Format 7 Does the clock have a backlight 7 Supported Time Zones 7 Dashes HHH LLL or Stuck Indoor Temperature 7 Time is off by hours 7 Daylight Saving Time 8 Manual...

Page 2: ...t six years in advance of the current year Batteries dated earlier than six years from now may still work but may be unstable in performance Good name brand batteries make less noise which reduces the chance of RF radio frequency interference from the battery compartment Button Functions Quick Look There are 7 function buttons on this weather station In order 1 MINUS Button Settings Alarm Mode Pre...

Page 3: ...ock Power Requirements 2 AA batteries power the Outdoor sensor 3 AA batteries power the Clock We recommend Alkaline batteries for the Outdoor sensor Quick Connect Explanation Use the quick connect for an atomic clock and Outdoor sensor that have been working but lost connection due to interference or low batteries This is not the same as a thorough factory reset 1 Bring the Outdoor sensor and atom...

Page 4: ...utdoor sensor Outdoor Sensor reads NO If sensor loses connection to the clock for any reason the clock will show NO in the outdoor temperature area after 30 minutes The clock will search for 3 minutes every hour to reconnect with sensor Hold the SEARCH button 2 seconds to search for the outdoor sensor Icon will flash while searching for sensor Outdoor sensor area will show dashes during the search...

Page 5: ...ock 5 10 feet apart and inside to establish a strong connection After 15 minutes if there is a reading in the outdoor temperature area move the outdoor sensor to another room with one wall between the outdoor sensor and the atomic clock Observe to see if the temperature remains on consistently for 1 hour If the temperature remains on while in the house then it is likely a distance resistance issue...

Page 6: ...button to reset Mounting Positioning Outdoor sensor First Place the Outdoor sensor in the desired shaded location and the atomic clock in the home Wait approximately 1 hour before permanently mounting the Outdoor sensor to ensure that there is proper reception POSITION Outdoor Protect the Outdoor sensor from standing rain or snow and from the overhead sun which can cause it to read incorrectly Mou...

Page 7: ...waiian The atomic clock works in North America Outside of North America the atomic clock will not receive a WWVB signal but will keep time like a quartz clock Dashes HHH LLL or Stuck Indoor Temperature Explanation These symbols are error messages indication the indoor sensor is outside of its readable range For indoor readings this is generally a power related issue This is generally a power relat...

Page 8: ... change Note There are three Daylight Saving Time Settings AUTOMATIC DST ON Clock gains 1 hour in spring and loses 1 hour in the fall ALWAYS DST OFF Clock remains in Standard Time all year long ALWAYS DST ON Clock remains in Daylight Saving Time all year long Check for fresh batteries Without proper batteries the antenna will have a harder time picking up the signal Position the atomic clock in a ...

Page 9: ...o the month The MONTH will show Month number will flash Press the or button to change the month 9 Press SET to confirm and move to the date DATE will show Date number will flash Press the or button to change the date 10 Press SET to confirm and move to the temperature unit FAHRENHEIT will show Press the or button if you prefer CELSIUS 11 Press SET to confirm and exit No WWVB Tower Icon The atomic ...

Page 10: ...e screen of the atomic 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 atomic 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 rel...

Page 11: ...k Atomic 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 atomic 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 related issue Batteries may be overpowered or underpowered Remove...

Reviews: