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La Crosse Technology, Ltd.            www.lacrossetechnology.com/support 

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AC adapter 

 

 

The design of this weather station is to use AC adapter (5-volt) as primary 

power source. 

 

When operating with the AC adapter cord, the 

backlight 

can be on continually.  

 

When operating on AC adapter, batteries are optional and are not required in 

the weather station. 

 

The 

backlight

 

will operate at high or low intensity at your discretion. 

 

Batteries 

 

Explanation: Many problems are resolved with fresh batteries of the appropriate 

voltage. Many items sent in under warranty, work when tested with fresh batteries. 

Batteries manufactured this year will have an expiration date 10 years (or more) in 

the future. Battery technology has improved and batteries will maintain voltage 

longer in storage. However, the environment the batteries reside in for the 10 years 

can deplete the power. 

 

 

Use Alkaline or Lithium batteries in the outdoor sensor. 

 

A minimum voltage of 1.48V for each battery is necessary for proper 

performance.   

 

Use batteries dated at least 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.  

 

  Weather Station Factory Restart 

 

Explanation: The factory restart returns the weather station and outdoor sensor to 

an “out-of-the-box” default state and often resolves an issue.  

  

Factory Restart: 

1.

 

Remove all power (batteries and AC) from outdoor sensor and weather station.  

2.

 

Press one of the buttons on the weather station at least 20 times to clear all 

memory.  

3.

 

Verify that the weather station 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 the AC adapter cord into the wall outlet then into the weather station.  

6.

 

Insert fresh batteries into the outdoor sensor. 

7.

 

Press the TX button on the outdoor sensor to transmit RF signal.   

8.

 

Keep the outdoor sensor 5-10 feet from the weather station. 

9.

 

When RF connection is established, the temperature will appear on the station. 

Allow the outdoor sensor and weather station to sit together for 15 minutes to 

establish a strong connection.  

10.Do not press buttons for 15 minutes. 

 

For optimum 433MHz transmission, place the outdoor sensor no more than 196 

feet (60 meters, open air) from the weather station. 

Summary of Contents for 308-2408FR

Page 1: ...emperature Reading 3 Intermittent Outdoor Temperature 4 Outdoor Temperature is stuck or HH H LL L 4 Outdoor sensor drains batteries quickly 4 Outdoor sensor fell The sensor no longer works 5 Mounting...

Page 2: ...be unstable in performance Good name brand batteries make less noise which reduces the chance of RF radio frequency interference from the battery compartment Weather Station Factory Restart Explanatio...

Page 3: ...ost between the weather station and the outdoor sensor Batteries often resolve the connection Distance Resistance can cause loss of connection between the outdoor sensor and the weather station Turn t...

Page 4: ...Please complete the Restart with outdoor sensor and weather station 5 10 feet apart and inside to establish a strong connection After 15 minutes if there is a reading in the outdoor temperature area m...

Page 5: ...stant not waterproof Replacement Outdoor sensors Visit your local Retailer or La Crosse Technology Store http store lacrossetechnology com Note Be sure to order the correct model and frequency to avoi...

Page 6: ...vent signal reception Be aware of electrical wires and plumbing within a wall This will interfere with RF radio frequency signal reception For best WWVB reception orientate the forecast station with t...

Page 7: ...ional CR2032 backup battery may be used 12 Hour time format Time can display in 12 hour am pm time only Fahrenheit temperature display This station reads in Fahrenheit only Backlight AC adapter The ba...

Page 8: ...ss any button 20 times Leave the weather station unpowered for 1 2 hours If the indoor temperature is still shows dashes HH H or LL L the weather station may need replacement Inaccurate Indoor Tempera...

Page 9: ...starts to receive WWVB signal for seven minutes The tower icon will flash Note During reception of the WWVB time signal the buttons will not function The LED will change to low brightness and will re...

Page 10: ...klight to stay on Weather station has missing segments Explanation When parts of numbers letters or pictures are missing on the display it is often power related Check that the AC adapter Is it correc...

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