La Crosse 617-249 Instructional Manual
1.8” LED Atomic Clock with
Dual Alarms and USB Charging
Model: 617-249
Instructional Manual
DC: 061016
http://bit.ly/LaxTechTalk
View online setup video at:
LCD Features ......................................................................
Buttons ..............................................................................
Atomic Time Signal ..............................................................
Setup ................................................................................
Set Time ............................................................................
Backlight HI-LO-OFF ............................................................
Set Time Alarm 1 and 2 ........................................................
Stop Alarm for 1 Day ...........................................................
Snooze ..............................................................................
USB Charging Port ...............................................................
Care and Maintenance ..........................................................
Specications ......................................................................
Visit Us on Social Media ........................................................
Warranty and Support ..........................................................
FCC Statement ....................................................................
Canada Statement ...............................................................
Table of Contents
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LCD Features
Atomic Time Reception Light
Alarm 1
Alarm 2
Daylight Saving Time
PM Light
Atomic Time
IMPORTANT: When powered on, the clock will immediately search for
the atomic time for 7 minutes. Hold the ATOMIC button for 3 seconds
to stop or start the search.
• During the atomic time search the buttons will not function.
• Backlight will dim.
• USB charge port will not work.
Signal Search Indicator:
• Receiving strong WWVB signal: LED ashing
• Successful Reception: LED solid
• Failed Reception: LED disappears
The clock will automatically search for the WWVB signal every night at
1:00 am, 2:00 am and 3:00 am. If there is still no WWVB reception,
the clock will search WWVB time signal again at 4:00 am and 5:00 am
alternatively.
Atomic Time Signal
Page 1 www.lacrossetechnology.com/support 617-249
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Buttons
617-249 www.lacrossetechnology.com/support Page 2
Setup
1. Insert the 5-volt AC/DC adapter into 120V AC wall outlet, and then
plug the DC jack to the back of the unit.
2. Optional: Insert one CR2032 lithium battery (included) to
provide backup power to the clock.
Note: The backup battery does not power the alarm or display the
time. The backup battery will keep the time and settings for when
the power returns. A fresh CR2032 battery could backup your clock
continuously for around 1 week.
1 X CR2032
LITHIUM BATTERY
(INCLUDED)
Set Time
• Hold then release the SET button to enter time set mode.
• Press and release the + or - buttons to adjust the values. Hold to
adjust quickly.
• Press and release the SET button to conrm and move to the next
item.
Time set order:
1. Time Zone
2. DST ON/OFF (Daylight Saving Indicator)
3. Hour
4. Minutes
5. Snooze duration
Note: Only press one button at a time when setting.
5.0 V adapter
(included)
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