The clock will be in manual time set mode.
How to set acurite atomic wall clock ds84p.
Acurite atomic clocks use a radio controlled signal to synchronize to the correct time broadcast by the national institute of standards and technology nist radio station wwvb located near fort collins colorado.
Try moving the unit to a window facing colorado overnight signal is better at night so it can gain a strong connection.
Setting an atomic wall clock is simple.
To adjust the currently selected flashing item press and release the or buttons press and hold to fast adjust.
If it continues to change you may want to relocate the unit to a different location in your home.
To manually set the time during normal run time press the m set button for 5 seconds to enter manual setting mode.
Press and hold the m set button c for 3 seconds.
Now you can set the time manually.
Insert one fresh 1 5 volt aa battery in the battery synchronize to the correct time broadcast by the national institute compartment a to power on the clock.
Page 3 overview setup introduction chaney and acurite atomic clocks use a radio controlled signal to 4.
Once in set mode the preference you are currently setting will blink on the clock.
Insert the correct number of fresh aa lr6 alkaline batteries in the battery compartment according to the polarity markings.
Wwvb broadcasts the current time and date with split second accuracy.
Atomic clocks set themselves and automatically adjust for daylight saving time dst to provide the most.
Of standards and technology nist radio station wwvb 5.
After manual setup the clock will continue to search for the atomic signal.
Alternatively hold down the m set button continuously and release once the correct time has been reached.
If the unit is atomic it will automatically correct itself with the date and time once it picks up the atomic signal.
Manual setup allows you to set the clock without the atomic signal.
It s best to do this late in the evening because longwave radio signals are normally not received during the day.