La Crosse Technology, Ltd. www.lacrossetechnology.com/support
Page 12
Install fresh alkaline batteries with correct polarity.
Atomic clock has distorted or frozen display
Explanation: On a brand new atomic clock, check for thin plastic film of printed
scratch guard that may be on the 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 related issue.
may be overpowered or underpowered.
Remove batteries from atomic clock.
Press any button 20 times. Leave the batteries out of the display for 2 hours.
Insert batteries into the atomic clock.
Atomic clock is blank: No letters, numbers or dashed lines
Check that the batteries are installed correctly.
may be overpowered or underpowered.
Remove batteries from atomic clock.
Press any button 20 times. Leave the batteries out of the display for 2 hours.
Insert batteries into the atomic clock.
Atomic clock 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. This is helpful in
determining the problem.
Check for leaking batteries, which may damage the atomic clock.
Battery life is over 12 months when using reputable battery brands.
Atomic clock has missing segments
Explanation: When parts of numbers, letters, or pictures are missing on the
display, it is often power related.
may be overpowered or underpowered. Remove batteries from atomic
clock.
Press any button 20 times. Leave the atomic clock unpowered for 1-2 hours.
Install fresh alkaline batteries with correct polarity.
