La Crosse Technology, Ltd
Page 5
Digital clock has distorted or frozen display
Explanation: On a brand new digital clock, check for thin plastic film of printed
scratch guard that may be on the screen of the digital 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 digital 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 digital clock.
Press any button 20 times. Leave the batteries out of the display for 2 hours.
Insert batteries into the digital clock.
Digital clock is blank: No letters, numbers or dashed lines
Check that the batteries are installed correctly.
may be overpowered or underpowered.
Remove batteries from digital clock.
Press any button 20 times. Leave the batteries out of the display for 2 hours.
Insert batteries into the digital clock.
Day of the week is incorrect.
The day of the week sets automatically based on the setting of the year, month
and date.
Digital 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 digital clock.
Digital 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 digital 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 digital clock.
Press any button 20 times. Leave the batteries out of the display for 2 hours.
Insert batteries into the digital clock.
