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.
• Check that the batteries are installed correctly.
• Batteries 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.