Model: Personal Series LCD Clock
Low battery level.
Battery life is impacted by its backlight setting.
Backlight set to Off - estimated battery life up to 8 years
Backlight set to Low: (8 hours per day - Battery Life : 3.98 years)
Backlight On Time: High (8 hours per day - Battery Life : 3.98 years)
Backlight Off provides the longest life for the batteries.
Verify low battery indicator is present.
If low battery indicator is present, replace its batteries.
During initialization (power on or reset) of the clock, its receiver searches until signal from a Transmitter is found, scanning rapidly through 72MHz channels. The receiver looks for a signal for 1 minute, and then switches to scanning in 30 minute intervals until its receives a signal from a Transmitter. Normal operation begins once a signal is received.