Citizen u680 - Insufficient Charge Warning Function

B. Insufficient Charge Warning
Function
When the charge level indicator reaches level 0, the
second hand’s movement changes from 1-second
intervals to 2-second intervals and the mark
flashes in digital display 1 to show that the watch is
insufficiently charged.
The watch will stop due to insufficient charging about 3
days after starting the 2-second interval movement if
kept in a place with no light.
[Caution] During 2-second interval movement, the digital displays and watch operations
change as follows.
• The time cannot be adjusted manually, or by using regular automatic reception or on
demand reception.
• Push button operations are not possible.
• All modes change to time mode.
• The alarm tone and confirmation tone will not sound. (When the timer, chronograph or
alarm is used)
• The LED lights will not come on.
• The chronograph and timer are forcibly reset and cannot be operated.
182
2-second
interval movement