Normal situation is the first zero position. Remove the battery and then install the battery electric wave clock began to zero the second hand, such as the second hand to zero after the hour, minute hand gradually to zero, such as the hour, minute, second hand are zero, etc. 3-5 minutes can be.
The electric wave clock press REC button to force the automatic time setting, and so on press REC button more than 5 seconds the second hand stops moving and then the hour, minute, second hand stops moving, about 5 minutes to catch up with the Beijing time.
Extended information:
1. Remove the battery, then install the battery radio clock. Start the second hand to zero and wait 3-5 minutes for the second and minute hands to return to zero.
2. When the radio clock presses the REC button to force auto-matching, wait more than 5 seconds before the second hand stops moving. Then the second hand stops moving on the hour, minute and second hands.
3, Every day 02:16, 03:16, 16:00 the clock will automatically enter the forced reception to receive the signal to update the clock memory time, at the same time the clock hand will automatically turn to the correct position and start normal timekeeping. If one of these signals is received, it will not be received on that day.
Baidu Encyclopedia - Electric Wave Clock