Techno Line WT268 Instruction Manual page 27

RCC RECEIVING FUNCTION
How to enter RCC receiving mode
a. The clock will enter into RCC receiving state automatically after
powering on
b. Hold DOWN to enter into RCC receiving
c. The clock enters RCC receiving automatically every day
Automatic RCC receiving
1. Time of automatically RCC receiving at AM1:00, 2:00, 3:00, 4:00,
5:00. It must receive at AM1:00, 2:00, 3:00 automatically, if it fails
to receive until 3:00, it will enter receive status selectable at 4:00
or 5:00, If the reception is successful at 4:00, it will not receive
again in a day. Otherwise, it will enter receiving at 5:00.And after