Casio 3518 - Setting the Dual Time

EN-39
To set the Dual Time
1. Press C to enter the Dual Time Mode (page EN-8).
2. In the Dual Time Mode, hold down A until the DST
setting starts to flash, which indicates the setting
screen.
3. Press C to move the flashing in the sequence shown
below to select the other settings.
C C C
DST MinuteHour
DST indicator
Dual time (Hour : Minute)
Timekeeping Mode time