- Press button S3 to show Timer mode, mode prompt "Tmr" will be displayed for 2 seconds first.
- Press and hold button S4 for 3-4 seconds to enter setting mode. The hour digits start flashing.
- With each press of button S1, the selected digits or timer function to be adjusted (flashing)
can be made. Press and hold button S1 for fast setting.
- With each press of button S2, next digits or timer function for setting can be selected.
The sequence is shown as follow:
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