- Press button S3 to show Alarm mode, mode prompt "AL" will be displayed for 2 seconds first.
- Press button S2 to select AL-1 or AL-2.
- 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 T1/T2 to be adjusted (flashing) can be made.
Press and hold button S1 for fast setting.
- With each press of button S2, next digits or T1/T2 for setting can be selected. The sequence is
shown as follow:
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