CASIO 437 Alarm Chrono Calculator Watch Instructions

June 11, 2024
Casio

CASIO 437 Alarm Chrono Calculator Watch Instructions

INSTRUCTION

Firstly, make sure it is in the Timekeeping Mode.
Timekeeping Mode

To return to the Timekeeping Mode, press Ⓒ several times.

  1. In the Timekeeping Mode, press Ⓑ.

  2. Seconds will flash.
    Second Flash

  3. Press Ⓒ. Hours blinks, so enter the hour(ten) you want to change
    Hours Blinks

  4. Press Ⓒ again. Hours blinks, so enter the hour(one) you want to change.
    Hours Blinks

  5. Press Ⓑ to return to the Timekeeping Mode.
    Instruction
    Screen

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