Before using this guide, we recommend:

All settings are clearly explained and understandable.

1. Use the (A) and (C) buttons to display the alarm ([AL1] to [AL5]) you want to configure.

How to set alarm on ProTrek PRX-8163 Casio 5470-1

2. Pull out the crown.

This turns on the alarm.

How to set alarm on ProTrek PRX-8163 Casio 5470-2

3. Rotate the crown to change the minute setting.

  • The hour hand will move in accordance with minute hand movement.
  • To set the hour hand separately, go to step 4 of this procedure.

4. Press (B).
5. Rotate the crown to change the hour setting.

● If you are using 12-hour timekeeping, [A] indicates a.m., while [P] indicates p.m.

6. Push the crown back in to complete the setting operation.

Turning an Alarm On or Off

1. Use the (A) and (C) buttons to display the alarm ([AL1] to [AL5] or [SIG]) you want to turn on or off.

How to set alarm on ProTrek PRX-8163 Casio 5470-3

2. Press (D) to toggle the displayed alarm between on and off.

Stopping an Alarm

Pressing any button while the beeper is sounding stops it.

Finding Out an Alarm’s On/Off Status

Turning on an alarm or the hourly time signal causes the corresponding indicator to appear on the display.

How to set alarm on ProTrek PRX-8163 Casio 5470-4

When any alarm is turned on: [ALM] is displayed.

When the hourly time signal is enabled: [SIG] is displayed.

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