Tag: ProTrek SPF-100 Settings
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How to set time on ProTrek SPF-100
1. In the Timekeeping Mode, hold down A until the seconds digits start to flash, which indicates the setting screen. While the seconds digits are flashing, press D to set the seconds count to 00. 2. Press C to move the flashing in the sequence shown below to select other settings. See “Daylight Saving Time…
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How to set alarm on ProTrek SPF-100
Before using this guide, we recommend: Download official SPF-100 Manual → Watch official 2172 SPF-100 Manual Online → All settings are clearly explained and understandable. 1. Use C to enter the Alarm Mode. 2. Hold down A until the hour digits of the alarm time start to flash, which indicates the setting screen. Displaying the alarm time setting…

