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In the fourth display (Fig. 43):
• Field 1 displays the text “dSC”;
• field and 3 show up to a 8 digit accumulative vertical descent since the last reset. field is activated when the value of the vertical
descent is beyond the 3 digit value displayed in field 3.
4.5.1 Clearing the logbook History
To clear the history of the logbook:
1. In any of the logbook history displays, PRESS the [Select] button and hold in for 2 seconds. Located in Field 1 is the text “CLR”; in
Field 2 the text “HIS”; and in Field 3, “nO” will begin to flash (Fig. 44).
. press the [+] button to toggle between “yes” and “no”.
3. press the [mode] button to accept the option “yes”.
the logbook history is erased and a new starting date is set to begin new cumulative measurements.
note: If the user does not press any button for 1 minute in the setup mode, the display will automatically exit setup.
We recommend that the logbook history be cleared prior to beginning the first logbook recording ever.
