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9. At the desired altitude, press the [SELECT] button to view the setup preferences for
confirmation or for additional changes, or press the [MODE] button to accept the
changes and exit.
NOTE:
You can return to main ALTI display by pressing [MODE] during any of the steps
1-9.
Once you have set the reference altitude of the current location to the known altitude,
the Observer will also correct the sea level pressure, and therefore, it will not be necessary
for this function to be set.
NOTE:
Setup mode will automatically be released if left idle for more than one minute.
3.3 LOGBOOK SUB MODE
3.3.1 Starting and Stopping a Logbook Recording
In the main altimeter mode, a logbook recording starts by performing two short presses
of the [ON OFF] button. An ongoing recording is indicated with flashing “LOG” text in the
bottom field. To stop a logbook recording, you must be in the altimeter mode and
perform two short presses of the [ON OFF] button again.
The memory capacity is 99 logs, each at maximum 20 hour duration. After recording
the 99
th
logbook, the Observer writes the next logbook over the logbook number 1 (the
oldest log) and then continues in numeric order.
The logbook is recording in 10-second intervals, which is quick enough for all activities.
It is not possible to view the individual values of the logbook.
NOTE:
You can be in other modes while recording. To indicate logbook-recording
activity, the Observer will display the text “LOG” flashing in the bottom field.
3.3.2 To View in the Logbook Mode
In the Altimeter mode, press the [SELECT] button once to enter this sub mode. The
logbook mode features five screens. The first screen displays for 7 seconds. Thereafter,