eQ-3 Limited BA1010US User Manual

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4. Operation
4.1. Initialisation
The device switches on automatically when the three
Mignon batteries are inserted. In some cases it may
happen that the device does not begin operation
after the batteries are inserted, in which case nothing
is shown in the display. If this happens, remove
the batteries and reinsert to produce a display. This
problem does not influence the further operation of the
device.
After the segment test, the current data are displayed.
4.2. Altitude adjustment
The air pressure display is based on the altitude
above sea level of the location where the device is
operated. It is therefore necessary to adjust to the
actual altitude in order to have the correct air pressure
value displayed.
- Open the battery compartment and take out one of the
batteries. Wait about 1 minute.
- Press and hold down the middle button on the back
of the device while inserting the battery.
- Release the button and set the altitude with the
upper button (increments of +10 m) or lower button
(increments of -10 m). The range is to 2,000 m.
- Once the exact altitude is set, save the setting by
pressing the middle button. This value remains
stored even when the batteries are changed.