CHAPTER 4
REFERENCE GUIDE
EFD1000 E5 Pilot’s Guide
Page 4-15
091-00086-001 ( )
If the altitude exceeds 51,000 feet, the Numerical Altitude Value is dashed, and the tape is
frozen at this limit. All altitude information is removed and replaced with a red X with the
textual annunciation of ALT FAIL when altitude data is invalid (
Figure 4-15
).
4.2.3.1. Barometric Units of Measure
Barometric units of measure adjustment may be made in either inches of mercury (in)
(
Figure 4-16
) or millibars (mB) (
Figure 4-17
), as configured by the pilot in the Menu.
The adjustment range is 28.10 – 30.99 inches Hg or 946 – 1049 mB. The barometric
pressure default value is 29.92 inches, or as previously set.
Set Barometric Units of Measure
1. Press the MENU Button.
2. Rotate the Right Knob to select the GENERAL SETTINGS B page (
Figure 4-18
).
3. Press the BARO Menu Key.
The Menu label turns magenta, and the EDIT VALUE label displays above the Right Knob
(
Figure 4-19
).
4. Rotate the Right Knob to select either in or mB (
Figure 4-20
).
5. Press the MENU Button to exit.
Figure 4-16
Baro Shown in Inches of Mercury
Figure 4-17
Baro Shown in Millibars
Figure 4-15
Altitude Failure
Figure 4-18
Editing BARO
Units of Measure
GENERAL SETTINGS B
Figure 4-19
Editing BARO
from in to mB