Garmin GNS 430 - Manual (Page 213)

GNS 430(A) Pilot’s Guide and Reference 190-00140-00 Rev. P 12-15
SECTION 12
ADDITIONAL FEATURES
Altitude Display Mode
The GTS 8XX has four altitude display modes
(Figure 12-24); Normal (±2,700 ft), Above (-2,700 ft to
+9,000 ft), Below (-9,000 ft to +2,700 ft), and Unrestricted
(±9,900 ft). The GTS 8XX continues to display up to 30
intruder aircraft within its maximum surveillance range,
regardless of the altitude display mode selected.
The selected altitude display mode (Figure 12-25)
is displayed in the upper left-hand corner of the Traffic
Page.
Changing the Altitude Display Mode:
1) From the Traffic Page, press the small right
knob to activate the cursor and highlight the
current mode (Figure 12-25).
2) Turn the small right knob to cycle through
the options. The screen changes to display
the traffic detected within the selected
altitude display range. Refer to Figure 12-24
for information regarding altitude display
ranges.
Figure 12-24 Altitude Display Modes
+2,700 ft
Drawing Not to Scale
Nor
mal (NRM)
Belo
w (B
LW
)
+2,700 ft
-9,900 ft
Ab
ov
e (ABV)
0 ft
+9,900 ft
Unrestr
icted (UNR) 0 ft
-2,700 ft
-9,000 ft
+9,000 ft
NOTE: Confirmation is not required, the mode is
changed immediately when using the small right
knob.
Figure 12-25 “UNR” Selected
Altitude Display Mode
3) Press the small right knob to turn the cursor
off after the selection is made.