1.10 AlTITUDe DISPlAy MODe
The GTS 8XX has four altitude display modes (Figure 5).
• Normal (±2,700 ft)
• Above (-2,700 ft to +9,000 ft)
• Below (-9,000 ft to +2,700 ft)
• 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 6) 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 6).
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 5 for information regarding altitude display ranges.
Figure 5 Altitude Display Modes
+2,700 ft
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
Drawing Not to Scale
400/500 Pilot’s Guide Addendum for GTS 8XX Interface
190-00140-78 Rev. A
8
GTS 8XX Interface
Summary of Contents for GPSMAP 800 Series
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