GE ADTS552F, User Manual

Page: 52 / 153

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[EN] English 43 K0553 Revision D
ALT, CAS and Mach
The following controls are available when “Aeronautical” units are selected:
Figure 3-9: Numbered keypad screen
- ALT (ALT1, ALT2 on ADTS553/554)
Displays the currently selected altitude. To change the altitude value:
1) Touch the “Aim” value (1) to highlight it.
2) Use the numbered keypad to input the new value.
3) If required, change the rate of change value by touching the “Rate Aim” value (2) and input
the new value, or use the nudge up/down controls (5/6) to increment/decrement the value
by a pre-defined factor.
4) To change the nudge increment/decrement factor:
Touch one of the up/down controls (5/6) for 2 seconds. The increment/decrement factor
panel opens.