Garmin MX20 Installation Manual - 2.6 Weight and Balance
Installation
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MX20 Installation Manual
2.6 Weight and Balance
Weight and balance computation is required after the installation of the MX20. Follow the guidelines as
established in AC 43.13-1B, Chapter 10, Section 2. Make appropriate entries in the equipment list
indicating items added, removed, or relocated along with the date accomplished. Include your name and
certificate number in the aircraft records. The following table identifies the weight of the new MX20
equipment.
Table 2-4. Unit Weights
Unit Part
No.
Weight
MX20 only, with GPS
430-0270-0( )
4.08 lb.
(1.85 kg)
MX20 only, without GPS
430-0270-5( )
3.92 lb.
(1.78 kg)
MX20 only, with I/O Option
430-0270-6( ), 7( )
4.07 lb.
(1.85 kg)
MX20 mounting tray only
310-0429-( )
0.73 lb.
(0.33 kg)
2.7 Configuring the MX20 & MX20 I/O
1. Turn on power to the MX20.
2. Immediately after the self-test is complete, press line select keys 1, 4, and 6 in sequence before
pressing any other keys (where 1 is the top line select key, 4 is the fourth key down, and 6 is the lower
most line select key). If other keys are pressed before or during this sequence, the MX20 will be in
the normal operational mode. To enter the install mode, turn off the MX20 and start again at step 1.
Line Select Keys
-1
-2
-3
-4
-5
-6
Function Key
Smart Keys