Garmin At Gdl 69/69A Checkout Procedure; Wsi Inflight Checkout Procedure; Honeywell Kmh 820 Ihas Checkout Procedure - Garmin MX20 Installation Manual

Installation

2.9.12 Garmin AT GDL 69/69A Checkout Procedure

2.9.12.1 FIS Data Link Checkout Procedure (GDL 69/69A)
The checkout procedure involves verifying that the satellite signal is acquired and tracked. Locate the
aircraft where there is a clear view of the southeastern or southwestern sky. XM Satellite Radio satellites
are located above the equator over the eastern and western coasts of the continental United States.
1. Turn on the power to the MX20 and the GDL 69/69A receiver.
2. After the MX20 performs its self-tests, enter the FIS function by pressing the FN key until the FIS
function is available.
3. Press the FIS corresponding smart key. Press the fourth smart key until the status page is
displayed.
4. Perform the Post-Installation Checkout Procedure as described in the GDL 69/69A Installation
Manual (Part Number 190-00355-02).
2.9.12.2 XM Satellite Radio Audio Checkout Procedure (GDL 69A only)
The checkout procedure involves verifying that the satellite signal is acquired and tracked and that audio
can be heard through the audio panel. Locate the aircraft where there is a clear view of the southeastern or
southwestern sky.
1. Turn on the power to the MX20, GDL 69A, and audio panel.
2. After the MX20 performs its self-tests, press the FN key until the XM function appears. Press the
corresponding smart key.
If the XM Satellite Radio audio subscription has not been activated, audio is available only
on Channel 1. If the audio subscription has been activated, audio should be available on
multiple channels. Refer to the MX20 Pilot's Guide and the audio panel operator's manual
for instruction on changing channels and adjusting the volume.
3. Receiving channel information on the MX20 and changing channels verifies the communication
link between the MX20 and GDL 69A.
4. Changing volume verifies proper audio connections between the GDL 69A and the audio panel.

2.9.13 WSI InFlight Checkout Procedure

The checkout procedure involves verifying that the satellite signal is acquired and tracked.
1. Turn on the power to the MX20 and WSI InFlight AV-200 receiver.
2. After the MX20 performs its self-tests, enter the FIS function by pressing the FN key until the FIS
function option is available.
3. Press the corresponding FIS "smart key" followed by the Menu/Enter key, and finally the "Status"
Line Selection key. The top three lines indicate signal reception quality.
4. Perform the Post-Installation Checkout Procedure as described in Section 4 of the WSI InFlight
AV-200 Installation Manual.

2.9.14 Honeywell KMH 820 IHAS Checkout Procedure

Checkout of the TAWS function should be done according to the procedures in Section 2.9.10, which are
those for the KGP 560.
Checkout for the TAS function should be done according to the procedures in Section 2.9.7, which are
those for the SkyWatch sensors.
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560-1025-09 Rev E MX20 Installation Manual