5.5.6 8 0 B Traffic System Interface TestThe GMX 200 can provide mode control and display data from various traffic systems. This checkverifies that the GMX 200 is configured correctly and is receiving and transmitting data to the trafficsystem.NOTEIf the GDL 90 is being used as the traffic system, refer to section X 5.5.10X.5.5.6.1 1 0 2 B ARINC 429 Traffic Interface TestIf an L3 Communications SKY497 / SKY899 SkyWatch® sensor or a Honeywell (Bendix/King) KTA810 TAS / KMH 820 IHAS has been connected to the GMX 200 I/O, the traffic interface should beverified as described in this section.1. Verify that the amber TRAF flag is not displayed.2. Select the Traffic (TRAF) function on the GMX 200.3. On the lower right hand corner of the traffic function page (above the Vert: display), verify that thestatus of the traffic system is either TAS Standby or blank (i.e. no status should be presented).NOTEIf the GMX 200 is configured for TAS+Disp (i.e. a display other than the GMX 200 iscontrolling the traffic system), then the following steps do not have to be carried out.4. Press the MENU/ENT key and press the STANDBY/OPERATE line select key to change the modeof the traffic system. It may take several seconds for the traffic system to change modes.NOTEThe Self Test key will not appear if the traffic system is operating. If the mode waschanged from Operate to Standby, the MENU/ENT key will have to be pressed twice torefresh the line select key menu.5. Put the traffic system in Standby mode. Press the Self Test line select key to initiate a traffic systemself test. Verify that the traffic system runs a self-test and the self-test traffic pattern is displayed.6. Using the Message function, verify that no error messages have been posted from the traffic system.GMX 200 Installation Manual Page 5-23190-00607-04 Revision F