190-00734-17
GTX 335 w/GPS Installation Guidance
Rev. 1
Page 7-4
7.2.2 Temperature Interface GTX 335
To verify OAT:
1. Press the FUNC key to cycle through pages until OAT is displayed.
2. Remove power from all Air Data sources interfaced to the GTX.
3. Verify the OAT is provided and is correct.
To verify SAT:
1. Navigate to the ALT page (press the FUNC key to cycle through pages).
2. Use the 8/9 keys to scroll until SAT is displayed.
3. Remove power from all Air Data sources interfaced to the GTX.
4. Verify the SAT is provided and is correct.
7.2.3 TIS-A Interface GTX 335
The traffic interface must be verified if a GTX installation includes a TIS-A display interface.
1. Select the Traffic Map on the display.
2. Verify the TIS FAIL is not displayed and that NO DATA (yellow) is not displayed.
3. On the Traffic Map page, make sure that the status of the traffic system is either TIS Standby or TIS
Operating/Unavailable (i.e., TAS should not be displayed).