Install Manual

Preliminary
SKY899
Installation Manual
C-3
Rev. A
Figure C-2. Start-up Screen
After approximately thirty seconds the display will show the STANDBY screen (see figure C-3).
NOTE
If the TRC has not been calibrated to the directional antenna the display
may show a “SKY899 FAILED” message. Calibration will be done during
system setup.
BRT
OFF
OPRMSG
Standby
SKY899
TEST
Figure C-3. Standby Screen
4. Perform System Setup in paragraph 3.3.1. (If System Setup has already been done, proceed to next
step.)
5. Turn SKY899 OFF and then enter the Service Menu (see paragraph 4.4) by holding the left two
buttons (soft-keys 1 and 2) depressed as the system is turned ON.
6. From the Service Menu, calibrate the TRC to the directional antenna (see paragraph 4.4.3). If
calibration was just done during System Setup (see paragraph 3.3.1) proceed to next step.
7. Return to the Service Menu and select Information.
8. From the Information menu, select Data Monitor. The Data Monitors menu will appear.
9. Select each of the data monitors and verify the sensor information is correct (see paragraph 4.4.2.3):
a. Change the status of the landing gear, squat switch, altitude, and heading sensors.
Verify data monitors show the correct input changes (i.e., sensing of these signals).