Viavi ALT-8000, Руководство по началу работы

Страница: 31 / 39

ALT-8000 Getting Started Manual
25
STEP PROCEDURE
7. Disconnect the TNC Connector from the UUT:RX and
UUT:TX cables.
8. Perform appropriate installation and/or connection
procedure required for altimeter testing. Refer to
Operation Manual for specific altimeter test setup
configurations.
NOTE:
If the aircraft antenna height at touchdown is known,
enter this value in the Altitude Offset field. If height at
touchdown is not known, and the radio is a FMCW or
CDF type, steps 9 through 11 can be used to zero the
indicator.
9. From the General tab, select Altitude Indicator Zero
key to display Altitude Indicator Zero screen.
Fig. 14 Altitude Indicator Zero Info Screen
STEP PROCEDURE
10. Press start to start the Altitude Indicator Zero
procedure. Wait until the test set indicates it has a valid
signal.
11. The test set is now simulating 0 ft at the end of the
ALT - 8000 RF coaxial cables.
To compensate for the aircraft antenna height at touch
down, select the Altitude Offset field. Using the +/- key
or numeric pad, adjust the
Altitude Offset
field until 0 ft
is displayed on the aircraft altitude indicator.
All manuals and user guides at all-guides.com