
EX5000 Release 8.2.2 Installation Manual
- 60 -
Note:
Failure to set any of the settings described in step E will prevent you from entering calibration
mode. If more than one radar indicator is installed in the system, all but one indicator must be
in the OFF or STBY position in order for the system to enter the calibration mode.
F.
Open the Aux Page and enter Maintenance Mode.
G.
Press
Radar Setup
to display the Radar Setup Page.
H.
From the Radar Setup Page, press
Calibration
to display the Calibration Page (see Figure 2-5 in
the Bendix/King Installation Manual). When the system opens in calibration mode, all Fault fields
will flash briefly.
If the Fault fields do not flash, the Calibration Page is only open in display mode and you cannot
make changes. Make sure that you carefully followed the instructions in step E and try to enter
calibration mode again.
I.
Once you are in calibration mode, use the left outer knob to set ROLL TRIM to 0
o
.
J.
If desired, copy all displayed values to a notepad in case you need to recall a value that is
accidentally changed.
Note:
For information about how to adjust the radar settings, see Figures 2-10 and 2-11 in the
Bendix-King
Installation Manual
.
If using an ARINC 429 gyro, proceed to Calibrate AHRS ARINC 429 PITCH OFFSET
K.
Calibrate 400 Hz REF GAIN
1. Set the tilt table to 0
o
pitch and roll.
2. Use the GAIN control to set the GAIN POT /2 setting between 28- and 30-.
3. Set the 400 Hz REF field to 0.0 ±1.0
o
. To adjust the value:
•
To increment the value of 400 Hz REF, use the right inner knob to change the TILT
SETTING to between 5 and 10 UP. When the TILT SETTING is set to between 5 and 10
UP, the value of he 400HzZ REF field will slowly increase.