Northern Airborne Technology AA30-3xx - Manual (Page 13)

SM74 Rev. 4.10 AA30-301 Expansion Panel Manual
a)
Install the AA30-301 and power up the aircraft’s systems. Turn on the radios and
accessories required for the system.
b)
Check for correct radio audio and adjust for acceptable level.
c)
Run through all installed functions, and check the RX and TX functions for all
users. Refer to Section 3 for specific operation details.
d)
If any preset requires adjustment, be sure this is carried out before the aircraft
leaves, and that the unit and its mating connector are secured before departure.
Make all required log book entries, electrical load, weight and balance
amendments and other paperwork as required by your local regulatory agency.
2.3.5 Adjustments
The unit is shipped from the factory with all internal adjustments set to the normal test
levels. Once installed in the aircraft, it may be desirable to change some of these settings
to best suit the local operating environment.
INPUT 2
INPUT 1
INPUT 4
INPUT 3
Upon satisfactory completion of all performance checks, make the required log
entries and complete the necessary Regulatory Agency paperwork before
releasing the aircraft for service.
The gain of the COM RX inputs can be adjusted using
potentiometers, accessible through holes in the top cover of the
unit. Each hole is labelled to identify inputs 1 through 4 (see
table).
COM RX Inputs Label Potentiometer
COM 1 INPUT 1 VR2
COM 2 INPUT 2 VR1
COM 3 INPUT 3 VR4
COM 4 INPUT 4 VR3
2.4 Continued Airworthiness
Maintenance of the AA30-301 is ‘on condition’ only. Periodic maintenance of this
product is not required.
Oct 16, 2006 Page 2-3
ENG-FORM: 805-0107.DOT
CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD.