Honeywell RESCU 406AFN Component Maintenance Manual With Illustrated Parts List page 26

(7) All signals transmitted to external antenna.
(8) Internal lithium battery powering all transmitter unit circuits.
(9) Battery service life of five years, including routine self-testing.
(10) Battery replacement can be done without removing the transmitter unit from the aircraft.
(11) Self-test validates microcontroller, battery, and RF circuitry.
(12) Interfaces with aircraft maintenance/warning systems and remote panel.
(13) EEPROM, 406 MHz message storage device programmed by AIM or NAIM or by BMP
programming tool.
(14) Transmitter unit functionality controlled by microcontroller.
(15) Transmitter unit front panel switch is a locking type that ensures there is no inadvertent
activation during transportation or storage.
C. AIM Features
Some of the main features of the AIM are as follows:
(1) Attached to the aircraft separate from the transmitter unit.
(2) Functionality and operating status validated through transmitter unit self-test.
(3) During self-test, downloads aircraft identification code into the transmitter unit and verifies
that the data was transferred properly.
(4) No internal battery, powered by transmitter unit.
(5) Capable of being programmed with the following protocols:
(a) Serialized Aviation User Protocol
(b) Aviation User Protocol
(c) 24-bit Aircraft Address Protocol
(d) Aircraft Operator Designator and Serial Number Protocol
(e) Serial Number Protocol.
(6) Program will NULL message, when AIM is connected to external 24-bit DIP switch
module.
(7) Capable of interfacing to 24-bit DIP switch module.
(8) Does not need removal or regular maintenance.
© Honeywell International Inc. Do not copy without express permission of Honeywell.
COMPONENT MAINTENANCE MANUAL
1152682
23-24-02
Page 14
Oct 27/06