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Summary of Contents for Nat SM69
- Page 1 Installation and Operation Manual AA12S Series Compact Audio Controller SM69 ISSUE 4.01 Northern Airborne Technology Ltd. 1925 Kirschner Road Kelowna, BC, Canada. V1Y 4N7 Telephone (250) 763-2232 Facsimile (250) 762-3374 Issued on the authority of Northern Airborne Technology Ltd. Copyright 2005...
- Page 2 AA12S Series Compact Audio Controller SM69 Installation and Operation Manual Prepared By: Checked By: Approved By: The status of this installation and operation manual is controlled by issue shown on the title page. The status of each section is controlled by revision shown in the footer of each page. All revisions affecting sections of this manual have been incorporated into the latest issue.
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Page 3: Table Of Contents
AA12S Series Compact Audio Controller SM69 Installation and Operation Manual Table of Contents Section Title Page Description Introduction Product Description Design Features Specifications 1.4.1 Electrical Specifications 1.4.2 Physical Specifications 1.4.3 Environmental Specifications Unit Nomenclature Installation Introduction Unpacking and Inspection 2.2.1... -
Page 4: Description
ICS muting is automatic during radio transmission. The unit is supplied to suit a standard NAT bi-directional ICS audio TIE line for multi-unit interface (configuration dependent). The crew and PAX are always connected except in the case of Pilot ISO mode, when the pilot is disconnected from the ICS tie line. -
Page 5: Specifications
AA12S Series Compact Audio Controller SM12S Installation and Operation Manual Specifications 1.4.1 Electrical Specifications Power Supply Linear regulator with reverse and over-voltage protection. Input Voltage 11 – 30 Vdc operating range 30.3 Vdc (maximum) 13.8 Vdc or 27.5 Vdc @ 600 mA (nominal, one input for both) 11.0 Vdc (minimum) Lighting Voltage AA12S-001... - Page 6 AA12S Series Compact Audio Controller SM12S Installation and Operation Manual Music Inputs Quantity 2 (left channel, right channel) Rated level 1.4 Vrms nominal (850 mVrms to 2.4 Vrms) 11 kOhm ±10 % Impedance Circuitry type Unbalanced Bi-directional Signals ICS TIE Channel Quantity Rated level 340 mVrms nominal (170 to 680 mVrms)
- Page 7 AA12S Series Compact Audio Controller SM12S Installation and Operation Manual Audio Performance As per RTCA DO-170 Product Classification 1a except where noted. * Manufacturers Specification ** Exceeds DO-170 requirement Rated Output Power 100 mW min. into 300 Ohm (each stereo channel) Audio frequency Response ≤3dB down from 350 - 6000 Hz Receive...
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Page 8: Physical Specifications
AA12S Series Compact Audio Controller SM12S Installation and Operation Manual 1.4.2 Physical Specifications Height 1.15" (29.2 mm) max. Depth 5.80" (147.3 mm) max., behind panel Width 4.95" (125.7 mm) max., behind panel Weight 1.2 lbs (0.50 kg) Mounting Dzus rail, four fasteners, 5.366" horizontal spacing, and 0.750" vertical spacing Faceplate Lighted panel is laser-engraved acrylic edge lit with blue-white... -
Page 9: Installation
NAT dealer, to be free of defects in workmanship or performance. This warranty covers all materials and labour, but is exclusive of any transport to deliver the defective unit to and from NAT or its designated warranty repair center, or any labour to remove or re-install the defective unit in the aircraft. -
Page 10: Installation Procedures
AA12S Series Compact Audio Controller SM69 Installation and Operation Manual Installation Procedures 2.4.1 Warnings WARNING: High volume settings can cause hearing damage. Set the headset volume control to the minimum volume setting prior to conducting tests, and slowly increase the headset volume to a comfortable listening level. -
Page 11: Post-Installation Checks
AA12S Series Compact Audio Controller SM69 Installation and Operation Manual Unless otherwise noted, all wiring shall be a minimum of 24 AWG, except power and ground lines, which shall be a minimum of 22 AWG. Reference the Interconnect drawing for additional specifications. Check that the ground connection is clean and well secured, and that it shares no path with any electrically noisy aircraft accessories such as blowers, turn and bank instruments or similar loads. -
Page 12: Left Side Adjustments
Accessories Required But Not Supplied Installation kit p/n AA12S-IKC (crimp) is required to complete the installation. The kit consists of one 44-Pin D-min Female Crimp Kit (NAT Part No. D44SL-IKC) and one 25-Pin D-min Male Crimp Kit (NAT Part No. D25PL-IKC). -
Page 13: Installation Drawings
AA12S Series Compact Audio Controller SM69 Installation and Operation Manual Installation Drawings DOCUMENT REV. DESCRIPTION TYPE SERIAL NO. AA12S-001 AA12S\001\403-0 1.10 Compact Stereo Audio Controller Interconnect AA12S\001\405-0 1.10 Compact Stereo Audio Controller Connector Map AA12S\001\905-0 1.10 Compact Stereo Audio Controller... -
Page 20: Operation
AA12S Series Compact Audio Controller SM69 Installation and Operation Manual Section 3 Operation Introduction Information in this section consists of functional and operational procedures for the AA12S Series Compact Audio Controller. General Information The AA12S is a compact Dzus-mounted audio controller with an integral 4-place stereo voice-activated intercom. -
Page 21: Intercom
AA12S Series Compact Audio Controller SM69 Installation and Operation Manual 3.3.1.2 Transmit The TX select switch is a 4-position rotary control that provides radio selection for up to three transceivers and a PA. By selecting the desired transceiver and pressing the external TX PTT switch, the AA12S is activated for transmit operation, connecting the respective mic to the selected transceiver. -
Page 22: Pilot Iso / Norm Modes
AA12S Series Compact Audio Controller SM69 Installation and Operation Manual 3.3.2.1 VOX Control The VOX control is used to set the level of audio required to activate the microphones. The AA12S provides three modes of intercom operation, selected by the position of the VOX control. -
Page 23: Entertainment Audio
AA12S Series Compact Audio Controller SM69 Installation and Operation Manual 3.3.4 Entertainment Audio The AA12S accepts stereo music input from portable entertainment units, CD players or other integrated on-board systems. The stereo output delivers music to stereo, or standard monaural, general aviation headsets (installation dependent).
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