Installation and Operation Manual AA35-001 Audio Mixer Panel SM25 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 2003...
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AA35-001 Audio Mixer Panel SM25 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.
Review all notes, warnings and cautions. Product Description The AA35-001 Audio Mixer Panel is a six channel summing amplifier with independent level control for each input. It can be used as an expansion panel for existing audio controllers. The AA35 is also available in remote mount configurations (see Section 1.5)
SM25 Installation and Operation Manual Unit Nomenclature These products are included for reference only. For more detailed information on these and other AA35 products, contact the Product Support Department at NAT Ltd. AA35-001 Dzus mount audio mixer / summing amplifier panel Provides signal combinations of up to six in / six out or six in / one composite out 2.5 Vrms or 7 Vrms input level...
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.
Post Installation Checks 2.4.4.1 Voltage/Resistance Checks Do not attach the AA35-001 until the following conditions are met. Check the following: a) J1 pins <1> and <2> for +28 Vdc relative to ground. b) J1 pins <20> and <21> for continuity to ground (below 0.5Ω).
SM25 Installation and Operation Manual 2.4.4.2 Power On Checks Power up the aircraft’s systems and confirm normal operation of all functions of the AA35-001. Refer to Section 3 (Operation) for specific operational details. Check for the correct audio output on each channel.
AA35-001 Audio Mixer Panel SM25 Installation and Operation Manual Accessories Required But Not Supplied A crimp installation kit p/n AA35-IKC-1 (NAT Part No. D37SV-IKC) is required to complete the installation. The kit consists of the following: D37SV-IKC Quantity Description NAT Part #...
3.3.1 Channel Controls The AA35-001 has six front panel rotary controls. Each one controls the volume level of an independent channel. With the control fully counterclockwise it is in the OFF detent position and no audio will be heard on the headset for that channel. Rotating the control clockwise past the detent will turn the channel on.
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