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CONFIDENTIAL AND PROPRIETARY TO WULFSBERG.

SM22

AA20-431

Cabin PA System

INSTALLATION AND OPERATION MANUAL

REV 4.11 February 17, 2011

Wulfsberg Electronics

6400 Wilkinson Drive

Prescott, AZ 86301

Telephone (928) 708-1550

These commodities, technology or software are controlled in accordance with the United States Export Administration Regulations, Export Classification
Control Number(ECCN) EAR99. When exporting, diversion contrary to U.S. law is prohibited.

Содержание AA20-431

Страница 1: ...ronics 6400 Wilkinson Drive Prescott AZ 86301 Telephone 928 708 1550 Copyright 2004 by Northern Airborne Technology These commodities technology or software are controlled in accordance with the United States Export Administration Regulations Export Classification Control Number ECCN EAR99 When exporting diversion contrary to U S law is prohibited ...

Страница 2: ...ried out immediately upon receipt and recorded on the following amendment record AMENDMENT RECORD Amendment Number Amendment Date Section s Changed Date Entered Entered By 1 Jan 18 05 2 2 Feb 17 09 2 Insert any Amendment Instruction sheets after this page Performed at factory Performed at factory These commodities technology or software are controlled in accordance with the United States Export Ad...

Страница 3: ...u 2 5 Rev 4 10 2 1 thru 2 5 Rev 4 10 Amendment 1 2 Remove Drawings Documents Section 2 Replace or add Drawings Documents Section 2 AA20 431 521 0 Rev 1 00 Note Ensure that all drawings are inserted in the order shown on the latest drawing lists 3 Update the Amendment Record sheet at the front of the manual 4 Insert this page into the manual after the Amendment Record sheet page ii Manual Amendment...

Страница 4: ... 2 5 Rev 4 10 Amendment 2 2 Remove Drawings Section 2 Replace or add Drawings Section 2 AA20 431 905 0 Rev 1 02 AA20 431 905 0 Rev 1 03 AA20 431 922 0 Rev 1 20 Note Ensure that all drawings are inserted in the order shown on the latest drawing lists 3 Update the Amendment Record sheet at the front of the manual 4 Insert this page into the manual after the Amendment Record sheet page ii Manual Amen...

Страница 5: ... Installers 2 1 2 3 2 Warnings 2 2 2 3 3 Cautions 2 2 2 3 4 Notes 2 2 2 3 5 Cabling and Wiring 2 2 2 3 6 Fuses and Breakers 2 2 2 3 7 Adjustments 2 3 2 3 8 Post Installation Checks 2 4 2 4 Continued Airworthiness 2 5 2 5 Accessories Required But Not Supplied 2 5 2 6 Installation Drawings 2 5 3 0 Operation 3 1 Introduction 3 1 3 2 General 3 1 3 3 Switches and Indicators 3 1 3 3 1 Power Switch 3 1 3...

Страница 6: ... announcements and soft music muting are standard features 1 3 Features The AA20 431 accepts music inputs from either portable cassette tape CD players or remote CD changers am fm cassette players The left and right music inputs are summed internally Music audio will mute and chime will activate prior to cabin pages this allows for un distracted passenger attention Seat Belt and No Smoking sign in...

Страница 7: ...5 mA max No Smoking Key Trigger Voltage 2 Vdc max chime will activate twice once on keying and again on un keying Message Key Active high Current sink 15 mA max Trigger voltage 28 Vdc max chime will activate twice once on keying and again on un keying 3 dB Key Active open Current source 1 mA max headset speaker audio levels will decrease by 3 dB when grounded Outputs Headset Eight outputs 80 mW ma...

Страница 8: ...rature sensor IC which when triggered reduces the input signals by 3 dB The IC threshold is set to approximately 129 C 1 4 2 Physical Specifications Height 1 12 28 45 mm Depth 7 25 184 15 mm max 6 52 165 61 mm behind faceplate Width 5 75 146 05 mm max 5 00 127 00 mm behind faceplate Weight 1 3 lbs 610 g Mounting Unit fits standard Dzus rails Note requires rails for maximum heat dissipation Finish ...

Страница 9: ...O Compliance TSO C50c RTCA DO 170 Class II Applicable to units s n 2000 and above DO 160C Env Cat C4 BA MN XXXXXXABABBTBXXX 1 5 Unit Nomenclature Model Description AA20 431 3 tone chime Seat Belt No Smoking chime interlock 30 W into 8 PA over ride with sidetone End of section 1 0 These commodities technology or software are controlled in accordance with the United States Export Administration Regu...

Страница 10: ...e activated on date of shipment from Wulfsber Note An appropriately rated facility e g Certified Aircraft Repair Station must install this equipment in accordance with applicable regulations Wulfsberg warranty is not valid unless the equipment is installed by an authorized Wulfsberg Dealer Failure to follow any of the installation instructions or installation by a non certified individual or agenc...

Страница 11: ... output will toggle between full and no power Returning the load to 8 will return the AA20 431 to full power b If the unit exceeds the high operating temperature limit the output power will be reduced by 50 2 3 5 Cable and Wiring All unshielded wire shall be selected in accordance with AC43 13 1B Change 1 Paragraphs 11 76 through 11 78 Wire types should be to MIL W 22759 as specified in AC43 13 1B...

Страница 12: ...VEL The cw rotation of this control will increase headset volume level 2 3 7 2 Speaker Level The volume level of the speaker audio can be adjusted by potentiometer SPEAKER LEVEL The cw rotation of this control will increase speaker volume level Note The Headset and Speaker level controls will affect the levels set by the other trimpots If they must be adjusted they should be done first 2 3 7 3 Mus...

Страница 13: ... each other greater than 10 M d J101 pins 4 and 5 for open circuit to pin 23 greater than 10 M e J101 pins 20 21 and 22 for continuity to ground below 0 5 ohms 2 3 8 2 Power On Checks a Install the AA20 431 and connect a music source to the system Power up the ship s systems and turn on all required radios and accessories b Set the AA20 431 SPKR switch to PA Music should be heard in the headsets b...

Страница 14: ...equired But Not Supplied Installation kit p n AA35 IKC 1 crimp required to complete the installation consists of the following AA35 IKC 1 37 pin D min Female Crimp Kit Wulfsberg Part No D37SV IKC Quantity Description Wulfsberg Part 1 D min 37 Socket Housing 20 21 037 37 MS Crimp Socket 20 26 901 1 37 Pin JVL Hood Locklever 20 29 370 2 6 Installation Drawings DRAWING REV DESCRIPTION TYPE SERIAL AA2...

Страница 15: ...FIDENTIAL AND PROPRIETARY TO WULFSBERG Section 2 0 ends after these Drawings These commodities technology or software are controlled in accordance with the United States Export Administration Regulations Export Classification Control Number ECCN EAR99 When exporting diversion contrary to U S law is prohibited ...

Страница 16: ...s technology or software are controlled in accordance with the United States Export Administration Regulations Export Classification Control Number ECCN EAR99 When exporting diversion contrary to U S law is prohibited ...

Страница 17: ...s technology or software are controlled in accordance with the United States Export Administration Regulations Export Classification Control Number ECCN EAR99 When exporting diversion contrary to U S law is prohibited ...

Страница 18: ...s technology or software are controlled in accordance with the United States Export Administration Regulations Export Classification Control Number ECCN EAR99 When exporting diversion contrary to U S law is prohibited ...

Страница 19: ...s technology or software are controlled in accordance with the United States Export Administration Regulations Export Classification Control Number ECCN EAR99 When exporting diversion contrary to U S law is prohibited ...

Страница 20: ...s technology or software are controlled in accordance with the United States Export Administration Regulations Export Classification Control Number ECCN EAR99 When exporting diversion contrary to U S law is prohibited ...

Страница 21: ...s technology or software are controlled in accordance with the United States Export Administration Regulations Export Classification Control Number ECCN EAR99 When exporting diversion contrary to U S law is prohibited ...

Страница 22: ...s technology or software are controlled in accordance with the United States Export Administration Regulations Export Classification Control Number ECCN EAR99 When exporting diversion contrary to U S law is prohibited ...

Страница 23: ...s technology or software are controlled in accordance with the United States Export Administration Regulations Export Classification Control Number ECCN EAR99 When exporting diversion contrary to U S law is prohibited ...

Страница 24: ...s technology or software are controlled in accordance with the United States Export Administration Regulations Export Classification Control Number ECCN EAR99 When exporting diversion contrary to U S law is prohibited ...

Страница 25: ...s technology or software are controlled in accordance with the United States Export Administration Regulations Export Classification Control Number ECCN EAR99 When exporting diversion contrary to U S law is prohibited ...

Страница 26: ...s technology or software are controlled in accordance with the United States Export Administration Regulations Export Classification Control Number ECCN EAR99 When exporting diversion contrary to U S law is prohibited ...

Страница 27: ...s technology or software are controlled in accordance with the United States Export Administration Regulations Export Classification Control Number ECCN EAR99 When exporting diversion contrary to U S law is prohibited ...

Страница 28: ...sition The adjacent green LED should illuminate 3 3 2 Speaker Switch With the SPKR switch in the MUSIC position music audio will be heard over the speaker To turn off music audio place switch into PA position PA audio will be the only audio delivered to the speaker Music will be heard in the headset with the switch in either position 3 3 2 1 Music Operation To listen to music or pre recorded messa...

Страница 29: ...be heard on the speaker and in the headset s The chime will last for 6 to 7 seconds then the music audio will slowly return to its previous level 2 to 4 seconds The chime will activate on keying Seatbelt on and again on un keying Seatbelt off 3 4 3 Message When the Message keyline is activated the music will mute and a chime will be heard on the speaker and in the headset s The chime will last for...

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