Страница 1: ...D SM48 AA86 87 Stereo Intercom INSTALLATION AND OPERATION MANUAL REV 4 00 November 12 2003 Northern Airborne Technology Ltd 1925 Kirschner Road Kelowna BC Canada V1Y 4N7 Telephone 250 763 2232 Facsimi...
Страница 2: ...cally NAT will release manual amendments In order to maintain the most accurate and up to date manual these amendments should be carried out immediately upon receipt and recorded on the following amen...
Страница 3: ...lation Kit Components 2 1 2 3 Installation Procedures 2 2 2 3 1 Warnings 2 2 2 3 2 Cautions 2 2 2 3 3 Cabling and Wiring 2 2 2 3 4 Electrical Installation 2 3 2 3 5 Stereo Inputs 2 4 2 3 6 Mechanical...
Страница 4: ...LED indicates Pilot Isolate mode and Co pilot transmit There are four red LED s two on 2 position models indicating ICS microphone activity for pilot co pilot and passengers 1 and 2 The AA86 and AA87...
Страница 5: ...nputs Power 10 32 Vdc 0 25 A nominal Microphones 2 4 6 standard carbon or carbon equivalent 250 mVrms full output 150 Individual gating with adjust depth Music 1 stereo input AA86 2 stereo inputs AA87...
Страница 6: ...ch claims immediately to the carrier involved Note that each unit should have the following AA86 87 Stereo Intercom Warranty Card Release certification Installation Kit Operator s Manual Verify that a...
Страница 7: ...imilar location that shares a ground return with a turn and bank horizon or other motor driven instrument This may cause the Intercom unit to pick up the sound of the motor as ground loop interference...
Страница 8: ...PTT Pilot Isolate and Fail Safe functions 2 3 4 3 Headphones Refer to Interconnect drawing AA86 403 0 for full headphone connection specifics The Pilot headphones must be wired to Pins 12 and 13 left...
Страница 9: ...A86 87 Intercoms require connection to the comm radio s mic input Pin 23 must be wired to the audio panel microphone input or directly to the comm radio if no audio panel is installed 2 3 4 7 Push To...
Страница 10: ...o either music source or to select the no music center off position See figure 1 below R L 7 6 3 2 R L F r o m M u s ic S o u rc e 1 F r o m M u s ic S o u rc e 2 C re w M u s ic In p u t P in s P a s...
Страница 11: ...It is therefore recommended that the speaker outputs be routed through a simple two resistor L attenuator as shown in Figure 2 These resistors will also function as nominal loads for the speaker outp...
Страница 12: ...1 InterVox Intercom can be installed either horizontally or vertically For proper installation refer to the Mounting Diagram AA87 920 0 and the following steps 1 After selection of an appropriate pane...
Страница 13: ...n the system turn it on and verify that music is heard in all modes except Pilot Isolate Check for proper mute operation Note Unusual buzzes hums or other background audio are symptomatic of multiple...
Страница 14: ...403 0 1 10 Odyssey Intrepid Stereo Intercom Interconnect AA86 405 0 1 01 Odyssey Intrepid Stereo Intercom Connector Map AA86 905 0 1 00 Odyssey Intrepid Stereo Intercom Faceplate AA86 920 0 1 10 Odys...
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Страница 18: ...Confidential and Proprietary to NAT...
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Страница 21: ...tion of the intercom is operated by pushing the smaller inner portion of this knob Each switching action will change the state of the intercom and the LED lamp located below and to the left of the On...
Страница 22: ...ded with a separate automatically tracking squelch circuit that requires little adjustment once the original squelch sensitivity is set 3 2 2 PRIORITY Control The PRIORITY control is a three position...
Страница 23: ...raction between the Music Volume and Music Mute controls described in section 3 2 3 1 requires that the initial maximum music volume should be set prior to setting the music mute level The Music Mute...
Страница 24: ...desirable listening level 3 2 5 2 CREW ALL AA87 Models only The CREW ALL modes are controlled through an external switch Closing the switch places the intercom in the ALL Mode Otherwise CREW Mode ope...
Страница 25: ...eard momentarily release the PTT button to reset the Stuck Mic Detector timer 3 3 EMERGENCY OPERATION The NAT AA86 87 intercom incorporates a fully automatic Fail Safe circuit that automatically and w...
