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Summary of Contents for Nat PTA12-000
- Page 1 Installation and Operation Manual PTA12-000 POTS Telephone Adapter SM55-1 ISSUE 4.02 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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Page 3: Table Of Contents
PTA12-000 POTS Telephone Adapter SM55-1 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 Installation Introduction Unpacking and Inspection 2.2.1 Warranty Continued Airworthiness Installation Procedures 2.4.1... -
Page 4: Description
The PTA12-000 POTS Telephone Adapter is a keypad control/headset adapter unit for airborne telephone system applications. The PTA12-000 connects to a telephone system transceiver by a two-wire POTS (Plain Old Telephone Service) interface. The PTA12-000 can be connected to the aircraft audio controller(s) or directly to an aviation headset/handset. - Page 5 PTA12-000 POTS Telephone Adapter SM55-1 Installation and Operation Manual Input Signals Microphone 150 Ohm amplified dynamic. 250 mVrms rated input level. Impedance: 150 Ohm ±10% Circuitry Type Single Ended. +13 ±0.5 Vdc (on/off selectable externally) Mic bias Output Signals Phones...
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Page 6: Physical Specifications
PTA12-000 POTS Telephone Adapter SM55-1 Installation and Operation Manual ≤5% THD Distortion: ≤ -50 dB from rated output (no signal) Audio Noise: Available Audio: TX Audio, RX Audio. TX Audio: Mic Input to tip/ring: 775 mVrms (0 dBm) with <5% THD... -
Page 7: Environmental Specifications
Humidity 95% non-condensing Shock 6g for 11ms (any axis) Vibration RTCA/DO-160D Categories (SBM)(UF) Qualification of the PTA12-000 POTS Telephone was completed in accordance with DO-160D Env. Cat. [(A1)(D1)-]BAB[(SBM)(UF)]XXXXXXZBABB[UTX]MXXXX. Section 1 ends Section 1 Rev: 1.00 Issue 4 Page 1-4 ENG-FORM: 800-0115.DOT... -
Page 8: Installation
INSTALLED BY AN AUTHORIZED NORTHERN AIRBORNE TECHNOLOGY LTD. DEALER. Product for which a warranty card is not returned shall be warranted from date of manufacture. Continued Airworthiness Maintenance of the PTA12-000 POTS Telephone Adapter is ‘on condition’ only. Periodic maintenance of this product is not required. Installation Procedures... -
Page 9: Warnings
PTA12-000 POTS Telephone Adapter SM55-1 Installation and Operation Manual 2.4.1 Warnings WARNING: High volume settings can cause hearing damage. Set the volume control to the minimum setting prior to conducting tests, and slowly increase the volume to a comfortable listening level. -
Page 10: Post-Installation Checks
2. Where the PTA12 is connected to an existing audio system, ensure that the PTA12 is properly selected when performing audio checks. Power up the aircraft’s systems and confirm normal operation of all functions of the PTA12-000. Refer to Section 3 (Operation) for specific operational details. -
Page 11: Adjustments And Connections
PTA12-000 POTS Telephone Adapter SM55-1 Installation and Operation Manual Adjustments and Connections The following adjustments are accessible through holes in the side of the unit. 2.5.1 Internal Trimpots Rotating the trimpots cw will increase the level of the related output, and ccw will decrease it. -
Page 12: Accessories Required But Not Supplied
PTA12-000 POTS Telephone Adapter SM55-1 Installation and Operation Manual Accessories Required But Not Supplied Installation kit p/n PTA12-IKC (crimp) is required to complete the installation. The kit consists of the following: PTA12-IKC (Part No. D25SV-IKC) 25-pin D-min Female Crimp Kit... -
Page 17: Operation
PTA12-000 POTS Telephone Adapter SM55-1 Installation and Operation Manual Section 3 Operation Introduction Information in this section consists of functional and operational procedures for the PTA12-000 POTS Telephone Adapter. General Information The PTA12-000 POTS Telephone Adapter is a keypad control unit for airborne telephone system applications. - Page 18 PTA12-000 POTS Telephone Adapter SM55-1 Installation and Operation Manual Note: The Ringing Detect circuit that activates the headset ringer, the Ringer Audio output and the flashing LED also sends a signal to a further discrete output for a remote indicator (light bulb, etc.) if required.
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