Flightcom 403 User Manual

MODEL 403 Panel-Mount Intercom
MODEL 403d Panel-Mount Intercom
with Digital Clearance Recorder (DCR
™
)
INSTALLATION/OPERATION MANUAL
CONGRATULATIONS! You have just purchased the best value in “STATE OF THE ART” cockpit communication.
This unit is equipped with many new convenient features that will add to your flying enjoyment.
PLEASE READ THIS MANUAL BEFORE USING THE INTERCOM AND CONSULT WITH YOUR
A & P MECHANIC OR REPAIR STATION PRIOR TO INSTALLATION.

Flightcom 403 Specifications

General

Channels	4
Pilot Isolate	Yes
VOX	Yes
Mounting	Panel Mount
Output Power	150 mW
Frequency Response	300 Hz - 6000 Hz

Summary

Set-Up and Installation

Headphone and Microphone Jack Installation

Wiring Suggestions

Push-to-Talk Switch Options

Operating Procedures

Adjusting the Intercom and Headsets

Guide to properly plugging in and adjusting headsets and volume controls.

Adjusting the Squelch Control

Instructions on how to properly set the squelch control for optimal performance.

Radio Transmission

Pilot Isolate Switch

DCR™ Operation

Covers making recordings, playback, stopping, and erasing recorded messages.

Troubleshooting

Radio Transmission Issues

Solutions for issues preventing successful radio transmission, often wiring related.

Unit Power and Status

Addresses issues when the unit is dead or not powering on.

Audio Quality and Noise

Solutions for high-pitched whines, squeals, low volume, and persistent background noise.

Intercom Failure and Final Checks

Troubleshooting when the intercom doesn't work, including checking other components and contacting support.