Garmin GMA 240 Installation Manual
Also see for GMA 240: Pilot's guideInstallation manual
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Contents
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Page 3-2 GMA 240 Installation ManualRev. A 190-00917-013.3 Audio Shield TerminationThe audio shield wires should be terminated at the rear of the unit to the screws between J2401 and J2402as shown in Figure 3-1.Audio shields daisy chained andterminated using a lug attached toeither of these screws.Rear View of backplate and rackJ2401J2402Figure 3-1. Audio Shield Termination3.4 GMA 240 InstallationNOTEAvoid installing the unit near heat sources. If this is not possible, ensurethat additional cooling is provided. Allow adequate space for installationof cables and connectors. The installer will supply and fabricate all ofthe cables.1. Assemble the connector/rack kit according to Tables 4-1, 4-2; and Figures B-1 and B-2. Installthe rack assembly according to the dimensions given in Figures A-1 and A-3. Mounting bracketsare not supplied due to the wide range of mounting configurations available. Suitable mountingbrackets may be fabricated from sheet metal or angle stock. To ensure a sturdy mount, rearsupport for the unit should be provided.2. Slide the unit into the rack until the jackscrew makes contact with the receptacle located in theback plate.3. Insert a 3/32” Allen wrench into the jackscrew access hole on the faceplate.4. Turn the Allen wrench clockwise until the unit is secured in the rack. Continue turning untiltight, but do not over-tighten.CAUTIONDo not use excessive force when inserting the GMA 240 into the rack.This may damage the connectors, unit, and/or unit rack. If heavyresistance is felt during installation, stop, and remove the GMA 240 andidentify the source of resistance.5. To remove the unit from the rack, turn the Allen wrench counterclockwise until it disengagesfrom the rack. |
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