Eagle Electronics 640C, 640cDF manual Antenna/Receiver Module Installation

WARNING:

This product must be independently fused with the en- closed 3-amp fuse (or equivalent), even if you connect to a fused accessory or power buss.

If a malfunction happens inside the unit, extensive dam- age can occur if the enclosed fuse is not used. As with all electrical devices, this unit could be damaged to a point that it is unrepairable and could even cause harm to the user when not properly fused.

CAUTION:

Failure to use the enclosed 3-amp fuse will void your warranty! For a replacement, use a type 3AG 3-amp fuse.

This unit has reverse polarity protection. No damage will occur if the power wires are reversed. However, the unit will not work until the wires are attached correctly.

Antenna/Receiver Module Installation

This unit's package includes the EGC-12w GPS module. This device contains the unit’s external antenna and receiver for GPS and WAAS signals. The antenna/receiver module comes with a 25-foot extension cable. This module can be mounted on a flat surface or pole, or a mag- net is included for temporary mounting on any ferrous surface.

EGC-12w Module, bottom view (left) and top view (right).

You need to select an antenna installation location that has a clear, un- obstructed view of the sky. After the module is installed, route the cable to the unit, plug it in the center socket on the back and your system is ready to use. See the module's instruction sheet, publication part num- ber 988-0148-371, for complete installation directions.

In an automobile, you may achieve good results by simply placing the external antenna on the top of the dash, at the base of the windshield. a piece of the rubber non-skid shelf liner material available in recreational vehicle supply stores will help hold the antenna in place. This may not

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