Furuno FELCOM 250 Service Manual

 12.4 Updating the Software for the Antenna Unit
12-28
12.4.2 The Updating Procedure
When updating the ATB and HPA software for the Antenna unit FELCOM-500/250
(FB-1500/1250), connect [RS-232C] for the Communication unit and the PC serial port
using a 9pin D-sub straight cable as shown below.
No setting is required for the PC serial port.
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Fig. 12.4.1 Updating ATB and HPA for the antenna unit
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Procedure
The method for updating the software is the same for ATB and HPA. Described below is
the updating method for ATB.
1. Make sure to turn the power of the Communication unit off.
2. Open the folder, and click “_cmd.exe”. The command prompt will be displayed.

Furuno FELCOM 250 Specifications

General

Brand	Furuno
Model	FELCOM 250
Category	Marine GPS System
Language	English