Operation Manual

Software updates
293
850-165186 / Rev.B
The program file
The DSP software progr am file is provided on the following
format:
281036xx DSP Vyzz.hex
• 281036 is the last part of the order number, and Simrad’s
internal identification number for this software.
• xx is an internal version code.
• DSP identifies the software.
• Vyzz identifies the software version. You must read the
information as Vy.zz.
• .hex means that the file is on hexadecimal format.
Procedure
In order to upgrade the DSP software, observe the following
procedure.
1 Switch off the PI54.
2 Power up your computer.
3 Connect the NMEA1 PC data cable between the 9-pin
serial line male D-connector on your computer and the
NMEA1 socket on the rear side of the PI54 Operator Unit.
4 Switch on the PI54.
5 Open the Status display presentation and leave the PI54
on that page.
6 Start the PI DSP Upload program on your computer.
7 Select the COM Port (serial line connector) you have used
to connect the interface cable.
- If you have more than one serial line connector and you
do not know which is which, just try out the different
COM ports until it works. An timeout error message
will inf orm you if you have chosen the wrong COM
port.
8 Click the Select file button to select the DSP software
program file.
- The software file is provided on .hex format. The file
name and how to interpret it has been previously
explained.
9 If you wish to record the process in a log file, click Want
a log file. Then, click the Choose f ile name button to
select a log file or to create a new.
10 Click the Upload file button to start the upload.