Furuno Satellite Compass SC-50/110 - Manual (Page 15)

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2) CPU board (Display unit)
To upgrade the program on the CPU board;
1. Connect the serial port of the PC to J15 on MAIN board in the processor unit.
2. Turn on the PC. Do not as yet turn on the SC-50/110.
3. Click the SCUP.bat file in the SC-50/110 program file.
4. Turn on the SC-50/110 after the message “TARGET POWER ON” on the PC screen.
5. “NOW LOADING” appears on the SC-50/110 display unit, while “Now Erasing,” and
“xxx percent completed” appear during program upgrade on the PC screen,.
6. The program upgrade is completed with the message “Finish Version up.ted” on the PC
screen. (About 3 minutes 30 seconds) The SC-50/110 displays the Heading display.
7. Turn off the SC-50/110 and turn it on again.
8. Confirm the program number through the SOFT VER. menu.