Procedure
1. Connect the USB drive that contains the version update program.
2. Turn on the unit.
3. Display the “ROM VERSION” page of the DIAGNOSIS menu.
4. Confirm that the cursor “?” is displayed to the left of D03, and then press the ENTER button long.
5. Updatable items become selectable. Select the PLD to be upgraded and then press the ENTER button.
6. A message “VERSION UP OK?” appears. Select “YES.”
7. The unit restarts automatically and the version update starts.
Upon completion of the version update, a message “UPDATE SUCCEEDED” appears.
8. Turn off and on the unit and confirm that the version has been updated on the “ROM VERSION” page of the
DIAGNOSIS menu.
HDC4300
6-4
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