From the web page the Firmware is ESL 6.01.00/29.03.2007. Is that a date?? Yikes.
I'll attach some screen capture pics here for you. [font='Helvetica Neue', Helvetica, Arial, sans-serif]
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[font='Helvetica Neue', Helvetica, Arial, sans-serif]When I run the upgrade application for the ESL 1/2/4, it doesnt give me anything to choose from. I'll do it again and capture the screen if that may help.[/font]