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K31 How to Upgrade the Firmware on an Explorer 300

This is a guide on how to upgrade the firmware on your Thrane & Thrane Explorer 300
Download file ‘’ located at Thrane & Thrane
or at the Thrane & Thrane A/S eSupport
Save / extract to your hard disk.
The following will describe the procedure for installing Ver. 3.00 on EXPLORER
1. Make sure the EXPLORER terminal is switched on and connect the Ethernet
cable to your PC.

2. Open your web-browser and open the Web Interface of the EXPLORER at

3. Select ‘Properties’ and ‘Upload’

4. Select ‘Browse’ and locate the file
‘E300_500_ver300.dl’ and chose ‘Open’.

5. Choose ‘Upload’ and verify that the upload is in progress like below (status
bar enabled in browser)

6. Select again the address and verify the software version
at ‘Dashboard’.

End of updating procedure.
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Article details
Article ID: 5
Category: Explorer 300
Date added: 2015-03-02 16:11:38
Views: 137
Rating (Votes): Article not rated yet (0)

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