Firmware
Firmware Upgrades
The 744T uses upgradable EEPROM (electrically erasable programmable
Version Information
During manufacturing the unit’s hardware revision number and serial number are burned
into a protected area of the EEPROM and are not changeable. These numbers are viewed in the Info:Version selection of the setup menu. Info:Version also shows the firmware version of the
recorder.
The 744T firmware version and unit serial numbers are written to the data chunk of every WAV and BWF audio file generated by the 744T.
Upgrade Process
From time to time Sound Devices may issue revisions (new versions) of firmware for the 744T. Firmware is
1.Download the firmware file from the Sound Devices web site or obtain it on disk.
2.Transfer the firmware file (it will be named version_number.prg) to the 744T internal hard drive via FireWire or onto a CF card. If there are multiple firmware files on the media, the 744T will select the first firmware file available. There is no provision to skip to the next file. To prevent confusion, ensure that there is only one firmware file available on any 744T media.
3.Enter the firmware upgrade menu. You will be prompted to search for the firmware file. If a valid
firmware file is present on either the internal hard drive or CF the recorder will prompt if the path is the proper file to use. Press the
4.When the upgrade and verify process is complete, power cycle the 744T. On
5.Verify the firmware version using the Info:Software menu.
6.Reset the
Firmware upgrades are designed to preserve all user menu settings. As a precaution, we recommend saving the present state as a setup file on the hard drive or CF. Once a firmware upgrade is complete, restore settings from this file, if necessary.
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