Upgrade Firmware; Reset To Default Firmware - VOLTCRAFT DL-240K Notice D'emploi

16. Upgrade firmware

• Download the latest data logger firmware from the product page on www.conrad.com.
long
press
ENTER
Press the button DOWN (5) several times until the 4 digit logger identifier and "ID" are shown on the display.
Press and hold the button ENTER (7) until the 4 digit logger ID is replaced by " ".
• Connect the data logger to your computer.
• Drag and drop the firmware to the data logger drive on your computer.
• Data logger starts upgrading. During this period the data logger shown as a mass storage device disappears for a
short while from your computer. Do not disconnect data logger from your computer!
• Once the data logger appears as a mass storage device again, the upgrade is finished. Green LED control light
flashes twice.
• Disconnect from your computer.
The firmware version of the data logger can be checked in the left bottom corner of the PDF report.

17. Reset to default firmware

Resetting the firmware deletes all configuration settings, but does not affect the stored measurement
records.
• Remove the battery as mentioned in chapter "9. Initial operation" on page 38.
• Press and hold the button DOWN (5) and connect the data logger to your computer. Once the green LED control
light (3) is on, release the button DOWN (5).
• Wait for few minutes until the computer recognizes the data logger as a USB device. The firmware is reset.
• Configure the data logger as mentioned in "11. Configuration" on page 40.
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