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To upgrade the firmware of oscilloscope, please carry out the operation below：
● Open web browser to visit www.sainsmart.com, download the newest firmware appropriate to oscilloscope
to your PC.
● Press DSO NOTE II 's Power button "
" for approximately 4 seconds to enter into DFU firmware
upgrading mode and the indicator light flickers.
● Use USB data cord to connect DSO NOTE II to your PC, and a removable hard disk named
"DFU V3_40_D" will appear on your PC. Copy the hex firmware to the root directory of that disk.
After the extension of the firmware changes from "hex" to "rdy", restart DSO NOTE II. Then the
upgrading process is finished.
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Learn more about the SainSmart DSO Note II refer to the SainSmart product page at:
www.sainsmart.com
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