OHAUS MB120 Service Manual page 88

APPENDIX C DOWNLOAD ANALYZER FIRMWARE
You will locate the file name 'MB90_120_SR1_xx.zip' files on the right window. Download the
file and un-zip the file into an empty USB thumb drive. After un-zipping the file drag all the files
inside folder ' MB90_120_SR1-xx' into your thumb drive (you will have total 9 files).
2. Insert the thumb drive into either one of the USB Host located at the back of the
Analyzer.
3. Switch ON the power, during power up the Analyzer will indicate the presence of the
thumb drive and starts to locate the Autorun file from the thumb drive and start the
firmware upload.
4. The firmware upload will not carry on if the below occurs.
- All the 9 files stated above are still in the zipped folder.
MB90 MB120 Series Service Manual 82 Ohaus Corporation www.ohaus.com