THIS FIRMWARE IS FOR TBS2074B, TBS2074B, TBS2102B, TBS2104B, TBS2202B and TBS2204B ONLY. *********************************************************************************** **** DO NOT INSTALL THIS FIRMWARE ON ANY TBS2000 (non B) OSCIILOSCOPES. **** **** For TBS2000 oscilloscopes, please use firmware version 1.26.xx and below. **** *********************************************************************************** Follow below steps to install the new firmware on TBS2000B series of oscilloscopes (TBS2072B, TBS2102B, TBS2202B, TBS2074B, TBS2104B, TBS2204B) 1. Download and unzip TBS2000B_v1.31.14.zip file into a USB drive (less than 16GB) at the root directory. 2. Insert the USB drive to the oscilloscope 3. Press Utility button on the front panel 4. Press Update Firmware bezel button NOTE: Upgrade process shall take about 5 minutes. During this process 1. Make sure oscilloscope has uninterrupted power supply during upgrade process 2. Do not remove the USB drive during the upgrade process. 5. Provide the confirmation to proceed firmware upgrade 6. Once the new firmware upgrade is complete, remove the USB drive 7. Power off and power on from the front panel button to boot the oscilloscope with newer firmware. 8. After the oscilloscope boots up, run signal path compensation Utility -> -more- Page 1/2 -> Calibration -> Signal path -> Compensate signal paths