UNI-T UTD2000 Series User Manual page 47

(6) When update is complete, a successful update prompt will appear: "Upgrade is
successfully complete. Please 5. When the USB document is confirmed the following
prompt will remove USB device, then power off your oscilloscope and power it back on
again to complete the process." The oscilloscope program is now updated and system
upgrade is complete. In the event of update failure, follow the steps below.
Note: please make sure that the power supply is on throughout the upgrade
process in order to avoid the incomplete upgrade. If the system is not completely
upgraded, it might not be able to restart.
Figure 11-3 USB upgrade in progress
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UTD2000 Series User Manual