Rigol MSO4000 Series User Manual page 373

Chapter 16 Troubleshooting
(3) If necessary, restart the oscilloscope.
9. The USB storage device cannot be recognized:
MSO4000/DS4000 User's Guide
800.544.2843
connected to the oscilloscope and PC (or PictBridge printer).
(1) Check whether the USB storage device can work normally.
(2) Make sure that the USB storage device being used is Flash type. This
oscilloscope does not support hardware type USB storage device.
(3) Check whether the capacity of the USB storage device is too large. It is
recommended that the capacity of the USB storage device being used with
this oscilloscope is no larger than 8 GBytes.
(4) Restart the instrument and then insert the USB storage device to check it.
(5) If the USB storage device still cannot be used normally, please contact
RIGOL.
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