The SD memory data cannot be read while measuring.
Please connect the sound level meter and PC with USB cable after the measurement.
[USB storage function] is used, so only the data which is stored in the SD card can be transferred to the PC.
Before connecting the USB to the PC, set the main unit of the sound level meter to the storage mode.
When disconnect the USB, operate the “Safe to remove hardware” on a PC before USB removal.
Available USB cable: USB mini B type 5 pin
The Sound Level Meter will be frozen if the mode of the main unit is changed from the storage mode to the other, remove the cable, or remove the SD card.Please make sure to follow the above procedure.