Pioneer CDJ-850 Quick Start Manual page 2

Updating
STEP 1.
Extract the compressed file on the computer.
With the mouse, right-click on the "CDJ-850vxxx.zip" compressed file you have downloaded
from the Pioneer website and select "Properties" and check that the number of bytes is correct.
CDJ-850vxxx.zip (x,xxx,xxx bytes)
With the mouse, right-click on the "CDJ-850vxxx.zip" and select "Extract All".
When you specify where to extract the file, the update file below is extracted in a folder named
"CDJ-850vxxx".
.
C850M
C850M
AIN.UPD C850MAIN.UPD
AIN.UPD
Update file
STEP 2.
Copy the extracted update file into the root directory of the USB memory device.
Use a USB memory device (USB mass storage class device) formatted in FAT or FAT32 and with
at least 4 Mbytes of free space.
[NOTE]
- DO NOT change the file name.
- The HFS+ format is not supported.