Roland JUNO-DS61 Synthesizer - Manual (Page 21)

21
IMPORTANT NOTES
Attaching the Ferrite Core (76-key model only)
If you use a USB cable to connect the JUNO-DS to your computer, you must attach
the included ferrite core. This is for the purpose of preventing electromagnetic
interference; do not remove it.
1. Attach the ferrite core to the USB cable.
Ferrite core
USB cable
Band for fastening the core
10 cm
0 JUNO-DS
2. Press the halves together until they click shut.
* Be careful not to pinch your fingers when attaching the ferrite core.
* Do not damage the cable by pinching it excessively with the ferrite core.