Harman Kardon ONYX - Page 10

5-3 Trouble shooting Chart
Usb can not work
USB cannot work
Go
Yes
No
Yes
No
Replace the U5 with EUP3484S
Check 5pin line weather connect OK or not
Check U6 output 5V is normal
Instead of u14
Sure connect is OK
Harman Kardon
ONYX Service Manual
Page 10 of 34