Read Harman Kardon ONYX STUDIO 3 (serv.man2) Service Manual online
AUX IN cannot work
AUX IN can not
work
Go
Instead of new 10pin line
Check the
10pin cable (XS1) to main board of
connect yes or not.?
Replace the old with the new CN board to
the EUT working.
Replace the CN
board
.
No
Yes
No
Yes
Check from main board the U10 is
normal?
Replace the U10
No
Replace PCBA for main board.
Yes
5-3
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