How to Diagnose Multiple FRUs (765D-9546 765L-9547 770-9548/49)
How to Diagnose Multiple FRUs
When the adapter or device has more than one FRU, the error code
could be caused by any one of them.
Before replacing multiple FRUs, try removing or
exchanging each FRU,
one by one in the designated sequence, to see if the symptoms change.
Please see the LEGAL - Trademark notice.
Feel free - send a 
for any BUG on this page found - Thank you.