
2 Troubleshooting Procedures
Satellite M50 Series Maintenance Manual
[CONFIDENTIAL]
2-17
2.6 External USB Devices TroubleshootingReplace system board
(Procedure 2)
END
Original U SB
device is fa ulty
Perform extern al de vice a nd
connection check
(Procedure 1)
START
Does the d e v ice fu n ctio n
when connected to a
different USB port?
Does an a lte rn ativ e U SB
device fun c tio n co r re ctly ?
No
Yes
No
Check USB port
connection Yes