Toshiba Satellite P775 Series - 2.19 USB3.0 Troubleshooting

2Troubleshooting Procedures
2.19 USB3.0 Troubleshooting
START
Perform USB3.0 device check
(Procedure 1)
Is USB3.0 transmission ok?
Perform diagnostic check
(Procedure 2)
Was an USB3.0 problem detected?
Perform connection and replacement check
(Procedure 3)
Replace system board
END
Yes
Yes
USB3.0 port and
transmission are not
faulty. Continue
troubleshooting - refer
to Figure 2.1
No
No
Figure 2-18 USB3.0 troubleshooting process
Satellite P770/P775 Series Maintenance Manual
46