Toshiba Satellite A660-BT3G25X Maintenance Manual - Page 56
External USB Devices Troubleshooting
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2 Troubleshooting Procedures 2.6 External USB Devices Troubleshooting STA RT P erfo rm ex tern al d ev ice an d c o n n ec tio n c h ec k (P rocedure 1) D o es th e d ev ice fu n c tio n co rrec tly w h en co n n e cted to a d iffe re n t U S B p o rt? No Yes D o es an altern ativ e U S B d ev ice fu n c tio n co rrec tly ? Y es O rig in al U S B d ev ice is fa u lty No R ep lace sy stem b o ard (P rocedure 2) END Figure 2-5 External USB device troubleshooting process SatelliteA660/ProA660 Series Maintenance Manual 22
2 Troubleshooting Procedures
SatelliteA660/ProA660 Series Maintenance Manual
22
2.6
External USB Devices Troubleshooting
R eplace system board
(P rocedure 2)
END
O riginal U S B
device is
faulty
P erform external device
and connection check
(P rocedure 1)
START
D oes the device function
correctly w hen
connected
to a different
U S B port?
D oes an alternative U S B
device function correctly?
Figure 2-5 External USB device troubleshooting process