2 Troubleshooting Procedures

2.6 External USB Devices Troubleshooting

R eplace system board
(Procedure 2 )
END
Orig in a l U SB
device is faulty
P erform external device and
connectio n check
(Procedure 1 )
START
D oes the device function
w hen connected to a
different U SB po rt?
D oes an alternative U SB
d e vic e fu nc tio n co rr ec tly?
No
Yes
No
C heck U SB po rt
connection Yes

Figure 2-5 External USB device troubleshooting process

Satellite A130/A135 /Satellite Pro A130 Series Maintenance Manual
[CONFIDENTIAL]
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