2 Troubleshooting Procedures

2.6 External USB Devices Troubleshooting

R eplace system b oard
(P ro ce du re 2 )
END
Orig in a l US B
device is faulty
P erfo rm ex tern al de v ic e a nd
connection check
(P ro ce du re 1 )
START
Do e s th e d e vic e f un c tion
w hen connected to a
d ifferen t US B p o rt?
D o es an alternativ e U SB
device function correctly?
No
Yes
No
Check USB
port
connection Yes
Figure 2-5 External USB device troubleshooting process
Satellite A500D/Satellite A505D/Satellite A507D/Satellite Pro Series Maintenance Manual19