2 Troubleshooting Procedures
SatelliteA660/ProA660 Series Maintenance Manual
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2.6 External USB Devices Troubleshooting R e p l a c e s y s t e m b o a r d
(P ro c e d u r e 2 )
E N D
O r i g in al U S B
d e v ic e i s
fa ul t y
P e r fo rm e x t e r n a l d e v i c e
an d c o n n ec t io n c h e c k
(P ro c e d u r e 1 )
S T A R T
D o e s th e d e v i c e f u n c t i o n
co rr e c t ly w he n
co nn ec t e d t o a d i f f e re n t
U S B p o rt ?
D o e s a n a lt e r n a ti v e U S B
d e v ic e f u n c t io n c o r r e c tl y ?
Figure 2-5 External USB device troubleshooting process