Speaker Troubleshooting - Toshiba M645-S4080 Maintenance Manual

2 Troubleshooting Procedures
Satellite/Satellite Pro M600/M640/M645/M647 Series/Dynabook TX/AX Series Maintenance Manual
Downloaded from LpManual.com Manuals
2.8

Speaker Troubleshooting

S T A R T
P e r f o r m a u d i o s o u r c e t e s t
( P r o c e d u r e 1 )
D o a l l s o u r c e s h a v e
s a m e p r o b l e m ?
P e r f o r m e a r p h o n e te s t
( P r o c e d u r e 2 )
D o e a r p h o n e s
f u n c t io n c o r r e c t l y ?
P e r f o r m c o n n e c t io n c h e c k
( P r o c e d u r e 3 )
N o
P e r f o r m r e p l a c e m e n t
( P r o c e d u r e 4 )
R e p la c e s y s te m b o a r d
Figure 2.8-1 Speaker troubleshooting process
N o
Y es
Y e s
c h e c k
E N D
S p e a k e r s a r e n o t
f a u lt y . C o n t i n u e
tr o u b l e s h o o t in g -
s e e F i g u r e 2 - 1
23