Power Supply Troubleshooting - Toshiba Satellite Maintenance Manual

2 Troubleshooting Procedures
2.3

Power Supply Troubleshooting

C heck P ower Supply Status
Satellite L450D/455D, Satellite pro L450D Series Maintenance Manual
ST A R T
(P rocedure 1)
A re the D C -IN and
B attery LE D s lit?
C heck power supply
connections
(P rocedure 3)
C an you turn the
com puter on?
A re the internal power
connections secure?
R eplace system board
E N D
Figure 2-2 Power Supply Troubleshooting Process
R eplace adaptor / battery
(P rocedure 2)
R un diagnostic program
(P rocedure 4)
P erform internal connection
check
(P rocedure 5)
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