Toshiba Satellite M40 Maintenance Manual - Page 40
Power Supply Troubleshooting, Troubleshooting Procedures,
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2.3 Power Supply Troubleshooting 2.3 Power Supply Troubleshooting S TAR T Check Power Supply Status (Procedure 1) 2 Troubleshooting Procedures Are the DC-IN and Battery LEDs lit? Yes Check power supply connections (Procedure 3) No Replace adaptor / battery (Procedure 2) Can you turn the computer on? No Are the internal power connections secure? Yes Replace system board Yes Run diagnostic program (Procedure 4) Perform internal connection No check (Procedure 5) END Figure 2-2 Power Supply Troubleshooting Process Satellite M40X/M45X/Satellite Pro M40X/EQUIUM M40X Series Maintenance Manual [CONFIDENTIAL] 2-7
2.3
Power Supply Troubleshooting
2
Troubleshooting Procedures
Satellite M40X/M45X/Satellite Pro M40X/EQUIUM M40X
Series Maintenance Manual
[CONFIDENTIAL]
2-7
2.3
Power Supply Troubleshooting
START
Are the DC-IN and
Battery LEDs lit?
Can you turn the
computer on?
Are the internal power
connections secure?
END
Check Power Supply Status
(Procedure 1)
No
Yes
Check power supply
connections
(Procedure 3)
Run diagnostic program
(Procedure 4)
Yes
No
Replace adaptor / battery
(Procedure 2)
No
Perform internal connection
check
(Procedure 5)
Replace system board
Yes
Figure 2-2
Power Supply Troubleshooting Process