Toshiba Qosmio X300 User Manual

2 Troubleshooting Procedures
QOSMIO X300 Series Maintenance Manual
10
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
The power supply controls many functions and components. To determine if the power
supply is functioning properly, start with Procedure 1 and continue with the other Procedures

Toshiba Qosmio X300 Specifications

General

Brand	Toshiba
Model	Qosmio X300
Category	Laptop
Language	English