Toshiba Qosmio X300

2 Troubleshooting Procedures
QOSMIO X300 Series Maintenance Manual
15
2.4 Display Troubleshooting
Perform external display check
(Procedure 1)
START
Does the external
display function ok?
Perform diagnostic check
(Procedure 2)
No
Was a display
problem detected?
Perform connector and
replacement check
(Procedure 3)
Replace system board
END
Yes
Yes
No
Display is not
faulty. Continue
troubleshooting-
refer to Figure 2.1
Figure 2-3 Display troubleshooting process