5
2 Troubleshooting 2.2 Basic
Flowchart
No
YES
No
YES
YES
NO
YES
NO
NO
YES
NO
DC IN/Battery
Turn the power on
Any error message is
Follow the power supply Diagnostic
Procedure in Section 2.3
Follow the system board diagnostic
Procedure in Section 2.4
Follow the display diagnostic
Procedure in Section 2.6
Message “dynabook”
is displayed?
See the previous page to Delete
the password.
OS has started?
Follow the SSD diagnostic
Procedure in Section 2.5
Keyboard works well?
Follow the keyboard diagnostic
Procedure in Section 2.6