dynabook dynaEdge DE200 Series, Maintenance Manual

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2 Troubleshooting Procedures
2-6
[CONFIDENTIAL] dynaEdge DE200 Series Maintenance Manual (960-947)
Figure 2-1 Troubleshooting flowchart (2/2)
1
Do typed characters
appear correctly?
Replace with another keyboard. If any error
occurs still, check the connector or function
where the keyboard is connected. Ex.) If
USB keyboard is connected to the USB
connector on the computer, perform the USB
Troubleshooting Procedures in section 2.5.
No
Yes
Perform the Troubleshooting
Procedures in section USB
Troubleshooting Procedures in
section 2.5 or USB Type-C
adapter Troubleshooting
Procedures in section 2.11.
Is the test program loaded?
No
Yes
Perform each test.
Is an error detected during
the test?
System can work without problem.
END
Confirm on which test the error
was detected and perform the
appropriate procedures.
Yes
No
Set the device containing the test
program for maintenance to the
computer or the USB Type-C adapter,
and start the test program. (The reboot
of the PC is required.)
Perform/repeat the Heatrun test.
Confirm on which test the error
was detected and perform the
appropriate procedures.
Yes
No
Is an error detected during
the Heatrun test?