Toshiba M40, Satellite manual ? NPU Basic Functions Test, ? NPU Interrupt Test

3 Diagnostic Programs 3.5 System Test

CPU Speed Comparison--Whether you want to make a comparison of the CPU speed with the value set in ‘Expected CPU Speed’, you should choose ‘Yes’; otherwise, ‘No’.

Expected CPU Speed--Specify the expected CPU Speed value you want for further comparison.

3.Coprocessor

?NPU Basic Functions Test

This test item is to check whether the precision of the numeric processor in the float calculation is up to the IEEE standards.

?NPU Interrupt Test

This test item is to check whether NPU transfers the abnormal Interrupt program correctly by forcing an abnormal float.

4. CPU Information

This test item is used for getting & showing CPU Information. It will be displayed as follows:

5. CPU Protected Mode Test

This test item is to check whether CPU protected mode instruction works normally.

6.Speedstep

32 Satellite M40/M45 TECRA A4 Dynabook Vx/4 Maintenance Manual