Toshiba TECRA S1 Diagnostic Programs System Test, NPU Basic Functions Test, NPU Interrupt Test

3 Diagnostic Programs 3.5 System Test

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

Speedstep is a kind of energy-saving running mode that is supported by the Pentium III or above. It will work at full speed with the AC power, and will drop the speed without the AC power.

This test item is to check whether the CPU supports Speedstep function according to the change of the CPU work frequency in different power

28 TECRA S1Maintenance Manual