Toshiba TECRA S1 manual Subtest 02 Board

3.5 System Test 3 Diagnostic Programs

supply mode. In this test item, the user is requires to operate on the screen prompted.

Below is the parameter dialog window of CPU Speedstep test item:

Speed Change Comparison—When ‘No’ is chosen, system only reports the CPU speed at the different power supply. Otherwise, it will compare the CPU speed at AC power supply with that at DC power supply. Whether the difference between the two speeds is greater than the value specified in ‘Expected Minimum Speed Change’, system will report ‘PASS’, otherwise ‘FAIL’.

Expected Minimum Speed Change—Specify the minimum change range of CPU speeds under AC and DC power supply.

7. MMX

The test item is to confirm whether the CPU supports MMX instructions.

Subtest 02 Board

1. DMA Controller

This test item is to check whether the DMA controller works normally.

2. Interval Timer

This test item is to check whether the Interval Timer (18.2Hz, 55ms) works normally.

3. Clock/Calendar

This test item is to check whether the system clock/calendar works normally.

4. Speaker

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