Epson LT - 286e Interrupt Controller Test, Timer Test, Controller, Testing Programmable Interrupt, Testing Programmable Interval Timer

Interrupt Controller Test

This test performs read/write tests on the interrupt mask registers and checks for invalid interrupts.

During the test, you see this message:

Testing Programmable InterruptController . . . .

When the test completes successfully, you see this message:

Programmable Interrupt Controller test passed OK.

Timer Test

This test verifies the accuracy of the timer count by comparing it to the periodic interrupt of the system’s real time clock (RTC).

During the test, you see this message:

Testing Programmable Interval Timer.

When the test completes successfully, you see this message:

Programmable Interval Timer test passed OK.

System Diagnostics 15