Epson Equity LT-386SX User Manual - Page 154
System Board Diagnostics, Basic Functionality Test, CPU Protected Mode Test - cpu board
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System Board Diagnostics The tests listed in the System Board submenu provide a complete diagnostics check of the system board. CoProcessor test DMA Controller test Interrupt Controller test Timer test Real Time Clock test CMOS Validity test Basic Functionality Test This test verifies the operation of each major component on the system board. It checks the instructions, registers, and flags of the CPU. When the test completes successfully, you see this message: Basic functionality test of CPU passed OK. CPU Protected Mode Test This test switches to protected mode and checks the protected mode instructions, such as LSL, VERR, and LAR. When the test completes successfully, you see this message: Protected mode test of CPU passed OK. System Diagnostics D-13
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