6. FDD test Tests the FDD. Note that the diagnostics floppy disk can be damaged when this test ends in fail. 7. HDD test Tests the HDD. 8. Touch pad test Tests the touch pad. Start pressing the keyboard surely from an end of a keyboard. The Fn key is disabled. Press �Fn+End� instead. 9. LED test Check that the LEDs start illuminating from the left of the LEDs. 10. Main memory test Tests the memory. 11. Main system test Tests the entire system including CPU, MATH and DMA. 12. Mouse test Tests the mouse. Move the cursor inside the white square mark ( instruction displayed. 13. Parallel loopback test Tests the parallel (printer) port. The jig is necessary. Connect the jig to the parallel port. 14. PC Card test Tests the PC card. The PC card tester jig is necessary. Insert and remove the PC card tester in accordance with instruction displayed. 15. Serial loopback test Tests the COM port. The serial loopback jig is necessary. Connect the serial loopback jig to the COM port. 16. USB test Tests the USB port. To perform this test, the USB jig is necessary. Connect the USB jig to the USB port. 17. Port Replicator connector test To perform this test, the port replicator and USB tester are necessary.
