Acer TravelMate 270 TravelMate 270 Service Guide - Page 55
Running Diagnostics Program, Serial Port, Parallel Port and FDD Test
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Running Diagnostics Program 1. BIOS Re-flash Insert CD-Disk and floppy disk then boot from floppy disk drive to BIOS re-flash. 2. Serial Port, Parallel Port and FDD Test Insert SIO/PIO loopback to serial/parallel port. Place the diskette in the floppy diskette drive. Then run the test utility. 3. CMOS RTC and FDD Test Insert the diskette to the floppy disk drive for test. 50 Chapter 2