HP Nc4000 Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 47
Flowchart 2.13—No OS Loading, Diskette Drive
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Troubleshooting Flowchart 2.13-No OS Loading, Diskette Drive Y OS not loading from diskette drive. Reseat diskette drive. OS loading? Done N Y Nonsystem disk message? N N Boot from another device? Y N Diskette drive enabled in the setup utility? Y Y Is diskette drive boot order correct? N N Bootable diskette in drive? Install bootable diskette and reboot notebook. Y Go to Section 2.17, Nonfunctioning Device. Enable drive and cold boot notebook. Clear CMOS. Refer to Section 1.2, "Clearing a Password," for instructions. Check diskette for system files. Try different diskette. Y Nonsystem disk error? N 1. Replace diskette drive. 2. Replace system board. Y OS loading? N Done Change boot priority using the setup utility. Go to Section 2.17, Nonfunctioning Device. Maintenance and Service Guide 2-23
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