Compaq 900 Flowchart 2.13 - No OS Loading from Diskette Drive

Troubleshooting

Flowchart 2.13 - No OS Loading from Diskette Drive

						Y
OS not loading				Reseat	OS

from							Done
				diskette drive.	loading?

diskette drive.

N

Y

Nonsystem

disk message?

N

		N
	Boot	N	Go to
			Go to
			Flowchart 2.17,
	from another		Flowchart 2.17,
	from another		Nonfunctioning
	device?		Nonfunctioning
	device?		Device.
	Y		Device.
		N

	Diskette
			Enable drive

	drive enabled
	drive enabled		and cold boot
	in the setup		and cold boot
	in the setup		computer.
	utility?		computer.
	utility?

Y

YClear CMOS.

		Diskette		Refer to
		Diskette		Section 1.3,
		drive boot		Section 1.3,
		drive boot		“Clearing a
		order?		“Clearing a
		order?		Password,” for
				Password,” for
N				instructions.


		Change boot		Go to
		Change boot		Flowchart 2.17,
		priority using		Flowchart 2.17,
		priority using		Nonfunctioning
		the setup utility.		Nonfunctioning
		the setup utility.		Device.
				Device.

			N
	Bootable		N		Install bootable
	Bootable				Install bootable
	diskette				diskette and
	in drive?				reboot computer.
Y
Y


	Check diskette
	for system files.
	Try different
	diskette.

			Y
			Y
	Nonsystem				1. Replace
	Nonsystem				diskette drive.
	disk error?				2. Replace
N					system board.
			Y

	OS

					Done
	loading?				Done
	loading?

N

Maintenance and Service Guide

2–23