HP Presario V4200 Flowchart 2.6—NoVideo, Part

Troubleshooting

Flowchart 2.6—No Video, Part 1

No video.

Docking Device

	Stand-alone		Go to		*NOTE: To change from internal to
			“Flowchart
					external display, use the hotkey
	or docking
			2.7—No Video,
					combination.
	device?
			Part 2.”
	Stand-alone					Y
	Internal or		Adjust		Video OK?		Done
	external
			brightness.
	display*?
				N
External		Internal
			A
	Adjust				Press lid
					switch to ensure
	brightness.
					operation.
		Y				Y

Video OK?

N

Check for bent pins on cable.

Done Video OK? Done

N

Replace the following one at a time. Test after each replacement.

1.Cable between computer and computer display (if applicable)

2.Display

3.System board

		N				N
			Try		Internal and		Replace
	Video OK?		another		external		system
			display.		video OK?		board.
Y				Y
	Done				Done

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