HP NX9030, NX9040, NX9020, ZE4900 Flowchart 2.1-Initial Troubleshooting, Flowchart No Power Part

Troubleshooting

Flowchart 2.1—Initial Troubleshooting

Begin troubleshooting.

N

Is there power?

Y

N

Go to

“Flowchart

2.2—No Power,

Part 1.”

Beeps,	Check
	LED board,
LEDs, or error			N
	speaker
messages?
	connections.			Go to
Y
		All drives
				“Flowchart
		working?		2.15—Nonfunction
N		Y		ing Device.”
	Go to
Is there video?
	“Flowchart		N	Go to
(no boot)	2.6—No Video,
				“Flowchart
	Part 1.”	Keyboard/
Y				2.16—Nonfunction
		pointing		ing Keyboard” or
		device		“Flowchart
N		working?		2.17—Nonfunction
				ing Pointing
	Go to	Y
Is the OS				Device.”
	“Flowchart
loading?	2.8—No Operating		N
	System (OS)	Connecting		Go to
Y	Loading.”
				“Flowchart
		to network		2.18—No
		or modem?
N				Network/Modem
		Y		Connection.”
	Go to
Is there
	“Flowchart
sound?	2.14—No Audio.”
Y		End

Maintenance and Service Guide 2–7