HP Compaq nx9600 - Page 31

Troubleshooting
Maintenance and Service Guide 2–7
Flowchart 2.1—Initial Troubleshooting
Go to
“Flowchart
2.20—No
Network/Modem
Connecting
to network
or modem?
Begin
troubleshooting.
Is there
power?
Is the OS
loading?
Is there video?
(no boot)
Is there
sound?
Beeps,
LEDs, or error
messages?
Keyboard/
pointing device
working?
Go to
“Flowchart
2.17—Nonfunctioning
Device.”
Go to
“Flowchart
2.2—No Power,
Part 1.”
Go to
“Flowchart
2.6—No Video,
Part 1.”
All drives
working?
Y
Y
Y
Y
Y
Y
Y
Y
N
N
N
N
N
End
N
N
N
Go to
“Flowchart
2.9—No Operating
System (OS)
Loading.”
Go to
“Flowchart
2.15—No Audio,
Part 1.”
Go to
“Flowchart
2.18—Nonfunctioning
Keyboard”
or
“Flowchart
2.19—Nonfunctioning
Pointing Device.”
Check
LED board,
speaker
connections.