Flowchart 2.1—Initial Troubleshooting - HP Compaq Presario,Presario M2000 Maintenance And Service Manual

Flowchart 2.1—Initial Troubleshooting
Begin
troubleshooting.
Is there
power?
Y
Beeps,
LEDs, or error
messages?
Y
Is there video?
(no boot)
Y
Is the OS
loading?
Y
Is there
sound?
Y
Maintenance and Service Guide
N
Go to
"Flowchart
2.2—No Power,
Part 1."
N
Check
LED board,
speaker
connections.
N
Go to
"Flowchart
2.6—No Video,
Part 1."
N
Go to
"Flowchart
2.9—No Operating
System (OS)
Loading."
N
Go to
"Flowchart
2.15—No Audio,
Part 1."
All drives
working?
Y
Keyboard/
pointing
device work-
ing?
Y
Connecting
to network
or modem?
Y
End
Troubleshooting
N
Go to
"Flowchart
2.17—Nonfunction-
ing Device."
Go to
N
"Flowchart
2.18—Nonfunction-
ing Keyboard"
"Flowchart
2.19—Nonfunction-
ing Pointing
Device."
N
Go to
"Flowchart
2.20—No Net-
work/Modem Con-
nection."
or
2–9