
Troubleshooting
Maintenance and Service Guide
2–9
Flowchart 2.1—Initial Troubleshooting
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—Nonfunction
ing 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—Nonfunction
ing Keyboard”
or
“Flowchart
2.19—Nonfunction
ing Pointing
Device.”
Check
LED board,
speaker
connections.
Go to
“Flowchart
2.20—No
Network/Modem
Connection.”
Summary of Contents for 2240
Page 68: ...3 4 Maintenance and Service Guide Illustrated Parts Catalog Notebook Major Components ...
Page 70: ...3 6 Maintenance and Service Guide Illustrated Parts Catalog Notebook Major Components ...
Page 72: ...3 8 Maintenance and Service Guide Illustrated Parts Catalog Notebook Major Components ...
Page 74: ...3 10 Maintenance and Service Guide Illustrated Parts Catalog Notebook Major Components ...
Page 76: ...3 12 Maintenance and Service Guide Illustrated Parts Catalog Notebook Major Components ...