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2–12 Maintenance and Service Guide
Troubleshooting
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—Nonfunc-
tioning 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—Nonfunc-
tioning Keyboard
or Flowchart
2.19—Nonfunc-
tioning Pointing
Device.
Check
LED board,
speaker
connections.
Go to
Flowchart
2.20—No
Network/Modem
Connection.