2–4 Maintenance and Service Guide
Troubleshooting
2.1 Initial Troubleshooting
Connecting
to network
or modem?
Go to
Section 2.20,
Network
or Modem
Connection.
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
Section 2.17,
Non-Functioning
Device
Go to
Section 2.2,
No Power
Go to
Section 2.6,
No Video
All drives
working?
Y
Y
Y
Y
Y
Y
Y
Y
N
N
N
N
N
End
N
N
N
Go to
Section 2.9,
No OS Loading
Go to
Section 2.15,
No Audio
Go to
Section 2.18,
Non Functioning
Keyboard,
or Section 2.19,
Non-Functioning
Pointing Device.
Check
LED board,
speaker
connections.