HP Deskpro /M Desktop PC 486/50M Compaq Deskpro Family of Personal Computers, - Page 30
Initial Troubleshooting, Troubleshooting Flowcharts for Portable Computers
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1. Initial Troubleshooting Begin Troubleshooting Is there power? Y Beeps, LEDs, or error messages? N Go to Page 3-3, No Power N Go to Page B-1, Error Messages Y Is there video? (no boot) N Go to Page 3-7, No Video Y Is the O/S loading? Y Is there sound? Y N Go to Page 3-10, No O/S Loading N Go to page 3-16, No Audio All drives working? Y Keyboard/ Mouse working? Y Connecting to network or modem? Y End N Go to Page 3-18, Non-Functioning Device N Go to Page 3-19, Keyboard/Mouse N Go to page 3-20, Network or Modem Connection 3-2 Troubleshooting Flowcharts for Portable Computers
3-2
Troubleshooting Flowcharts for Portable Computers
1. Initial Troubleshooting
Beeps,
LEDs, or error
messages?
Is there
sound?
Is the O/S
loading?
Is there video?
(no boot)
Is there
power?
Begin
Troubleshooting
Go to page 3-16,
No Audio
Go to Page 3-10,
No O/S Loading
Go to Page 3-7,
No Video
Go to Page B-1,
Error Messages
Go to Page 3-3,
No Power
Y
Y
N
N
N
Y
Y
N
N
End
Y
Connecting
to network
or modem?
Keyboard/
Mouse
working?
All drives
working?
Go to page 3-20,
Network or
Modem
Connection
Go to Page 3-19,
Keyboard/Mouse
Go to Page 3-18,
Non-Functioning
Device
N
Y
Y
N
N
Y