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Troubleshooting Troubleshooting Flowchart—Startup Problems - 31
Troubleshooting Flowchart—Startup Problems
START
Reset the
Power Manager.
Press power button to
begin boot sequence.
Do you
hear the
startup
tones?
No
Yes
Are the
startup tones
normal?
Yes
Does any
video
appear?
No
Yes
See "Startup" in the
Symptom Charts.
No
1. Check display/inverter cable
connections.
2. Replace the display and
backlight cables.
3. Replace the inverter.
4. Replace the display.
5. Replace the logic board.
1. Check the volume.
2. Check the keyboard and
display cables.
3. Replace the speaker.
4. Replace the logic board.
Does a
gray screen
appear with
pointer?
Yes
No
1
1. Check the keyboard and
display cables.
2. Replace the keyboard.
3. Replace the logic board.