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Chapter 4
93
No Display Issue
If the
Display
doesn’t work, perform the following actions one at a time to correct the problem. Do not replace
a non-defective FRUs:
No POST or Video
If the POST or video doesn’t display, perform the following actions one at a time to correct the problem.
1.
Make sure that the internal display is selected. On this notebook model, switching between the internal
display and the external display is done by pressing
Fn+F5
. Reference Product pages for specific model
procedures.
2.
Make sure the computer has power by checking at least one of the following occurs:
•
Fans start up
•
Status LEDs light up
If there is no power, see “Power On Issue” on page 92.
3.
Drain any stored power by removing the power cable and battery and holding down the power button for
10 seconds. Reconnect the power and reboot the computer.
4.
Connect an external monitor to the computer and switch between the internal display and the external
display is by pressing
Fn+F5
(on this model).
If the POST or video appears on the external display, see “LCD Failure” on page 96.
5.
Disconnect power and all external devices including port replicators or docking stations. Remove any
memory cards and CD/DVD discs. Restart the computer.
If the computer boots correctly, add the devices one by one until the failure point is discovered.
6.
Reseat the memory modules.
Summary of Contents for Extensa 5635
Page 2: ...II PRINTED IN TAIWAN ...
Page 10: ...X Table of Contents ...
Page 62: ...52 Chapter 3 4 Detach the WLAN Module from the WLAN socket ...
Page 90: ...80 Chapter 3 4 Lift up the Bezel and remove it from the LCD Module ...
Page 92: ...82 Chapter 3 4 Disconnect the Camera cable and remove the LCD Panel ...
Page 120: ...110 Chapter 4 ...
Page 137: ...Chapter 6 127 ...
Page 188: ...Appendix A 178 ...
Page 194: ...184 Appendix B ...
Page 196: ...186 Appendix C ...
Page 200: ...190 ...