Chapter 4
109
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 108.
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 110.
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.
7.
Remove the drives (see “Disassembly Process” on page 40).
8.
If the Issue is still not resolved, see “Online Support Information” on page 265.
Abnormal Video Display
If video displays abnormally, perform the following actions one at a time to correct the problem.
1.
Reboot the computer.
Summary of Contents for Aspire One AOP531h
Page 6: ...VI ...
Page 10: ...X Table of Contents ...
Page 41: ...Chapter 2 31 Clear User or Supervisor Password 1 Open the RAM door 2 Short RTC_RST ...
Page 83: ...Chapter 3 73 Pull the cable completely away from the bezel ...
Page 95: ...Chapter 3 85 4 Replace the four screws and screw caps ...
Page 107: ...Chapter 3 97 The upper cover is now ready to attach to the bottom cover ...
Page 109: ...Chapter 3 99 Turn the unit over and affix the five screws in the top cover ...
Page 115: ...Chapter 3 105 Replacing the SIMM Card Insert the SIMM Card into the slot ...
Page 130: ...120 Chapter 4 ...
Page 138: ...128 Chapter 4 ...
Page 152: ...142 Chapter 6 ...
Page 153: ...Chapter 6 143 ...
Page 267: ...257 Appendix A ...
Page 268: ...Appendix A 258 ...
Page 274: ...264 Appendix B ...
Page 276: ...266 Appendix C ...
Page 280: ...270 ...