Chapter 4
143
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 142.
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 145.
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 46).
8.
If the Issue is still not resolved, see “Online Support Information” on page 189.
Summary of Contents for Aspire 5230
Page 6: ...VI ...
Page 14: ...4 Chapter 1 System Block Diagram ...
Page 64: ...52 Chapter 3 6 Remove the HDD cover as shown 7 Remove the WLAN cover as shown ...
Page 85: ...Chapter 3 73 6 Turn the upper cover over The upper cover appears as follows ...
Page 106: ...94 Chapter 3 7 Lift the Thermal Module clear of the Mainboard ...
Page 112: ...100 Chapter 3 6 Disconnect the left and right Inverter board cables as shown ...
Page 126: ...114 Chapter 3 3 Replace the RJ 11 cable in its housing ...
Page 137: ...Chapter 3 125 2 Replace the bracket as shown 3 Replace the single securing screw ...
Page 140: ...128 Chapter 3 2 Connect the seven cables on the mainboard as shown B C D E F G A ...
Page 152: ...140 Chapter 3 ...
Page 193: ...Chapter 6 181 ...
Page 200: ...188 Appendix B ...
Page 202: ...190 Appendix C ...
Page 205: ...193 Windows 2000 Environment Test 184 Wireless Function Failure 154 WLAN Board 54 ...
Page 206: ...194 ...