Chapter 4
131
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 130.
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 133.
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 195.
Содержание Aspire 7230
Страница 6: ...VI ...
Страница 10: ...X Table of Contents ...
Страница 54: ...44 Chapter 2 3 Reboot the system and key in the selected string qjjg9vy 07yqmjd etc for the BIOS user password ...
Страница 85: ...Chapter 3 75 5 Remove the bracket from the board 6 Remove the Finger Print Reader board from the Upper Cover ...
Страница 92: ...82 Chapter 3 4 Grasp the Subwoofer Module and lift it up to remove ...
Страница 94: ...84 Chapter 3 4 Lift the ExpressCard module away from the upper cover ...
Страница 101: ...Chapter 3 91 4 Lift up the bezel and remove it from the LCD Module ...
Страница 105: ...Chapter 3 95 5 Grasp the panel by both ends and lift to remove ...
Страница 107: ...Chapter 3 97 4 Remove the LCD brackets by pulling away from the LCD Panel as shown ...
Страница 110: ...100 Chapter 3 8 Connect the left and right Inverter cables 9 Connect the camera cable ...
Страница 113: ...Chapter 3 103 3 Tighten the four 4 captive screws on the heatsink 4 Connect the Fan cable to the Mainboard ...
Страница 118: ...108 Chapter 3 4 Connect the two FFC cables as shown 5 Connect the cable as shown ...
Страница 206: ...196 Appendix C ...