Chapter 4
125
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 124.
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 127.
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 44).
8.
If the Issue is still not resolved, see “Online Support Information” on page 185.
Содержание Aspire 7715Z Series
Страница 6: ...VI ...
Страница 10: ...X Table of Contents ...
Страница 13: ...Chapter 1 3 System Block Diagram ...
Страница 30: ...20 Chapter 1 ...
Страница 52: ...42 Chapter 2 ...
Страница 74: ...64 Chapter 3 4 Disconnect the following four cables from the Mainboard A B C D ...
Страница 87: ...Chapter 3 77 4 Using both hands lift the Thermal Module clear of the Mainboard ...
Страница 89: ...Chapter 3 79 4 Lift the CPU Fan clear of the Mainboard as shown ...
Страница 95: ...Chapter 3 85 5 Lift the LCD Panel clear of the module ...
Страница 103: ...Chapter 3 93 9 The Antennas and cables appear as shown when correctly installed ...
Страница 108: ...98 Chapter 3 2 Replace the four screws and screw caps provided ...
Страница 113: ...Chapter 3 103 5 Replace the FFC and press down as indicated to secure it to the Upper Cover ...
Страница 117: ...Chapter 3 107 2 Press down around the edges to secure it in place 3 Replace the nine screws in the Upper Cover as shown ...
Страница 118: ...108 Chapter 3 4 Replace the three screw caps as shown 5 Connect the following cables to the Mainboard A B C D ...
Страница 124: ...114 Chapter 3 17 Replace the two screws securing the LCD Module to the Lower Cover ...
Страница 132: ...122 Chapter 3 ...
Страница 163: ...Chapter 6 153 Base Assembly No Description Acer P N 1 CPU Fan 2 Thermal Module 3 4 5 Mainboard 1 2 3 4 5 ...
Страница 164: ...154 Chapter 6 Rear Assembly No Description Acer P N 1 HDD Cover 2 3 RAM Cover 4 5 1 2 3 4 5 ...
Страница 174: ...Appendix A 164 Model Definition and Configuration Appendix A ...
Страница 196: ...186 Appendix C ...
Страница 200: ...190 ...