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Troubleshooting
4-5
No Display Issues
0
If the display fails, perform the following:
Figure 4-2.
No Display Issue
No POST or Video
0
If the POST or video does not appear, perform the following:
1.
Make sure that internal display is selected. Switching between internal and external by
pressing
Fn+F5
. Reference Product pages for specific model procedures.
2.
Make sure the computer has power by checking for one of the following:
Fans start up
Status LEDs illuminate
If no power, Refer to
Power On Issues
.
3.
Drain stored power by removing the power cable and battery. Hold the power button for 10
seconds.
4.
Connect the power and reboot the computer.
5.
Connect an external monitor to the computer and switch between the internal display and
the external display is by pressing
Fn+F5
.
6.
If the POST or video appears on the external display only, refer to
LCD Failure
.
7.
Disconnect power and all external devices including port replicators or docking stations.
Remove any memory cards and CD/DVD discs.
LCD
pan el/cabl
e ok
NG
Replace M/B
Start
Can
power on
RAM
module
well
connected
Connect it well
NG
RAM
module
OK
Connect it well
lcd cable
well
connected
Replace RAM
module
Go to no power
Trouble shooting
step
Replace LCD
pan el/cable
in verter/ B
OK
OK
OK
OK
OK
NG
NG
NG
Summary of Contents for Aspire 7560
Page 1: ...i Aspire 7560 7560G SERVICE GUIDE ...
Page 10: ...x ...
Page 11: ...CHAPTER 1 Hardware Specifications ...
Page 14: ...1 4 ...
Page 58: ...1 48 Hardware Specifications and Configurations ...
Page 59: ...CHAPTER 2 System Utilities ...
Page 88: ...2 30 System Utilities ...
Page 89: ...CHAPTER 3 Machine Maintenance Procedures ...
Page 92: ...3 4 ...
Page 160: ...3 72 Machine Maintenance Procedures ...
Page 161: ...CHAPTER 4 Troubleshooting ...
Page 194: ...4 34 Troubleshooting ...
Page 195: ...CHAPTER 5 Jumper and Connector Locations ...
Page 204: ...5 10 Jumper and Connector Locations ...
Page 205: ...CHAPTER 6 Field Replaceable Unit List ...
Page 225: ...CHAPTER 7 Model Definition and Configuration ...
Page 226: ...7 2 Aspire 7560 7 3 Aspire 7560G 7 13 ...
Page 267: ...CHAPTER 8 Test Compatible Components ...
Page 268: ...8 2 Microsoft Windows 7 Environment Test 8 4 Aspire 7560 7560G 8 4 ...
Page 285: ...CHAPTER 9 Online Support Information ...
Page 286: ...9 2 Information 9 3 ...
Page 288: ...9 4 Online Support Information ...