124
Chapter 4
Power On Issue
If the system doesn’t power on, perform the following actions one at a time to correct the problem. Do not
replace a non-defective FRUs:
Computer Shutsdown Intermittently
If the system powers off at intervals, perform the following actions one at a time to correct the problem.
1.
Check the power cable is properly connected to the computer and the electrical outlet.
2.
Remove any extension cables between the computer and the outlet.
3.
Remove any surge protectors between the computer and the electrical outlet. Plug the computer directly
into a known good electrical outlet.
4.
Disconnect the power and open the casing to check the Thermal Unit (see “Thermal Unit Failure” on page
134) and fan airways are free of obstructions.
5.
Remove all external and non-essential hardware connected to the computer that are not necessary to
boot the computer to the failure point.
6.
Remove any recently installed software.
7.
If the Issue is still not resolved, see “Online Support Information” on page 185.
Summary of Contents for Aspire 7715Z Series
Page 6: ...VI ...
Page 10: ...X Table of Contents ...
Page 13: ...Chapter 1 3 System Block Diagram ...
Page 30: ...20 Chapter 1 ...
Page 52: ...42 Chapter 2 ...
Page 74: ...64 Chapter 3 4 Disconnect the following four cables from the Mainboard A B C D ...
Page 87: ...Chapter 3 77 4 Using both hands lift the Thermal Module clear of the Mainboard ...
Page 89: ...Chapter 3 79 4 Lift the CPU Fan clear of the Mainboard as shown ...
Page 95: ...Chapter 3 85 5 Lift the LCD Panel clear of the module ...
Page 103: ...Chapter 3 93 9 The Antennas and cables appear as shown when correctly installed ...
Page 108: ...98 Chapter 3 2 Replace the four screws and screw caps provided ...
Page 113: ...Chapter 3 103 5 Replace the FFC and press down as indicated to secure it to the Upper Cover ...
Page 124: ...114 Chapter 3 17 Replace the two screws securing the LCD Module to the Lower Cover ...
Page 132: ...122 Chapter 3 ...
Page 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 ...
Page 174: ...Appendix A 164 Model Definition and Configuration Appendix A ...
Page 196: ...186 Appendix C ...
Page 200: ...190 ...