114
Chapter 4
Check the Power Adapter
Unplug the power adapter cable from the computer and measure the output voltage at the plug of the power
adapter cable. See the following figure
1.
If the voltage is not correct, replace the power adapter.
2.
If the voltage is within the range, do the following:
K
Replace the System board.
K
If the problem is not corrected, see “Undetermined Problems” on page 130.
K
If the voltage is not correct, go to the next step.
NOTE: An audible noise from the power adapter does not always indicate a defect.
3.
If the power-on indicator does not light up, check the power cord of the power adapter for correct
continuity and installation.
4.
If the operational charge does not work, see “Check the Battery Pack” on page 115.
Pin 1: +19 to +20.5V
Pin 2: 0V, Ground
Summary of Contents for Aspire 4730ZG Series
Page 6: ...VI ...
Page 10: ...X Table of Contents ...
Page 14: ...4 Chapter 1 System Block Diagram ...
Page 48: ...38 Chapter 1 ...
Page 65: ...Chapter 2 55 ...
Page 66: ...56 Chapter 2 ...
Page 111: ...Chapter 3 101 20 Remove the bluetooth module from the lower case ...
Page 120: ...110 Chapter 3 9 Remove the Web camera from the back cover ...
Page 134: ...124 Chapter 4 F5h Boot to Mini DOS F6h Clear Huge Segment F7h Boot to Full DOS Code Beeps ...
Page 141: ...Chapter 5 131 Top and Bottom View Jumper and Connector Locations Chapter 5 ...
Page 142: ...132 Chapter 5 ...
Page 146: ...136 Chapter 6 Aspire 5930 5930Z 5730Z Series Exploded Diagram ...
Page 147: ...Chapter 6 137 ...
Page 155: ...Chapter 6 145 ...
Page 178: ...Appendix A 168 ...
Page 182: ...172 Appendix B ...
Page 184: ...174 Appendix C ...