106
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 122.
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 107.
Pin 1: +19 to +20.5V
Pin 2: 0V, Ground
Summary of Contents for 5520 5929 - TravelMate - Turion 64 X2 2 GHz
Page 6: ...VI ...
Page 10: ...X Table of Contents ...
Page 65: ...Chapter 2 55 ...
Page 66: ...56 Chapter 2 ...
Page 112: ...102 Chapter 3 ...
Page 126: ...116 Chapter 4 F5h Boot to Mini DOS F6h Clear Huge Segment F7h Boot to Full DOS Code Beeps ...
Page 138: ...128 Chapter 5 ...
Page 172: ...Appendix A 162 ...
Page 178: ...168 Appendix C ...