78
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:
T
Replace the main board.
T
If the problem is not corrected, see “Undetermined Problems” on page 88.
T
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 DC-IN 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 Power Adapter” on page 78.
Pin 1: 19V
Pin 2: 0V, Ground
Summary of Contents for TravelMate 430
Page 6: ...VI ...
Page 66: ...58 Chapter 2 ...
Page 102: ...94 Chapter 4 ...
Page 106: ...98 Chapter 5 ...
Page 108: ...100 Chapter 6 Exploded Diagram THE SYSTEM ...
Page 109: ...Chapter 6 101 LOGIC UP ASSY ...
Page 110: ...102 Chapter 6 LOGIC UP ASSY Wireless ...
Page 111: ...Chapter 6 103 LCD 14 1 LCD 15 ...
Page 112: ...104 Chapter 6 DVD ASSY CD ROM ASSY ...
Page 113: ...Chapter 6 105 Combo ASSY ...
Page 125: ...Chapter 6 117 ...
Page 128: ...Appendix A 120 T Embedded numeric keypad T International language support ...
Page 138: ...130 Appendix C ...