
75
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 System board.
T
If the problem is not corrected, see “Undetermined Problems” on page 89.
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 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 76.
Pin 1: +19 to +20.5V
Pin 2: 0V, Ground
Summary of Contents for TravelMate 2100
Page 1: ...Acer TravelMate 2100 2600 Series Service Guide PRINTED IN TAIWAN ...
Page 61: ...Chapter 3 56 ...
Page 102: ...97 Chapter 4 ...
Page 106: ...101 Chapter 6 TravelMate 2100 2600 Exploded Diagram ...
Page 116: ...111 Chapter 6 ...
Page 118: ...113 TravelMate 2100 2600 ...
Page 124: ...119 TravelMate 2100 2600 ...
Page 126: ...121 Appendix C ...
Page 127: ...Chapter 1 122 ...