59
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 70.
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 60.
Pin 1: +19 to +20.5V
Pin 2: 0V, Ground
Содержание Aspire 5510
Страница 83: ...77 Chapter 4 8 You will see the screen displaying PASS when the system has buit NAPP Master hard disc drive ...
Страница 84: ...Chapter 5 78 Top View Jumper and Connector Locations Chapter 5 ...
Страница 85: ...79 Chapter 5 Rear View ...
Страница 87: ...81 Chapter 5 RTC Jumper ...
Страница 89: ...83 Chapter 6 Exploded Diagram ...
Страница 105: ...99 Chapter 6 ...