AC Adapter Test (2524)
AC Adapter Test
Use the following procedure to analyze an AC adapter problem.
- Unplug the AC adapter from the power outlet and the computer.
- Inspect the AC adapter for any signs of overheating or damage.
- Inspect the AC adapter power cord for cuts or damage. Replace the power cord, if necessary.
- Plug the power cord into a power outlet. Listen for any sound
that might indicate defective operation.
- Measure the output voltage at the AC adapter plug.
| Pin |
Voltage (Vdc) |
| 1 |
+14 to +16 |
| 2 |
Ground (sleeve) |
- If the voltage is incorrect, but not 0, replace the AC adapter.
- If the voltage is 0, check the power cord and the power outlet.
- If the power cord and power outlet are OK, replace the AC adapter.
- If the voltage is correct, suspect a short circuit or a
failure in the computer. Go to 'Short Circuit Test'
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