Power System Check - Acer TravelMate 4220 Service Manual
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Also See for TravelMate 4220:
- Service manual (143 pages) ,
- User manual (99 pages) ,
- Manual do utilizador (98 pages)
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Power System Check
To verify the symptom of the problem, power on the computer using each of the following power sources:
1.
Remove the battery pack.
2.
Connect the power adapter and check that power is supplied.
3.
Disconnect the power adapter and install the charged battery pack; then check that power is supplied by
the battery pack.
If you suspect a power problem, see the appropriate power supply check in the following list:
"Check the Battery Pack" on page 88
Chapter 4
87
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