Acer TravelMate 430, Service Manual

Page: 62 / 140

54 Chapter 2
Run the Internal Keyboard Test. Press the key one by one to see if it functions well or not. If suspect a certain
key has problem, please press “B” key to test the key again.
7. Num/Caps/Scroll Key Lock Test
Press the FN+Num/Caps key. Then check if the FN+Num/Caps media LED is emitting or not.
8. Battery (Charge/Discharge) Test
Use Battery Test to check AC adapter function and charging LED. Please plug in the AC adapter before you
run the testing utility. If the battery capacity is more than 95%, it will alway pass the test.
IMPORTANT:As running the testing utility, please do use the right AC adapter (90W, 19V/4740mA). If you use
AC adapter lower than 90W, it will damage notebook computer power circuit material.
9. Audio Test
Use this utility to test audio function. Please test internal speakers first. Then insert the external speakers to
speaker phone jack and see if it functions normally. Listen to the sound emitting from the left and the right
speakers (both internal and external).