Acer KB.I0800.004 Informacje Techniczne Pobierz pdf (Strona 154)

144 Chapter 4

TouchPad Failure

If the TouchPad doesn’t work, perform the following actions one at a time to correct the problem. Do not

replace a non-defective FRUs:

Internal Speaker Failure

If the internal Speakers fail, perform the following actions one at a time to correct the problem. Do not replace

a non-defective FRUs:

Sound Problems

If sound problems are experienced, perform the following actions one at a time to correct the problem.

1. Reboot the computer.

2. Navigate to Start´ Control Panel´ System and Maintenance´ System´ Device Manager. Check

the Device Manager to determine that:

START

Check M/B

T/P FCC

Check Upper

Cover

Replace

Mainboard

Reassemble

T/P FFC to

Mainboard

Swap/

Reassemble T/

P board or T/P

FFC

START

Check M/B

Speaker cable

Check Lower

Cover

Replace

Mainboard

Reassemble

Speaker cable

to Mainboard

Swap Lower

Cover

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Acer KB.I0800.004 Informacje Techniczne Strona 154