Acer Aspire 4930 Aspire 4930 / 4930G Service Guide - Page 166

Touch Pad Failure If the Touch Pad 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: 156 Chapter 4