Acer Aspire 7530 Aspire 7230/7530/7530G Service Guide - Page 144

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: 134 Chapter 4