Service Guide
Page 154
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: 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: 144 Chapter 4 Touchpad Failure If the Touchpad doesn't work, perform the following actions one at a time to correct the problem.