Acer S500 Service Guide - Page 54

Audio： Connect handset before start the test. When test WAC, you can test speaker, receiver and earphone. When test MIC, you can test handset MIC and earphone MIC. Tap "Test" to start. Pass Criteria： - WAV -> Speaker：audio output to speaker. - WAV -> Receiver：audio output to receiver. - WAV -> Earphone：audio output to earphone. - MIC -> Handset MIC：record 5 sec. voice from handset MIC then output to speaker. - MIC -> Earphone MIC：record 5 sec. voice from earphone MIC then output to speaker. Tap "Back" key and selected "Yes" or "No" to quit the test. Chapter 4 48