1 INSTRUCTIONS: 2 3 - Start with test #3 (Device enumeration) to get an overview of the available 4 audio devices. 5 - Next, proceed with test #4 (Device selection) to get more details about 6 the supported functions for each audio device. 7 - Verify two-way audio in test #5. 8 Repeat this test for different selections of playout and recording devices. 9 - More detailed tests (volume, mute etc.) can also be performed using #6-#11. 10 11 NOTE: 12 13 - Some tests requires that the user opens up the audio mixer dialog and 14 verifies that a certain action (e.g. Mute ON/OFF) is executed correctly. 15 - Files can be recorded during some tests to enable off-line analysis. 16 - Full support of 'Default Communication' devices requires Windows 7. 17 - If a test consists of several sub tests, press any key to start a new sub test. 18 19 KNOWN ISSUES: 20 21 - Microphone Boost control is not supported on Windows Vista or Windows 7. 22 - Speaker and microphone volume controls will not work as intended on Windows 23 Vista if a 'Default Communication' device is selected in any direction. 24