3. Tests and Diagnostics 3.11 ODD Test
3-16 satellite M750X Series Maintenance Manual
3. 9 ODD Test
The ODD test allows a user to aurally confirm the ODD functions.
NOTE: A CD disc (including data file) must be inserted into the ODD drive before this test
starts.
The ODD test includes two subtests of the:
1. Random read/partial sequential read function
2. Sequential read function (for all surface)
Each item can be chosen by manual. When each test item finished, the ODD tray will open. Check
whether the tray can open automatically.
NOTE: Press “Esc” key can skip the current subtest.
The screen should display as below, indicating whether the subtests pass or fail when finished.