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TOPIC
This article explains how to determine which mechanism is used in an external USB or FireWire optical drive and what version of firmware that mechanism uses. This information can be useful in determining if the drive is compatible with iTunes.
DISCUSSION
Follow these steps to determine an optical drive's mechanism and firmware version:
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1. Connect the external optical drive to the computer.
2. Start up the computer in Mac OS 9.x
3. Choose Apple System Profiler from the Apple menu
4. Click the Devices and Volumes tab.
5. Locate the listing for the optical drive in the USB or FireWire device tree.
6. Click the disclosure triangle to the left of the device listing to get more information about it.
Figure 1 Apple System Profiler information about an optical drive
1. Mechanism model
2. Firmware version
3. Mechanism vendor
Note: Apple System Profiler version 2.5.8 or later is required. This version of Apple System Profiler is included in the Authoring Support Update version 1.1.
Use the Software Update control panel to download and install the Authoring Support Update version 1.1. You can also download Authoring Support Update version 1.1 from Apple Software Updates at http://www.apple.com/swupdates/ .
For the latest information about supported CD-RW drives, visit the iTunes Web site at http://www.apple.com/itunes/ .