Mass storage devices
| Item | Component | Spare part number | 
|   |   | 
| (1) | Hard drive (2.5-in, 7.0-mm, SATA; does not include hard drive connector cable, hard drive bracket, or screws): | 
|   |   |   | 
|   | 640-GB, 5400-rpm | 603785-001 | 
|   |   |   | 
|   | 500-GB, 5400-rpm | 634932-001 | 
|   |   |   | 
|   | 320-GB, 5400-rpm | 622643-001 | 
|   |   |   | 
|   | 250-GB, 5400-rpm | 622641-001 | 
|   |   |   | 
|   | Hard Drive Hardware Kit, includes: | 646122-001 | 
|   |   |   | 
| (2) | Hard drive bracket |   | 
|   |   |   | 
|   | Screws (not illustrated) |   | 
|   |   |   | 
| (3) | Optical drive (includes bezel and bracket: |   | 
|   |   |   | 
|   | DVD±RW and CD-RW Super Multi Double-Layer Combo Drive with LightScribe | 646126-001 | 
|   | (select models only) |   | 
|   |   |   | 
|   | DVD±RW and CD-RW Drive | 659879-001 | 
|   |   |   | 
|   | DVD-ROM Drive | 659638-001 | 
|   |   |   | 
|   | Optical drive slot space saver | 659632-001 | 
|   |   |   | 
24 Chapter 3 Illustrated parts catalog