Item Component Spare part number
(12) Speakers (include cables and 4 rubber isolators) 686925-001
(13) USB board 686918-001
(14) Subwoofer (includes cables and 2 rubber isolators) 686926-001
(15) Power connector cable (includes bracket) 686900-001
(16) Base enclosure (includes battery release latch assembly) 686896-001
(17) Battery:
9-cell, 100-Wh, 3.0-Ah, Li-ion battery 672412-001
6-cell, 62-Wh, 2.8-Ah, Li-ion battery 671731-001
(18) DVD±RW Double-Layer with SuperMulti Drive (includes optical drive bezel
and optical drive bracket)
686916-001
(19) RTC battery (includes cable and double-sided tape) 672349-001
(20) Hard drive (does not include hard drive bracket, hard drive connector cable, or screws):
1-TB, 5400-rpm, 9.5-mm 676521-001
750-GB, 7200-rpm, 9.5-mm 633252-001
750-GB, 5400-rpm, 9.5-mm 634250-001
640-GB, 5400-rpm, 9.5-mm 669300-001
500-GB, 7200-rpm, 9.5-mm 634925-001
500-GB, 5400-rpm, 9.5-mm 669299-001
320-GB, 7200-rpm, 9.5-mm 641672-001
320-GB, 5400-rpm, 9.5-mm 622643-001
Hard Drive Hardware Kit (not illustrated, includes hard drive bracket, hard drive
connector cable, and screws)
686907-001
(21) Memory modules (2, PC3, 12800, 1600-MHz):
8-GB memory module 670034-001
4-GB memory module 641369-001
2-GB memory module 652972-001
(22) WLAN module:
For use on all computer models:
Atheros 9485GN 802.11b/g/n 1×1 WiFi and 3012 Bluetooth 4.0 Combo Adapter 655795-001
Atheros WB225 1×1 802.11b/g/n Bluetooth Combo Adapter 675794-001
Broadcom 4313GN 802.11b/g/n 1×1 WiFi and 20702 Bluetooth 4.0
Combo Adapter
657325-001
Ralink RT5390F 802.11b/g/n 1×1 WLAN module 670691-001
28 Chapter 3 Illustrated parts catalog