Item Description Spare part number
(13) RTC battery 482963-001
(14) Top cover (includes smart card reader and TouchPad buttons) 486303-001
(15) TouchPad (includes cable and TouchPad button board and cable) 486306-001
(16) Fingerprint reader board (includes cable) 486309-001
(17) Audio/ExpressCard assembly (includes ExpressCard slot, cable, headphone and
microphone connectors, and SD card reader slot)
482959-001
(18) Speaker 486308-001
(19) System boards (include replacement thermal material)
 
For use only with computer models with discrete graphics subsystem memory (includes
256 MB of graphics subsystem memory
486300-001
  For use only with computer models with discrete graphics subsystem memory (includes
128 MB of graphics subsystem memory
486299-001
  For use only with computer models with UMA graphics subsystem memory 486301-001
(20) Batteries
 
6-cell, 55-Wh Li-ion battery 482962-001
  4-cell, 37-Wh Li-ion battery 482961-001
(21) Base enclosure 482960-001
  Rubber Kit (not illustrated, includes base enclosure rubber feet and rubber
screw covers)
482968-001
(22) Optical drives (include bezel and bracket)
 
DVD±RW and CD-RW SuperMulti Double-Layer Combo Drive with LightScribe 483190-001
  DVD/CD-RW Combo Drive 483189-001
  DVD-ROM Drive 483191-001
  Upgrade bay device cradle 502332-001
(23) Hard drives (include bracket)
 
250-GB, 5400-rpm 483187-001
  160-GB, 7200-rpm 483186-001
  160-GB, 5400-rpm 483185-001
  120-GB, 7200-rpm 483184-001
  120-GB, 5400-rpm 483183-001
  80-GB solid-state drive (not illustrated) 486304-001
(24) External memory modules (PC2-6400, 800-MHz, DDR2)
 
4096-MB 483195-001
  2048-MB 483194-001
 1024-MB 483193-001
24 Chapter 3   Illustrated parts catalog