Item Description Spare part number
(19) Memory modules (1066 MHz, DDR3)
●
2 GB PC3-10600 MHz 581096-001
● 4 GB PC3 10600 1333 MHz shared 621569-001
●
1 GB PC3 10600 1333 MHz shared 639738-001
(20) RTC battery (includes mounting adhesive) 449137-001
(21) Hard drive
Supports the following 9.5 mm, 6.35 cm (2.5 in) SATA hard drives:
●
750 GB, 5400 rpm 634250-001
● 640 GB, 5400 rpm 603785-001
●
500 GB, 7200 rpm 634925-001
●
500 GB, 5400 rpm 634638-001
Supports the following 7.0 mm, 6.35 cm (2.5 in) SATA hard drives:
●
320 GB, 7200 rpm 634862-001
●
250 GB, 7200 rpm 634861-001
● Hard Drive Hardware Kit (not illustrated, includes bracket and screws) 640878-001
(22) Optical drive (includes optical drive bezel and bracket)
DVD±RW and CD-RW SuperMulti Double-Layer Combo Drive with LightScribe 639570-001
Blu-ray Disc ROM with LightScribe DVD±R/RW SuperMulti Double-Layer Drive 639571-001
(23) Hard drive connector board 644525-001
(24) Battery
● 6-cell Li-lon, 2.20 Ah, 47 Wh 593553-001
●
6-cell Li-lon, 2.55 Ah, 55 Wh 593554-001
Rubber Kit (not illustrated, includes bumper and rubber feet) 639572-001
(25) Plastics Kit (includes service access cover) 640889-001
Computer major components 21
