Illustrated parts catalog
Maintenance and Service Guide 3–7
(21) Optical drive (includes bezel and bracket; see “Mass storage devices” on page 3-10 for more spare part information)
■DVD±RW and CD-RW SuperMulti Double-Layer Combo Drive with LightScribe 517850-001
■Blu-ray ROM with LightScribe DVD±R/RW SuperMulti Double-Layer Drive 517852-001
(22) Real-time clock (RTC) battery 449729-001
(23) Memory modules (PC2-6400, 800-MHz, DDR2)
■4 GB (CQ61 only) 575566-005
■2 GB 573722-006
■1 GB 573721-006
(24) Battery
■6-cell, 2.55 Ah (55 Wh) Li-ion 484171-001
■6-cell, 2.2 Ah (47 Wh) Li-ion 484170-001
Item Description Spare Part Number