HP 550 manual Mass storage devices, Description Spare part number

Mass storage devices

Item	Description	Spare part number
(1)	Optical drives (include bezel and bracket)
	Supports the following PATA optical drives:
	DVD±RW and CD-RW SuperMulti Double-Layer Combo Drive with LightScribe	500768-001
	DVD/CD-RW Combo Drive	500767-001
	DVD-ROM Drive	500766-001
	Supports the following SATA optical drives:
	DVD±RW and CD-RW SuperMulti Double-Layer Combo Drive with LightScribe	507116-001
	DVD/CD-RW Combo Drive	507117-001
	DVD-ROM Drive	507115-001
(2)	Hard drives (include bracket)
	250-GB, 5400-rpm	500763-001
	160-GB, 5400-rpm	500762-001
	120-GB, 5400-rpm	500761-001

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