HP DV7 manual Optical drive bay space saver not illustrated, Battery, Wlan module

Item	Component	Spare part number
	DVD±RW Double-Layer LightScribe SuperMulti Drive	659875-001
	For use only with computer models equipped with an AMD processor:
	Blu-ray Disc R/RW with SuperMulti DVD±R/RW Double-Layer Drive with LightScribe	641850-001
	DVD±RW Double-Layer LightScribe SuperMulti Drive	641851-001
	For use only with computer models equipped with an Intel processor:
	Blu-ray Disc ROM with SuperMulti DVD±R/RW Double-Layer Drive with LightScribe	641302-001
	Blu-ray Disc R/RW with SuperMulti DVD±R/RW Double-Layer Drive with LightScribe	641303-001
	DVD±RW Double-Layer LightScribe SuperMulti Drive	641301-001
	Optical drive bay space saver (not illustrated)	659624-001
	Optical Drive Hardware Kit (not illustrated, includes bracket, optical drive cable,	641549-001
	bezels (2), and screws
(21)	Battery
	9-cell, 100-WHr, 3.00-AHr, LI	636631-001
	6-cell, 62-WHr, 2.80-AHr, LI	593562-001
	6-cell, 55-WHr, 2.55-AHr, LI	593554-001
(22)	RTC battery (includes cable and double-sided tape)	640902-001
(23)	Memory modules (2, DDR3, 10600, 1333-MHz)
	8 GB (for use only with computer models equipped with an Intel processor)	634091-001
	4 GB	621569-001
	2 GB	621565-001
	1 GB	639736-001
(24)	WLAN module:
	For use with all computer models:
	Atheros 9485GN 802.11b/g/n 1×1 WiFi and 3012 Bluetooth 4.0 Combo Adapter	655795-001
	Atheros AR9285 802.11b/g/n 1×1 WiFi Adapter	605560-005
	Broadcom 4313 802.11b/g/n 1×1 WiFi Adapter	593836-001
	Broadcom 4313 802.11b/g/n 1×1 WiFi and 2070 Bluetooth 2.1+EDR Combo adapter	600370-001
	(BT3.0HS ready)
	Broadcom 4313GN 802.11b/g/n 1×1 WiFi and 20702 Bluetooth 4.0 Combo Adapter	657325-001
	Ralink RT3090BC4 802.11b/g/n 1×1 WiFi and Bluetooth 2.1+EDR Combo adapter	630705-001
	(BT3.0HS ready)
	Ralink 5390GN 802.11b/g/n 1×1 WiFi Adapter	630703-001
	Realtek RTL8188CE 802.11b/g/n 1×1 WiFi and Bluetooth 4.0LE Combo Adapter	656119-001
	For use only with computer models equipped with an AMD processor:

Computer major components 31