IBM W500, T500 manual Cmos RAM

Table 7. Specifications (continued)

Feature	Description
Optional memory	v	512-MB DDR3-1066 SDRAM SO-DIMM (PC3-8500) card ⋅
	v	1
		1-GB DDR3-1066 SDRAM SO-DIMM (PC3-8500) card ⋅ 1
	v 2-GB DDR3-1066 SDRAM SO-DIMM (PC3-8500) card ⋅ 1
		(maximum of 4.0 GB)
CMOS RAM	v	242 bytes
Hard disk drive	v	80 GB, 5400 rpm, 9.5 mm high, SATA interface
	v 160 GB, 5400 rpm, 9.5 mm high, SATA interface
	v 250 GB, 5400 rpm, 9.5 mm high, SATA interface
	v 320 GB, 5400 rpm, 9.5 mm high, SATA interface
	v 100 GB, 7200 rpm, 9.5 mm high, SATA interface
	v 160 GB, 7200 rpm, 9.5 mm high, SATA interface
	v	200 GB, 7200 rpm FDE (Full Disk Encryption), 9.5 mm
		high, SATA interface
	Supported hard disk drives are depend on the model.
Solid state drive	v	64 GB, 8 mm high, SATA interface
Serial Ultrabay Slim device	v	DVD/CD-RW combo drive, 9.5 mm high
(standard)	v	DVD multi drive, 9.5 mm high
	v Blu-ray drive, 9.5 mm high
Fingerprint reader	Some models
I/O port	v	External monitor connector
	v	Stereo headphone jack
	v	Monaural microphone jack
	v	IEEE 1394 connector (some models)
	v	Docking connector
	v	RJ11 connector
	v	RJ45 connector
	v Universal serial bus (USB) connector ⋅ 3 (compatible with
		USB 1.1 and 2.0)
	v 7-in-1 media card reader (some models)
Internal modem	v	56.6 Kbps
Audio	v	Built-in stereo speakers
	v	Software control volume
Ethernet (on the system	v	Gigabit Ethernet
board)
PCI Express Mini Card	v	ThinkPad 11b/g Wireless LAN Mini PCI Express Adapter
		III
	v Intel WiFi Link 5100
	v Intel WiFi Link 5300
ExpressCard slots	v	One ExpressCard slot and one PC Card (Type-II) slot
	v One ExpressCard slot and one Smart Card slot slot
Bluetooth wireless (some	v	ThinkPad Bluetooth with Enhanced Data Rate (BDC-2.1)
models)
Modem	v	ThinkPad Modem (MDC-3.0, 56 kbps HDA)
Touch pad	v	UltraNav®
ThinkLight®	Yes
Battery	v	Li-ion battery (6 cells) 2.6 Ah
	v Li-ion battery (9 cells) 2.6 Ah
	v Ultrabay Slim Li Polymer battery (3 cells) (option)

48ThinkPad T500 and W500 (15.4-inch widescreen) Hardware Maintenance Manual