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Table 7. Specifications (continued)
Feature Description
Standard memory v 512-MB DDR2-667 SDRAM SO-DIMM (PC2-5300) card × 2
v 1-GB DDR2-667 SDRAM SO-DIMM (PC2-5300) card × 1
v 1-GB DDR2-667 SDRAM SO-DIMM (PC2-5300) card × 2
v 2-GB DDR2-667 SDRAM SO-DIMM (PC2-5300) card × 1
v 2-GB DDR2-667 SDRAM SO-DIMM (PC2-5300) card × 2
Optional memory v 512-MB DDR2-667 SDRAM SO-DIMM (PC2-5300) card
v 1-GB DDR2-667 SDRAM SO-DIMM (PC2-5300) card
v 2-GB DDR2-667 SDRAM SO-DIMM (PC2-5300) card
(maximum
of 4.0 GB)
Extended memory device
(some models)
v Intel Turbo Memory 2-GB Minicard
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 160 GB, 7200 rpm, 9.5 mm high, SATA interface
Supported
hard disk drives depend on the model.
Optical drive v DVD/CD-RW combo drive, 12.7 mm high
v DVD multi drive, 12.7 mm high
v Blu-ray combo drive, 12.7 mm high
v Blu-ray drive, 12.7 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
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 slot (some models)
Internal modem v 56.6 Kbps
Audio v Built-in stereo speakers
v Software control volume
Ethernet (on the system
board)
v Gigabit Ethernet
PCI Express Mini Card v ThinkPad 11b/g Wireless LAN Mini PCI Express Adapter
III
v Intel WiFi Link 5100
v Intel WiMAX/WiFi Link 5150
v Ericsson F3507g USA - Wireless WAN card
v Ericsson F3507g Other - Wireless WAN card
ExpressCard/Smart Card
slot
v One ExpressCard slot
v One Smart Card slot
Bluetooth wireless (some
models)
v ThinkPad Bluetooth with Enhanced Data Rate (BDC-2.1)
Touch pad v UltraNav
®
50 ThinkPad SL300 Hardware Maintenance Manual