Lenovo ThinkPad R40 Hardware Maintenance Manual - Page 46
Feature, Description - network controller
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Product overview Feature Description I/O port v External monitor connector v Stereo headphone jack v Monaural microphone jack v Infrared port v Docking connector v RJ11 connector v RJ45 connector v Universal serial bus (USB) connector × 3 (compatible with USB 1.1 and 2.0) Internal modem v 56.6 Kbps Audio v Built-in stereo speakers v Software control volume Infrared transfer v IrDA 1.1 Ethernet (on the system board) v Gigabit Ethernet PCI Express Mini Card v ThinkPad 11a/b/g Wireless LAN Mini PCI Express Adapter v Intel PRO Wireless 3945ABG Mini-PCI Express Adapter v ThinkPad 11a/b/g/n Wireless LAN Mini-PCI Express Adapter v Sierra Wireless EV-DO Wireless WAN Mini PCI Express Adapter v Sierra Wireless MC8755 PCI Express MiniCard v Integrated Cingular HSDPA 3G Wireless Broadband Network Adapter PC Card /ExpressCard slots v ExpressCard (34 module, 54 module) for upper slot v PC Card (Type-II) for lower slot Bluetooth wireless (some models) v ThinkPad Bluetooth with Enhanced Data Rate (BDC-2) Modem v ThinkPad Modem (MDC-1.5, 56 kbps HDA) Touch pad ThinkLight® v UltraNav® Yes Battery v Li-ion battery (6 cells) 5.2 Ah v Li-ion battery (9 cells) 7.8 Ah v Ultrabay Slim Li Polymer battery (3 cells) (option) AC adapter v 65-watt type v 90-watt type Preinstalled operating system v Windows XP Professional v Windows XP Home Edition v Windows Vista® Home Premium (32 bit) v Windows Vista Business (32 bit) v Windows Vista Ultimate (32 bit) 40 MT 1951, 1952, 1953, 1954, 1955, 1956, 2007, 2008, 2009, 2613, 2623, and 2637