Features and specifications
External interface
Serial connector (EIA-RS232D)
Parallel connector (IEEE 1284A—supports an
external-diskette-drive interface with attached cable and adapter)
External input-device connector
External-monitor connector
Expansion connector
PC Card slots (two Type I or Type II PC Cards, or one Type III
PC Card)
Headphone jack
Line-in jack
Microphone jack
Infrared port
Universal serial bus (USB) connector
Telephone connector (available if the modem Mini-PCI Card or
the Combo Mini-PCI Card is installed)
Ethernet connector (available if the Ethernet Mini-PCI Card or the
Combo Mini-PCI Card is installed)
UltraPort connector to support an optional IBM digital camera
Video-out connector
Ultrabay 2000
4
IBM ThinkPad T20 User's Reference