Features
External interface
vSerial connector
vParallel connector (IEEE 1284A)
v
vPC Card slot ( Type I, Type II, or Type III PC Card)
vHeadphone jack
v
vMicrophone jack
vUniversal Serial Bus (USB) connector
vRJ11 telephone connector (available if the modem
vRJ45 Ethernet connector (available if the Ethernet
vUltrabay™ 2000
vExpansion connector
4ThinkPad® A21e Service and Troubleshooting Guide