IBM ThinkPad 310ED - Rear View

Rear View
.1/ I/O door
.2/ Power jack
.3/ Security keyhole
.4/ Microphone-in jack
.5/ Line-in jack
.6/ External diskette drive connector
.7/ Line-out/headphone jack
.8/ Serial connector
.9/ Parallel connector
.1ð/ External display connector
.11/ External input device connector
ThinkPad 310, 310D, 310E, 310ED (2600) 67