User's Manual

System Rear View - All Models
.1/ Diskette Drive Cover
.2/ Power Switch
.3/ Microphone/Line-In Jack
.4/ Headphone Jack
Note: Not all models have jacks .3/ and .4/.
.5/ Power Jack
.6/ Serial Connector
.7/ Parallel Connector
.8/ External Display Connector
.9/ Reset Pushbutton
.1ð/ System Expansion Connector
Note: Model 355x does not have this connector.
A multimedia portable expansion unit, port
replicator, or port replicator with PCMCIA can be
connected to this interface to support the following
features.
 16-bit AT-bus interface
 Serial port
 Parallel port
 Keyboard and mouse
 HDD connection
 LED control signals
 Visual signals
 Audio signals
 FDD signals
 PCMCIA signals
 Power controls
 Power line
.11/ Connector Door
.12/ Rear Door
ThinkPad 355x, 360x, 370C, 750x, 755C, 755Cs 291