System Board (700)
▌1▐ External Input Device Connector
▌2▐ System-Expansion Connector (240-pin)
▌3▐ Parallel Connector
▌4▐ Serial Connector
▌5▐ Diskette Drive Connector
▌6▐ Password-override connector
▌7▐ Base Memory Card Interface
▌8▐ Video Card Interface
▌9▐ Backup Battery Connector
▌10▐ Processor Card Interface
▌11▐ Hard Disk Drive Connector
▌12▐ Speaker Connector
▌13▐ Voltage Converter Interface
▌14▐ System Status Indicator Connector
▌15▐ Keyboard Control Card Interface
(Front side)
(Rear side)
ThinkPad 700, 700C, 720, 720C (9552) 111