7.2 Rear View
1 External Power Jack
2 Communication Interface Connector
3 Machine Identification Label
4 System Expansion Port
5 I/O Panel
6 Power Control Switch for Communications Cartridge
7 External Display Port
8 Parallel Port
9 Serial Port
10 External Input Device Port
11 Lid
PICTURE 27
IBM PS/2 Model N51 SX HMR
Rear View
¦ Copyright IBM Corp. 1991
7.2 - 1