27
The Rear View
The ports on the rear side of the tower, desktop or small desktop devices can vary in detail
depending on the system configuration. Because of the wide product range, the usual port
options are shown here.
1. The power switch (optional). Here you can switch off the device when it will not be
used for an extended period. If you want to avoid using any power whatever, you have
to disconnect the mains plug.
2. Mains connection socket. The power cable is inserted here.
. Mouse connection socket. The PS/2 mouse is connected here.
4. Keyboard connection socket. The PS/2 keyboard is connected here.
5. FireWire port (IEEE 194). Devices such as cameras, hard disk drives, etc. are con-
nected here.
6. eSATA port. External SATA hard disk drives can be connected here.
7. The serial COM1 interface. Serial peripheral equipment such as a serial mouse, exter-
nal modems, etc. can be connected here.
8. Parallel LPT1 interface. This interface is a 25-pin socket. Here you can connect a
printer.
9. 15-pin graphics card port. The monitor is connected here. This socket may also be
located on an expansion card (1) depending on the system configuration.
1394
eSATA
