Xycom 9450 Manual page 17

Parallel Port
PWR/Key
COM1/COM2 Ports
External Battery
Rear Keyboard Connector
Touch Screen Cable
Figure Chapter 3 -3. Internal System Components
The parallel port connector is a DB-25 female and is
located on the CPU board for all configurations. The
pinouts for connectors and ports are shown in Appendix
C.
This 15-pin dual row DB connector provides the power,
keyboard and LED signals to the front keypad controller
board.
These serial ports are RS-232 and use DB-9 male con-
nectors. The optional built-in mouse uses the COM2
port.
The 9450 has an external battery located to the right of
the PWR/Key connector.
There is a PC/AT keyboard connector on the rear of the
9450. Both front and rear keyboards can be connected
simultaneously.
The optional touch screen cable has a 9-pin DB con-
nector which is attached to the connector on the touch
screen adapter board located in Slot 5.
Chapter 2 - Testing
5