Lindy CPU SWITCH warranty Expansion port pin

CABLE CONNECTION	CABLE SPECIFICATION
LINDY CPU Switch to PCs	These require a special converter to connect the RS232 lines
1 to 16	present on the LINDY CPU Switch mouse ports to the RS232
RS232 serial mice	port on a PC. The wiring is identical to that used by Microsoft
	for their autosensing mouse adapter and is shown below:

	Cables should be no longer than 30 metres.
Expansion port pin	The 15 way D connector located on the back of the LINDY
assignments	CPU Switch provides connections for the remote control
	module and allows an external RS232 device to control the
	LINDY CPU Switch. See section 3.5 for more details.
	Pin 9 = GND
	Pin 11 = RXD
	Other pins to be left unconnected

LINDY ELECTRONICS LTD Installation & Use – English Guide Page 35