Keyboard/Mouse Port

See > Cleaning the Mouse
 

Use the below Voltage Chk marked column for DC-Voltage measurements. (all voltages are ± 5%)

NOTE: If a mouse or other pointing device is attached, remove it to see if the error symptom goes away.
If the symptom goes away, the mouse or pointing device is defective.

PS/2-CPU	AT-CPU	KBD	KBD Signal-name	Mouse Signal-name	Combined KBD / Mouse	Voltage Chk.
-	-	-	-	-	Aptiva 2158, 2163 2164	-
1	2	B	+KBD Data	+Mouse Data	+KBD Data	+5.0 Vdc
2 *)	---	F	not used	not used	+Mouse Data	---
3	4	C	Ground	Ground	Ground	Ground
4	5	E	+5 Vdc	+5 Vdc	+5 Vdc	+5.0 Vdc
5	1	D	+KBD Clock	+Mouse Clk	+KBD Clock	+5.0 Vdc
6 *)	---	A	Not used	Not used	+Mouse Clock	---
Shield	Shield	Shield	Frame GND	Frame GND	Frame GND	---

*) This pin may be not available, or, if available - not connected.

Serial-port / PS/2-MOUSE-port - Adapter
for LogiTech PilotMouse+ (Logitech MouseWare for Windows)