Sony PCV-R528DS - Manual (Page 70)

VAIO Digital Studio Reference Manual 62
Keyboard and Mouse Connectors
The keyboard connector and the mouse connector are 6-pin female
PS/2-type (mini-DIN) connectors. They have identical pinouts.
Keyboard and Mouse
Pin
Signal Name
1 DATA
2 NC
3 LOGIC GND
4 +5V (fused)
5 CLOCK
6 NC
1 2345
KY0032.VSD
1 6
1 6
Optional Keyboard
Mouse