Pinouts >  Keyboard, Mouse and other input devices cables and adapters scheme  >  Kensington pinouts
9 pin D-SUB female connector layout
9 pin D-SUB female connector
Computer serial cable for the Kensington Expert Mouse trackball
computer serial port Pin
computer serial port Pin
Direction mouse Pin
mouse Pin
CD 1 <-- 5 CD Carrier Detect
RXD 2 <-- 4 RXD Receive Data
TXD 3 --> 7 TXD Transmit Data
DTR 4 --> 6 DTR Data Terminal Ready
GND 5 --- 2 GND Ground
DSR 6 --> 1 DSR Data Set Ready
RTS 7 <-- 3 RTS Request to send
CTS 8 <-- 8 CTS Clear to Send

Pin 9 on the 9pin d-sub is not connected.

8 pin mini-DIN male connector layout
8 pin mini-DIN male connector
According to 1 reports in our database (0 positive and 0 negative) the Kensington Expert Mouse serial cable pinout may be incorrect.

Is this pinout
Kensington Expert Mouse serial cable visual pinout:click to enlarge
Copyright © 2000-2022 by team, except user uploaded images.
No portion of this webpage may be reproduced in any form without visible link to .
Efforts have been made to ensure this page is correct, but it is the responsibility of the user to verify the data is correct for their application.