Input devices (keyboards, mices, joysticks)  > obsolete computers pinouts
Quite uncommon connector. Used on old RS/6000 machines.

 This connector ist similar to the common PS/2 connectors but uses the two pins unconnected in PS/2 to control the keyboard's speaker. The protocol used is the same as PS/2.

Function Dir Description
1 DATA <->  Key Data
2 Speaker -->  Keyboard Speaker
3 GND ---  Gnd
4 VCC -->  Power , +5 VDC
5 CLK -->  Clock
6 Speaker Gnd ---  Keyboard Speaker

 Note: Direction is Computer relative Keyboard.

6 pin mini-DIN female (PS/2 STYLE) connector layout
6 pin mini-DIN female (PS/2 STYLE) connector
at the computer
According to 2 reports in our database (2 positive and 0 negative) this pinout should be correct.

Is this pinout
Source(s) of this and additional information:
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