Mach Speed Technologies MSNV-939 Manual page 16

MSNV-939
Power Source Header for PS/2 Keyboard/Mouse: JKBMSV1
Pin 1-2 Close: +5V for PS/2 keyboard and mouse.
Pin 2-3 Close: PS/2 keyboard and mouse are powered with +5V standby
voltage.
Note: In order to support this function "Power-on system via keyboard and mouse",
"JKBMSV1" jumper cap should be placed on Pin 2-3.
CD-ROM Audio-in Connector: JCDIN1
This connector allows user to connect the audio source from the variety devices,
like CD-ROM, DVD-ROM, PCI sound card, PCI TV turner card etc..
1 3
Pin
1
2
3
4
4 1
14
1 3
Pin 1-2 Close
(Default)
1 3
Pin 2-3 Close
Assignment
Left channel input
Ground
Ground
Right channel input