Kontron Mungo545, User Manual

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Mungo545 User’s Manual 29
J9: Front Bezel Connector
The front bezel of the case has a control panel that provides light
indication of the computer activities and switches to change the computer
status. J9 is a 20-pin header that provides interfaces for the following
functions.
Hard Disk Drive LED
Reset Switch
Turbo LED Connector
Power button
Ground
Green Function
Power LED and Keylock
Speaker
Speaker: Pins 1 - 4
This connector provides an interface to a speaker for audio tone
generation. An 8-ohm speaker is recommended.
Pin # Signal Name
1 Speaker out
2 No connect
3 Ground
4 +5V
Green Function: Pins 6 and 16
This connector is for the “Green Switch” on the control panel, which,
when pressed, will force the motherboard immediately into the power
saving (sleep) mode.
Pin # Signal Name
6 Sleep
16 Ground
ATX Power ON Switch: Pins 7 and 17
This 2-pin connector is an “ATX Power Supply On/Off Switch” on
the system that connects to the power switch on the case. When
pressed, the power switch will force the system to power on. When
pressed again, it will force the system to power off.