J1: Speaker Connector; J3: Reset Switch Connector; J4: Hard Disk Drive Led Connector - Kontron Mungo540 User Manual

Front Bezel Connector
J1: Speaker Out: Pins 1 - 4
This connector provides an interface to a speaker for audio
tone generation. An 8-ohm speaker is recommended.
J5: SMI / Hardware Switch
J3: Reset Switch
J3: Reset Switch: Pins 1 and 2
The reset switch allows the user to reset the system without
turning the main power switch off and then on again.
Orientation is not required when making a connection to this
header.
J4: Hard Disk Drive LED Connector: Pins 1 and 2
This connector connects to the hard drive activity LED on
control panel. This LED will flash when the HDD is being
accessed.
18
Pin # Signal Name
1 Speaker out
2 No connect
3 Ground
4 +5V
J6: Power LED
J4: Hard Disk Drive LED
Pin # Signal Name
1 Reset
2 Ground
Pin # Signal Name
1 HDD
2 5V
Mungo540 User's Manual