5. Function Illustrations
M81E-X Series User’s Manual
25
Step4: Front Panel I/O Connections
This motherboard connects to the front panel I/O are located on jumper block
FSP1. Follow the instruction carefully for proper connections to your front panel
display and control. This section explains how to connect these components.
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PW-SW :
It is a 2-Pin header connects to the chassis-mounted power button.
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RST-SW :
It is a 2-Pin header connects to the chassis-mounted reset switch
and is used to reboot the system.
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HD-LED :
It is a 2-Pin header connects to the chassis-mounted HDD LED to
indicate HDD activity.
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SPEAKER :
It is a 4-Pin header connects to the chassis-mounted speaker.
When system has any abnormally state that you will hear warnings through
speaker.(If you have a speaker on the chassis that we recommend not to use
them because it will have buzzer noise when the system is booted.)
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PW-LED :
It is a 3-Pin header connects to the chassis-mounted power LED to
indicate onboard power state.
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KB-LK :
It is a 2-Pin header connects to the chassis-mounted key lock switch
that is used to lock the keyboard for security purpose.
Step5:
ATX1 / HDD / FDD Power Connection
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Connect ATXPWR of the power supply unit to the ATX1 connector on the
motherboard.
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Connect HDDPWR of the power supply unit to the power connector on the HDD
device.
SPEAKER
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+++++
PW-SW
RST-SW
PW-LED
KB-SW
2 1
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HD-LED
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2 1
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