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5.
System panel connector (10-pin F_PANEL1)
This connector supports several chassis-mounted functions.
IMBM-H81B System panel connector
•
System power LED (2-pin PWR_LED)
This 2-pin connector is for the system power LED. Connect the chassis
power LED cable to this connector. The system power LED lights up when
you turn on the system power, and blinks when the system is in sleep mode.
•
Hard disk drive activity LED (2-pin HDD_LED)
This 2-pin connector is for the HDD Activity LED. Connect the HDD Activity
LED cable to this connector. The HDD LED lights up or flashes when data is
read from or written to the HDD.
•
ATX power button/soft-off button (2-pin PWR_BTN)
This 2-pin connector is for the system power button.
•
Reset button (2-pin RESET)
This 2-pin connector is for the chassis-mounted reset button for system
reboot without turning off the system power.
6.
Digital I/O connector (10-pin DIO1)
This connector includes 8 I/O lines (In/Out programmable). All of the Digital
I/O lines are programmable and each I/O pin can be individually programmed
to support various devices.
IMBM-H81B Digital I/O connector
2-20
IMBM-H81B
IMBM-H81B
F_PANEL
(NC)
(NC)
GND
Reset
HDDLED#
HDDLED
GND
PWRBTN#
GND
Power LED
PIN 1
DIO1
PIN 1
IMBM-H81B
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