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18
F eature Interface
1 7 B
18.1
C onnector
8 2 B
The feature connector is available through the X12 connector (26 pins) and controls functions such as
the PS/2 keyboard clock and data, hard-disk LED, USB serial bus ports, and various ATX power signals.
The following table shows the pin-out of the connector.
Pin
Signal Name
1
KBCLK
PS/2 Keyboard clock
3
KBDAT
PS/2 Keyboard data
5
VCC *
7
NC
For internal use only!
9
H_LED
11
NC
For internal use only!
13
NC
For internal use only!
15
GND
17
NC
For internal use only!
19
5V_SB
ATX standby supply
21
PS-ON
ATX power on signal
23
PWRBTN
ATX power button
25
USB2-
Universal serial bus port 2 (-)
Notes: (*) To protect the external power lines of peripheral devices, make sure that:
-- the wires have the right diameter to withstand the maximum available current
-- the enclosure of the peripheral device fulfils the fire-protecting requirements of IEC/EN 60950.
The current of the pins on this connector is limited to 0.5A.
18.2
C onfiguration
8 3 B
You cannot configure the Feature interface from the BIOS Setup Utility.
18.3
S ignal Description
8 4 B
K BCLK/KBDAT/MSCLK/MSDAT
2 2 3 B
Keyboard and PS/2 mouse data and clock signal.
®
Do not use the keyboard and the mouse signals at the same time as the signals on the
front bracket.
H _LED (Hard-disk LED)
2 2 4 B
Signal shows activity on primary and secondary IDE drive. Connect the cathode of the
®
LED to the H_LED pin and the anode of the LED to the VCC supply voltage pin. The
required 470R resistor is already mounted on board of the coolMONSTER/VC and
coolMONSTER/VE.
Kontron User's Guide
coolMonster/PM
Function
Pin
2
4
+5V
6
8
Hard-disk LED
10
12
14
Ground
16
18
20
22
24
26
Signal Name
Function
MSCLK
PS/2 Mouse clock
MSDAT
PS/2 Mouse data
NC
For internal use only!
GND
Ground
NC
For internal use only!
SPEAKER
Speaker out
NC
For internal use only!
RESIN
Reset input
NC
For internal use only!
LILED
Link integrity LED
SPEEDLED
Speed LED
ACTLED
Activity LED
USB2+
Universal serial bus port 2 (+)
42
18 17BFeature Interface
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