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MS-6791 M-ATX Mainboard
Front Panel Connector: JFP1 or JLEG1
The mainboard provides one front panel connector, JFP1 or JLEG1, for
electrical connection to the front panel switches and LEDs. JFP1 is compliant
®
with Intel
Front Panel I/O Connectivity Design Guide.
PIN
1
2
3
4
5
6
7
8
9
2-18
JLEG1 Pin Definition
PIN
SIGNAL
PIN
1
HDD+
8
2
GNDL
9
3
SLED2
10
4
PLED1
1 1
5
PWSW+
12
6
PWSW-
13
7
NC
14
JFP1 Pin Definition
SIGNAL
DESCRIPTION
HD_LED_P
Hard disk LED pull-up
FP PWR/SLP
MSG LED pull-up
HD_LED_N
Hard disk active LED
FP PWR/SLP
MSG LED pull-up
RST_SW_N
Reset Switch low reference pull-down to GND
PWR_SW_P
Power Switch high reference pull-up
RST_SW_P
Reset Switch high reference pull-up
PWR_SW_N
Power Switch low reference pull-down to GND
RSVD_DNU
Reserved. Do not use.
1
7
JLEG1
1
9
JFP1
SIGNAL
HDD-
SPEAKER
BUZ+
BUZ-
VCCSPK
RESET
GNDR
8
14
2
10
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