MSI K9NGM Series

2-20
MS-7252 Mainboard
PIN SIGNAL DESCRIPTION
1 HD_LED + Hard disk LED pull-up
2 FP PWR/SLP MSG LED pull-up
3 HD_LED - Hard disk active LED
4 FP PWR/SLP MSG LED pull-up
5 RST_SW - Reset Switch low reference pull-down to GND
6 PWR_SW + Power Switch high reference pull-up
7 RST_SW + Reset Switch high reference pull-up
8 PWR_SW - Power Switch low reference pull-down to GND
9 RSVD_DNU Reserved. Do not use.
JFP1 Pin Definition
PIN SIGNAL DESCRIPTION
1 GND Ground
2 SPK- Speaker-
3 SLED Suspend LED
4 BUZ+ Buzzer+
5 PLED Power LED
6 BUZ- Buzzer-
7 NC No connection
8 SPK+ Speaker+
JFP2 Pin Definition
7
8
Power
LED
Speaker
1
2
JFP2
-
-
+
+
Front Panel Connectors: JFP1/JFP2
The mainboard provides two front panel connectors for electrical connection to the
front panel switches and LEDs. The JFP1 is compliant with Intel
®
Front Panel I/O
Connectivity Design Guide.
1
2
910
JFP1
HDD
LED
Reset
Switch
Power
LED
Power
Switch
+
+
+
-
-
-