Front Panel Connectors: Jfp1/2 - MSI G31M2 Series User Manual

Front Panel Connectors: JFP1, JFP2
These connectors are for electrical connection to the front panel switches and LEDs.
The JFP1 is compliant with Intel
9
JFP1
10
PIN
1
2
3
4
5
6
7
8
9
JSPI Debugging Pin Header: JSPI1
The pin header is for internal debugging only.
JSPI1
9
10
® Front Panel I/O Connectivity Design Guide.
Reset HDD
Switch LED
- -
+
+
1
2
-
+
Power Power
Switch LED
JFP1 Pin Definition
SIGNAL DESCRIPTION
HD_LED + Hard disk LED pull-up
FP PWR/SLP MSG LED pull-up
HD_LED - Hard disk active LED
FP PWR/SLP MSG LED pull-up
RST_SW - Reset Switch low reference pull-down to GND
PWR_SW + Power Switch high reference pull-up
RST_SW + Reset Switch high reference pull-up
PWR_SW - Power Switch low reference pull-down to GND
RSVD_DNU Reserved. Do not use.
JFP2 Pin Definition
PIN SIGNAL
1 GND
2 SPK-
3 SLED
4 BUZ+
5 PLED
6 BUZ-
7 NC
8 SPK+
PIN
1
1
3
2
5
7
9
Hardware Setup
Power LED
7 1
JFP2
8 2
- +
-
+
Speaker
DESCRIPTION
Ground
Speaker-
Suspend LED
Buzzer+
Power LED
Buzzer-
No connection
Speaker+
JSPI1 Pin Definition
SIGNAL PIN SIGNAL
VCC3_SB 2 VCC3_SB
SPI_MISO 4 SPI_MOSI_F
SPI_CSO_F# 6 SPI_CLK_F
GND 8 GND
Reserved 10 NC
2-19