MSI 651M-V User Guide - Page 27

Front Panel Connectors: JFP1 & JFP2, Chassis Intrusion Switch Connector: JCI1

Page 27 highlights

Hardware Setup Chassis Intrusion Switch Connector: JCI1 This connector is connected to 2-pin connector chassis switch. If the Chassis is open, the switch will be short. The system will record this status. To clear the warning, you must enter the BIOS setting and clear the status. JCI1 Front Panel Connectors: JFP1 & JFP2 The mainboard provides two front panel connectors for electrical connection to the front panel switches and LEDs. JFP1 is compliant with Intel® Front Panel I/O Connectivity Design Guide. JFP1 HDD LED 12 Power LED Reset Power Switch Switch 9 10 Power LED JFP2 7 8 1 2 Speaker JFP1 Pin Definition PIN SIGNAL 1 HD_LED_P 2 FP PWR/SLP 3 HD_LED_N 4 FP PWR/SLP 5 RST_SW_N 6 PWR_SW_P 7 RST_SW_P 8 PWR_SW_N 9 RSVD_DNU DESCRIPTION Hard disk LED pull-up MSG LED pull-up Hard disk active LED MSG LED pull-up Reset Switch low reference pull-down to GND Power Switch high reference pull-up Reset Switch high reference pull-up Power Switch low reference pull-down to GND Reserved. Do not use. JFP2 Pin Definition PIN SIGNAL PIN SIGNAL 1 GND 2 SPK- 3 SLED 4 BUZ+ 5 PLED 6 BUZ- 7 NC 8 SPK+ 2-17

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2-17
Hardware Setup
Front Panel Connectors: JFP1 & JFP2
The mainboard provides two front panel connectors for electrical connection
to the front panel switches and LEDs. JFP1 is compliant with Intel
®
Front Panel I/O
Connectivity Design Guide.
PIN
SIGNAL
DESCRIPTION
1
HD_LED_P
Hard disk LED pull-up
2
FP PWR/SLP
MSG LED pull-up
3
HD_LED_N
Hard disk active LED
4
FP PWR/SLP
MSG LED pull-up
5
RST_SW_N
Reset Switch low reference pull-down to GND
6
PWR_SW_P
Power Switch high reference pull-up
7
RST_SW_P
Reset Switch high reference pull-up
8
PWR_SW_N
Power Switch low reference pull-down to GND
9
RSVD_DNU
Reserved. Do not use.
JFP1 Pin Definition
PIN
SIGNAL
PIN
SIGNAL
1
GND
2
SPK-
3
SLED
4
BUZ+
5
PLED
6
BUZ-
7
NC
8
SPK+
JFP2 Pin Definition
Power LED
Speaker
1
2
7
8
JFP2
JFP1
1
9 10
Reset
Switch
Power
LED
Power
Switch
2
HDD
LED
Chassis Intrusion Switch Connector: JCI1
This connector is connected to 2-pin connector chassis switch. If the Chassis
is open, the switch will be short. The system will record this status. To clear the
warning, you must enter the BIOS setting and clear the status.
JCI1