MSI PT880 User Guide - Page 35

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

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Page 35 highlights

MS-7043 ATX Mainboard Chassis Intrusion Switch Connector: JCI1 (Optional) This connector is connected to a 2-pin chassis switch. If the chassis is opened, the switch will be short. The system will record this status and show a warning message on the screen. To clear the warning, you must enter the BIOS utility and clear the record. GND 2 CINTRU 1 JCI1 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. JFP1 Power Power LED Switch 2 10 1 9 HDD Reset LED Switch 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. Speaker JFP2 2 1 8 7 Power LED JFP2 Pin Definition PIN SIGNAL 1 GND 3 SLED 5 PLED 7 NC PIN SIGNAL 2 SPK- 4 BUZ+ 6 BUZ- 8 SPK+ 2-14

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2-14
MS-7043 ATX Mainboard
Chassis Intrusion Switch Connector: JCI1 (Optional)
This connector is connected to a 2-pin chassis switch. If the chassis is opened,
the switch will be short. The system will record this status and show a warning
message on the screen. To clear the warning, you must enter the BIOS utility and
clear the record.
JCI1
2
1
GND
CINTRU
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.
Power
LED
Speaker
1
2
7
8
JFP2
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
9
1
2
10
JFP1
HDD
LED
Reset
Switch
Power
LED
Power
Switch