MSI 865PE User Guide - Page 41
Chassis Intrusion Switch Connector: JCI1, Front USB Connectors: JUSB1 & JUSB2
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Hardware Setup CD-In Connector: JCD1 The connector is for CD-ROM audio connector. JCD1 R GND L Chassis Intrusion Switch Connector: JCI1 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 USB Connectors: JUSB1 & JUSB2 The mainboard provides two USB 2.0 pin headers JUSB1 & JUSB2 (Optional) that are compliant with Intel® I/O Connectivity Design Guide. USB 2.0 technology increases data transfer rate up to a maximum throughput of 480Mbps, which is 40 times faster than USB 1.1, and is ideal for connecting high-speed USB interface peripherals such as USB HDD, digital cameras, MP3 players, printers, modems and the like. 2 10 1 9 JUSB2, JUSB1 (USB 2.0/Intel spec) JUSB1 & JUSB2 Pin Definition PIN SIGNAL 1 VCC 3 USB0- 5 USB0+ 7 GND 9 Key (no pin) PIN SIGNAL 2 VCC 4 USB1- 6 USB1+ 8 GND 10 USBOC 2-21