MSI 915G COMBO-FR User Manual - Page 31
D-Bracket™ 2 Connector: JDB1, Chassis Intrusion Switch Connector: JCI1, E2-20
UPC - 816909005905
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MS-7058 ATX Mainboard 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 D-Bracket™ 2 Connector: JDB1 The mainboard comes with a JDB1 connector for you to connect to D-Bracket™ 2. D-Bracket™ 2 is a USB Bracket that supports both USB1.1 & 2.0 spec. It integrates four LEDs and allows users to identify system problem through 16 various combinations of LED signals. JDB1 9 1 10 2 Pin Definition Pin Signal 1 DBG1 (high for green color) 2 DBR1 (high for red color) 3 DBG2 (high for green color) 4 DBR2 (high for red color) 5 DBG3 (high for green color) 6 DBR3 (high for red color) 7 DBG4 (high for green color) 8 DBR4 (high for red color) 9 Key 10 NC Connected to JDB1 Optional D-Bracket™ 2 Connected to JUSB1 or JUSB2 E2-20 LEDs