MSI Eclipse SLI User Guide - Page 37
Front Panel Connectors: JFP1, JFP2, Serial Port Connector: JCOM1
UPC - 816909051643
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MS-7520 Mainboard Front Panel Connectors: JFP1, JFP2 These connectors are for electrical connection to the front panel switches and LEDs. The JFP1 is compliant with Intel® Front Panel I/O Connectivity Design Guide. PIN Power Power LED Switch 1 +- 2 JFP1 2 1 10 3 9 4 +- -+ 5 HDD Reset LED Switch 6 7 8 9 JFP1 Pin Definition SIGNAL HD_LED + FP PW R/SLP HD_LED FP PW R/SLP RST_SW PW R_SW + RST_SW + PW R_SW 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 Speaker - + +- 2 8 1 7 Power LED JFP2 Pin Definition PIN SIGNAL 1 GND 2 SPK- 3 SLED 4 BUZ+ 5 PLED 6 BUZ- 7 NC 8 SPK+ DESCRIPTION Ground SpeakerSuspend LED Buzzer+ Power LED BuzzerNo connection Speaker+ Serial Port Connector: JCOM1 This connector is a 16550A high speed communication port that sends/receives 16 bytes FIFOs. You can attach a serial device. JCOM1 2 10 1 9 Pin Definition PIN SIGNAL 1 DCD 2 SIN 3 SOUT 4 DTR 5 GND 6 DSR 7 RTS 8 CTS 9 RI DESCRIPTION Data Carry Detect Serial In or Receive Data Serial Out or Transmit Data Data Terminal Ready Ground Data Set Ready Request To Send Clear To Send Ring Indicate 2-22