MSI MS-7504 - Page 24

MS-7504 Mainboard
2-12
S/PDIF-Out Connector: JSPD1
This connector is used to connect S/PDIF (Sony & Philips Digital Interconnect Format)
interface for digital audio transmission.
Front Panel Connectors: JFP1
This connector is for electrical connection to the front panel switches and LEDs. The
JFP1 is compliant with Intel
®
Front Panel I/O Connectivity Design Guide.
VCC
SPDIF
GND
JSPD1
1
2
9
10
JFP1
HDD
LED
Reset
Switch
Power
LED
Power
Switch
+
+
+
-
-
-
PIN SIGNAL DESCRIPTION
1 HD_LED + Hard disk LED pull-up
2 FP PWR/SLP MSG LED pull-up
3 HD_LED - Hard disk active LED
4 FP PWR/SLP MSG LED pull-up
5 RST_SW - Reset Switch low reference pull-down to GND
6 PWR_SW + Power Switch high reference pull-up
7 RST_SW + Reset Switch high reference pull-up
8 PWR_SW - Power Switch low reference pull-down to GND
9 RSVD_DNU Reserved. Do not use.
Pin Definition