MSI 975X PLATINUM User Guide - Page 33

Front Panel Connectors: JFP1 / JFP2, CD-In Connector: JCD1, SPDIF-Out Connector: JSP1 - power

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Hardware Setup Front Panel Connectors: JFP1 / JFP2 The mainboard provides two front panel connectors for electrical connection to the front panel switches and LEDs. JFP1 is compliant with Intel® Front Panel I/O Connectivity Design Guide. JFP1 Pin Definition PIN Power Power LED Switch 1 2 JFP1 2 1 10 3 9 4 5 HDD Reset 6 LED Switch 7 8 9 SIGNAL HD_LED_P FP PW R/SLP HD_LED_N FP PW R/SLP RST_SW_N PWR_SW_P RST_SW_P PWR_SW_N 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 8 1 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+ CD-In Connector: JCD1 The connector is for CD-ROM audio connector. JCD1 R GND L SPDIF-Out Connector: JSP1 This connector is used to connect SPDIF (Sony & Philips Digital Interconnect Format) interface for digital audio transmission. GND JSP1 SPDIF VCC 2-17

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2-17
Hardware Setup
Front Panel Connectors: JFP1 / JFP2
The mainboard provides two front panel connectors for electrical connection
to the front panel switches and LEDs. JFP1 is compliant with Intel
®
Front Panel I/O
Connectivity Design Guide.
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
JFP1
7
8
JFP2
Power
LED
Speaker
1
2
1
2
9
10
Power
LED
Power
Switch
Reset
Switch
HDD
LED
JCD1
CD-In Connector: JCD1
The connector is for CD-ROM audio connector.
GND
R
L
SPDIF-Out Connector: JSP1
This connector is used to connect SPDIF (Sony & Philips Digital Interconnect Format)
interface for digital audio transmission.
VCC
SPDIF
GND
JSP1