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M S-7527 M ainboard
Front Panel Connectors: JFP1, JFP2
These connectors are for electrical connection to the front panel switches and LEDs.
The JFP1 is compliant with Intel
Speaker
PIN
1
2
3
4
5
6
7
8
9
CD-In Connector: JCD1
This connector is provided for external audio input.
2-16
®
Front Panel I/O Connectivity Design Guide.
JFP2
8
7
+
-
Power
+
LED
-
2
1
JFP1 Pin Definition
SIGNAL
DESCRIPTION
HD_LED +
Hard disk LED pull-up
FP PWR/SLP
MSG LED pull-up
HD_LED -
Hard disk active LED
FP PWR/SLP
MSG LED pull-up
RST_SW -
Reset Switch low reference pull-down to GND
PWR_SW +
Power Switch high reference pull-up
RST_SW +
Reset Switch high reference pull-up
PWR_SW -
Power Switch low reference pull-down to GND
RSVD_DNU
Reserved. Do not use.
JFP2 Pin Definition
PIN
SIGNAL
1
GND
2
SPK-
3
SLED
4
BUZ+
5
PLED
6
BUZ-
7
NC
8
SPK+
JCD1
L
GND R
JFP1
9
10
-
Power
+
Reset
+
Switch
-
Switch
Power
-
HDD
LED
+
LED
2
1
DESCRIPTION
Ground
Speaker-
Suspend LED
Buzzer+
Power LED
Buzzer-
No connection
Speaker+
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