Table of Contents
Advertisement
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 mes-
sage on the screen. To clear the warning, you must enter the BIOS utility and clear the
record.
CD-In Connector: JCD1
The connector is for CD-ROM audio connector.
Front Panel Connectors: JFP1, JFP2
The mainboard provides two front panel connectors for electrical connection to the
front panel switches and LEDs. The JFP1 is compliant with Intel
Connectivity Design Guide.
JFP1
2
1
HDD
Power
LED
LED
Power
Reset
Switch
Switch
9 10
JFP2
8
7
Speaker
2 1
GND
CINTRU
JCI1
JFP1 Pin Definition
PIN
SIGNAL
1
HD_LED_P
2
FP PWR/SLP
3
HD_LED_N
4
FP PWR/SLP
5
RST_SW_N
6
PWR_SW_P
7
RST_SW_P
8
PWR_SW_N
9
RSVD_DNU
PIN
SIGNAL
1
GND
3
SLED
Power
LED
5
PLED
7
NC
2
1
JCD1
R
L
GND
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 Pin Definition
PIN
SIGNAL
2
SPK-
4
BUZ+
6
BUZ-
8
SPK+
Hardware Setup
®
Front Panel I/O
2-19
Advertisement
Table of Contents
