Specifications

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18
J17: COM Port Header (share with COM1)
Signal Pin Pin Signal
DCD1 1 2 DSR1
RXD1 3 4 RTS1
TXD1 5 6 CTS1
DTR1 7 8 RI1
10 2
9 1
GND 9 10 KEY PIN
FAN1/FAN2/FAN3: 8-pin 4056 Fan Header (Barebones use only)
Signal Pin Pin Signal
PWM1 1 2 +12V
TACH1 3 4 GND
GND 5 6 TACH2
+12V 7 8 PWM2
NOTE: Do not mix 8-pin Fan headers with 4-pin Fan headers. Mixing
these fan headers will cause problems to the system.
J9: Front Panel Connector
Signal Pin Pin Signal
PW_LED+
1 2
FP_PWR
KEY PIN
3 4
ID_LED+
PWR_LED-
5 6
ID_LED-
HDD_LED+
7 8
FAULT_LED1-
HDD_LED-
9 10
FAULT_LED2-
PWR_SW#
11 12
LAN1 ACTLED+
GND1
13 14
LAN1 ACTLED-
RST_SW#
15 16
SMBUS SDA
GND2
17 18
SMBUS SCL
SYS_ID_SW
19 20
INTRUSION#
NC
21 22
LAN2 ACTLED+
NMI_SW#
23 24
LAN2 ACTLED-
USB2: USB Front Panel Connector
Signal Pin Pin Signal
V5AUX 1 2 V5AUX
USB2+ 3 4 USB3+
USB2- 5 6 USB3-
GND 7 8 GND
KEY PIN 9 10 GND
PSMI1: PSMI Connector
Pin 1 2 3 4 5
Signal PSU_SMB_SCL PSU_SMB_SDA NC GND VCC3