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Supermicro C7C242-CB-M/MW Motherboard User's Manual
Serial Port (COM1)
There is one serial (COM) port header
on the motherboard. COM1 is located
next to the PCI-E Slot 4. Refer to the
table on the right for pin definitions.
JPME2:
1-2:NORMAL
2-3:ME MANUFACTURING MODE
JD1:SPEAKER:1-4
JWD1:WATCH DOG
1-2:RST
2-3:NMI
A
BT1
JSTBY1:
5V STBY POWER
BIOS
LED1
I-SATA4
I-SATA2
I-SATA5
I-SATA3
HD AUDIO
SYS_FAN2
MH12
2280
MH11
2260
MH10
2242
PCI-E M.2-M1
BAR CODE
I-SATA0
I-SATA1
MAC CODE
Pin# Definition
1
2
3
4
5
USB7
(3.0)
USB2 (2.0)
JI2C1/JI2C2
ON :ENABLE
USB
5/6
(3.1)
OFF:DISABLE
LAN
J9702
J9701/J9702
1-2:NORMAL
2-3:DEBUG MODE
SYS_FAN1
2-24
Serial/COM Ports
Pin Definitions
Pin# Definition
DCD
6
DSR
RXD
7
RTS
TXD
8
CTS
DTR
9
RI
Ground
10
N/A
A. COM1
KB/MOUSE/USB 0/1(2.0)
JPUSB1:USB0/1 WAKE UP
1-2 ENABLE
2-3 DISABLE
JPW1
JPUSB1
DIMMA1
DIMMA2
DIMMB1
DIMMB2
A
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