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Internal I/O Connectors
X
COM (Serial) ports
VGA
1
HDMI
5
+12V Power
LAN 1
USB3 1/2
LAN 2
DP/COM1
USB3 3/4
HDMI
VGA
DP/COM1
LAN 3/4
HDMI
VGA
USB3 7/8
DP
Line Out
Mic In
2280
2260
1
J12
PCIE1 (PCIe x16)
Buzzer
6
PCIE2 (PCIe x1)
JP2
5
1
5
1
JP1
6
2
6
2
PCIE3 (PCIe x16)
5
1
5
1
JP4
JP3
6
2
6
2
10
1
3
PCIE4 (PCIe x4)
1
3
1
Front
Audio
JP25
20
J1
J30
4
1
1
11
3
1
10
1
S/PDIF
1
1
10
J2
JP5
USB2_11/12
COM Ports (COM 1-2)
Pin
Assignment
1
X_MDCD1(2)-
3
MSO1(2)- COM
5
GND
7
MRTS1(2)-
9
X_MRI1(2)-
Connecting External Serial Ports
Your COM port may come mounted on a card-edge bracket. Install the card-edge bracket to
an available slot at the rear of the system chassis then insert the serial port cable to the COM
connector. Make sure the colored stripe on the ribbon cable is aligned with pin 1 of the COM
connector.
User's Manual | CMS311-W480E/Q470E
SYS FAN1 CPU FAN1
7
1
DDR4_3
DDR4_4
1
1
8
2
Front LAN
Battery
LED
14
13
2
1
LGA 1200
LPC
12
24
ATX
power
Standby
Power
LED
1
13
1
2
Front
Panel
11
M.2 M Key
SPI Flash
BIOS
1
CN37
2242
DDR4_1
DDR4_2
3
JP26
1
SATA0/1
(left/right)
Intel
SATA2/3
W480E/Q470E
(left/right)
6
1
1
JP13/11
1
10
1
(up to down)
USB3 Gen2
6
6
JP7
JP6
JP24
(USB 5/6)
20
11
JP10/8
(left to right)
9
1
20
1
SOJ2
J22
2
6
2
6
9
1
11
10
1
10
1
5
1
5
1
1
1
2
USB2_13/14
COM1/2
USB3_9/10
(top to bottom)
COM 1/2
from top to bottom
9
Pin
Assignment
2
MSIN1(2)- COM
4
MDTR1(2)- COM
6
MDSR1(2)-
8
MCTS1(2)-
10
--
1
2
Chapter 2
HARDWARE INSTALLATION
23
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