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Internal I/O Connectors
X
COM (Serial) ports
4
1
1
+12V Power
8
5
Socket LGA1700
M2CN4
M.2 M Key
3
PCIe 1 (PCIe x16)
1
2
PCIe 2 (PCIe x4)
7
8
LAN LED
1
2
SMBus
PCIe 3 (PCIe x4)
5
6
2
10
1
9
PCIe 4 (PCIe x4)
Front Audio
1
PCIe 5 (PCIe x4)
1
S/PDIF
PCI 1
PCI 2
1
2
2
2
2
2
2
2
2
2
2
1
1
9
1
9
10
2
1
5
1
5
1
5
1
5
1
5
1
5
1
5
1
5
COM 1/2
2
1
9
„ COM Port Pin Assignment
RS232
Pin
RS232
with PWR
1
DCD-
+12V
2
SIN-
SIN-
3
SO-
4
DTR-
DTR-
5
GND
GND
6
DSR-
DSR-
7
RTS-
RTS-
8
CTS-
CTS-
9
RI-
+5V
User's Manual | ADS630-R680E/Q670E
DDR4_1
DDR4_3
Battery
12
24
1
13
1
2
USB
11
10
11
1
20
DDR4_2
DDR4_4
14
Intel
J36
1
SOJ1
1
2
1
1
R680E/Q670E
1
3
3
3
1
9
JP26
2
1
JP32
1
1
COM 3/4/5/6
M.2 M Key
M2CN3
2
1
9
1
2
JP33
2
1
9
2
1
9
2
1
9
1
M2CN2
9
M.2 E Key
1
1
1
1
1
RS422
RS485
Full Duplex
RX+
Data+
RX-
Data-
SO-
TX+
---
TX-
---
GND
GND
---
---
---
---
---
---
---
---
The pin functions of COM1/2 port will vary according to setting.
COM3/4/5/6 : RS232 only
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.
Chapter 2
HARDWARE INSTALLATION
24
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