2
M.2 M Key PCIe/
SATA Signal Select
JP3
PCIe
1-2, 4-5, 7-8, 10-11 On
SATA (default)
2-3, 5-6, 8-9, 11-12 On
Panel Power Select
JP8
+12V
1-2 On
+5V
3-4 On
+3.3V (default)
5-6 On
Pin Assignments for I/O Connectors
PTN
3460
PTN
3460
PTN
3460
COM Ports (COM 1-6)
Pin RS232
RS422
Full Duplex
RS485
1
DCD-
TXD-
DATA-
2
RD
TXD+
DATA+
3
TD
RXD+
NC
4
DTR-
RXD-
NC
5
GND
GND
GND
6
DSR-
NC
NC
7
RTS-
NC
NC
8
CTS-
NC
NC
9
RI-
NC
NC
SMBus
Pin Assignment
Pin Assignment
1
3V3DU
2
GND
3
SMB_CLK
4
SMB_DATA
5
SMB_ALERT
6
---
Front Audio
Pin Assignment
Pin Assignment
1
Mic2-L
2
GND
3
Mic2-R
4
N.C.
5
HP-Out-R
6
Mic2-JD
7
GND
8
---
9
HP-Out-L
10
HP-Out-JD
Speaker R/L (Optional)
Pin Assignment
Pin Assignment
1
SPK-R/L +
2
SPK-R/L -
Note:
COM 1 & 2 are rear ports available for all
three modes, i.e. RS232, RS422 Full Duplex,
and RS485. COM 3 - 6 on the other hand are
optional internal ports and only available for
RS232.
PTN
3460
PTN
3460
PTN
3460
1
2
10
9
Front Audio
1
2
1
2
Speaker
R
L
SMBus
1
2
5
COM 3/4/5/6
2
1
9
