Pmbus Connector (Pmbus1); Internal Usb 3.1 Gen1 Connector (Cn15); Com1 Connector (Com1) - AXIOMTEK IMB760 User Manual

IMB760 LGA4189 EATX Motherboard
2.5.10

PMBUS Connector (PMBUS1)

The PMBUS (Power System Management BUS) monitors the power supply, system
temperature and fan. The connector pin assignments are listed on the following table.
Pin Signal
1 PMBUS CLOCK
2 PMBUS DATA
3 PMBUS ALEAR
4 GND
5 N/A
2.5.11

Internal USB 3.1 Gen1 Connector (CN15)

The CN15 is a 19-pin internal connector for USB 3.1 compliant peripherals.
Pin Signal
1 VBUS0
2 SSRX5-
3 SSRX5+
4 GND
5 SSTX5-
6 SSTX5+
7 GND
8 USB10-
9 USB10+
10 ID
2.5.12

COM1 Connector (COM1)

This is a high rise type 9-pin D-Sub connector for COM1 serial port interface. The pin
assignments of RS-232/422/485 are listed in the table below.
Pin RS-232
1 DCD#
2 RXD
3 TXD
4 DTR#
5 GND
6 DSR#
7 RTS#
8 CTS#
9 RI#
[*]
Note
16
PMBUS1
Pin Signal
19 VBUS1
18 SSRX6-
17 SSRX6+
16 GND
15 SSTX6-
14 SSTX6+
13 GND
12 USB11-
11 USB11+
[*] [*]
RS-422 RS-485
TX- 485-
TX+ 485+
RX+ N/C
RX- N/C
GND GND
N/C N/C
N/C N/C
N/C N/C
N/C N/C
: COM1 can be used for RS-232/422/485 signals through BIOS settings.
[*]
Board and Pin Assignments